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All the tools
Token generator
Generate random string with the chars you want: uppercase or lowercase letters, numbers and/or symbols.
Hash text
Hash a text string using the function you need : MD5, SHA1, SHA256, SHA224, SHA512, SHA384, SHA3 or RIPEMD160
Bcrypt
Hash and compare text string using bcrypt. Bcrypt is a password-hashing function based on the Blowfish cipher.
UUIDs v4 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 !).
Encrypt / decrypt text
Encrypt and decrypt text clear text using crypto algorithm like AES, TripleDES, Rabbit or RC4.
BIP39 passphrase generator
Generate BIP39 passphrase from existing or random mnemonic, or get the mnemonic from the passphrase.
Hmac generator
Computes a hash-based message authentication code (HMAC) using a secret key and your favorite hashing function.
RSA key pair generator
Generate new random RSA private and public key pem certificates.
Password strength analyser
Discover the strength of your password with this client side only password strength analyser and crack time estimation tool.
Date-time converter
Convert date and time into the various different formats
Integer base converter
Convert number between different bases (decimal, hexadecimal, binary, octal, base64, ...)
Roman numeral converter
Convert Roman numerals to numbers and convert numbers to Roman numerals.
Base64 string encoder/decoder
Simply encode and decode string into a their base64 representation.
Base64 file converter
Convert string, files or images into a it's base64 representation.
Color converter
Convert color between the different formats (hex, rgb, hsl and css name)
Case converter
Change the case of a string and chose between different formats
Text to NATO alphabet
Transform text into NATO phonetic alphabet for oral transmission.
YAML to JSON converter
Simply convert YAML to JSON with this live online converter.
YAML to TOML
Parse and convert YAML to TOML.
JSON to YAML converter
Simply convert JSON to YAML with this live online converter.
JSON to TOML
Parse and convert JSON to TOML.
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.
TOML to JSON
Parse and convert TOML to JSON.
TOML to YAML
Parse and convert TOML to YAML.
Encode/decode url formatted strings
Encode to url-encoded format (also known as "percent-encoded") or decode from it.
Escape html entities
Escape or unescape html entities (replace <,>, &, " and ' to their html version)
Url parser
Parse an url string to get all the different parts (protocol, origin, params, port, username-password, ...)
Device information
Get information about your current device (screen size, pixel-ratio, user agent, ...)
Basic auth generator
Generate a base64 basic auth header from an username and a password.
Open graph meta generator
Generate open-graph and socials html meta tags for your website.
OTP code generator
Generate and validate time-based OTP (one time password) for multi-factor authentication.
Mime types
Convert mime types to extensions and vice-versa.
JWT parser
Parse and decode your JSON Web Token (jwt) and display its content.
Keycode info
Find the javascript keycode, code, location and modifiers of any pressed key.
Slugify string
Make a string url, filename and id safe.
HTML WYSIWYG editor
Online HTML editor with feature-rich WYSIWYG editor, get the source code of the content immediately.
User-agent parser
Detect and parse Browser, Engine, OS, CPU, and Device type/model from an user-agent string.
HTTP status codes
The list of all HTTP status codes their name and their meaning.
JSON diff
Compare two JSON objects and get the differences between them.
QR Code generator
Generate and download QR-code for an url or just a text and customize the background and foreground colors.
SVG placeholder generator
Generate svg images to use as placeholder in your applications.
Camera recorder
Take a picture or record a video from your webcam or camera.
Git cheatsheet
Git is a decentralized version management software. With this cheatsheet you will have a quick access to the most common git commands.
Random port generator
Generate random port numbers outside of the range of "known" ports (0-1023).
Crontab generator
Validate and generate crontab and get the human readable description of the cron schedule.
JSON prettify and format
Prettify your JSON string to a human friendly readable format.
JSON minify
Minify and compress your JSON by removing unnecessary white spaces.
JSON to CSV
Convert JSON to CSV with automatic header detection.
SQL prettify and format
Format and prettify your SQL queries online (it supports various SQL dialects).
Chmod calculator
Compute your chmod permissions and commands with this online chmod calculator.
Docker run to Docker compose converter
Turns docker run commands into docker-compose files!
XML formatter
Prettify your XML string to a human friendly readable format.
IPv4 subnet calculator
Parse your IPv4 CIDR blocks and get all the info you need about your sub network.
Ipv4 address converter
Convert an ip address into decimal, binary, hexadecimal or event in ipv6
IPv4 range expander
Given a start and an end IPv4 address this tool calculates a valid IPv4 network with its CIDR notation.
MAC address lookup
Find the vendor and manufacturer of a device by its MAC address.
IPv6 ULA generator
Generate your own local, non-routable IP addresses on your network according to RFC4193.
Math evaluator
Evaluate math expression, like a calculator on steroid (you can use function like sqrt, cos, sin, abs, ...)
ETA calculator
An ETA (Estimated Time of Arrival) calculator to know the approximate end time of a task, for example the moment of ending of a download.
Percentage calculator
Easily calculate percentages from a value to another value, or from a percentage to a value.
Chronometer
Monitor the duration of a thing. Basically a chronometer with simple chronometer features.
Temperature converter
Temperature degrees conversions for Kelvin, Celsius, Fahrenheit, Rankine, Delisle, Newton, Réaumur and Rømer.
Benchmark builder
Easily compare execution time of tasks with this very simple online benchmark builder.
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 statistics
Get information about a text, the amount of characters, the amount of words, it's size, ...
Emoji picker
Copy and paste emojis easily and get the unicode and code points value of each emoji.
String obfuscator
Obfuscate a string (like a secret, an IBAN, or a token) to make it shareable and identifiable without revealing its content.
Phone parser and formatter
Parse, validate and format phone numbers. Get information about the phone number, like the country code, type, etc.