音频编辑录音器(Audacity)是一个免费的跨平台（包括Linux、Windows、Mac OS X）音频编辑器。你可以使用它来录音，播放，输入输出WAB、AIFF、Ogg Vorbis和MP3文件，并支持大部份常用的工具，如剪裁、贴上、混音、升/降音以及变音特效等功能。你可以剪切，复制和粘贴（带有无约束的取消），混合音轨，和给录音添加效果。它还有一个内置的封装编辑器，一个用户可自定义的声谱模版和实现音频分析功能的频率分析窗口。Audacity 让你轻松编辑音乐文件无负担,提供了理想的音乐文件功能自带的声音效果包括回声，更改节拍，减少噪音，而内建的剪辑、复制、混音与特效功能，更可满足一般的编辑需求。它还支持VST和LADSPA 插件效果。 开源免费！

Audacity is a free audio editor. You can record sounds, play sounds, import and export WAV, AIFF, Ogg Vorbis, and MP3 files, and more. Use it to edit your sounds using Cut, Copy and Paste (with unlimited Undo), mix tracks together, or apply effects to your recordings. It also has a built-in amplitude envelope editor, a customizable spectrogram mode and a frequency analysis window for audio analysis applications. Built-in effects include Echo, Change Tempo, and Noise Removal, and it also supports VST and LADSPA plug-in effects.

Audacity is being developed by a team of volunteers under the open-source model. Code for Mac OS X and Linux is available at the author's site.