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Comparison · Collab
Flarum vs Komga
A side-by-side editorial comparison of Flarum and Komga — release velocity, themes, recent moves, and the top alternatives to consider.
Flarum vs Komga: at a glance
What is Flarum?
Flarum's 2.0 has been in release-candidate territory for most of a year.
Flarum is an open-source forum framework whose entire recent release history is the 2.0 train — beta.8 in March, then five release candidates from April through July. The candidates ship on a three-to-six week rhythm, and most of them publish nothing beyond a pointer to the changelog file in the tag. The last releases carrying visible detail were the earlier ones, where the work was database and rendering performance plus extension-compatibility fixes.
What is Komga?
Komga is rewriting its web UI in the open, shipping the beta alongside the old one.
Komga's release cadence is dominated by NextUI, a ground-up rewrite of the web interface that landed in beta with 1.26.0 and is served next to the existing UI at /next rather than replacing it. The three patch releases that followed within 48 hours were almost entirely NextUI shakedown work — scroll restoration, selection behavior, stylesheets failing to load under Tomcat. Underneath the interface work the server keeps widening format support, with rar5 handling in plain Java and solid rar4 archives earlier in the summer.
Flarum vs Komga: editorial side-by-side
Flarum
2.5COLLAB
Flarum's 2.0 has been in release-candidate territory for most of a year.
◆ Current state
Flarum is an open-source forum framework whose entire recent release history is the 2.0 train — beta.8 in March, then five release candidates from April through July. The candidates ship on a three-to-six week rhythm, and most of them publish nothing beyond a pointer to the changelog file in the tag. The last releases carrying visible detail were the earlier ones, where the work was database and rendering performance plus extension-compatibility fixes.
◆ Where it's heading
The substance that is visible points at making large forums viable: eliminating N+1 queries on the discussion list, adding a composite index to fix slow unread-notification counts, and caching scheduler timestamps. Those are the changes a forum makes when instances have outgrown the original query patterns. The steady RC cadence with no beta regression suggests a stabilisation grind rather than continued feature work — but the opaque release notes make the remaining scope hard to read from outside.
◆ Prediction
A 2.0 stable release is the obvious next step, though five candidates without a published scope makes the timing unclear. Watch whether rc.6 arrives on the same three-to-six week spacing or the gap widens.
Komga
6.3COLLAB
Komga is rewriting its web UI in the open, shipping the beta alongside the old one.
◆ Current state
Komga's release cadence is dominated by NextUI, a ground-up rewrite of the web interface that landed in beta with 1.26.0 and is served next to the existing UI at /next rather than replacing it. The three patch releases that followed within 48 hours were almost entirely NextUI shakedown work — scroll restoration, selection behavior, stylesheets failing to load under Tomcat. Underneath the interface work the server keeps widening format support, with rar5 handling in plain Java and solid rar4 archives earlier in the summer.
◆ Where it's heading
The project is running a long, deliberately cautious frontend migration: both UIs ship in the same binary, the feature gap is tracked publicly in an issue, and users opt in by URL. That arrangement should persist across several minor versions before the old WebUI is retired. The parallel v2 referential API suggests the rewrite is also being used to revise the server contract rather than only restyle the client.
◆ Prediction
Near-term releases should keep closing the NextUI feature gap issue by issue, with patch releases landing within days of each other. The old WebUI is unlikely to be removed before NextUI reaches parity and browser refresh stops falling back to it.
Alternatives to Flarum and Komga
Other Collab products tracked by Sparkpulse, ranked by recent ship velocity. Each card links to a full editorial trajectory and lets you pivot into a head-to-head comparison with either Flarum or Komga.
GitHub
Security and governance controls catch up to the Copilot build-out
Elgg
A social-networking engine in careful maintenance across two supported branches.
NetNewsWire
7.1.3 ships on the Mac, closing a release spent almost entirely on rebuilding Feedly sync.
HumHub
HumHub's public feed carries only betas, and 1.19's is still about surviving the upgrade.
Hive
Hive keeps tightening the same three seams: planned time, admin control, and AI review scope
See all Flarum alternatives → · See all Komga alternatives →
Recent activity from Flarum and Komga
Latest ship moves from both products, interleaved chronologically. ⚡ = editorial spark.
- 7d agoKomgaTranslation updates and a release tooling fix
- 8d agoKomgaNextUI beta fixes: scroll, selection, and loading states
- 9d agoKomgaNextUI beta: a parallel rewrite of the Komga web interface ⚡
- 9d agoKomgaFix missing NextUI stylesheets when served from Tomcat
- 1mo agoFlarumFlarum 2.0 release candidate 5
- 1mo agoKomgaSolid RAR4 archive support
- 2mo agoFlarumFlarum 2.0 release candidate 4
- 2mo agoFlarumFlarum 2.0 release candidate 3
- 2mo agoFlarumFlarum 2.0 release candidate 2
- 3mo agoKomgaFixes for EPUB parsing, Kobo, KOReader, and OPDS2
- 4mo agoFlarumFlarum 2.0 RC1 fixes discussion-list and notification query costs
- 4mo agoFlarumFlarum 2.0 beta 8 smooths discussion loading
Frequently asked questions
What is the difference between Flarum and Komga?
They serve adjacent needs but don't currently overlap on shipped themes. Komga is currently shipping more aggressively (velocity 6.3 vs 2.5), with 1 editorial sparks in the last 30 days against 0. See the at-a-glance table above for a side-by-side breakdown of velocity, recent sparks, and editorial themes.
Is Flarum better than Komga?
Sparkpulse doesn't pick a winner — we score release velocity, not feature parity. Komga is currently shipping more aggressively (velocity 6.3 vs 2.5), with 1 editorial sparks in the last 30 days against 0. For your specific use case, the alternatives sections above list other Collab products to evaluate alongside.
What are the best alternatives to Flarum?
Top Flarum alternatives in Collab are ranked by recent ship velocity. Browse the "Flarum alternatives" section above for the current picks, or visit /alternatives/flarum for the full list with editorial commentary on each.
What are the best alternatives to Komga?
Top Komga alternatives in Collab are ranked by recent ship velocity. Browse the "Komga alternatives" section above for the current picks, or visit /alternatives/komga for the full list with editorial commentary on each.