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19 results for source starred repositories written in C
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Alternative firmware for ESP8266 and ESP32 based devices with easy configuration using webUI, OTA updates, automation using timers or rules, expandability and entirely local control over MQTT, HTTP…

C 24,107 5,047 Updated Feb 6, 2026

MicroPython - a lean and efficient Python implementation for microcontrollers and constrained systems

C 21,441 8,698 Updated Feb 6, 2026

i3-compatible Wayland compositor

C 16,556 1,235 Updated Feb 3, 2026

Text-mode interface for git

C 13,091 644 Updated Dec 6, 2025

OpenZFS on Linux and FreeBSD

C 11,959 1,945 Updated Feb 5, 2026

Sioyek is a PDF viewer with a focus on textbooks and research papers

C 8,511 296 Updated Feb 4, 2026

U8glib library for monochrome displays, version 2

C 6,245 1,181 Updated Jan 16, 2026

sc-im - Spreadsheet Calculator Improvised -- An ncurses spreadsheet program for terminal

C 5,391 220 Updated Jan 28, 2026

Lightweight and customizable notification daemon

C 5,363 373 Updated Feb 6, 2026

Arduino and PlatformIO IDE compatible TFT library optimised for the Raspberry Pi Pico (RP2040), STM32, ESP8266 and ESP32 that supports different driver chips

C 4,584 1,309 Updated Aug 21, 2024

Open source FreeRTOS-based ESP8266 software framework

C 1,570 493 Updated May 5, 2021

Command line pastebin for sharing terminal output.

C 1,521 172 Updated Jul 14, 2023

Dynamic menu library and client program inspired by dmenu

C 1,413 99 Updated Aug 29, 2025

Stubby is the name given to a mode of using getdns which enables it to act as a local DNS Privacy stub resolver (using DNS-over-TLS).

C 1,294 106 Updated Jul 15, 2025

📱 (rebooting... please wait...)

C 1,217 224 Updated Nov 13, 2025

A simple to use 4 polyphonic wavetable synthesizer library for Arduino.

C 352 69 Updated Dec 28, 2025

Linux TomTom GPS Watch Utilities

C 212 69 Updated Jan 7, 2024

sc Spreadsheet Calculator

C 181 22 Updated Jan 17, 2026

Bluetooth LE app for TomTom GPS watches: Runner, MultiSport, Cardio, Spark, Runner v2

C 61 16 Updated Nov 28, 2023