Klar vs Osmium
Two WordPress themes head to head: ranking, active installs, downloads and ratings, from our daily tracking of the WordPress.org directory.
At a glance
Osmium leads the WordPress.org popular list today at #704, ahead of Klar at #1,689. Over the last 7 days Osmium slipped 164 places and Klar slipped 14 places. Klar has the largest install base, roughly 2.5× the next: 50+ active installs against 20+ for Osmium. Downloads this week: Osmium 16 and Klar 7.
| Metric | Klar | Osmium |
|---|---|---|
| Popular rank today | #1,689 ▼ 14 | #704 ▼ 164 |
| Active installs | 50+ | 20+ |
| Downloads, last 7 days | 7 | 16 |
| Rating | no ratings | no ratings |
| Type | Block theme | Block theme |
| Last updated | Oct 17, 2026 | Oct 3, 2026 |
| Current version | 1.0.2 | 0.4.3 |
| Best rank on record | #285 | #439 |
| Days in the top 50 | 0 | 0 |
| On WordPress.org since | Jun 2026 | Sep 2026 |
Highlighted cells mark the strongest figure in each row. Rank and installs are from the latest WordPress.org capture; downloads are the last seven captured days.
Ranking history Lower is better
Active installs
Downloads per day
More comparisons
Frequently asked questions
Which is more popular, Klar or Osmium?
By active installs, Klar: 50+ sites run it against 20+ for Osmium, according to WordPress.org figures captured on October 23, 2026.
Which ranks higher on WordPress.org, Klar or Osmium?
Osmium, at #704 on the WordPress.org popular themes list today, with Klar at #1,689. The ranking reflects recent installs and moves daily, which is why this page shows the history rather than one snapshot.
Is Klar a block theme or a classic theme? And Osmium?
Klar is a block theme, Osmium is a block theme. Block themes are built for the Site Editor; classic themes use the Customizer and widget areas.
Where do these numbers come from?
WordPress.org publishes each theme’s active install count and its position on the popular list. This site records both every day, along with per-day downloads and ratings, so the charts above show how the themes have moved over time rather than a single day.