Sliver is an open-source cross-platform adversary emulation framework from Bishop Fox, widely used by organizations of all sizes for security testing.
GitHub: github.com/BishopFox/sl...

Sliver is an open-source cross-platform adversary emulation framework from Bishop Fox, widely used by organizations of all sizes for security testing.
GitHub: github.com/BishopFox/sl...
Havoc is an open-source post-exploitation command and control framework maintained by C5pider.
Its flagship agent, Demon, is written in C and Assembly and implements sleep obfuscation via Ekko, Ziliean, or FOLIAGE.
GitHub: github.com/HavocFramewo...