Shotcut is a free, open source, cross-platform video editor.
Trimming on source clip player or timeline with ripple option.
Easy-to-use cut, copy, and paste operations.
Append, insert, overwrite, lift, and ripple delete editing on the timeline
Hide, mute, and lock track controls.
Multitrack timeline with thumbnails and waveforms.
Unlimited undo and redo for playlist edits including a history view.
Create, play, edit, save, load, and export (render) MLT XML projects (with auto-save).
Drag-n-drop files from file manager.
Detach audio from video clip.
Presets for most filters and Export - both supplied and user-created.
Create custom name for clips and enter comments about it.
Timeline markers and ranges, including export from a range and exporting as text chapters.
Introduction and Overview
Transitions and Cross-fades
Filter Effects and Fades
For more details and tutorial, visit https://shotcut.org/