Kid3 is an open source audio tagger that allows you to easily tag multiple MP3, Ogg/Vorbis, FLAC, MPC, MP4/AAC, MP2, Opus, Speex, TrueAudio, WavPack, WMA, WAV and AIFF files (e.g. full albums) without typing the same information again and again and have control over both ID3v1 and ID3v2 tags. Kid3 Features Edit all ID3v1.1, ID3v2.3 and ID3v2.4 frames Convert between ID3v1.1, ID3v2.3 and ID3v2.4 tags Edit tags in MP3, Ogg/Vorbis, FLAC, MPC, MP4/AAC, MP2, Opus, Speex, TrueAudio, WavPack, WMA, WAV, AIFF files and tracker modules Edit tags of multiple files, e.
Curlew is an easy to use, free Open-Source Multimedia converter for Linux. Curlew written in python and GTK3 and it depends on (ffmpeg/avconv, mencoder). You can choose between a lot of built in presets, preview files before encoding and change advanced encoding settings such as changing the audio/video, bitrate, channels, frequency, aspect ratio, FPS, resolution, enable 2-pass encoding, crop, split (based on duration), change various subtitle based settings, shutdown the PC when done etc