1.nanopb / nanopbProtocol Buffers with small code sizenanopbprotocol-bufferscembeddedembedded-cCZLIB5.6K total1.1K forks+102 starsfrom 5,500 · score 4.63
2.leethomason / tinyxml2TinyXML2 is a simple, small, efficient, C++ XML parser that can be easily integrated into other programs.C++ZLIB5.8K total2K forks+52 starsfrom 5,765 · score 3.97