Ansi

HSQLDB is a relational database engine written in Java, with a JDBC driver, conforming to ANSI SQL:2008. A small, fast, multithreaded engine and server with memory and disk tables, LOBs, transaction isolation, multiversion concurrency and ACID. Platforms: Windows, Mac, Linux

Hyacc is an efficient and practical Yacc/Bison-compatible full LR(1)/LALR(1)/LR(0) and partial LR(k) parser generator in ANSI C based on Knuth and Pager's LR(1) algorithms. Generated parser can be used in open-source or commercial software. Platforms: Windows, Mac, BSD, Linux

LutefiskXP is ANSI C compliant software used to perform de novo peptide sequencing from tandem mass spectra. Platforms: Windows, Mac, Solaris

Mancala is a GPL'd, ANSI C-based implementation of the ancient African game of Mancala (also called Awari), an abstract mathematical game in the same manner as chess. The program is available in graphical and text versions. Platforms: Windows, Mac, BSD, Linux

memwatch is an ANSI C fault tolerant memory leak and corruption detection tool. Basically, you add a header file to your souce code files, and compile with MEMWATCH defined or not. Check the README and USING files for more instructions. Platforms: Windows, Mac, Linux

Implementation of ANSI Standard MUMPS 1995 for FreeBSD, OSX(intel) and linux. The post-relational database. Platforms: Mac, BSD, Linux

An ANSI drawing tool supporting most formats (ANSI/ASCII), AVATAR, BINARY, PCBOARD. It does support TheDrawFonts file too. It will be a replacement for the good old dos based TheDraw and it is designed in the spirit of ACiD Draw Platforms: Windows, Mac, Linux

The Portable Forth Environment implements the ANSI Forth Standard, it is fully written in C, the newer version has a module concept, and it is fully multithreaded. Autoconf used. Tested in embedded environments. Platforms: Windows, Mac, Linux

Portable Plot is a pure ansi/iso c++ plot library that makes the construction of native plot widgets easy. Platforms: Windows, Mac, Linux

PubliCake is an ansi-C checkers engine, playing with the English/American rule set. It is designed explicitly as a portable checkers engine, with no interface support. Platforms: Windows, Mac, Linux

SDCC is a free open source, retargettable, optimizing ANSI C compiler suite that supports a growing list of processors including the Intel 8051, Maxim 80DS390, Zilog Z80, Z180, Rabbit 2000, gbz80, Motorola 68HC08, Microchip PIC16 and PIC18 targets. Platforms: Windows, Mac, BSD, Solaris, Linux

TundraDraw is a cross-platform ANSI drawing program written with C++, using the Qt Toolkit. Thus, it runs natively on both X environments and Windows. It features network connectivity to allow artists to draw together over the Internet. Platforms: *nix

BinaryPHP is a PHP To C converter which will convert PHP scripts into C equivalents ready to be compiled using any ANSI compiler. Platforms: Windows, Mac, *nix, PHP, BSD Solaris

siggen is a cool email signature generator for encrypted ansi c (confused), brainf*ck, ... signatures. Use it in combination with vi(m), emacs, mutt, pine, or what ever. Optimized only for geeks. Platforms: *nix

CLISP is a Common Lisp implementation. It implements the language described in the ANSI Common Lisp standard with many extensions.Common Lisp is a high-level, general-purpose, object-oriented, dynamic, functional programming language.CLISP includes an interpreter, a compiler, a debugger, CLOS,... Platforms: Windows, Mac, *nix, LISP, BSD Solaris

Its an ANSI C library that does allow communication with google calendar and contacts, useful if you need to support this in a C or C++ application. Currently, libgcal implements: - authentication - get all events/contacts - atom stream parsing - access to individual events/contacts -... Platforms: Mac

SparthMP is an ANSI-C math library for Multi-Precision calculations, i.e. beyond float/double domain. It supports regulated accuracy of calculations. For algorithm design with this library you should have and understanding of rounding errors in math. Platforms: *nix

Argtable is an ANSI C library for parsing GNU style command line options with a minimum of fuss. It enables a program's command line syntax to be defined in the source code as an array of argtable structs. The command line is then parsed according to that specification and the resulting values... Platforms: *nix

Embedded Font Generator (EFGen) is a generator of a cross-platform ANSI C code that renders a text using OpenGL. Generated code includes everything you need to render a custom text, also it is easy to compile and link with your application. Platforms: *nix

Quizzy is a program I wrote for myself that acts like some of the Microsoft Windows style quizzers. It only does multiple choice so far. It runs best using xterm or ansi emulation, and works fine in vt100. The linux console or xterm is the most recommended. Platforms: *nix