ScoreDate is your date with the music! It is open source software written in Java that helps musicians learn to read music; it also helps with ear training. It is suitable for any skill level, from beginner to professional; from slow training to first sight reading.
Features:
- Notes in line exercise
- Rhythms exercise
- Score reading exercise
- Ear training exercise with 4 levels of difficulty
- Exercises – creation, edit, save and playback
- Statistics with monthly and daily view
- Support of four clefs: Violin, Bass, Alto, Tenor, with a maximum of two at the same time
- Support of notes: Whole, half, dotted half, quarter, dotted quarter, eighth, triplets, pauses
- Selection of the notes range for each clef. Maximum of 4 additional lines above and below the staff
- Virtual piano, to exercise without having external devices
- Chords, intervals and accidentals exercise
- Learning mode, that shows the name of the note or the chord displayed on the staff
- Realtime playback supporting ASIO, WDMKS, DirectSound, Jack, ALSA, OSS
- Translated in to 15 languages
Category Archives: Open Source
Aften ~ Create Stereo & Multi-channel Audio
Aften is an audio encoder which generates compressed audio streams based on ATSC A/52 specification. This type of audio is also known as AC-3 or Dolby® Digital and is one of the audio codecs used in DVD-Video content.
Features:
- Converts PCM source audio into AC-3 audio
- Allows for setting of production metadata such as dialogue level, downmix levels, and extended bitstream information
- Supports RAW, WAV, AIFF, and CAFF input file formats
- Supports single multi-channel or multiple mono source files
- Includes several optional pre-processing filters
- Uses multi-threading and assembly optimizations to speed up encoding
sc68 ~ Cross-platform Atari ST & Amiga Audio Player
The sc68 is a Atari-ST and Amiga music player. It comes as a command line music player as well as libraries for developers and various plugins for well know programs.
Tiny Player ~ Windows Applet
Audio, video and CD/DVD player that uses DirectShow technology. It can read (but not modify) ID3/Ogg/APE/WMA tags and show sub/srt/aqt/dks subtitles. CD information can be obtained from freedb, CD-TEXT or cdplayer.ini and submitted to freedb.
Features:
- custom playback speed, single frame step, capture frame
- you can change subtitles color, size, font, vertical position
- no gap between audio tracks
- save audio to WAV file
- equalizer
- two visualizations – spectrum and oscilloscope

VU Meter ~ Standalone Windows App
A volume unit (VU) meter or standard volume indicator (SVI) is a device displaying a representation of the signal level in audio equipment.
Application is developed on WinForms with .Net 4.8. (Windows 11 compatible).
New version 1.1.0.0 is not developed on XNA.

OpenMPT ~ Discover The Music Inside…
OpenMPT is well known tracker software for Windows.
OpenMPT (shorthand for Open ModPlug Tracker) is completely free and allows you to create and play back some great music on your computer. Based on the original ModPlug Tracker written by Olivier Lapicque, OpenMPT is free software, can import a wide variety of module formats and offers an intuitive, native GUI as well as advanced features such as VST plugins and ASIO output.
In addition to its own song format, OpenMPT can natively edit Impulse Tracker, FastTracker, Scream Tracker and ProTracker module files.

openmpt.org
source.openmpt.org
github.com/OpenMPT/openmpt
en.wikipedia.org/wiki/OpenMPT
OpenMPT based module player library and libopenmpt based command-line player:
- libopenmpt is a cross-platform C++ and C library to decode tracked music files (modules) [wikipedia] into a raw PCM audio stream.
- openmpt123 is a cross-platform command-line or terminal based module file player.
libopenmpt is based on the player code of the OpenMPT project (Open ModPlug Tracker). In order to avoid code base fragmentation, libopenmpt is developed in the same source code repository as OpenMPT.
libopenmpt ships with plugins for 3 popular Windows audio players already included:
- xmp-openmpt is a plugin based on libopenmpt for XMPlay.
- in_openmpt is an input plugin based on libopenmpt for WinAMP 2.x or later compatible players.
- foo_openmpt is a component based on libopenmpt for foobar2000.
Aural Probe ~ Sample Library Tool
Aural Probe is a sample librarian tool for computer musicians / audio engineers. Automatically and non-destructively index your disorganised sample collection from a list of folders into categories (kick, snare, hihats etc.) based on folder/filename wildcard matches. Easily audition samples, load/save favourites, and drag-and-drop straight into your sequencer.
Features:
- Categorize your huge sample collections (20GB+) without moving a single file
Create categories based on file/folder keyword matches (eg. Kick category = “bd”, “kick”, “bassdrum”) or regular expressions- Quickly audition through samples with arrow keys or mouse
- Filter samples by file type (WAV, AIFF, FLAC, MP3, WMA, OGG)
- Full drag-and-drop support (simply drag a sample from Aural Probe into your sequencer/sampler, just like Windows Explorer)
- Mark favorites, filter by favorites, load/save favorite lists
- Automatic rescan and categorization of samples on changed categories or sample folder layout
- See details about highlighted sample in status bar
- ‘Always on top’ mode to make frequent dragging of samples into other windows easier
- Right-click a sample for frequently used shortcuts (Explore, Copy, Copy Shortcut, Favorite, Delete)
- 100% read-only – does not move/modify your samples, just indexes them
Minimize to system tray

Window Media Player ~ ASIO Plugin
ASIOWmpPlg is a Windows Media Player plugin that plays incoming audio through a user-selectable ASIO device. The Windows Media Center application is also supported.
foo_AdvancedControls ~ Foobar2000 Advanced Controls
Control all the playback functions of Foobar2000 from icons on the Taskbar Notification Area. Using an area only two tray icons wide, you have the playback functions, and the volume or the seek bar, as well as a context menu.
A popup balloon (which can be disabled) appears each time a new song begins, to provide fully customizable information about the song that is playing.
The Delete Current File function deletes the file that is currently playing. It always asks for confirmation and puts the file into the recycle bin if possible, so you won’t delete files without intending to.
The extra functions introduced by this component can also be mapped to a shortcut key.
www.niversoft.com/products/fac
www.foobar2000.org/components/view/foo_advancedcontrols
Wiki
Skywave Linux ~ Global Online Listening
Skywave Linux is a 64 bit live system providing installed and configured software for accessing software defined radio servers locally and on the internet. With this operating system, a person may tune shortwave broadcasts, amateur radio, aeronautical, maritime, or other signals received at remote servers around the world.
SDR software is configured for popular devices, such as the RTL-SDR dongles, Softrocks, Hermes, and other radios.
Skywave Linux is a 64 bit system built over Ubuntu Linux, and may be installed on a bootable USB stick, SD card, DVD, or hard drive.
Features:
- WebSDR, OpenWebRX radio servers accessible via internet browser.
- HPSDR servers accessible via QtRadio
- HPSDR hardware also via cudaSDR
- RTL-SDR plug-and-play functionality via CubicSDR, Gqrx, and QtRadio
- RTL-SDR ADS-B tracking and mapping via Dump1090
- RTL-SDR RDS decoding via Gqrx and Redsea
- SDRPlay, Airspy radio hardware is supported.
- LADSPA audio plugins for EQ/Compression/Limiting
- WSJT -X / WSPR-X weak signal digimode software
- Weather Satellite Decoding via WXtoImg
- Satellite tracking with Gpredict
- Trunked Radio System Reception with SDRTrunk
- Radio firmware & data management with CHIRP
- Kodi Media Center for conventional internet streaming

Automatic Volume Mixer ~ Windows Utility
Automatic Volume Mixer is a tool that allows automatization of Windows Volume Mixer based on user rules. You can open the Volume Mixer by right-clicking on the speaker icon in the system tray and selecting Open Volume Mixer. This application is an automatic version of that applet.
Common usage examples:
- Pausing your audio player (e.g. foobar2000) whenever any other application makes a noise, and resuming playback once the noise is gone. This enables you to keep your audio player running in the background at all times.
- Briefly muting all applications while a notification is playing.
- Forcing application’s volume to a set level.
- Automatically lowering volume during night.
- Launching processes / popups when some application makes noise.
Features:
- Detect volume levels of applications and act on that information.
- Fully configurable rules for detection, filtering, and executing actions.
- Ability to automatically adjust audio levels of applications.

github.com/Klocman/Automatic-Volume-Mixer
sourceforge.net/projects/automatic-volume-mixer
Triceratops ~ Polyphonic Synthesizer LV2 Plugin
Triceratops is an analogue style polyphonic subtractive synthesizer plugin, for use with the LV2 plugin architecture, at this time there is no standalone version. An up to date version of the LV2 library is required along with a suitable host (e.g. Qtractor, Jalv, Ardour).
www.thunderox.com/triceratops
sourceforge.net/projects/triceratops
