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Jetpack Boost – Website Speed, Performance and Critical CSS

by Automattic · Performance

Also makes 68 other plugins · 18.2M+ installs across the portfolio →

Speed up your WordPress site with one-click optimizations like Page Cache, Critical CSS, and Image CDN to improve Core Web Vitals.

How scoring works →
90 Health · A
Maintenance 100/100
Rating quality 92/100
Support 70/100

90 health vs 67 average across 1,076 Performance plugins

Directory ranking optimization

How it's scored →

How well this listing is tuned to rank in WordPress.org search, on the factors an owner controls. Not popularity, optimization.

99 / 100

Excellent listing optimization

Well tuned across the board

Update recency 100/100
WP compatibility 100/100
Rating quality 93/100
Listing tuning 100/100
Support resolution 100/100

Daily downloads

Since 2022-10-05 · 1,421 days · wp.org + Plugin Pulse archive

-6% vs prior 30d
3.9KDownloads · Aug 26

30-day downloads

Rolling 30-day volume · peaks are release surges

186.5K

now · peak 923.0K

187.2K30d downloads · Aug 26

Directory rank vs rivals

wp.org popularity rank over time · higher is better · when a rival's line climbs above yours, they've overtaken you

Jetpack Boost · #244 you FastPixel Cache · #3439 10Web Booster · #586 Hummingbird Performa · #591

Rating trend

Star average over time · dips mark rough releases

4.7Stars · Aug 26

Update activity

How busy the existing users are, measured as downloads in the last 30 days for every 1,000 active sites. A spike means a new release everyone's pulling; a long, slow decline means an aging user base that updates less.

936per 1k installs · Aug 26

Release cadence

Actively maintained
from wp.org release tags

How often this plugin actually ships. A steady rhythm is the maintenance signal a single "last updated" date can't show.

28

releases in the last 12 months

2mo ago

latest release · v4.6.3

121

tagged releases on record

Recent releases

4.6.3 · 2mo ago4.6.2 · 2mo ago4.6.2-beta · 2mo ago4.6.1 · 3mo ago4.6.1-beta · 3mo ago4.6.0 · 3mo ago4.6.0-beta · 3mo ago4.5.9 · 4mo ago4.5.8 · 5mo ago4.5.8-beta · 6mo ago4.5.7 · 7mo ago4.5.7-beta · 7mo ago4.5.6 · 7mo ago4.5.6-beta · 7mo ago

What its installed base runs

via wordpress.org

Share of active installs on each version of this plugin. Green is the current release; a big slice on older versions is a user base that has stopped updating.

v4.6 57%
v4.5 21%
Older / other versions 22%

Estimated active installs

The public count shows “200K+”. Our estimate pins where the real number sits.

tracked estimate
200K–300K ≈290K

Refined from the date this plugin crossed into its current band.

Install history · since 2021-04-16 · 1,437 observations

200KInstalls · Aug 26

Estimated value

What this plugin might earn a year, and what it might sell for. Modeled from public signals; we don't see anyone's books.

Est. annual revenue

N/A

Est. acquisition value

N/A

No paid tier is visible, so we don't put a figure on revenue or sale value: that would be guessing. The install base is a real asset to an acquirer, just not one public data lets us price.

Details

Version
4.7.0
Last updated
8d ago
Added
2020-12-31 · 5 yrs old
Requires WP
6.9
Tested up to
7.0.4
Requires PHP
7.2

Recent reviews

All reviews on wp.org ↗
  1. fabwolf
    1mo ago

    Great tool for keeping track of your site speed. Give it a try!

    Read on wp.org ↗
  2. MoTo bildsetzer
    1mo ago

    The Plugin is doing a good job!

    Read on wp.org ↗
  3. didier7340
    3mo ago

    Après des années a avoir utilisé ce programme, je me retrouve avec des headers qui ne s’affiche pas sur certaines pages (site de 350 pages) , plus de 10 heures de recherche avec l’IA, pour enfin découvrir que c’est jetpack qui pose problème ( je travail avec WP 6.9 et maintenant 7.0 et Elementor pro et Hello ), très bon programme, mais si vous avez des problème sur votre site, désactivé Jetpack et vidé votre cache avant de chercher plus loin

    Read on wp.org ↗
  4. cepilodhi
    3mo ago

    very good plugin

    Read on wp.org ↗
  5. gerhardwitteveen
    3mo ago

    it really did!

    Read on wp.org ↗
  6. irishkakolesnikova
    3mo ago

    Отлично

    Read on wp.org ↗
  7. Toni Mojsievski
    5mo ago

    I tried so many over the past few months. JetPack Boost is the right one. Won’t disappoint. A thousand thanks, for real.

    Read on wp.org ↗
  8. halKAhalKI
    5mo ago

    jetpack Bosst make it easier

    Read on wp.org ↗

Latest updates

via wp.org changelog

Recent releases and news for this plugin

  1. 2026-08-17 Version 4.7.0 Security Critical CSS/LCP: Close REST API access to the cache storage, and refuse to load a stored cache entry that contains a PHP object. Added Add the Activity Log page to wp-admin, so it is available without the Jetpa 4.7.0
  2. 2026-06-26 Version 4.6.3 Changed Update dependencies. Fixed Fix fatal error on My Jetpack when the current stable Jetpack plugin is active. See the previous changelogs here 4.6.3

Known vulnerabilities

via Wordfence Intelligence

2 disclosed vulnerabilities on record for this plugin, all fixed in the current version. Sites on older versions stay exposed until they update.

  1. 2024-10-17 CVE-2024-10076 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Affects <= 3.4.7 Patched in 3.4.8
  2. 2024-07-08 CVE-2024-6584 Server-Side Request Forgery (SSRF) Affects <= 3.4.6 Patched in 3.4.7

Vulnerability records provided by Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. License and terms.

CVE records: Copyright 1999-2026 The MITRE Corporation. CVE terms of use.

Behavioral tests

via WP Hive

Automated install-time checks, tested on PHP 8.1.12 · WP 7.0

Low memory footprint
Low page-speed impact
Runs on latest PHP + WP
No PHP errors
No JS errors
Activates cleanly
No resource errors
No external HTTP errors
Optimized database use
Frequently updated

Languages

via translate.wordpress.org

Translated into 69 languages, 15 at 90% or more

English (UK) 100%
Romanian 100%
Ukrainian 100%
Dutch 96%
Dutch (Formal) 96%
Spanish (Spain) 96%
Russian 94%
German 93%
Korean 93%
Spanish (Chile) 93%
Swedish 93%
Italian 92%
Portuguese (Brazil) 91%
Arabic 90%
Norwegian (Bokmål) 90%
Chinese (China) 89%
Chinese (Taiwan) 89%
French (France) 89%
Hebrew 89%
Indonesian 89%
Japanese 89%
Turkish 84%
Albanian 67%
German (Formal) 56%

Plus 45 more locales with partial translations.

Growth timeline

Install-tier crossings we have observed, and how long each tier took to outgrow

  1. 2025-07-14 300K+ → 200K+ down after 669 days in tier
  2. 2023-09-14 200K+ → 300K+ up after 198 days in tier
  3. 2023-02-28 100K+ → 200K+ up

Competes with

The plugins that solve the same job, ranked by shared tags then reach, closest match first. The letter on the right is each plugin's health grade (A best, F worst).

Compare head to head →

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Jetpack Boost – Website Speed, Performance and Critical CSS: 200K+ active installs, 4.7★ (607 reviews). Plugin Pulse (WP Mayor), as of 2026-08-25. https://plugins.wpmayor.com/plugin/jetpack-boost