untrunc - Restore a truncated mp4/mov. Improved version of ponchio/untrunc
Bandlab - Capture, nurture, and collaborate on song ideas in the cloud
Digital Video Repair - Digital Video Repair is freeware to repair (fix) MP4, MOV and AVI files having problems with playback or rewinding.
Krue - Twitch for music: live streams from amazing musicians
Restore.Media - Got a corrupted video or audio file? No worries – Restore.Media can repair even the most severely damaged video and audio files where other tools fail. Try it free!
Vampr - Connect with musicians, industry & music lovers alike