The lxml XML toolkit for Python
PDFCraft is a free, privacy-focused PDF toolkit
Open Source UI Kit built on top of Bootstrap 5 and plain JavaScript
The agentic HTML editor
Turn any technical book PDF into a Claude Code skill
A web-based tool to view, edit, format, and validate JSON
From community websites to web applications, this CSS framework
Repair invalid JSON documents
JWT Framework
The classless CSS reset (perfect for Communists)
Programmatic video for coding agents — HTML to video on your laptop
Fast JSON parser and validator for Go
Multi platform library to read and write schedule data
IEC 60870-5-104 protocol tester.
X3D is the open-standard format for 3D graphics scenes on the Web.
Editor for Fixed Width, Csv and Existing Xml files.
KOMA-Script is a bundle of versatile LaTeX classes and packages
Spatially Oriented Format for Acoustics
Java framework for SWIFT [tm] MT (FIN) messaging
XMLJ is a Java XML Editor and validator project.
Extrect selected entries from LDIF files like grep
Online service for PDF conversion (to PDF)
A file format for exchanging computational models in systems biology