NetHack is a popular single player dungeon exploration game that runs on a wide variety of computer systems.
A portable, multi-platform, command-line driven graphing utility
A famous scientific plotting package, features include 2D and 3D plotting, a huge number of output formats, interactive input or script-driven options, and a large set of scripted examples.
Versatile Commodore Emulator
VICE is an emulator collection which emulates the C64, the C64-DTV, the C128, the VIC20, practically all PET models, the PLUS4 and the CBM-II (aka C610). It runs on Unix, MS-DOS, Win32, OS/2, Acorn RISC OS, BeOS, QNX 6.x, Amiga, GP2X or Mac OS X machines.
Info-ZIP portable compression/archiver utilities (Zip, UnZip, WiZ, etc.)
Dos2Unix / Unix2Dos - Text file format converters
dos2unix includes utilities to convert text files with DOS or MAC line breaks to Unix line breaks and vice versa. It also includes conversion of UTF-16 to UTF-8.
Disk Inspection and Monitoring
smartmontools contains utility programs (smartctl, smartd) to control/monitor storage systems using the Self-Monitoring, Analysis and Reporting Technology System (S.M.A.R.T.) built into most modern ATA and SCSI disks. It is derived from smartsuite.
JWasm is a Masm-compatible assembler. It supports 16-, 32- and 64-bit code, instructions up to AVX and various output formats. It's written in C.
AiR-Boot is a x86 boot-loader that resides completely in track 0 of the harddrive. It‘s also independent of any OS, features a BIOS-like built-in setup, is localized to German, Dutch, French, Italian, Russian (including Cyrillic) and Swedish.
MySQL is a true multi-user, multi-threaded SQL database server.
TinyFugue, aka "tf", is a flexible, screen-oriented MUD client, for use with any type of text MUD.
CuTest lets you write unit tests for your C code. You should use it because: (1) It has the cutest name, (2) It looks and feels like JUnit, (3) It is cross-platform, (4) It ships in a single .c and .h file for ease of deployment.
yaSSL, or yet another SSL, is an embedded ssl library for programmers building security functionality into their applications and devices. yaSSL is highly portable, and runs on standard as well as embedded platforms(QNX, ThreadX, VxWorks, Tron) yaSSL is still available but no longer being developed. Current development on the same project continues under wolfSSL. Visit yaSSL Home above for the latest stable release.
open source analogue of IBM OS/2 operating system
Mikmod is a module player and library supporting many formats, including mod, s3m, it, and xm. Originally a player for MS-DOS, MikMod has been ported to other platforms, such as Unix, Macintosh, BeOS, and Java(!!)
The OS2Linux Project is a tool for porting OS/2 applications to Linux. OS2Linux is not an emulator like Wine. Instead you recompile your OS/2 C source code against the tool and link to the project library producing a native Linux executable.
AA means Ascii Art - the AAlib (ascii art GFX library), BB (audiovisual demonstration for your terminal), aview (image browser/animation player), AAvga (SVGAlib wrapper for AA-lib), ttyquake (text mode quake), aa3d (random dot stereogram generator)...
A multi-format module player and library
xmp is a module player for Unix-like systems that plays over 90 mainstream and obscure module formats from Amiga, Atari, Acorn, Apple IIgs and PC, including Protracker (MOD), Scream Tracker 3 (S3M), Fast Tracker II (XM) and Impulse Tracker (IT) files.
Enhanced packages of Mozilla products for OS/2 and eComStation.
QuakeWorld client ported to OS/2
QuakeWorld/2 is a port of QuakeWorld & Quake to OS/2 2.0 The work is done with EMX, and the goal is to run under OS/2 2.0 along with the IBM TCP/IP that runs on OS/2 2.0 .
The previous generation graphical download manager
yoDownet is an open-source && free graphical download manager project that tries to be simple and minimal, also for sake of humor it's described as "The Previous Generation Graphical Download Manager".
NuDawn is a project that will integrate an OS/2 emulation within WINE using the OS2LINUX library. Thereby permitting OS/2 applications to be executed on Linux. Versions of WINE and OS2LINUX specific to this project willl be kept on this repository.
zimg generates png / jpeg images from arbitrary formatted 2-D ascii or binary data. zimg is a command line tool and suitable for rendering large amounts of 2-D data. zimg is highly configurable via command line switches and dynamically loadable objects.
lzop is a file compressor similar to gzip. Its main advantages over gzip are much higher compression and decompression speed, at the cost of some compression ratio. lzop uses the LZO library for compression services.
XPaint is a simple paint program for X, suitable for producing simple graphics. It does offer some advanced features such as image processing functions and gradient fill. XPaint was originally written by David Koblas.