Machete is a quick and easy lossless video editor. Now Machete can edit AVI, WMV, MP4, 3GP, MKV, WMA, MP3, WAV and FLV files. You can extract and save video and audio streams as separate files, and also add / replace an audio stream in a video file.
SolveigMM Video Splitter is a fast tool to losslessly split, cut or trim MPEG-1, MPEG-2, AVI, WMV, WAV, MP4, MOV, MKV, FLV, AVCHD, WEBM, ASF, MP3, WMA files. Batch file support is included. Files joining supported.
SolveigMM AVI Trimmer is a free AVI / MKV editor that allows cutting out any portions from your file fast and lossless.