LibVNCServer/LibVNCClient are cross-platform C libraries
Now continued as OculiX — see oculix.org
Automatic SQL injection and database takeover tool
Selenium in Docker with Chrome and Firefox
ssh rdp vnc telnet sftp bastion/jump web putty xshell terminal
Restful / SOAP API Development with common tools in VNC/noVNC Docker
mRemoteNG is the next generation of mRemote, open source