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Co-Authors Plus

v4.2.2

by Automattic · updated 1 day ago

Assign multiple bylines to posts, pages, and custom post types with a search-as-you-type input box.

authorsco-authorsmulti authormultiple authorsusers
WordPress.org SaveAnalyze reviews Track this plugin
Rank
#1,189
Down1 vs yesterday
Active installs (est.)
≈ 26,000
20K+ reported · Medium
Total downloads
1.7M
1,663,116 all-time
Rating
3.5/5
77 reviews
Support resolved
50%
1 of 2 threads, last 2 months
Growing·Downloads +176.2% (30d)·Toward 30K+ · ETA ~3d

Co-Authors Plus at a glance

Co-Authors Plus is a WordPress plugin by Automattic with 20K+ active installs, the #1,189 most popular plugin on WordPress.org. On a typical day it’s downloaded about 2,330 times, 176% more than the month before. It’s rated 3.5 out of 5 from 77 reviews. Version 4.2.2 came out on Nov 7, 2026 and is tested up to WordPress 7.1.4. It leads the 7 plugins tagged “co-authors”. It was first released in 2009.

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

67.7K downloads · the last 30 days

Downloads over time
Co-Authors Plus Compare series
Downloads over time: 30 days across 1 series.02K4K6KOct 9Oct 14Oct 19Oct 24Oct 28Nov 2Nov 7Oct 31, 2026: Tested up to 7.1.4Oct 29, 2026: Tested up to 7.0.8
View as table
DateCo-Authors Plus
Nov 7, 20261,291
Nov 6, 20261,920
Nov 5, 20262,309
Nov 4, 20267,274
Nov 3, 20261,887
Nov 2, 20262,247
Nov 1, 2026953
Oct 31, 20265,331
Oct 30, 20263,584
Oct 29, 20262,905
Oct 28, 20262,351
Oct 27, 20265,258
Oct 26, 20263,849
Oct 25, 2026531
Oct 24, 2026728
Oct 23, 20261,957
Oct 22, 20266,945
Oct 21, 20261,671
Oct 20, 20262,568
Oct 19, 20261,492
Oct 18, 2026168
Oct 17, 2026331
Oct 16, 2026720
Oct 15, 2026848
Oct 14, 20261,698
Oct 13, 20264,209
Oct 12, 20261,461
Oct 11, 2026235
Oct 10, 2026236
Oct 9, 2026779

Unusual spikes are usually updates, not new installs.

Estimated installs

≈ 26,253 · +1.2% in the last 30 days

Estimated installs
Estimated installs: 12 days across 1 series.25.5K26KOct 27Oct 29Oct 31Nov 2Nov 4Nov 8Oct 31, 2026: Tested up to 7.1.4Oct 29, 2026: Tested up to 7.0.8
View as table
DateEstimated installs
Nov 8, 202626,253
Nov 7, 202626,070
Nov 5, 202625,963
Nov 4, 202625,726
Nov 3, 202626,063
Nov 2, 202625,600
Nov 1, 202625,957
Oct 31, 202625,439
Oct 30, 202625,993
Oct 29, 202625,518
Oct 28, 202625,338
Oct 27, 202625,939

Rank over time

#1,189 · up 7 in the last 30 days

Popular rank
Popular rank: 14 days across 1 series.#1.2K#1.2KOct 16Oct 27Oct 31Nov 4Nov 8Oct 31, 2026: Tested up to 7.1.4Oct 29, 2026: Tested up to 7.0.8
View as table
DateDaily snapshot
Nov 8, 2026#1,189
Nov 7, 2026#1,188
Nov 6, 2026#1,186
Nov 5, 2026#1,189
Nov 4, 2026#1,189
Nov 3, 2026#1,190
Nov 2, 2026#1,193
Nov 1, 2026#1,192
Oct 31, 2026#1,194
Oct 30, 2026#1,192
Oct 29, 2026#1,192
Oct 28, 2026#1,192
Oct 27, 2026#1,192
Oct 16, 2026#1,196

Growth %

Average +0.10% a day in the last 30 days

Growth %, day over day
Growth %, day over day: 11 days across 1 series.-2%0%2%Oct 28Oct 30Nov 1Nov 4Nov 8
View as table
DateGrowth
Nov 8, 2026+0.70%
Nov 7, 2026+0.21%
Nov 5, 2026+0.92%
Nov 4, 2026-1.29%
Nov 3, 2026+1.81%
Nov 2, 2026-1.38%
Nov 1, 2026+2.04%
Oct 31, 2026-2.13%
Oct 30, 2026+1.86%
Oct 29, 2026+0.71%
Oct 28, 2026-2.32%

Active installs band

20K+ on WordPress.org

Active installs (rounded band)
Active installs (rounded band): 14 days across 1 series.19K20K21KOct 16Oct 27Oct 31Nov 4Nov 8Oct 31, 2026: Tested up to 7.1.4Oct 29, 2026: Tested up to 7.0.8
View as table
DateDaily snapshot
Nov 8, 202620K+
Nov 7, 202620K+
Nov 6, 202620K+
Nov 5, 202620K+
Nov 4, 202620K+
Nov 3, 202620K+
Nov 2, 202620K+
Nov 1, 202620K+
Oct 31, 202620K+
Oct 30, 202620K+
Oct 29, 202620K+
Oct 28, 202620K+
Oct 27, 202620K+
Oct 16, 202620K+

Search rankings

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

See where Co-Authors Plus ranks in search

Track this plugin to check its position for the searches you choose, daily, with an alert when it moves.

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Change log

From our daily snapshot of WordPress.org
  1. Judged on Nov 15, 2026
    • Released 4.2.2 (was 4.2.1)
  2. So far:Rank #1190 → #1189
    • Released 4.2.1 (was 4.2.0)
  3. Rank #1192 → #1188Downloads -10.9%
    • Tested up to 7.0.8 → 7.1.4
    • Released 4.2.0 (was 4.1.3)
  4. Rank #1192 → #1189Downloads +42.1%
    • Tested up to 7.0.7 → 7.0.8
  5. Rank #1196 → #1190Downloads +46%
    • Released 4.1.3 (was 4.1.1)

Versions in use

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

  • v4.131%
  • v4.228%
  • v3.611%
  • v3.59.7%
  • Other21%

Rating trend

3.5★★★★★77 reviews · steady in the last 30 days

Requirements & info

Version history
Version
4.2.2
Requires WordPress
6.4
Tested up to
7.1.4
Requires PHP
7.4
First released
Apr 24, 2009
Last updated
Nov 7, 2026
Releases, last 12 months
…

Questions about Co-Authors Plus

How many websites use Co-Authors Plus?

Co-Authors Plus is active on 20K+ WordPress sites, as WordPress.org reports it. WordPress.org rounds the number down, so the real count is somewhat higher. That makes it the #1,189 most popular plugin on WordPress.org.

How many times has Co-Authors Plus been downloaded?

1,663,116 times in total since 2009. On a typical day it’s downloaded about 2,330 times. See download stats

When was Co-Authors Plus last updated?

Version 4.2.2 came out on Nov 7, 2026 (1 day ago). See every release

Is Co-Authors Plus compatible with the latest WordPress?

Yes. It’s tested up to WordPress 7.1.4, the current version.

Does Co-Authors Plus have known security vulnerabilities?

None that affect the current version. WPVulnerability’s database lists 3 older issues, fixed in earlier versions, so keep Co-Authors Plus up to date. See its security record

Is Co-Authors Plus still maintained?

Yes. Its last release was 1 day ago. Its authors resolved 1 of the 2 support threads opened in the last two months.

What rating does Co-Authors Plus have?

3.5 out of 5 from 77 reviews on WordPress.org. 47% of them give 5 stars.

What are the best alternatives to Co-Authors Plus?

The plugins most like Co-Authors Plus, by the tags they share, are Co-Authors, Multiple Authors and Guest Authors in an Author Box with PublishPress Authors (20K+), Starbox (10K+) and Molongui Authorship (10K+). Compare all alternatives

Latest reviews

Analyze reviews
All reviews on WordPress.org

Review stats

3.5

★★★★★

77 reviews

  • 5 stars: 36 reviews, 47%
  • 4 stars: 8 reviews, 10%
  • 3 stars: 7 reviews, 9%
  • 2 stars: 8 reviews, 10%
  • 1 stars: 18 reviews, 23%
Positive
57%4–5★
Mixed
9%3★
Critical
34%1–2★
  • About 5 more 5★ reviews would lift it to 3.6.
  • Each new 1★ review takes 2 five-star reviews to balance out.

Compare with competitors

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Starter · 1 competitor
Co-Authors Plus
Suggested:
Metric
Co-Authors Plus
Estimated installs≈ 26,000
Reported installs20K+
Rating3.5
Reviews77
Total downloads1.7M
AuthorAutomattic
First releasedApr 24, 2009
Version4.2.2
Requires WP6.4
Requires PHP7.4
Last updatedNov 7, 2026

Alternatives to Co-Authors Plus

Compare all alternatives

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

Side by side:Co-Authors Plus vs Co-Authors, Multiple Authors and Guest Authors in an Author Box with PublishPress AuthorsCo-Authors Plus vs StarboxCo-Authors Plus vs Molongui Authorship

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