windows-syscalls
There are 2 repositories under windows-syscalls topic.
Bw3ll/ShellWasp
ShellWasp is a tool to help build shellcode that utilizes Windows syscalls, while overcoming the portability problem associated with Windows syscalls. ShellWasp is built for 32-bit, WoW64. ShellWasp 2.0 includes novel ways to invoke the syscall in WoW64.
reverseame/winapi-categories
Windows API (WinAPI) functions and system calls with categories in JSON format, including arguments (SAL notation) and more.