diff tool for YAML files, and sometimes JSON
Formatting library as an alternative to C stdio and C++ iostreams
Juice inlines CSS stylesheets into your HTML source
The expl3 (LaTeX3) Development Repository
CLI tool and python library
remark and rehype plugins to support math
JSON logger for Node.js and browser
The data structure for multimodal data
A static analyzer for Java, C, C++, and Objective-C
converts UTF-8 text files to other codepages and back
Next generation desktop rich content editor that saves documents
Convert PDF to HTML without losing text or format
A canvas in your browser
simple BNF parser makes xml markup of matches
Convert data file from fixed width format table to CSV