PDFCraft is a free, privacy-focused PDF toolkit
TreeFrog Framework, High-speed C++ MVC Framework for Web Applications
Pluggable Ruby translation framework
A web-based tool to view, edit, format, and validate JSON
BSON Parser for node and browser
Self-hosted online file converter. Supports 1000+ formats
A simple tool for reading in poorly redacted documents
Plumb a PDF for detailed information about each char, rectangle, line
The lxml XML toolkit for Python
Open Source UI Kit built on top of Bootstrap 5 and plain JavaScript
Turn any technical book PDF into a Claude Code skill
Generate dashboards, widgets, apps, and data visualizations
Display PDFs in your React app as easily as if they were images
Programmatic video for coding agents — HTML to video on your laptop
Repair invalid JSON documents
Minimal PDF creation library
From community websites to web applications, this CSS framework
PDF references add-on for Zotero
A PHP library to support implementing representations
A comprehensive collection of PDF images, tables, and formulas
Centralized, well-typed, non-blocking set of APIs for PHP programmers
Java library that allows matching many thousands of Events per second
JWT Framework
A fast and minimal circular JSON parser