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Media & AudioFree Open Source

LosslessCut

Developer: Mikael Finstad

Official Website

LosslessCut is a media & audio application developed by Mikael Finstad. It is available on Windows, Mac, Linux and is associated with .MP4, .MKV, .MOV, .WEBM, .TS, .MP3 workflows. For media projects, inspect the container and internal codecs before converting. Keep the original recording, check audio channels and frame dimensions, and export a delivery copy for the target player or platform. The listed edition is free, but confirm the publisher’s current requirements and license before installing it.

Supported Platforms:
windowsmaclinux

Core Capabilities

Opens or works with .MP4 files in its media & audio workflow
Available for Windows, Mac, Linux with the edition and license shown above
Supports related formats including .MKV, .MOV, .WEBM
Use a copy of important files before saving or converting between formats
Published or maintained by Mikael Finstad

Practical File Workflow

Use a copy of important files, confirm the format before editing, and verify the exported result before replacing the original.

How to Open Files using LosslessCut

3 min

Install the official LosslessCut release, open a copy of the .MP4 file, confirm the file version and source, and associate the extension only after the first test succeeds.

Troubleshoot .MP4 Files in LosslessCut

4 min

Check the application version, required plugins or codecs, file permissions, and the file signature before attempting conversion or repair.

Supported File Extensions (7)

Click any file extension to view format specifications or step-by-step opening guides.

.MP4Compatible
•
.MKVCompatible
•
.MOVCompatible
•
.WEBMCompatible
•
.TSCompatible
•
.MP3Compatible
•
.WAVCompatible
•

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