About Tool.Yun

This wonderful website, made with ❤ initialy by Corentin Thomasset and extended by ShareVB, aggregates useful tools for developer and people working in IT. If you find it useful, please feel free to share it to people you think may find it useful too and don't forget to bookmark it in your shortcut bar! Tool.Yun is open-source (under the GPL-3.0 license) and free, and will always be. If you want to support my work on this fork, and encourage me to add more tools or functionalities, please consider supporting by sponsoring me.

Technologies

Tool.Yun is made in Vue.js (Vue 3) with the the Naive UI component library and is hosted and continuously deployed by Vercel. Third-party open-source libraries are used in some tools, you may find the complete list in the package.json file of the repository.

Found a bug? A tool is missing?

If you need a tool that is currently not present here, and you think can be useful, you are welcome to submit a feature request in the issues section in the GitHub repository. And if you found a bug, or something doesn't work as expected, please file a bug report in the issues section in the GitHub repository.

Import Favorites

Export Favorites

[]

All 474 Tools

Category	Name	Description
Barcodes	Barcode Reader	Barcode reader
Barcodes	Barcode generator	Barcode generator
Barcodes	GTIN Validator	Validate and display information about GTIN (Global Trade Identifier Number formerly EAN Number), UPC and other product codes formats
Barcodes	QR Code decoder	QR Code Reader
Barcodes	QR Code generator	Generate and download a QR code for a URL (or just plain text), and customize the background and foreground colors.
Barcodes	QR Contact Info generator	Generate and download QR codes for Contact information (vCard), and customize the background and foreground colors.
Barcodes	WiFi QR Code generator	Generate and download QR codes for quick connections to WiFi networks.
Barcodes	tools.epc-qrcode-generator.name	Generate an European Payments Council (EPC) QR Code for initiating a SEPA credit transfer
Cheatsheets	Bash Cheatsheet	Bash common commands
Cheatsheets	CSS Selectors Cheatsheet	CSS Selectors Syntax Cheatsheet
Cheatsheets	Common Regex Cheatsheet	Cheatsheet for common regex patterns
Cheatsheets	Docker Cheatsheet	Docker command memo
Cheatsheets	Docker Compose cheatsheet	Docker Compose format cheatsheet
Cheatsheets	Docker SWARM cheatsheet	Docker Swarm mode cheatsheet
Cheatsheets	Dockerfile cheatsheet	Dockerfile syntax and build cheatsheet
Cheatsheets	Git Semantic Commit Cheatsheet	Cheatsheet for committing using semantic prefixes
Cheatsheets	Git cheatsheet	Git is a decentralized version management software. With this cheatsheet, you will have quick access to the most common git commands.
Cheatsheets	JSONPath Syntax Cheatsheet	JSONPath Syntax Cheatsheet
Cheatsheets	Jq Cheatsheet	JQ command cheatsheet
Cheatsheets	K8s Cheatsheet	Kubernetes useful commands
Cheatsheets	Markdown Cheat Sheet	Markdown Cheat Sheet
Cheatsheets	Nano CheatSheet	Nano Editor Cheatsheet
Cheatsheets	Nginx Cheatsheet	Nginx configuration and useful commands
Cheatsheets	Powershell Cheatsheet	Powershell is a powerful scripting language and command-line shell designed for system administration and automation. It provides a wide range of cmdlets and features that allow users to manage and automate tasks on Windows systems efficiently.
Cheatsheets	Regex cheatsheet	Javascript Regex/Regular Expression cheatsheet
Cheatsheets	Screen Command Cheatsheet	Screen linux command memo
Cheatsheets	Sed cheatsheet	sed unix command cheatsheet
Cheatsheets	Tmux Command Cheatsheet	Tmux linux command memo
Cheatsheets	VIM Cheatsheet	Vim text editor commands
Cheatsheets	XPath Syntax Cheatsheet	XPath Syntax Cheatsheet
Cheatsheets	Zellij Command Cheatsheet	Zellij linux command memo
Cheatsheets	chmod Command Cheatsheet	Cheatsheets for Linux permissions changes
Converters	Base64 Hex array encoder/decoder	Simply encode and decode Hex array into a their base64 representation.
Converters	Base64 file converter	Convert a string, file, or image into its base64 representation.
Converters	Base64 string encoder/decoder	Simply encode and decode strings into their base64 representation.
Converters	Csv to Data	Convert CSV file to JSON, YAML, CSV, SQL INSERT, XML, Markdown or XLSX
Converters	Data Storage Unit converter	Convert data storage or transfer units (bytes, bibytes, bits, kilobytes...)
Converters	Email normalizer	Normalize email addresses to a standard format for easier comparison. Useful for deduplication and data cleaning.
Converters	Energy Consumption and Expense Computer	Compute energy consumption and expense
Converters	Env Variables Format Converter	Convert between common env vars format and yaml
Converters	Excel to data	Convert XLSX file to JSON, YAML, CSV, SQL INSERT, XML or Markdown
Converters	Geographic Coordinates Converter	Convert geographic coordinates between WGS84, GCJ02, BD09, CGCS2000 and WebMercator. Also convert between Decimal, DMS and UTM. And with an interactive map.
Converters	Integer base converter	Convert a number between different bases (decimal, hexadecimal, binary, octal, base64, ...)
Converters	Many Units Converter	Convert all kind of units
Converters	Properties converter	Convert Java .properties file from/to YAML
Converters	Roman numeral converter	Convert Roman numerals to numbers and convert numbers to Roman numerals.
Converters	Text to UTF-8 binary	Convert text to its UTF-8 binary representation and vice-versa.
Converters	Text to Unicode	Parse and convert text to unicode and vice-versa
Converters	Torrent to Magnet	Convert a torrent file to a Magnet url
Converters	ULID generator	Generate random Universally Unique Lexicographically Sortable Identifier (ULID).
Converters	Unicode Characters to Java Entities Converter	Unicode Characters to Java Entities Converter and vice-versa
Converters	dBm mW Converter	Convert dBm to mW and conversely
Crypto	AGE Cryptography	Provides a simple and easy-to-use open-source Age tool for generating keys, encrypting, and decrypting messages.
Crypto	Ansible vault crypt decrypt	Encrypt and decrypt Ansible Vault Secrets
Crypto	Argon2 Hasher	Compute Argon2 hashes with parameters
Crypto	Bcrypt	Hash and compare text string using bcrypt. Bcrypt is a password-hashing function based on the Blowfish cipher.
Crypto	Bech32 Encoder/Decoder	Encode/Decode/Validate betch32(m)
Crypto	CRC calculator	Compute text or file CRC (CRC1, CRC8, CRC8 1-Wire, CRC8 DVB-S2, CRC16, CRC16 CCITT, CRC16 Modbus, CRC16 Kermit, CRC16 XModem, CRC24, CRC32, CRC32 MPEG-2, CRCJAM)
Crypto	CSR Generator	Certificate Signing Request generator (PEM format)
Crypto	Certificate/Key parser	Parse Key and Certificate
Crypto	ECDSA key pair generator	Generate new random ECDSA private and public keys (with or without passphrase).
Crypto	Ed25519 key pair generator	Generate new random Ed25519 private and public keys (with or without passphrase).
Crypto	Encrypt / decrypt text	Encrypt clear text and decrypt ciphertext using crypto algorithms like AES, TripleDES, Rabbit or RC4.
Crypto	File Hasher	Compute Hash of files
Crypto	Hash text	Hash a text string using the function you need : MD5, SHA1, SHA256, SHA224, SHA512, SHA384, SHA3 or RIPEMD160
Crypto	Hmac generator	Computes a hash-based message authentication code (HMAC) using a secret key and your favorite hashing function.
Crypto	JWT Generator	JWT Token generator and editor
Crypto	JWT parser	Parse and decode your JSON Web Token (jwt) and display its content.
Crypto	Jasypt String Encryption	Encrypt and decrypt strings using the Jasypt (Java Simplified Encryption) standard.
Crypto	Niceware Bytes to Passphrase	Convert bytes array to passphrase and conversely
Crypto	PGP File Encryption	Encrypt and decrypt files using PGP
Crypto	PGP encryption	Encrypt and decrypt text clear text using PGP Keys.
Crypto	PGP keygen	Generate new random PGP private and public keys (with or without passphrase).
Crypto	Paseto/PASERK Local	Generate local keys and encrypt/decrypt payloads
Crypto	Paseto/PASERK Public/Private	Generate public/private key pairs and sign/verify payload
Crypto	RSA encryption	Encrypt and decrypt text clear text using RSA Keys.
Crypto	RSA key pair generator	Generate a new random RSA private and public pem certificate key pair.
Crypto	RSA/DSA/ECDSA Signer and Verifier	Sign data and verify signature using RSA/DSA/ECDSA Keys
Crypto	SAML Parser	Detects SAML input (Base64, DEFLATE, or XML), parses, validates its signature, and displays a structured view of the assertion—including issuer, subject, conditions, authentication context, claims, and validation status.
Crypto	SSL Certificate converter	Convert SSL Certificate from different formats
Crypto	Shamirs Secret Sharing	Allow to share and recompose a secret using Shamir\
Crypto	X509 certificate generator	Generate a self signed SSL/x509 certificate
Data	BMI Calculator	Body Mass Index Calculator (us or metric units)
Data	Calendar Converter	Convert dates and times between Gregorian, Julian, Hebrew, Islamic, Persian, Mayan, Indian, French Republican, ISO‑8601, Unix time, and Excel serial formats
Data	Credit Card Checker	Check a Credit Card number for validity
Data	Currency Converter	Convert currency values using https://github.com/fawazahmed0/exchange-api
Data	Explain Shell Command	Use explainshell.com (or a self hosted) to explain a shell command
Data	IBAN validator and parser	Validate and parse IBAN numbers. Check if an IBAN is valid and get the country, BBAN, if it is a QR-IBAN and the IBAN friendly format.
Data	IES Lighting Guidelines	Search in the Illuminating Engineering Society’s (IES) current illuminance recommendations.
Data	ISBN Validator and Parser	Parse, validate, format and get infos for an ISBN
Data	ISO 3166 Country Codes Searcher	Allow searching for Country Code (ISO 3166) and info
Data	ISO 639 Searcher	Search in ISO 639-1/2T/2B/3 language codes
Data	Luhn Validator	Check and generate key for identifier validated by a Luhn checknum
Data	Online Dictionary	Search words in Wiktionary
Data	Phone parser and formatter	Parse, validate and format phone numbers. Get information about the phone number, like the country code, type, etc. Forge link to send message in WhatsApp and SMS.
Data	RMB Uppercase Converter	RMB/Renminbi Capitalization Conversion Tool
Data	Running Pace Calculator	Calculate your running pace, estimate your finish times for popular races, break down splits, and find your training zones.
Data	SLA calculator	Service Level Agreement Calcultator
Data	Software licence compatibility	Software Licence compatibility checker and information
Data	Unicode Search	Search in Unicode Characters
Data	VAT Numbers Validator	Validate VAT Numbers
DateTime	Chronometer	Monitor the duration of a thing. Basically a chronometer with simple chronometer features.
DateTime	Countdown	Countdown and alarm at ellapsed duration
DateTime	Cron/Weekday Alarm	Alarm based on time and weekdays expression
DateTime	Date+Durations Calculator	Add/substract durations from a specific date
DateTime	Date-time converter	Convert date and time into the various different formats
DateTime	Days Calculator	Calculate days interval, holidays, difference, business times
DateTime	Duration Calculator	Calculate/parse durations
DateTime	ETA calculator	An ETA (Estimated Time of Arrival) calculator to determine the approximate end time of a task, for example, the end time and duration of a file download.
DateTime	ICAL File Parser	Parse ICAL/ICS file to event display
DateTime	ICAL Generator	Generate ICAL/ICS file from event infos
DateTime	TTL calculator	TTL to Time converter
DateTime	Time Alarm	Alarm at a specific date and time
DateTime	Timezone Converter	Convert Date-Time from a timezone to others and get timezone vs countries infos
DateTime	Week Numbers Converter	Convert between ISO Week number, Week number in month and date
DateTime	Which Day?	Given a day and month, and years range, list all day of week a given date is
DateTime	iCal Merger	Merge many iCal file to a single
Default	Cron Expression Builder	Generate Cron expressions from a UI
Development	ANSI Escape Tester	Create and test ANSI console escape sequences
Development	API Tester	HTTP API Tester
Development	CSS/JS Prettify & Minify	Prettify or minify your CSS and JavaScript code online.
Development	Cli command editor	Convert CLI commands with options into an easily editable form and generate the command with
Development	Code/Scripts Highlighter	Highlight programming code fragments
Development	Curl Converter	Generate common coding languages version of provided curl command line
Development	Data Faker	Generate fake data using JSON template
Development	Database Connection String Builder	Build connection string for common database
Development	Database Creation Builder	Build SQL CREATE DATABASE queries for various databases
Development	Database Table Generator	Generate SQL CREATE TABLE for common databases
Development	Django Secret Generator	Generate a Django secret key
Development	Favicon Generator	Generate Favicon and corresponding header
Development	File Splitter	Split JSON, XML or text file either by group of nodes or by group of lines
Development	GitIgnore Generator	Generate .gitignore for a set of common templates
Development	Gitattributes Generator	Generate .gitattributes from common configuration of https://github.com/alexkaratarakis/gitattributes
Development	HEX File Converter	Convert between file and hexadecimal representation
Development	Javascript Obfuscator	Javascript code obfuscator using base64 or rot13 encoding
Development	Javascript Prettifier	JS/Javascript Prettifier
Development	Javascript Unobfuscator/Unpacker	webcrack is a tool for reverse engineering javascript. It can deobfuscate obfuscator.io, unminify, transpile, and unpack webpack/browserify, to resemble the original source code as much as possible.
Development	Json to Protobuf	Generate Protobuf declaration from JSON objects
Development	Json to SQL INSERT	Convert JSON array to INSERT INTO
Development	Json to Typescript	Convert JSON to Typescript code
Development	K6 Load Testing Script Generator	Generate k6 load testing scripts with common presets
Development	Mailto Generator	Generate a mailto: link href
Development	Open graph meta generator	Generate open-graph and socials HTML meta tags for your website.
Development	Picomatch Tester	A simple tester for the picomatch library, which is used for glob pattern matching.
Development	Pomodoro Timer	Basic Pomodoro Timer
Development	Quote Converter	Convert quoted string from/to \
Development	SQL Minifier	Minify SQL queries
Development	SQL Parameters Generator	Prepare SQL statement from a given parametrized SQL query and parameters
Development	SQL prettify and format	Format and prettify your SQL queries online (it supports various SQL dialects).
Development	Stacktrace prettier	Highlight .Net and JS stacktraces
Development	String Escaper	Escape string to code language version
Development	Swagger UI tester	Test Swagger Manifest
Docker	Docker Compose Format Converter	Convert Docker Compose file between V1, 2.x, 3.x or CommonSpec and may expand ports/volumes syntaxes
Docker	Docker Compose Validator	Validate Docker Compose files against CommonSpec schema
Docker	Docker Compose to .env file	Extract .env file from an existing Docker Compose file
Docker	Docker Compose to Docker run converter	Turns Docker Compose filt to docker run command(s)!
Docker	Docker Compose to Quadlets	Convert Docker compose file content to Podman Quadlets
Docker	Docker Image Downloader	Download a docker image given a docker registry, an architecture and an image name
Docker	Docker Pangolin Labels	Convert Docker Compose Pangolin labels to blueprints and vice versa
Docker	Docker compose to kubernetes	Docker Compose to Kubernetes manifests
Docker	Docker inspect to Docker run	Convert docker inspect command json result back to Docker run command
Docker	Docker run to Docker compose converter	Transforms "docker run" commands into docker-compose files!
Docker	Docker run to Quadlets	Convert docker run commands to Podman Quadlets
Docker	Docker run to kubernetes	Docker run command(s) to Kubernetes manifests
Docker	Dockerfile Label Generator	A simple tool for generating labels for Dockerfiles.
Docker	Kubernetes RBAC Generator	Generate k8s RBAC policy YAML
Docker	Traefik Docker Compose Maker	Create a docker compose with Traefik labels ready for a given service and options
Finance	Amortization Calculator	Calculate loan amortization schedules with monthly payment breakdowns
Forensic	ActiveDirectory LDAP properties searcher	Search in mapping of LDAP properties and ActiveDirectory UI
Forensic	Bounce Email Parser	Parse SMTP Bounce Emails
Forensic	Cookies Parser	Parse Cookie HTTP Header
Forensic	DMARC Report Analyzer	Read and display DMARC Xml Reports
Forensic	DNS Propagation Tester	A simple tool for testing DNS propagation across different servers.
Forensic	DNS Tester	A simple tool for testing DNS resolution, whois queries, and other DNS-related tasks.
Forensic	Dead Pixel Tester	Tool to check if a pixel on your screen is dead or not.
Forensic	EMV TLV decoder	Decodes the EMV TLV (tag-length-value) data and its individual tags having extended meaning (such as TVR (Tag 95), Terminal Capabilities (Tag 9F33), etc.)
Forensic	ETH Transaction Decoder	Ethereum transaction decoder with Smart Contract ABI
Forensic	Email Parser	Parse and extract information from raw Email content
Forensic	File Type Detector	Identify the type of a file
Forensic	Floating point number converter	Convert a decimal number to a IEEE 754 binary floating point number or vice versa.
Forensic	GZip/Deflate converter	Convert text from/to gzip/deflate
Forensic	HTTPS Tester	Validate HTTPS certificate, HSTS and 302 redirection
Forensic	Hex Encoder/Decoder	Encode and decode Hex buffers to number (bits, endianess, sign or floating point or chars) and structures
Forensic	Keycode info	Find the javascript keycode, code, location and modifiers of any pressed key.
Forensic	MIME Encoding Converter	Convert from/to MIME Encoded-Word format (Mail Subject)
Forensic	Middle-Endian Converter	Convert bytes from Middle-Endian to Little/Big Endian for given bits precision and type of Middle Endian
Forensic	MongoDB ObjectId Converter	Convert between MongoDB ObjectId and internal timestamp
Forensic	Nmap Command Builder	A simple command builder for generating Nmap scan commands.
Forensic	Outlook MSG Parser	Parse Outlook MSG Files
Forensic	Outlook Safelink decoder	Decode Outlook SafeLink links
Forensic	Parquet files Reader	Read parquet file as JSON object arrays
Forensic	RJ45 Cat6 Wiring Cheatsheet	Complete RJ45 Cat6 Wiring cheatsheet
Forensic	Resistor Calculator	Compute Resistor values from/to band colors
Forensic	SMART Raw Converter	Convert SMART Raw values to human readable
Forensic	Sensitive data masker	Clean sensitive data from textual content (ie logs)
Forensic	Serial Port Console	Connect, read and send message to Serial Port
Forensic	Sharepoint Share Url Decoder	Decode sharepoint.com share urls to "normal" Sharepoint Url
Forensic	Short Urls Expander	Expand short urls to target full urls
Forensic	Snowflake ID extractor	Extract timestamp, machine ID, and sequence number from a Snowflake ID
Forensic	TCPDump Generator	Generate tcpdump command line
Forensic	Text Charset Detector/Decoder	Detect text possible charsets and allow to decode using each detected encoding
Forensic	URL Builder	Allows to edit and build URLs with query parameters
Forensic	URL parser	Parse a URL into its separate constituent parts (protocol, origin, params, port, username-password, ...)
Forensic	键盘测试器	测试你的键盘按键，检查是否所有按键都能正常工作。每次按键都有视觉反馈，并支持不同的键盘布局。
Gaming	Card Picker	Generate a deck of playing cards
Gaming	Coin Flipper	Flip a coin
Gaming	Dice Roller	RPG Dice Roller using Dice Notation
Gaming	Fortune wheel	A configurable fortune wheel
Generators	BIP39 passphrase generator	Generate a BIP39 passphrase from an existing or random mnemonic, or get the mnemonic from the passphrase.
Generators	Diceware Password Generator	Generate random password using Diceware method
Generators	NanoIDs generator	Generate random, unique, and URL-friendly IDs for your applications.
Generators	Numeronym generator	A numeronym is a word where a number is used to form an abbreviation. For example, "i18n" is a numeronym of "internationalization" where 18 stands for the number of letters between the first i and the last n in the word.
Generators	OTP code generator	Generate and validate time-based and event-based OTP (one time password) for multi-factor authentication.
Generators	Passphrase Generator	Generate random memoizable Passphrases
Generators	Pin Code Generator	Generate Unique PIN (digits) codes
Generators	Random numbers generator	Generate random numbers (decimal, hexadecimal). With denied characters, you can generate other bases.
Generators	Token generator	Generate random string with the chars you want, uppercase or lowercase letters, numbers and/or symbols.
Generators	UUID converter	Converts a UUID with and without a hyphen to other common SQL notations and back.
Generators	UUIDs generator	A Universally Unique Identifier (UUID) is a 128-bit number used to identify information in computer systems. The number of possible UUIDs is 16^32, which is 2^128 or about 3.4x10^38 (which is a lot!).
Images	Camera recorder	Take a picture or record a video from your webcam or camera.
Images	Crop image	Crop, resize, and rotate images with custom background colors.
Images	GIF to MP4	Convert GIF to MP4 using ffmpeg
Images	HEIC Converter	HEIC Converter to JPEG or PNG
Images	ICO/PNG converter	Convert from PNG/JPEG to/from ICO
Images	Image Color Inverter	Invert the colors of an image to create a negative effect. Upload any image and instantly get the color-inverted version.
Images	Image Comparer	A tool to visualy compare images
Images	Image EXIF/Metadata/GPS/JPEG Quality reader	Read EXIF, IPTC, XMP, GPS and other metadata, JPEG Quality, and other infos from images files
Images	Image Formats Converter	Convert images from one format to another
Images	Image resizer	Change the width and height of the image, preview and download it in the desired format.
Images	Image to SVG (potrace)	Convert an raster image to vectorial SVG
Images	OCRize image and PDF	Perform OCR (Tesseract) on an image or PDF
Images	Remove EXIF	Remove Exif from JPEG Files
Images	Remove Image Background	Remove background from an image using AI
Images	SVG Previewer	Preview SVG files
Images	Watermarker	Add watermark or logo to one or more images
JSON	CSV to JSON	Convert CSV to JSON with automatic header detection.
JSON	JS to JSON converter	Simply convert Javascript object to JSON with this live online converter.
JSON	JSON Editor	Edit JSON content
JSON	JSON Flattener/Unflattener	Flatten or nestify/unflatten JSON content (ie, {a:{b:1}} vs {"a.b":1}
JSON	JSON Linter	Check and lint JSON content
JSON	JSON Merger	Merge deeply two JSON content
JSON	JSON diff	Compare two JSON objects and get the differences between them.
JSON	JSON minify	Minify and compress your JSON by removing unnecessary whitespace.
JSON	JSON prettify and format	Prettify your JSON string into a friendly, human-readable format.
JSON	JSON sort master	Sort your JSON by keys and values.
JSON	JSON to .env	Convert a flat JSON object into a .env file. Keys are upper-cased and values are safely quoted when they contain whitespace, quotes, or env-special characters.
JSON	JSON to C#	Convert JSON data to C# type definition
JSON	JSON to CSV	Convert JSON to CSV with automatic header detection.
JSON	JSON to Data	Convert JSON to CSV, SQL Insert, YAML, Markdown, XML and XLSX
JSON	JSON to Go	Convert JSON to Go struct
JSON	JSON to JS converter	Simply convert JSON to Javascript object with this live online converter.
JSON	JSON to Java Entity	Convert JSON into Java entities
JSON	JSON to MessagePack	Convert JSON to MessagePack
JSON	JSON to TOML	Parse and convert JSON to TOML.
JSON	JSON to TS	Parse and convert JSON to TS.
JSON	JSON to XML	Convert JSON to XML
JSON	JSON to YAML converter	Simply convert JSON to YAML with this live online converter.
JSON	JSON to object	Parse and convert JSON to object.
JSON	Jq/JSONPath Tester	Test jq/JSONPath expression against a JSON content
JSON	Json Escaper/Unescaper	Escape and unescape JSON string
JSON	Json Query	Run JSON Query lang on a given JSON content
JSON	Json Size Analyzer	Measure JSON nodes relative weights
JSON	Json string converter	Convert your text or JavaScript objects to JSON string format and vice versa.
JSON	Json to PHP Code	Generate PHP Classes from JSON
JSON	Json to PHP-Array	Convert JSON to PHP Array
JSON	Json to Python	Convert JSON to Python classes
JSON	Json to SQL DDL	JSON to SQL CREATE TABLE
JSON	Json to Schema	Convert JSON data to JSON Schema, MySQL DDL, Mongoose Schema, Google BigQuery schema or ClickHouse Table Schema
JSON	Message Pack to JSON	Convert MessagePack file to JSON
JSON	ObjGen to JSON	Generate xomplex JSON from TOML like syntax
JSON	PHP-Array to JSON	Convert PHP Array to JSON
JSON	tools.json-patch.name	A simple tool for creating and testing JSON patches according to RFC 6902. And list paths of a JSON object.
Markdown	Epub to Markdown	Convert an EPUB file to full markdown content
Markdown	Format Converter	Convert between standard Markdown, Obsidian, Logseq, Slack, Jira, and other formats.
Markdown	HTML to markdown	Convert HTML (either from clipboard) to Markdown
Markdown	Markdown Diff	Compare two Markdown documents and see the differences between them.
Markdown	Markdown Editor	Simple Markdown Editor
Markdown	Markdown Lorem Ipsum	Generate Lorem Ipsum in markdown
Markdown	Markdown Table Generator	Create GitHub-flavored Markdown tables with a visual editor.
Markdown	Markdown Table Prettifier	Prettify markdown tables
Markdown	Markdown preview	Live preview of Markdown as you type
Markdown	Markdown to DOCX	Convert Markdown documents to Word/DOCX document format with live preview and custom styling support.
Markdown	Markdown to HTML	Convert Markdown to HTML and allow to print (as PDF)
Markdown	Markdown to Text	Convert markdown to plain text
Markdown	Markdown to data	Convert Markdown table to JSON, YAML, CSV, SQL INSERT, XML, Markdown or XLSX
Markdown	Markdown toc generator	Generate a TOC from a markdown file/content
Markdown	Paste as Markdown	Paste cells/tables and links from clipboard content as Markdown
Maths	Binary Calculator	Calculate bitwise/binary operations (AND, OR, XOR, NOT, shifts) between two numbers
Maths	Math Formats Converter	Convert mathematical expression between formats
Maths	Math OCR	Convert Math Formula images to Latex
Maths	Math evaluator	A calculator for evaluating mathematical expressions. You can use functions like sqrt, cos, sin, abs, etc.
Maths	Tip calculator	Calculate the tip for a bill and split it among multiple people.
Maths	Trigonometric/Equation Curve Visualizer	Visualize trigonometric or equations depending on x
Measurement	Aspect Ratio Calculator	Use this ratio calculator to check the dimensions when resizing images.
Measurement	Benchmark builder	Easily compare execution time of tasks with this very simple online benchmark builder.
Measurement	Geo distance calculator	Compute distance between two geo location (and display current user location information)
Measurement	Percentage calculator	Easily calculate percentages from a value to another value, or from a percentage to a value.
Network	ARPA Decoder	Decode IPv4/6 ARPA addresses or PTR record
Network	Apache LogRotate Generator	Generate Apache .log rotation configuration
Network	BIMI DNS Generator	Generate BIMI DNS TXT record
Network	Basic auth generator	Generate a base64 basic auth header from a username and password.
Network	Chmod calculator	Compute your chmod permissions and commands with this online chmod calculator.
Network	Cloudflare DNS/RDAP Queries	Query DNS records and RDAP for any domain name online using Cloudflare DNS/RDAP.org.
Network	Crontab generator	Validate and generate crontab and get the human-readable description of the cron schedule.
Network	Curl Command Generator	Generate CURL command lines
Network	DKIM DNS Generator	Generate DKIM DNS TXT record
Network	DMARC DNS Generator	Generate DMARC DNS TXT record
Network	DNS Queries	Perform DNS Queries (over HTTPS)
Network	DNSBL Checker	Check if a given IP is in any of known DNS Blacklist servers (spam block)
Network	Data Transfer Rate Calculator	Compute Data Transfer times, rates and amount of data
Network	FStab Generator	Generate /etc/fstab line
Network	HAR Sanitizer	HAR Files Sanitizer
Network	HDD calculator	Storage device manufacturers report capacities in decimal form (like GB), while operating systems and other software uses binary form (GiB), although still incorrectly using the decimal unit (GiB). This tool converts decimal form capacity into various binary forms.
Network	HTAccess generator	Generate .htaccess file
Network	Htpasswd/htaccess generator	htpassword/htaccess user/password generator
Network	IP Geo Location	Retrieve information about an IPv4/6 address or domain location
Network	IP Subnets Exclude Calculator	Substract a disallowed IP Ranges/Mask/CIDR list from an allowed IP Ranges/Mask/CIDR list
Network	IPv4 Subnets Lister	List all possible subnets of a given CIDR
Network	IPv4 address converter	Convert an IP address into decimal, binary, hexadecimal, or even an IPv6 representation of it.
Network	IPv4 range expander	Given a start and an end IPv4 address, this tool calculates a valid IPv4 subnet along with its CIDR notation.
Network	IPv4 subnet calculator	Parse your IPv4 CIDR blocks and get all the info you need about your subnet.
Network	IPv4-6/IPRange/CIDR in IPRange/CIDR/IPMask	Given a CIDR/IP Range/Wildcard IP/IP Mask, tell if a given IPv4-6/Range/CIDR/Wildcard IP/IP Mask is in subnet range
Network	IPv4/6 Range to CIDR(s) Calculator	Calculate CIDR(s) from an IP Range (IPv4/6)
Network	IPv6 ULA generator	Generate your own local, non-routable IP addresses for your network according to RFC4193.
Network	Integers to IPv4/IPv6	Convert integers to IP
Network	Iptables Generator	Generate iptables command lines
Network	Ipv4/6 CIDR to IP Range Calculator	Calculate IP Range from a CIDR (IPv4/6)
Network	Ipv6 address converter	Convert an ip address into decimal, binary, hexadecimal and get infos
Network	Ipv6 subnet calculator	Parse your IPv6 CIDR blocks and get all the info you need about your sub network.
Network	MAC Address Converter	Change the format of a MAC address and chose between different formats (EUI-48, EUI-64, IPv6)
Network	MAC address generator	Enter the quantity and prefix. MAC addresses will be generated in your chosen case (uppercase or lowercase)
Network	MAC address lookup	Find the vendor and manufacturer of a device by its MAC address.
Network	Microphone Tester	Replay and Visualize sound from Your microphone, with added one second of delay
Network	Multi link downloader	The tool will asynchronously combine the contents of the provided links into a single zip file for you to download. (Requires an internet connection)
Network	My IP Address	Get your client IP Address (IPv4/6) using https://www.ipify.org/
Network	Nginx formatter	Format/prettify Nginx configuration files
Network	Option43 generator	Generate Option43 Wifi DHCP configuration
Network	PTR DNS Generator	Generate DNS PTR records
Network	Password strength analyser	Discover the strength of your password with this client-side-only password strength analyser and crack time estimation tool.
Network	Ping	Ping a set of hostname, IPs, CIDR or IP range
Network	Port Numbers	Search for assigned usage of a given port and protocol
Network	Punycode Converter	Convert international unicode domain names or emails from/to ASCII Punycode version
Network	RAID Calculator	Calculate storage capacity, fault tolerance and space efficiency of an array based on the number of disks, size, and RAID type
Network	RAID Reliability Calculator	Computes storage system reliability using well-known MTTDL methodology
Network	Random port generator	Generate random port numbers outside of the range of "known" ports (0-1023).
Network	Restic Command Generator	Generate restic CLI commands to restore a Backrest or plain restic repository: a whole snapshot, only some files, or a browsable mount.
Network	Rsync Generator	Rsync command generator
Network	SIP Authorization	This tool helps you to verify the SIP authorization header. The tool performs all calculations in the browser and does not transmit sensitive information over the network, so feel free to use it.
Network	SPF DNS generator	Generate SPF DNS TXT record
Network	Shell Commands Formatter	Format shell commands as multiline shell commands split on arguments
Network	Shell Commands Linearizer	Linearize multiline shell commands
Network	Shutdown Command Generator	Generate shutdown command for various OS
Network	TCP/UDP Port Tester	Allows to test TCP/UDP (using a websocket proxy on server side)
Network	UFW Command Generator	Generate UFW command lines
Network	Visual Subnet Calculator	A tool for quickly designing networks and collaborating on that design with others. It focuses on expediting the work of network administrators, not academic subnetting math.
Network	WPA PSK generator	WPA Pre-shared Key Generator to convert a WPA passphrase and SSID to the 256-bit pre-shared ("raw") key
Network	Websocket tester	Allows to test WebSocket connections
Network	Whois Checker	Check whois for a domain using IANA Website
Network	Wireguard Config Generator	Generate Wireguard Server and Clients configuration files
Network	X-VR-SpamCause Decoder	Decode X-VR-SPAMCAUSE header in OVH mails
Network	ZPOOL RAID calculator	Determine the usable capacity and other metrics of a ZFS storage pool and compare layouts including stripe, mirror, RAIDZ1, RAIDZ2, RAIDZ3, and dRAID.
Network	ZPool Cheatsheet	OpenZFS/ZPool usage commands and info
Network	Zxcvbn Password Strength	Compute a given password strength using zxcvbn
Network	firewalld command line generator	Generate firewalld command lines
Network	tools.url-redirection-checker.name	Check if a URL redirects to another URL.
PDF	HTML to PDF	Generate PDF from HTML content or URL with format selection and auto hide cookie banners
PDF	PDF Compressor	Optimize and compress PDF using Ghostscript
PDF	PDF Text Extractor	Extract text from PDF
PDF	PDF signature checker	Verify the signatures of a PDF file. A signed PDF file contains one or more signatures that may be used to determine whether the contents of the file have been altered since the file was signed.
PDF	Pdf Concatener	Concatenate PDF into a single one
PDF	Pdf Decrypt and Unlock	Decrypt a PDF and unlock (remove security permissions)
PDF	Pdf Encrypt	Encrypt and add protection to a PDF File
PDF	Pdf Linearize/FastWeb	Create a Linearized version of a PDF (turn to FastWeb)
PDF	Pdf Page Extractor	Extract pages range from a PDF
Physics	Acceleration Converter	Convert values between acceleration units
Physics	Angle Units Converter	Convert values between angle units
Physics	Area Units Converter	Convert values between area units
Physics	Energy Units Converter	Convert values between energy units
Physics	Fitness Computer	Compute BMR (Basal Metabolic Rate), TDEE / Calories (Total Daily Energy Expenditure), BMI (Body Mass Index), Ideal Weight (Ideal Body Weight), Body Fat (Body Fat Percentage), Max HR (Maximum Heart Rate): key metrics used to assess overall fitness and physiological health.
Physics	Food Energy Converter	Convert between food (joule, calories)
Physics	Force Units Converter	Convert values between force units
Physics	Frequency Converter	Convert values between frequency units
Physics	Illuminance Converter	Illuminance units converter (Lux, Foot Candles, Nox, Phot, Flame)
Physics	Length Units Converter	Convert values from length units
Physics	Mass Units Converter	Convert values between mass units
Physics	Power Converter	Convert values between power units
Physics	Pressure Units Converter	Convert values between pressure units
Physics	SI Prefixes Converter	Convert between Metric Prefixes
Physics	Speed Converter	Convert values between speed units
Physics	Temperature converter	Degrees temperature conversions for Kelvin, Celsius, Fahrenheit, Rankine, Delisle, Newton, Réaumur, and Rømer.
Physics	Volume Flow Rate Converter	Convert values between volume flow rate units
Physics	Volume Units Converter	Convert values from volume units
TOML	TOML Linter	Lint and check TOML content
TOML	TOML to JSON	Parse and convert TOML to JSON.
TOML	TOML to YAML	Parse and convert TOML to YAML.
Text	AI Prompt Splitter	Split a long document to multiple chat (ie ChatGPT) prompts
Text	ASCII Art Text Generator	Create ASCII art text with many fonts and styles.
Text	Case converter	Transform the case of a string and choose between different formats
Text	Citation Generator	Generate citation of papers/books in MLA or APA format
Text	Distinct Words	Extract and count occurences of each unique word in a text
Text	Duplicate Lines Finder	Find and list duplicated lines
Text	Emoji picker	Copy and paste emojis easily and get the unicode and code points value of each emoji.
Text	Extract text from HTML	Paste your HTML in the input form on the left and you will get text instantly. Occasionally, you may need to extract plain text from an HTML page where CSS properties (like user-select: none;) prevent text selection. The typical workaround involves using the DevTools (F12) to select "Copy → outer HTML". The proposed tool would simplify this process by extracting the "inner Text" directly from the copied HTML.
Text	Folder Structure Diagram	tree-like utility for generating ASCII folder structure diagrams
Text	Font Compare	Compare to fonts on a given text
Text	GPT Token Encoder/Decoder	Encode text to GPT tokens and decode GPT tokens back to text
Text	GPT Token Estimator	OpenAI GPT Token Estimator
Text	I and L Checker	Check a password or text with highlighting of 1, l, I, 0, O
Text	Image to ASCII Art	Image to ASCII Art Generator
Text	JSON to TOON	Convert JSON object to TOON representation for LLM/GPT usage
Text	Keyboard Layout Converter	Convert keys sequence from one keyboard layout to another
Text	Levenshtein Calculator	Compute Levenshtein distance and scores between to strings
Text	List converter	This tool can process column-based data and apply various changes (transpose, add prefix and suffix, reverse list, sort list, lowercase values, truncate values) to each row.
Text	Lists Comparer	Compare two list items
Text	Lorem ipsum generator	Lorem ipsum is a placeholder text commonly used to demonstrate the visual form of a document or a typeface without relying on meaningful content
Text	Mermaid exporter	Convert Markdown (Mermaid) to image and allow to export to PNG, JPG & SVG
Text	Morse Code Converter	Encode/Decode to Morse code
Text	Pack files for AI	Pack a directory of code source files to a single AI parsable form (like repomix)
Text	RSVP Reader	A Rapid Serial Visual Presentation (RSVP) tool that lets you paste text, and have the words displayed one at a time at a configurable words-per-minute (WPM) value.
Text	Random Line Picker	Pick random lines from a text input
Text	Regex Tester	Test your regular expressions with sample text.
Text	Rune converter	Convert Text to Runes and vice-versa
Text	Sed Command generator	Generate unix sed commands
Text	Smart Text Replacer and Linebreaker	Search and replace a word on single or multiple occurrences just like windows notepad search and replace. Also allows to manage linebreaking and text splitting
Text	Social Link Sharer	Generate share link href for common Social Networks
Text	String obfuscator	Obfuscate a string (like a secret, an IBAN, or a token) to make it shareable and identifiable without revealing its content.
Text	TOON to JSON	Convert TOON representation to JSON object for LLM usage
Text	Tab to Spaces	Convert tab to multiple spaces
Text	Text Translator	Translate text from one language to another (using opus-mt)
Text	Text diff	Compare two texts and see the differences between them.
Text	Text statistics	Get information about a text, the number of characters, the number of words, its size in bytes, ...
Text	Text to NATO alphabet	Transform text into the NATO phonetic alphabet for oral transmission.
Text	Text to Unicode Names	Convert a text to its hexadecimal character codes and Unicode Names for each character
Text	Unicode Formatter	Format text using Unicode fonts
Text	Unicode to GSM-7	Encode unicode text to SMS GSM-7 encoding and display related SMS send info
Text	Zalgo Generator/Banner	Generate Zalgo text and clean zalgo generated text
Web	CSS Gradient Generator	Generate CSS Gradient css code for a given set of steps and colors
Web	CSS Units Converter	Convert values from common CSS units (em, rem, px, vw, vh, %)
Web	CSS XPath Converter	Convert CSS selector to/from XPath expression
Web	Color Contrast Checker	Check the WCAG contrast level between two colors
Web	Color Wheel	Choose a color palette/theme using a wheel and mode
Web	Color converter	Convert color between the different formats (hex, rgb, hsl and css name)
Web	Css prettifier	CSS Prettify
Web	Device information	Get information about your current device (screen size, pixel-ratio, user agent, ...)
Web	Encode/decode url formatted strings	Encode to url-encoded format (also known as "percent-encoded") or decode from it.
Web	Escape HTML entities	Escape or unescape HTML entities (replace characters like <,>, &, " and \' with their HTML version)
Web	HTML Minifier	Minify HTML content
Web	HTML Prettifier	Prettify HTML code
Web	HTML WYSIWYG editor	Online, feature-rich WYSIWYG HTML editor which generates the source code of the content immediately.
Web	HTML cleaner	Clean HTML
Web	HTML to XHTML	Convert HTML to strict XHTML (XML parsable, self closing tags...)
Web	HTML to data	Convert HTML table to JSON, YAML, CSV, SQL INSERT, XML, Markdown or XLSX
Web	HTTP status codes	The list of all HTTP status codes, their name, and their meaning.
Web	Image to CSS	Convert image to CSS (url, background, ...)
Web	MIME types	Convert MIME types to file extensions and vice-versa.
Web	REM Pixel converter	Convert px to rem and vice versa
Web	SVG placeholder generator	Generate svg images to use as a placeholder in your applications.
Web	Slugify string	Make a string url, filename and id safe.
Web	UTM Url Generator	Generate an URL with utm_ parameters
Web	Url Cleaner	Clean Ads tracker, UTM, Facebook and other ads provider parameters from an URL
Web	Url Fanger	Defang/Refang an URL or email address
Web	Url Text Search Fragment Maker	Create url that allows linking directly to a specific portion of text in a web document
Web	User-agent parser	Detect and parse Browser, Engine, OS, CPU, and Device type/model from an user-agent string.
XML	ObjGen to HTML	Generate xomplex HTML from TOML like syntax
XML	XML Linter	Lint XML content for syntax error
XML	XML formatter	Prettify your XML string into a friendly, human-readable format.
XML	XML to JSON	Convert XML to JSON
XML	XPath Tester	Test XPath expression against XML content
XML	XSLT tester	Allows to test XML transformation using XSLT Stylesheets
YAML	YAML Flattener/Unflattener	Flatten or nestify/unflatten YAML content (ie, a.b: 1 vs a: b: 1)
YAML	YAML Merger	Merge deeply two YAML content
YAML	YAML prettify and format	Prettify your YAML string into a friendly, human-readable format.
YAML	YAML to JSON converter	Simply convert YAML to JSON with this online live converter.
YAML	YAML to TOML	Parse and convert YAML to TOML.