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Multisite Custom CSS

v1.0

by Nick Halsey · updated 3 months ago

WordPress core provides custom CSS functionality in the customizer that's specific to the current theme; you can switch themes freely with each t …

csscustom cssCustom Designcustomizer
WordPress.org SaveAnalyze reviews Track this plugin
Rank
#13,364
Down62 vs yesterday
Active installs (est.)
≈ 164
100+ reported · High
Total downloads
15.1K
15,106 all-time
Rating
5.0/5
8 reviews
Support resolved
–
0 of 0 threads, last 2 months
Declining·Downloads -12.5% (30d)·Toward 90+ · ETA unknown

Multisite Custom CSS at a glance

Multisite Custom CSS is a WordPress plugin by Nick Halsey with 100+ active installs, the #13,364 most popular plugin on WordPress.org. On a typical day it’s downloaded about 6 times, 13% fewer than the month before. It’s rated 5.0 out of 5 from 8 reviews. Version 1.0 came out on Jul 19, 2026 and is tested up to WordPress 7.0.8. Among the 4 plugins tagged “Custom Design”, it ranks #2. It was first released in 2016.

Chart time range

Applies to every chart below. History from Oct 9, 2026, 31 days.

Showing the last 30 days. Full history comes with any paid plan.See plans

Downloads over time

Download stats

218 downloads · the last 30 days

Downloads over time
Multisite Custom CSS Compare series
Downloads over time: 25 days across 1 series.01020Oct 9Oct 13Oct 17Oct 21Oct 25Oct 29Nov 2Oct 29, 2026: Tested up to 7.0.8
View as table
DateMultisite Custom CSS
Nov 2, 202612
Nov 1, 20263
Oct 31, 20265
Oct 30, 20265
Oct 29, 20266
Oct 28, 202624
Oct 27, 20268
Oct 26, 20266
Oct 25, 20265
Oct 24, 20264
Oct 23, 20266
Oct 22, 202621
Oct 21, 202615
Oct 20, 20264
Oct 19, 202618
Oct 18, 20268
Oct 17, 20265
Oct 16, 20268
Oct 15, 202610
Oct 14, 202614
Oct 13, 20268
Oct 12, 20265
Oct 11, 20261
Oct 10, 202610
Oct 9, 20267

Unusual spikes are usually updates, not new installs.

Estimated installs

≈ 164 · -0.6% in the last 30 days

Estimated installs
Estimated installs: 12 days across 1 series.163164165Oct 27Oct 29Oct 31Nov 2Nov 4Nov 8Oct 29, 2026: Tested up to 7.0.8
View as table
DateEstimated installs
Nov 8, 2026164
Nov 7, 2026165
Nov 5, 2026165
Nov 4, 2026165
Nov 3, 2026165
Nov 2, 2026165
Nov 1, 2026164
Oct 31, 2026164
Oct 30, 2026163
Oct 29, 2026165
Oct 28, 2026163
Oct 27, 2026165

Rank over time

#13,364 · up 84 in the last 30 days

Popular rank
Popular rank: 13 days across 1 series.#13.3K#13.4K#13.4K#13.5KOct 27Oct 29Oct 31Nov 2Nov 4Nov 6Nov 8Oct 29, 2026: Tested up to 7.0.8
View as table
DateDaily snapshot
Nov 8, 2026#13,364
Nov 7, 2026#13,302
Nov 6, 2026#13,368
Nov 5, 2026#13,331
Nov 4, 2026#13,334
Nov 3, 2026#13,351
Nov 2, 2026#13,359
Nov 1, 2026#13,398
Oct 31, 2026#13,386
Oct 30, 2026#13,452
Oct 29, 2026#13,357
Oct 28, 2026#13,449
Oct 27, 2026#13,448

Growth %

Average -0.05% a day in the last 30 days

Growth %, day over day
Growth %, day over day: 11 days across 1 series.-1%0%1%Oct 28Oct 30Nov 1Nov 4Nov 8
View as table
DateGrowth
Nov 8, 2026-0.61%
Nov 7, 20260.00%
Nov 5, 20260.00%
Nov 4, 20260.00%
Nov 3, 20260.00%
Nov 2, 2026+0.61%
Nov 1, 20260.00%
Oct 31, 2026+0.61%
Oct 30, 2026-1.21%
Oct 29, 2026+1.23%
Oct 28, 2026-1.21%

Active installs band

100+ on WordPress.org

Active installs (rounded band)
Active installs (rounded band): 13 days across 1 series.95100105Oct 27Oct 29Oct 31Nov 2Nov 4Nov 6Nov 8Oct 29, 2026: Tested up to 7.0.8
View as table
DateDaily snapshot
Nov 8, 2026100+
Nov 7, 2026100+
Nov 6, 2026100+
Nov 5, 2026100+
Nov 4, 2026100+
Nov 3, 2026100+
Nov 2, 2026100+
Nov 1, 2026100+
Oct 31, 2026100+
Oct 30, 2026100+
Oct 29, 2026100+
Oct 28, 2026100+
Oct 27, 2026100+

Search rankings

Where it appears in WordPress.org search for the searches you track, checked every day.

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Change log

From our daily snapshot of WordPress.org
  1. Rank #13449 → #13331
    • Tested up to 7.0.7 → 7.0.8

Versions in use

Share of active installs on each published version, from WordPress.org.

  • v1.0100%

Rating trend

5.0★★★★★8 reviews · steady in the last 30 days

Requirements & info

Version history
Version
1.0
Requires WordPress
4.7
Tested up to
7.0.8
Requires PHP
–
First released
Dec 7, 2016
Last updated
Jul 19, 2026
Releases, last 12 months
…

Questions about Multisite Custom CSS

How many websites use Multisite Custom CSS?

Multisite Custom CSS is active on 100+ WordPress sites, as WordPress.org reports it. WordPress.org rounds the number down, so the real count is somewhat higher. That makes it the #13,364 most popular plugin on WordPress.org.

How many times has Multisite Custom CSS been downloaded?

15,106 times in total since 2016. On a typical day it’s downloaded about 6 times. See download stats

When was Multisite Custom CSS last updated?

Version 1.0 came out on Jul 19, 2026 (3 months ago).

Is Multisite Custom CSS compatible with the latest WordPress?

It’s tested up to WordPress 7.0.8, one version behind the current 7.1. Authors often update this line a few weeks after a release.

Is Multisite Custom CSS still maintained?

Yes. Its last release was 3 months ago. No support threads were opened in the last two months.

What rating does Multisite Custom CSS have?

5.0 out of 5 from 8 reviews on WordPress.org. 100% of them give 5 stars.

What are the best alternatives to Multisite Custom CSS?

The plugins most like Multisite Custom CSS, by the tags they share, are TJ Custom CSS (8K+), Simple Custom CSS Plugin (100K+) and Simple CSS (80K+). Compare all alternatives

Latest reviews

Analyze reviews
All reviews on WordPress.org

Review stats

5.0

★★★★★

8 reviews

  • 5 stars: 8 reviews, 100%
  • 4 stars: 0 reviews, 0%
  • 3 stars: 0 reviews, 0%
  • 2 stars: 0 reviews, 0%
  • 1 stars: 0 reviews, 0%
Positive
100%4–5★
Mixed
0%3★
Critical
0%1–2★

Compare with competitors

Add up to 1 competitor. No account needed.

Starter · 1 competitor
Multisite Custom CSS
Suggested:
Metric
Multisite Custom CSS
Estimated installs≈ 164
Reported installs100+
Rating5.0
Reviews8
Total downloads15.1K
AuthorNick Halsey
First releasedDec 7, 2016
Version1.0
Requires WP4.7
Requires PHP–
Last updatedJul 19, 2026

Alternatives to Multisite Custom CSS

Compare all alternatives

Popular plugins with the same tags, the most in common first.

Side by side:Multisite Custom CSS vs TJ Custom CSSMultisite Custom CSS vs Simple Custom CSS PluginMultisite Custom CSS vs Simple CSS

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