WebServer

gohead
mongoose https://github.com/cesanta/mongoose

matrixssl
contiki

数据库

• sqlite3

数据结构

• GDSL Generic Data Structures Library （GDSL）通用数据结构
  http://home.gna.org/gdsl/
• libcstl

CLI

• ecli https://sourceforge.net/projects/ecli/
• tinysh
• FreeRTOS CLI

文件系统

• fatfs

JSON库

• JSMN
  http://zserge.com/jsmn.html
• cJSON

xml解析

• ezxml
• mxml
• Expat
  http://www.libexpat.org/

serialization in C

• tpl
  http://troydhanson.github.io/tpl/

无损数据压缩

• XZ Embedded
  http://tukaani.org/xz/embedded.html
• miniLZO
  http://www.oberhumer.com/opensource/lzo/#minilzo

加密库

• tiny-AES128
  https://github.com/kokke/tiny-AES128-C
• BrianGladman AES
  https://github.com/BrianGladman/AES

dlmalloc

http://g.oswego.edu/dl/html/malloc.html

自动化

• 开源楼宇自控软件体系框架Sedona
  http://www.sedonadev.org/

protobuf

• protobuf
  http://code.google.com/apis/protocolbuffers/
• nanopb
  https://jpa.kapsi.fi/nanopb/

二维码

• qrencode
  https://fukuchi.org/works/qrencode/

bootloader

• MicroMonitor (umon）
  http://umonfw.com/