Active installs
1K+
0% of tracked installs
Rank
#6665
Peak #6665
Downloads / day
—
Downloads (7d)
—
All-time downloads
6.3K
Days tracked
3
1 day▲ 4
7 days—
30 days—
90 days—
Highlights · computed from our daily tracking data
- If Modified Since currently ranks #6665 in the WordPress.org popular plugins list.
- The latest release, v0.9, shipped on Aug 17, 2015 (4,009 days ago) — release #2 since the plugin joined the directory in 2015.
Ranking history
Active installs
Downloads per day
Details
| Author | ezraverheijen |
|---|---|
| Current version | 0.9 |
| Versions released | 2 |
| Last updated | 2015-08-17 |
| Added to directory | 2015-08-17 |
| Requires WordPress | 3.5+ |
| Requires PHP | — |
| First tracked here | 2026-08-06 |
Description
Comply with Webmaster Guidelines, save some bandwith and reduce server load with the If-Modified-Since header.
Frequently asked questions
Is If Modified Since a free plugin?
Yes — If Modified Since is a free, open-source (GPL) plugin distributed through the official WordPress.org directory.
How many websites use If Modified Since?
WordPress.org reports 1K+ active installs.
How popular is If Modified Since?
As of August 8, 2026, If Modified Since ranks #6665 in the WordPress.org popular plugins list.
When was If Modified Since last updated?
If Modified Since was last updated on August 17, 2015 (version 0.9). It has shipped 2 releases in total.
Who makes If Modified Since?
If Modified Since is developed by ezraverheijen. It joined the WordPress.org plugin directory in August 2015.
