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PluginCanary

Jetpack Boost - Website Speed, Performance and Critical CSS

by Automattic · 200,000+ active installs · Checked 3 Nov 2026
Healthy

Healthy: Jetpack Boost - Website Speed, Performance and Critical CSS is maintained, has no open risk signals and no unpatched vulnerabilities.

91/ 100 Canary Score
Sub-scores for Jetpack Boost - Website Speed, Performance and Critical CSS
Ownership100
Maintenance100
Security100
Support70
Reputation70

How the score works

Active signals

Facts we detected, with links to the source.

No open risk signals. Signals appear here when we detect an ownership change, closure, vulnerability or decline.

Ownership timeline

Who commits to the plugin's code on wordpress.org, over time.

Committers and their active periods
plugin-master31 Dec 2020 to 31 Dec 2020, 1 commits
danwalmsley31 Dec 2020 to 25 May 2021, 21 commits
pyronaur17 Jun 2021 to 25 Oct 2021, 6 commits
thingalon12 Aug 2021 to 31 Jan 2024, 49 commits
kraftbj23 Feb 2022 to 15 Dec 2025, 17 commits
Adnan00711 Apr 2022 to 12 Nov 2025, 29 commits
mikemayhem30309 May 2022 to 12 May 2022, 8 commits
jetpackisbestpack20 Oct 2022 to 8 Oct 2026, 390 commits
ppetrov2c17 Jan 2023 to 24 Jul 2023, 2 commits
jeherve27 Mar 2023 to 27 Mar 2023, 1 commits
donncha31 May 2023 to 17 Apr 2025, 10 commits
sdixon19430 Jan 2024 to 30 Jan 2024, 1 commits
bjorsch30 Jan 2024 to 30 Jan 2024, 1 commits
dilirity26 Jun 2024 to 8 Jan 2026, 8 commits
lsarsfield27 Jan 2025 to 8 Oct 2026, 23 commits

15 committers recorded. No ownership changes recorded since 3 Nov 2026.

Maintenance

Last release
27 days ago
Releases, 24 months
108
Tested up to
7.1 current
Requires PHP
7.4 supported 8.2+
Releases per quarter for Jetpack Boost - Website Speed, Performance and Critical CSS
Q1 20246
Q2 20249
Q3 20245
Q4 20243
Q1 202511
Q2 20255
Q3 202556
Q4 202510
Q1 20268
Q2 20268
Q3 20266
Q4 20262

Last release 8 Oct 2026. Tested with WordPress 7.1 (current).

Support

75% of 4 support threads resolved in the last 2 months.

Security record

PublishedIssueCVSSAffectedFixed inDays to patch
17 Oct 2024Jetpack <= 13.7 & Jetpack Boost <= 3.4.7 - Authenticated (Contributor+) Stored Cross-Site Scripting6.4<= 3.4.73.4.80
8 Jul 2024Jetpack Boost <= 3.4.6 - Authenticated (Admin+) Server-Side Request Forgery5.5<= 3.4.63.4.72

Source: Wordfence Intelligence.

Reputation

Average rating per quarter for Jetpack Boost - Website Speed, Performance and Critical CSS
Q4 20254.1
Q1 20264.1
Q2 20264.2
Q3 20264.3
Q4 20264.5

Average rating rose from 4.1 to 4.5 between Q4 2025 and Q4 2026.

Rating distribution
5 star536
4 star20
3 star13
2 star8
1 star35
Latest low reviews

Momentum

200,000+ active installs. History builds with each weekly snapshot.

Weekly downloads, last 27 weeks
Weekly downloads for Jetpack Boost - Website Speed, Performance and Critical CSS
4 May 20266,871
11 May 202611,661
18 May 202614,106
25 May 202611,653
1 Jun 20267,318
8 Jun 2026139,098
15 Jun 202624,056
22 Jun 2026136,859
29 Jun 202629,647
6 Jul 202619,366
13 Jul 202613,443
20 Jul 202612,920
27 Jul 202611,258
3 Aug 202611,355
10 Aug 20268,671
17 Aug 2026150,873
24 Aug 202621,544
31 Aug 202616,391
7 Sep 202612,849
14 Sep 2026144,651
21 Sep 202622,971
28 Sep 2026133,712
5 Oct 2026153,755
12 Oct 202621,839
19 Oct 202620,976
26 Oct 202618,378
2 Nov 20261,948

Weekly downloads over the last 4 weeks are 64% below the 27-week average.

Healthier alternatives

Same category, higher Canary Score. Never sponsored.

No healthier plugin in the same category yet.

Facts

Version4.8.1
AuthorAutomattic
Added31 Dec 2020
Last updated8 Oct 2026
Active installs200,000+
Requires WordPress7.0
Tested up to7.1.4
Requires PHP7.4
CategoryPerformance & Optimization > Caching Solutions
Tagscache, speed, web vitals, performance, Critical CSS

Other plugins by this author: WooCommerce, Akismet Anti-spam: Spam Protection, Jetpack - AI Agents & MCP, Security, Backup & Analytics, WP Super Cache, WooCommerce Legacy REST API, Limit Login Attempts, Layout Grid Block, Crowdsignal Forms, Crowdsignal Dashboard - Polls, Surveys & more, Page Optimize, Jetpack Protect, Gravatar Enhanced - Avatars, Profiles, and Privacy

Questions

Is Jetpack Boost - Website Speed, Performance and Critical CSS still maintained?

Jetpack Boost - Website Speed, Performance and Critical CSS was last updated on 8 Oct 2026. Its Canary status is Healthy.

Is Jetpack Boost - Website Speed, Performance and Critical CSS safe?

Jetpack Boost - Website Speed, Performance and Critical CSS has no open unpatched vulnerabilities on record. 0 vulnerabilities were published in the last 24 months. Its Canary status is Healthy.

Who owns Jetpack Boost - Website Speed, Performance and Critical CSS?

The wordpress.org author is Automattic. Recent committers: lsarsfield, jetpackisbestpack, dilirity, kraftbj, Adnan007. We have recorded no ownership change.

What can I use instead of Jetpack Boost - Website Speed, Performance and Critical CSS?

We have no healthier plugin in the same category on record yet.

Data: wordpress.org Plugins API, plugins SVN and Trac, wordpress.org reviews, Wordfence Intelligence.Plugin data refreshed 3 Nov 2026.Report a data issue