All-in-one Toolbox
For Developers
30% off for the first 110 Customers
DevKitHub has everything you need in one place.
Made to help you build your next big idea.
50+ hand crafted developer tools
DevKitHub has a collection of 50+ hand crafted developer tools that are designed to help you build your next big idea.
Stop worrying about your data
DevKitHub is a web app that works offline. Everything you paste or generate never leaves your device.
Generate and decode data with ease
Generate QR code, dummy data, random strings, UUIDs, lorem ipsum, base64 encode/decode, hash, and more.
Convert and parse data with ease
Convert JSON to CSV, CSV to JSON, HTML to JSX, XML to JSON, and more.
Inspect and debug data with ease
Inspect and debug JSON, HTML, CSS, JavaScript, SQL, and more.
Customize your experience
Choose from a variety of themes to customize your experience.
Integrate with your favorite tools
Integrate with your favorite tools like Alfred, Raycast, or terminal commands. (Work in progress)
Are you not convinced yet? Need more features?
Tools & Utilities
Browse our collection of developer utilities and tools to help you with common tasks
Hash Generator
Generate various types of hashes from text input
Number Base Converter
Convert numbers between different bases (binary, decimal, hex)
YAML to JSON
Convert YAML data to JSON format
JSON to YAML
Convert JSON data to YAML format
JSON Format/Validate
Format, validate and beautify JSON data
Unix Time Converter
Convert and analyze Unix timestamps
JWT Debugger
Debug and verify JWT tokens
Color Converter
Convert colors between different formats
Base64 String Encoder/Decoder
Encode and decode Base64 strings
Base64 Image Encoder/Decoder
Convert images to/from Base64 format
Regex Tester
Test and debug regular expressions
URL Encoder/Decoder
Encode and decode URLs
URL Parser
Parse and analyze URL components
HTML Entity Encoder/Decoder
Convert HTML entities
Backslash Escape/Unescape
Escape and unescape special characters
HTML Beautify/Minify
Format and minify HTML code
CSS Beautify/Minify
Format and minify CSS code
JavaScript Beautify/Minify
Format and minify JavaScript code
XML Beautify/Minify
Format and minify XML documents
LESS Beautify/Minify
Format and minify LESS code
SCSS Beautify/Minify
Format and minify SCSS code
ERB Beautify/Minify
Format and minify ERB (Ruby) templates
SQL Formatter
Format SQL queries for better readability
Line Sort/Dedupe
Sort and remove duplicate lines
Hex to ASCII
Convert hexadecimal to ASCII text
ASCII to Hex
Convert ASCII text to hexadecimal
HTML Preview
Live preview of HTML code
Markdown Preview
Live preview of Markdown content
HTML to JSX
Convert HTML code to JSX format
JSON to CSV
Convert JSON data to CSV format
CSV to JSON
Convert CSV data to JSON format
JSON to Code
Convert JSON data to type definitions and classes
CURL to Code
Convert CURL commands to various programming languages
String Case Converter
Convert text between different cases
Random String Generator
Generate random strings with custom patterns
Dummy Data Generator
Generate sample data for testing
PHP Serializer
Serialize data to PHP format
PHP Deserializer
Deserialize PHP serialized data
PHP to JSON
Convert PHP data to JSON format
JSON to PHP
Convert JSON data to PHP format
Certificate Decoder (X.509)
Decode and analyze SSL certificates
Cron Job Parser
Parse and explain cron expressions
QR Code Reader/Generator
Create and scan QR codes
Lorem Ipsum Generator
Generate placeholder text
SVG to CSS
Convert SVG code to CSS background-image with data URI
CSS to SVG
Convert CSS background-image with data URI back to SVG code
Discord Timestamp Generator
Generate timestamps for Discord messages
Pomodoro Timer
Stay focused and productive with the Pomodoro Technique
We ship really fast & often. Here's what's new.
Actual realtime commits pulled using the GitHub api. 👇
What people are saying about DevKitHub
A must-have for developers
DevKitHub has become an essential part of my workflow. The ability to group tools and switch seamlessly between light and dark themes is a game-changer.
James Carter
Senior Software Engineer at Google
Incredible attention to detail
The handcrafted UI feels incredibly smooth, and everything just works perfectly across Windows, macOS, and Linux. It's rare to find this level of polish.
Sophia Reynolds
Product Designer at Figma
Saves me hours every week
With built-in syntax highlighting and a well-organized toolset, DevKitHub has saved me countless hours of switching between apps. Highly recommended!
Ethan Wells
Backend Engineer at Amazon Web Services
Clean, fast, and efficient
I love how intuitive DevKitHub is. Everything is easy to find, and the performance is outstanding. No lag, no unnecessary features—just pure efficiency.
Olivia Martinez
Frontend Developer at Shopify
Perfect for my workflow
As a freelancer, I need tools that work across multiple platforms, and DevKitHub delivers flawlessly. It’s the most seamless dev toolkit I’ve used.
Lucas Parker
Freelance Developer, ex-Stripe
The UI is just beautiful
The UI feels like a native experience, no matter what OS I'm on. The little details make a huge difference, and it's clear that a lot of love went into this.
Emma Wilson
UI/UX Designer at Adobe
Lightweight yet powerful
I was skeptical at first, but after using DevKitHub for a few days, I can't imagine working without it. It's lightweight yet incredibly powerful.
Daniel Foster
DevOps Engineer at Microsoft
An absolute game-changer
Finally, a dev toolkit that doesn't feel bloated or slow. DevKitHub is fast, well-designed, and keeps me focused on coding instead of managing tools.
Charlotte Bennett
Software Architect at GitHub
Have Questions? We Have Answers!
Need further assistance? Contact us at and we'll be happy to help!