Avidemux Nightly Builds: What They Are & Should You Use Them?
A nightly build is a development version of Avidemux automatically compiled from the latest source code — typically once a day or after new commits are merged. It contains the newest fixes and features, but it has not gone through the full release testing that a stable version receives.
Stable vs Nightly: Quick Comparison
| 2.8.1 Stable | 2.8.2 Nightly (development line) | |
|---|---|---|
| Released | 2022, official release | Rolling — rebuilt frequently |
| Testing | Release-tested | Limited; may contain unresolved bugs |
| Best for | Everyday editing, production work | Trying new features, testing bug fixes |
| Stability | High | Varies from build to build |
| Project files | Forward compatible within stable line | Forward compatibility not guaranteed |
Who Should Use Nightly Builds?
Nightly builds are for two groups of users: early adopters who want the newest codecs and features before they reach a stable release, and testers who help the project by verifying that reported bugs are actually fixed. If you belong to either group, nightlies are genuinely useful.
For your everyday editing machine, however, the recommendation is simple: stick with the 2.8.1 stable release. It is the last version to complete full release testing, and it is the build this site’s download page provides as the default.
Where to Download Nightly Builds
The official nightly builds are published by the Avidemux project on the official site at avidemux.org/nightly. That is the authoritative source and the one the developers themselves support.
This site (avidemux.net, an independent community resource — not the official site) mirrors the stable release on its download page. For nightly builds we recommend going straight to the official source, because nightlies change so often that a mirror is outdated almost immediately.
Risk notes before you install a nightly:
- A nightly can crash or behave unexpectedly — that is the point of testing it.
- Project files saved by a nightly may not open correctly in the stable release, and compatibility with future versions is not guaranteed.
- Never process irreplaceable footage with a nightly build. Work on copies, and keep a backup of anything you cannot re-shoot or re-download.
FAQ
Are nightly builds free?
Yes. Like the stable release, nightly builds of Avidemux are free and open source under the GPLv2 license.
Will a nightly build overwrite my stable installation?
It can, if you install it into the same directory. To be safe, install the nightly to a different folder — or better, use the portable build so the stable installation stays untouched and you can run both side by side.
Where do I report a bug I found in a nightly?
Report it on the official Avidemux forum at avidemux.org. When reporting, note the exact build date of the nightly you tested — “2.8.2 nightly” alone is not enough for developers to reproduce the issue.