n³ The unorthodox terminal file manager

ImageMagick is a free, open-source software suite for creating, editing, converting, and displaying images. It supports 200+ formats and offers powerful command-line tools and APIs for automation, …

Simple and portable (but not inflexible) GUI library in C that uses the native GUI technologies of each platform it supports.

A fast image processing library with low memory needs.

A cross-platform, linkable library implementation of Git that you can use in your application.

A text editor in less than 1000 LOC with syntax highlight and search.

Package manager for the C programming language.

CommonMark parsing and rendering library and program in C

mon(1) - Simple single-process process monitoring program written in C

Decimal floating point

A intuitive, lightweight web framework in C for building modern web applications

Go-style flag parsing for C

Tiny C utility for reading image dimensions, primarily for use with CSS

Minimal directory listings