Audacity is a multi-track audio and sound editor. It can also record from various input devices, up to 24bit wavelength, using ALSA or JACK with latencies up to 384kHz. All common audio formats and encodings such as WAV, AIFF, AU, FLAC, OGG Vorbis, GSM, MP2, MP3, AC3, M4A/M4R (AAC) and WMA are supported. Audio layers allow cutting, editing, and applying or layering a wide range of effects. And Audacity is also cross-platform.
2.3.111 Mar 2019 10:42
Support for 64-bit macOS. Linux is back. About 25 bugs fixed (since 2.3.1)
Options and preferences:
Microfades are now an opt-in feature. They were always on in 2.3.0.
The advanced vertical zooming option is now available in the View- Zoom menu.
Regular interval labels now support range labels.
2.1.031 Mar 2015 02:45
Audacity 2.1.0 replaces all previous versions.
For a long time, we have wanted Real-Time Preview for effects. It seemed
nearly unachievable without major restructuring. But with Audacity 2.1.0, we
have it in LADSPA, VST, and Audio Unit (OS X) effects.
Much improved Noise Reduction effect replaces Noise Removal.
Lots of other improvements to effects, including: VST: FXB preset banks, hosting multiple
All effects can now be used in Chains, and can be sorted on name, publisher,
Most Nyquist effects now have Preview button.
Redesigned Meter Toolbars show a lot more information in smaller area.
Spectral Selection in Spectrogram view.