PuTTY - Popular free terminal application. Mostly used as an SSH client.
miniPaint - Online graphics editing tool use HTML5 technologies like Canvas, Offline support, Drag and Drop.
MobaXterm - Enhanced terminal for Windows with X11 server, tabbed SSH client, network tools and much more
RealWorld Paint - RealWorld Paint is an free portable image/photo/animation editor.
iTerm2 - A terminal emulator for macOS that does amazing things.
Ultimate Paint - Ultimate Paint is a full-featured 32-bit Windows graphics program for image creation, viewing and...