Manga-Tagger vs Mylar3
A side-by-side comparison of two self-hosted e-books & media library options — licensing, setup difficulty, resource needs, and what each one replaces.
| Feature | Manga-Tagger | Mylar3 |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 6 · At risk | 60 · Good |
| Category | E-books & Media Library | E-books & Media Library |
| License | MIT | GPL-3.0 |
| Language | Python | Python |
| Setup difficulty | Medium | Medium |
| Min. RAM | 256 MB | 512 MB |
| Deployment | docker | docker, bare-metal |
| GitHub stars | ★ 191 | ★ 1,461 |
| First released | 2019 | 2018 |
| Replaces | ComiXology | ComiXology |
What are Manga-Tagger and Mylar3?
Manga-Tagger
Manga-Tagger is an automated tool that renames and embeds rich metadata into manga archive files. It pulls data from AniList and MyAnimeList so readers like Komga display accurate series information.
- Automatic manga metadata tagging
- File renaming
- AniList and MAL sources
- Reader-friendly output
Mylar3
Mylar3 is an automated comic book downloader and manager for tracking series and grabbing new issues. It maintains a metadata-rich library that pairs well with comic readers like Komga and Kavita.
- Automated comic downloading
- Series tracking
- ComicVine metadata
- Library organization
Manga-Tagger vs Mylar3: key differences
Both projects are written in Python. Licensing differs — MIT for Manga-Tagger versus GPL-3.0 for Mylar3. Manga-Tagger is the lighter option, starting around 256 MB of RAM against 512 MB for Mylar3. Mylar3 has the considerably larger community, at 1,461 GitHub stars versus 191.
Why pick each one
Choose Manga-Tagger if…
- Released under the MIT license
- First-class Docker support for quick deployment
- Written in Python
- Tiny footprint — runs in 256 MB RAM
Watch out for
- Companion tool only
- Manga-specific
Choose Mylar3 if…
- Strong comic automation
- Good metadata handling
Watch out for
- Configuration is involved
- Depends on external sources
Frequently asked questions
Is Manga-Tagger or Mylar3 better?
Neither is universally better. Mylar3 has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are Manga-Tagger and Mylar3 free and open-source?
Yes. Manga-Tagger is licensed under MIT and Mylar3 under GPL-3.0. Both can be self-hosted at no software cost.
Can I run Manga-Tagger and Mylar3 with Docker?
Manga-Tagger: yes. Mylar3: yes.
Which is lighter on resources, Manga-Tagger or Mylar3?
Manga-Tagger has the smaller minimum footprint at 256 MB of RAM, compared to about 512 MB for Mylar3. Real-world usage depends on library size, user count, and enabled features.