The internet's default toolbox
Instant, beautiful developer tools that run entirely in your browser. No forced logins, no intrusive popups, and no tracking.
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Built for speed and security
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Your data never touches our servers. All calculations, parsing, and formatting happen locally in your browser.
Lightning fast
Statically pre-rendered pages load in milliseconds. Standard actions parse and update instantly as you type.
Minimal & clean
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Request a ToolThe Ultimate Privacy-First Developer Toolbox
Welcome to Lowkeydevs (also known as lowkeydevs, lowkey devs, or lowkeydevs.com), your premier open source web utilities hub and a complete minimalist developer toolbox. Our mission is to provide free ad free developer tools and private client side web utilities that compile, format, and convert your data securely. As a low key developer tools website built for speed, we operate under a strict browser based dev tools no tracking policy. This means we host zero server logs developer tools: all processing happens locally in your browser. We offer no login developer tools, which makes us a highly secure, secure online tools client side destination with no signup or tracking. If you are looking for fast browser utilities for developers, you are in the right place.
Private Code Formatters & Code Beautifiers
Managing code structure can be tedious, but our suite of private code formatters makes it seamless. Use our signature json formatter to beautify json online, validate payloads with a json validator client side, or compress files using a minify json tool. For local-only parsing, our private json formatter guarantees your code remains completely secure. Beyond JSON, we host a robust sql formatter online designed to beautify sql query formats or minify sql script files. You can also utilize our xml formatter to prettify xml online, the html formatter and beautifier to format structures or minify html code, a fast css minifier online, and utilities to beautify javascript code or unminify js files. Additionally, our css parser tool simplifies analyzing stylesheets.
Data Converters & Cryptography Utilities
Seamlessly transform data formats with our specialized converters. Convert spreadsheets and tables using our csv to json converter, json to csv online tool, and excel to json tool. We also provide a fast xml to json converter, a yaml to json converter, and a json to yaml online conversion page that lets you validate yaml file structures dynamically. If you work with raw encoding, try our base64 encode online and base64 decode text tools, or our url encoder decoder which functions as a standard percent encoding tool.
For web token verification, use the jwt decoder online to decode json web token payloads and parse jwt token client side. When you need a secure password generator online, our client-side tool is there. Security professionals can generate secure hashes using our bcrypt generator, generate sha512 hash signatures, use the hmac generator online, or run the aes encryption decryption tool. To safeguard browser rendering, use our html entity encoder to escape html characters or unescape html code. If you need secure text hashing, try our secure hash generator browser, the online hash generator, our sha256 generator client side, md5 generator, or secure sha256 generator online.
Fancy Text Generators & Font Changers
Customize your online presence with our advanced styling utilities. The fancy text generator offers cool fonts copy and paste options and acts as an interactive font changer online. Whether you need an instagram font generator or a discord font changer, we support multiple styles of ad free text generators. Instantly style words using our bold text generator, gothic text generator, and old english font generator. We also provide a strikethrough text copy and paste tool, an underlined text generator, an upside down text generator, a backwards text generator, and a tiny text generator with a built-in small caps converter.
Text Utilities & Character Removers
Clean and format plain text with ease. Use the strip html tags online tool, convert html to markdown, or remove markdown formatting to get a clean plain text converter output. If you are analyzing text, find duplicates with our duplicate word finder, clean strings with the character remover online, perform bulk edits using find and replace text online, or duplicate lines with a repeat text generator. You can also run the word counter online to get a character count with spaces, track lines with a line counter tool, or compare files using our diff checker online.
Developer Configs, Math & Networking
Need quick calculators or configuration generators? Use our percentage calculator to calculate percent increase or find percentage of two numbers. Network engineers can use the subnet calculator ipv4, ip address to binary converter, and the mac address lookup tool.
For developers, we offer a binary code translator, text to binary converter, hex decoder online, and binary to text ascii converter. We also have number systems utilities like a hex to decimal converter, binary to hex calculator, decimal to binary converter, and octal to decimal converter. Convert colors with our rgb to hex converter, hex to rgb online lookup, hsl to hex chart, and cmyk to rgb converter. Use the title case generator, snake_case to camelCase converter, convert text to slug, or uppercase to lowercase tool. Generate placeholder text and data with our lorem ipsum generator, generate mock json data, uuid v4 generator online, and guid generator. Design frontends using our css gradient generator and css box shadow generator. We also provide a qr code generator free online, a data uri generator for images, and tools to generate htaccess file, use a cron expression generator, or generate search directives with a robots txt generator online.
Universal Unit & Metric Conversion Calculator
Perform accurate conversions using our robust unit converter online. This metric conversion calculator serves as a comprehensive unit conversion tool, measurement converter, and free unit converter.
Convert length with our length converter tool, including options to convert inches to cm, use a mm to inches converter, calculate meters to feet calculation, convert feet to meters online, and utilize a cm to inches converter. For mass and weight, our mass converter online and weight conversion tool features a lbs to kg converter, kg to lbs calculator, and ounces to grams converter.
Convert temperatures with our temperature converter online, including a celsius to fahrenheit converter, fahrenheit to celsius calculator, and kelvin to celsius conversion. For area, our area converter online makes converting square feet to square meters simple. We also provide distance utilities like a miles to km converter and a km to miles calculator. For liquid volume, our liquid volume converter enables gallons to liters converter, liters to gallons online, and ml to oz converter operations.
Finally, convert financial values using a currency converter real time (such as usd to eur conversion), parse storage units with a byte converter online and mb to gb calculator, convert velocity with our speed unit converter or kmh to mph converter, translate kitchen units with our cooking unit converter (e.g. cups to grams online or tablespoons to ml calculator), or utilize our digital data converter.