/github -> https://github.com/ldct
/ldct -> https://github.com/ldct
/swift -> https://swift.exe.xyz:8000/
/gap -> https://gap-cas.exe.xyz:8000/
/lean-frontend-cf -> https://lean-frontend-cf.exe.xyz:8000/
/textbooks -> https://mobile-textbook-reader.exe.xyz:8000/?book=dummit-foote
/calendar -> https://xuanji-calendar.exe.xyz:8000/