Transmute
File converter for images, video, audio, json, excel and more. Supports over 2,000 conversions!.
Description from awesome-selfhosted (CC BY-SA 3.0)
Still maintained? Yes: 44 commits in the last 90 days, latest release v2.1.1 (Oct 2026).
Comparisons in Miscellaneous: ChatGPT alternatives, DeepL alternatives.
At a glance
Transmute quick facts
- Health score
- 93/100 GOOD
- Stars
- 1,454
- Last commit
- 6 days ago (Oct 2026)
- Latest release
- v2.1.1, Oct 2026
- Licence
- MIT
Top alternatives to Transmute
In its own words
The project's README opens: "Transmute is a free, open-source, self-hosted file conversion and compression tool built for privacy and automation. Convert images, video, audio, documents, spreadsheets, subtitles, and fonts entirely locally, or compress supported files to make them smaller without sending anything to a third party. Deploy in seconds with Docker, with no file size limits, no watermarks, and no external access to your files."
Why it ranks here
Health score explained
Transmute scores 93/100, #21 of 77 in Miscellaneous: 44 commits in the last 90 days earn 35.0 of 35 points, the latest release (v2.1.1, 27 days ago) earns 25.0 of 25, 1,454 stars add 12.7 of 20, an active, unarchived repository keeps 10 and Docker support adds the final 10. That places it in the good band (70 and above). The biggest shortfall is star count, worth 7.3 more points.
Recomputed nightly from the GitHub API. How the score is calculated.
- Commit activity 35.0 / 35
44 commits in 90 days (30+ scores full marks)
- Release recency 25.0 / 25
v2.1.1 released 27 days ago
- Stars biggest shortfall 12.7 / 20
1.5k stars on GitHub (logarithmic)
- Not archived 10.0 / 10
Repository is active
- Docker support 10.0 / 10
Docker image or Compose file available
Commit activity
- 44
- Last 90 days
- 263
- Last 12 months
- 6 days ago
- Last push
Ranked #21 of 77 tools in Miscellaneous by health , between Koillection (#20) and Usertour (#22) .
Details
| Licence | MIT |
| Platforms | Docker |
| Latest release | v2.1.1 · 27 days ago |
| Stars | 1,454 |
| Open issues | 29 |
| Docker | Yes |
| Repository | transmute-app/transmute ↗ |
Transmute vs its top 5 alternatives
Active tools that share a category with Transmute (Miscellaneous), scored on the same five terms.
| Tool | Health | Stars | Licence | Last commit |
|---|---|---|---|---|
| ConvertX | 97 | 19k | AGPL-3.0 | 2 days ago |
| OmniTools | 96 | 11k | MIT | 6 days ago |
| WeTTY | 95 | 5.5k | MIT | today |
| Transmute (this tool) | 93 | 1.5k | MIT | 6 days ago |
| Flyimg | 90 | 1.2k | MIT | 2 days ago |
| ImgCompress | 90 | 348 | GPL-3.0 | today |
Transmute: common questions
Is Transmute still maintained?
Transmute had 44 commits in the last 90 days and its last push was 6 days ago; the latest tagged release, v2.1.1, is from 27 days ago. Repoly recomputes this nightly.
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