Tint is a string substitution language; it is intended to be used as an extension language. Tint Emacs is an emacs clone for Win32, Mac OS X, and Darwin. It uses Tint as its extension language.
RemindMe is a tool to help keep track of important
dates and manage a calendar. RemindMe is
extensible using Tiny Scheme.
A tool for securing DNS communications between a client and a DNS resolver.
A polyhedral extraction tool (PET).