GmSSL
GmSSL is an open-source cryptographic library developed by Peking University, providing support for national encryption algorithms, standards, and secure communication protocols. It is compatible with major operating systems and processors, as well as cryptographic hardware. Version 3 introduces lower memory demands, exclusive national algorithm support, enhanced security including TLS 1.3, and improved cross-platform support using the CMake build system. The library features extensive command-line tools and bindings for multiple programming languages, promoting easy integration and hardware compatibility.