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Calibre Webvsontime

Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.

Calibre Webontime
Score78/10060/100
Rank in category#1 of 7 in E-book Management#3 of 11 in Event Management
GitHub stars18 488970
Stars, last 30 days+248+14
Stable releases, 12 months217
Latest release0.6.27 · 8 Aug 2026v4.15.1 · 28 Oct 2026
SetupEasyModerate
Official Docker imageNoYes
LicenseGPL-3.0Other
Main languageFluentTypescript

Which one should you pick?

Calibre Web scores 78/100 against 60/100 for ontime, so it is the safer default.

ontime ships more often: 17 stable releases in the past year, against 2 for Calibre Web.

If you want the quickest setup, Calibre Web is easier to run; ontime needs more configuration.

Calibre Web is growing faster right now (+248 stars in 30 days).

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