compare
Kirby vs Umbraco
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | Kirby | Umbraco |
|---|---|---|
| Language | PHP | C# |
| Licence | Other | MIT |
| Stars | 1.5k | 5.3k |
| Latest | 5.6.1 | release-18.2.1 |
| Last push | 2026-10-06 | 2026-10-06 |
| Release cadence | about 16 days between releases | about 1 day between releases |
| Active contributors | 4 commit authors on the default branch in the last 90 days | 45+ commit authors on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Both replace Contentful. Alternatives to Contentful →
PartialKirbyFile-based CMS with a configurable panel and a content API; production use needs a paid licence.
PartialUmbracoA .NET CMS whose Content Delivery API serves content to headless front ends.
Kirby
Umbraco
- release-18.2.12026-10-0618.2.1
- release-17.7.12026-10-0617.7.1
- release-18.2.02026-09-1718.2.0
- release-17.7.02026-09-1717.7.0
- release-13.16.22026-09-1413.16.2
Kirby
✓ signed The latest release, 5.6.1, carries a signature GitHub verified.
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Umbraco
✓ signed The latest release, release-18.2.1, carries a signature GitHub verified.
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