Open Source UI Kit built on top of Bootstrap 5 and plain JavaScript
The agentic HTML editor
PDFCraft is a free, privacy-focused PDF toolkit
Turn any technical book PDF into a Claude Code skill
The lxml XML toolkit for Python
A web-based tool to view, edit, format, and validate JSON
JWT Framework
From community websites to web applications, this CSS framework
The classless CSS reset (perfect for Communists)
A simple tool for reading in poorly redacted documents
Programmatic video for coding agents — HTML to video on your laptop
Repair invalid JSON documents
Fast JSON parser and validator for Go
BSON Parser for node and browser
Generate dashboards, widgets, apps, and data visualizations
Laravel package to generate PDF invoices from customizable parameters
A simple guide to HTML head elements
Library to parse and emit YAML, and do it fast
A PHP library to support implementing representations
TreeFrog Framework, High-speed C++ MVC Framework for Web Applications
Java library that allows matching many thousands of Events per second
A user-interface library, formerly known as text, for Minecraft
(Alpha stage software) fastn - Full-stack Web Development Made Easy
A highly configurable logging framework for Rust
Pluggable Ruby translation framework