Personal Video Editor Online
This online video editor allows you to cut/crop the video, audio and encode it in different formats.
This app create a ffmpeg command line for encoding, or encode directly in the browser using the web ffmpeg. Load a video/audio, adjust the start/end time, and click & drag on the screen to crop into a rectangle.
You can convert a video, audio to different format such as mp4, avi, mov, wmv, flv, m4a, aac, ogg, wma, gif animation. This app only works locally without going through the server. You don't need to upload a video to any server.
Select a file or Drop a media file on this page.
Width
Time shortcut Start (second) End
ffmpeg Command for PC (copy the command below and encode it on your PC)
Web ffmpeg Command (It's a bit slow. Need to reduce the video scale, crop, and start/end time)  
 Output  Scale  FPS    
Supported preview formats in a browser: mp4, m4v, webm, ogv, mp3, ogg, wav, m4a, Partially(mkv/H264, mov/MPEG4, opus, flac)
2021, ⓒ Personal Video Editor Online