P2Ada is a Pascal to Ada translator.
Recognizes particularities of several Pascal dialects: Turbo/Borland/Delphi (mostly), CodeWarrior, ISO, ISO Extended (a bit).
Includes a full ayacc / aflex parser & lexer for Ada 95+ with sources.
Mirror: https://github.com/zertovitch/pascal-to-ada
A native Windows port of the GNU Compiler Collection (GCC)
MinGW: A native Windows port of the GNU Compiler Collection (GCC), with freely distributable import libraries and header files for building native Windows applications; includes extensions to the MSVC runtime to support C99 functionality. All of MinGW's software will execute on the 64bit Windows platforms.
The Widget Set for Super-Light Applications is a minimalist GUI toolkit written in Pascal. Rendering backends include Xlib, SDL and DirectFB. Visit our trac wiki for more information and updates: http://sourceforge.net/apps/trac/wiseslap
The libadacrypt-dev is a slow crypto library for Ada with a nice API. It is written for the i386 hardware architecture and supports AES, Twofish, 3DES, Serpent SHA, Whirlpool DSA, OAEP-RSA, HMAC, RMAC... Dependencies: make and gnat.