WordPress plugin comparison
Chessdiag vs PgnViewerJS
At a glance
- PgnViewerJS has more active installs: 50+, against fewer than 10 for Chessdiag.
- On a typical day, PgnViewerJS is downloaded about 3 times, Chessdiag about 1.
- Chessdiag was updated more recently: Jun 6, 2026, against Apr 26, 2025 for PgnViewerJS.
- Chessdiag is tested with a newer WordPress: 6.9.11, against 6.8.12 for PgnViewerJS.
- PgnViewerJS has been around longer: since 2016, against 2026 for Chessdiag.
Line by line
PgnViewerJS leads on 4 of 6 comparable lines.
| Metric |  Chessdiag |  PgnViewerJS |
|---|---|---|
| Popular rank | #60,910 | #20,814 |
| Active installs | Fewer than 10 | 50+ |
| Downloads, last 30 days | 34 | 59 |
| Rating | No ratings | No ratings |
| Support threads resolved | – | – |
| Tested up to | 6.9.11 | 6.8.12 |
| Search multiplier | ×0.05 | ×0.08 |
| Last release | 5 months ago | 1 year ago |
| Requires PHP | – | – |
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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