Open Source MS-DOS Multimedia Software

MP3Gain analyzes and losslessly adjusts mp3 files to a specified target volume. It does not simply do peak amplitude normalization. Instead, it performs statistical analysis to determine how loud the file actually sounds to the human ear.

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.

VLC is an open source cross-platform multimedia player and framework, which plays most multimedia files, DVDs, Audio CDs, VCDs, and various streaming protocols. VLC media player is simple, fast, and powerful. It plays everything, files, discs, webcams, devices, and streams. VLC plays most codecs (MPEG-2, DivX, H.264, MKV, WebM, WMV, MP3, etc.) so no codec packs are needed. It runs on all platforms: Windows, Linux, Mac OS X, Unix, etc. And VLC is hassle free with no spyware, no ads, and no user tracking.

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(!!)

MMC is a commander-style media player for Windows, with native, hw accelerated video playing and translucent gui. Mpxplay is a console audio player for DOS and Win32 operating systems. x264vfw, x265vfw and xAV1vfw are video for windows encoder and decoder codecs, useful with VirtualDub.

A Sequenced Binaural Wave Generator for Linux+Windows. May be used to generate sounds that entrain the brain's waves to oscillate at selected frequencies to aid in relaxation, lucid dreaming, meditation, clear thought, out-of-body experiences + more

NorQualizer is a smart audio equalizer/normalizer which corrects audio files to get them all similar in terms of bandwidth and volume level. Especially useful for preparing audio CDs with files from different sources.

PTCPas is a free, portable framebuffer library, written in Free Pascal. It allows low-level high-speed graphics access on multiple platforms.

IMYplay is a player for iMelody (IMY) ringtones / files (https://en.wikipedia.org/wiki/IMelody). IMYplay can use the following outputs to produce sound: 1. The Allegro game library (http://alleg.sf.net), 2. SDL (Simple DirectMedia Layer; http://www.libsdl.org), 3. ALSA (Advanced Linux Sound Architecture; http://alsa-project.org), 4. OSS (Open Sound System), 5. Libao (http://xiph.org/ao), 6. PortAudiov19 (http://www.portaudio.com), 7. PulseAudio (http://www.pulseaudio.org), 8. JACK1/JACK2 (http://jackaudio.org), 9. GStreamer (http://gstreamer.freedesktop.org), 10. PC-Speaker (at least Linux and DOS). It can also: - convert IMY ringtones to MIDI files, - convert IMY ringtones to WAV files, - write raw samples to an output file, - execute an external program on each note. See the project homepage https://imyplay.sourceforge.io and the project Wiki in the menu above.

A Windows-based ansi/ascii editor with unlimited multi-user capabilities.

libTiMidity is a MIDI to WAVE converter library that uses Gravis Ultrasound-compatible patch files to generate digital audio data from General MIDI files. This library based on the TiMidity decoder from SDL_sound library.

Hide In Picture is a program that allows you to conceal files inside bitmap pictures, using a password. The pictures look like normal images, so people will not suspect there is hidden data in them.

Nosefart plays NSF (NES sound format) files so you can listen to those old tunes without actually having to play the games. It runs in Linux, DOS/Windows, and as a plugin to various players, including Winamp and XMMS. It was mostly written by Matt Co

A command-line tool to download picturs and control still digital cameras based on Sierra Imaging chipset and compatibles (Olympus, Nikon, Epson, Agfa and some others).

ANSiMat is a graphical viewer of ANSI art files. It can also be used to convert ANSI (or plain ASCII) files into regular (BMP, TGA, PCX...) graphic files, or into animations (FLC). Altough not initially designed for this, ANSiMat can be successfully used as an ASCII art viewer, or even simple text files viewer. ANSiMat is available for Linux, Windows and DOS. ANSiMat supports also modem emulation speed, therefore it can be used to display ANSI animations.

AdPlug is a cross-platform OPL2 audio player library. AdPlug plays music, originally composed for the AdLib (OPL2) audio board, on top of an OPL2 emulator or by using the real hardware. There are multiple player software interfaces available.

Star Trek 24/7: LCARS (Starfleet) GUI, full-screen alarm clock & calendar, games, utilities, sims, maps, graphical LCARS library, file manager, viewers, players, animation. Requires a HighColor/TrueColor DOS-based laptop w/ std. graphics & sound cards.

PSID64 is a program that converts PSID and RSID files into C64 executables. This allows users to play PSID and RSID files (originally used by the PlaySID program) on a real Commodore 64 computer or emulator such as VICE.

CGUI - a gui lib for multiplatform

Glide is a library for using 3dfx hardware. This project will be the public repository for Glide.

WAV Speech Enhancer can be used to improve the signal to noise ratio of bad quality speech recordings: - Dynamic expansion - Pink noise attenuation - Low frequency noise (50-60Hz) suppression

This is an easy graphics library using C++ in windows and was developed in order to provide beginner, novice, expert and advanced C++ programmers for drawing in 2D/3D. We can draw points, lines, triangles, quadrilaterals, rectangles, circles, ellipses, equi-polygons, spiral, pulses, cubes, cones, cylinders, spheres and curves in both XY / R-Theta space using it. Also we can set properties like shifting, scaling, rotation and parameters like size, position of these objects. 

Cross-platform. Very smooth sound. Works with or without Allegro. Current releases play IT/XM/S3M/MOD. In the future: create DUHs. Main advantage over IT: design your own filters, synthesis and more! Click 'Home Page' above for details.

J Sound System aims to become a multi-platform, API portable sound system for Free Pascal programs written in object-oriented Pascal and i386 assembler.

Burn is a small and compact 32x32 256 color image (sprite) editor for Dos (or POSIX, using Dosbox or Dosemu). It currently contains several gfx-effects than can be applied to images, animation features and a tiny scripting language (amongst others).