WordPress plugin comparison
Calendar vs OpenCalendarKit
At a glance
- Calendar has more active installs: 4K+, against 10+ for OpenCalendarKit.
- On a typical day, Calendar is downloaded about 36 times, OpenCalendarKit about 3.
- OpenCalendarKit has no reviews yet.
- OpenCalendarKit was updated more recently: Jun 14, 2026, against May 16, 2026 for Calendar.
- OpenCalendarKit is tested with a newer WordPress: 7.0.8, against 6.9.11 for Calendar.
- Calendar has been around longer: since 2007, against 2026 for OpenCalendarKit.
Line by line
Calendar leads on 4 of 6 comparable lines.
| Metric |  Calendar |  OpenCalendarKit |
|---|---|---|
| Popular rank | #3,353 | #32,416 |
| Active installs | 4K+ | 10+ |
| Downloads, last 30 days | 629 | 75 |
| Rating | 3.7(24) | No ratings |
| Support threads resolved | 0% | – |
| Tested up to | 6.9.11 | 7.0.8 |
| Search multiplier | ×0.59 | ×0.13 |
| Last release | 5 months ago | 4 months ago |
| Requires PHP | – | 7.4 |
From WordPress.org's public data, refreshed every night. Downloads are WordPress.org's official daily figures for the last 30 days.
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