SampX is the custom launcher of SA-MP.

https://www.blast.hk/threads/105888/

• Interface with a dark and light theme.
• Supports multiple languages.
• Can load a list of servers from the master server.
• You can create separate groups for servers.
• Server search in the list.
• System of profiles, which can contain various parameters:
  • Profile name.
  • Nickname.
  • Network adapter, works only with RiNetworkAdapter.
  • Proxy, only works with RiProxy.
  • Game directory.
  • Name of the game's executable file.
  • SA-MP version.
  • Comment.

• CMake
• Visual Studio
• Vcpkg

mkdir build
cd build
cmake -DCMAKE_TOOLCHAIN_FILE=[path to vcpkg]/scripts/buildsystems/vcpkg.cmake ..
cmake --build .

• Qt (LGPL)
• CMake (New BSD License)
• QDarkStyleSheet (MIT License)
• pe-parse (MIT License)

The source code is published under GPLv3, the license is available here.