002 WinLibs-standalone-build-of-GCC-and-MinGW-w64-for-Windows
https://winlibs.com

003 CodeLite-IDE-Homepage
https://codelite.org/

006 CodeLite-IDE-Homepage
https://codelite.org/

009 CodeLite-IDE-Homepage
https://codelite.org/

015 C-Shell-Homepage
http://cpp.sh/

015 OnlineGDB-Homepage
https://www.onlinegdb.com/

015 Repl.It
https://repl.it

015 IDE-One
https://ideone.com/