Convert dates effortlessly with KitFordevs' Date Converter. From Date of Birth and English Date conversions to various calendar systems, our online tool is accurate and user-friendly.

Effortlessly convert number bases with our base converter. Learn how to convert number base, including how to convert base 10 to base 2 using our easy base 2 number converter tool.

Convert dates to Roman numerals effortlessly with KitForDevs' Roman numeral date converter. Quickly transform any date with our user-friendly Roman numeral converter tool.

Easily encode and decode data with KitForDevs' Base64 tool. Securely convert text, files, or binary data to Base64 and back in just a few clicks.

Convert Base64 to file easily with KitForDevs. Our tool supports binary file to Base64 encoding, JavaScript-based file conversion, and Base64 to image decoding. Perfect for developers seeking efficient Base64 handling.

Quickly convert RGB to HEX with KitForDevs' Color Converter. Ideal for designers and developers, our tool offers accurate color code conversions and easy-to-use interface for seamless design work.

Convert text easily with KitForDevs' free Sentence Case Converter. Supports sentence case, title case, uppercase, lowercase, snake case, and more. Perfect for writers, developers, and content creators.

Convert text to the NATO phonetic alphabet easily with KitForDevs. Perfect for clear communication, our free tool translates words and phrases into the standardized phonetic code used worldwide.

Convert text to its ASCII binary representation and vice-versa.

Parse and convert text to unicode and vice-versa

Simply convert YAML to JSON with this online live converter.

Parse and convert YAML to TOML.

Simply convert JSON to YAML with this online live converter.

Parse and convert JSON to TOML.

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.

Parse and convert TOML to JSON.

Parse and convert TOML to YAML.

Generate random string with the chars you want, uppercase or lowercase letters, numbers and/or symbols.

Hash a text string using the function you need : MD5, SHA1, SHA256, SHA224, SHA512, SHA384, SHA3 or RIPEMD160

Hash and compare text string using bcrypt. Bcrypt is a password-hashing function based on the Blowfish cipher.

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!).

Generate random Universally Unique Lexicographically Sortable Identifier (ULID).

Encrypt clear text and decrypt ciphertext using crypto algorithms like AES, TripleDES, Rabbit or RC4.

Generate a BIP39 passphrase from an existing or random mnemonic, or get the mnemonic from the passphrase.

Computes a hash-based message authentication code (HMAC) using a secret key and your favorite hashing function.

Generate a new random RSA private and public pem certificate key pair.

Discover the strength of your password with this client-side-only password strength analyser and crack time estimation tool.

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.

Encode text to URL-encoded format (also known as "percent-encoded"), or decode from it.

Escape or unescape HTML entities (replace characters like <,>, &, " and \' with their HTML version)

Parse a URL into its separate constituent parts (protocol, origin, params, port, username-password, ...)

Get information about your current device (screen size, pixel-ratio, user agent, ...)

Generate a base64 basic auth header from a username and password.

Generate open-graph and socials HTML meta tags for your website.

Generate and validate time-based OTP (one time password) for multi-factor authentication.

Convert MIME types to file extensions and vice-versa.

Parse and decode your JSON Web Token (jwt) and display its content.

Find the javascript keycode, code, location and modifiers of any pressed key.

Make a string url, filename and id safe.

Online, feature-rich WYSIWYG HTML editor which generates the source code of the content immediately.

Detect and parse Browser, Engine, OS, CPU, and Device type/model from an user-agent string.

The list of all HTTP status codes, their name, and their meaning.

Compare two JSON objects and get the differences between them.

Decode Outlook SafeLink links。

Generate and download a QR code for a URL (or just plain text), and customize the background and foreground colors.

Generate and download QR codes for quick connections to WiFi networks.

Generate svg images to use as a placeholder in your applications.

Take a picture or record a video from your webcam or camera.

Git is a decentralized version management software. With this cheatsheet, you will have quick access to the most common git commands.

Generate random port numbers outside of the range of "known" ports (0-1023).

Validate and generate crontab and get the human-readable description of the cron schedule.

Prettify your JSON string into a friendly, human-readable format.

Minify and compress your JSON by removing unnecessary whitespace.

Convert JSON to CSV with automatic header detection.

Format and prettify your SQL queries online (it supports various SQL dialects).

Compute your chmod permissions and commands with this online chmod calculator.

Transforms "docker run" commands into docker-compose files!

Prettify your XML string into a friendly, human-readable format.

Prettify your YAML string into a friendly, human-readable format.

Parse your IPv4 CIDR blocks and get all the info you need about your subnet.

Convert an IP address into decimal, binary, hexadecimal, or even an IPv6 representation of it.

Given a start and an end IPv4 address, this tool calculates a valid IPv4 subnet along with its CIDR notation.

Find the vendor and manufacturer of a device by its MAC address.

Enter the quantity and prefix. MAC addresses will be generated in your chosen case (uppercase or lowercase)

Generate your own local, non-routable IP addresses for your network according to RFC4193.

A calculator for evaluating mathematical expressions. You can use functions like sqrt, cos, sin, abs, etc.

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.

Easily calculate percentages from a value to another value, or from a percentage to a value.

Monitor the duration of a thing. Basically a chronometer with simple chronometer features.

Degrees temperature conversions for Kelvin, Celsius, Fahrenheit, Rankine, Delisle, Newton, Réaumur, and Rømer.

Easily compare execution time of tasks with this very simple online benchmark builder.

Lorem ipsum is a placeholder text commonly used to demonstrate the visual form of a document or a typeface without relying on meaningful content

Get information about a text, the number of characters, the number of words, its size in bytes, ...

Copy and paste emojis easily and get the unicode and code points value of each emoji.

Obfuscate a string (like a secret, an IBAN, or a token) to make it shareable and identifiable without revealing its content.

Compare two texts and see the differences between them.

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.

Create ASCII art text with many fonts and styles。

Parse, validate and format phone numbers. Get information about the phone number, like the country code, type, etc.

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.