Kile is a feature-rich LaTeX editor
phpipam open-source IP address management
Enhanced version of the PDFTK Builder GUI for PDF Toolkit on Windows
JSON that's part of C++
Edit PDF files with Nano Banana
the MiKTeX source code
C++ JSON parser (Now in GitHub)
Converts every printable document to PDF, JPG, PNG, TIF and more
The granddaddy of HTML tools, with support for modern standards
A file format for exchanging computational models in systems biology
Powerful rich text editor framework with a modular architecture
Blazing-fast Data-Wrangling toolkit
Simple library that provides standard Unicode emoji for all platforms
Tabler is free and open-source HTML Dashboard UI Kit
A JavaScript HTML screenshot renderer
HTML5 client solution for generating PDFs