* [LwGPS](https://github.com/MaJerle/lwgps) - Lightweight GPS NMEA parser for embedded systems
* [LwESP](https://github.com/MaJerle/lwesp) - lightweight ESP AT commands parser library to communicate with ESP8266 or ESP32 Wi-Fi module using AT commands
* [LwGSM](https://github.com/MaJerle/lwgsm) - Library for SIMCOM GSM modules to communicate with AT commands and RTOS from host device
* [LwRB](https://github.com/MaJerle/lwrb) - Lightweight generic ring buffer manager library
* [lwprintf](https://github.com/MaJerle/lwprintf) - Lightweight printf library optimized for embedded systems
* [lwpkt](https://github.com/MaJerle/lwpkt) - Lightweight packet protocol structure for multi-device communication focused on RS-485
* [lwow](https://github.com/MaJerle/lwow) - Lightweight onewire protocol library optimized for UART hardware on embedded systems
* [lwmem](https://github.com/MaJerle/lwmem) - Lightweight dynamic memory manager library for embedded systems with memory constraints. It implements malloc, calloc, realloc and free functions
* [uIP](https://github.com/adamdunkels/uip) - is a very small implementation of the TCP/IP stack that is written by Adam Dunkels
* [LwIP](http://savannah.nongnu.org/projects/lwip/) - a small independent implementation of the TCP/IP protocol suite that has been initially developed by Adam Dunkels. lwIP suitable for use in embedded systems with tens of kilobytes of free RAM and room for around 40 kilobytes of code ROM.
* [wolfSSH](https://www.wolfssl.com/products/wolfssh/) - a lightweight SSHv2 client and server library written in ANSI C and targeted for embedded, RTOS, and resource-constrained environments - primarily because of its small size, speed, and feature set
* [mongoose](https://github.com/cesanta/mongoose) - Embedded Web Server Library. It is a multi-protocol embedded networking library with functions including TCP, HTTP client and server, WebSocket client and server, MQTT client and broker and much more.
* [libevhtp](https://github.com/criticalstack/libevhtp) - extremely-fast and secure embedded HTTP servers with ease
* [Embedded-graphics](https://github.com/embedded-graphics/embedded-graphics) - a 2D graphics library that is focused on memory constrained embedded devices