Termux add-on app which exposes device functionality as API to command line programs.

Camera support for Circle

ESP32Cam Time lapse camera deep sleep w. SD card and Day/Night operation

ESP32 with HTTP server, Telnet server, file system, FTP server FTP client, SMTP client, cron daemon and user management

ESP8266 powered remote shutter for Wifi (Lumix Link) cameras like the Panasonic g85

Picture Transfer Protocol library

An implementation of Hans Theobald Beyer's algorithm for simulated hydraulic erosion

Small C game development framework

Fast and easy focus stacking

A library of ftp client on Linux

Build android apps without any java, entirely in C and Make