Equalizer APO is a parametric / graphic equalizer for Windows. It is implemented as an Audio Processing Object (APO) for the system effect infrastructure introduced with Windows Vista.
DarkAudacity is a build/fork of the the well known free sound editor, Audacity, customized with a darker, more modern theme - and a few small tweaks. The audio engine underneath is the same audio engine. The same code powers it. Like Audacity, it is completely free.Discontinued
The project seems no longer developed since 2019. Last version, 2.3.2, released in May 2019, can be still downloaded from FossHub. The GitHub page shows an older version (2.1.3) that dates back to 2016.
Audacium is an easy-to-use, multi-track audio editor and recorder for Windows, Mac OS X, GNU/Linux and other operating systems. Developed by a group of volunteers as open source.
Winyl is a free digital audio player and music library application for organizing and playing audio on Windows.Discontinued
No updates since late 2018
AudioMass lets you record, or use your existing audio tracks, and modify them by trimming, cutting, pasting or applying a plethora of effects, from compression and paragraphic equalizers to reverb, delay and distortion fx.
Sneedacity (named after Sneed's Feed and Seed from The Simpsons episode, "E-I-E-I-D'oh") is a free (libre), open source, and privacy-respecting audio recording and editing suite forked from Audacity.
A VST (plus AudioUnit on OSX) plugin host designed for live use. Based on the JUCE 'audio plugin host' code, heavily modified to better suit my purposes.
"The free and open source audio editor" is an easy-to-use, multi-track audio editor and recorder for Windows, macOS, GNU/Linux and other operating systems. It is a fork of Audacity that respects your privacy and the GNU License.Discontinued