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Technology answer

mod_pagespeed

78,841

companies run it, 0.14% of 54,527,857 in the index. Landing 12 Sept 2026.

Hosts: 159,179 live hosts run it, of 191,809,695 hosts in the index, 0.08%. A host is a website, not a company.

Companies by month

Companies, monthly, on the fixed panel of sites crawled since 2020of 54,527,857 in the indexlanding 12 Sept 2026

78,839 at Sept 26; 85,812 twelve months earlier, -6,973, -8.1% on the fixed panel; the series starts January 2021 because the panel is anchored at 31 Dec 2020

The 69 numbers in this chart
MonthCompaniesObserved on the panel
2021-0100
2021-0200
2021-0300
2021-0400
2021-0500
2021-0600
2021-0700
2021-0800
2021-0900
2021-1000
2021-1100
2021-1200
2022-0100
2022-0200
2022-0300
2022-0400
2022-0500
2022-0600
2022-0700
2022-0800
2022-0900
2022-1000
2022-1100
2022-1200
2023-0100
2023-0200
2023-0300
2023-0400
2023-0500
2023-0600
2023-0700
2023-0800
2023-0900
2023-1000
2023-1100
2023-1200
2024-0100
2024-0200
2024-0300
2024-0400
2024-0500
2024-0600
2024-0700
2024-08449
2024-092,438496
2024-107,9351,615
2024-1114,9193,037
2024-1221,7174,421
2025-0129,5306,011
2025-0236,7057,472
2025-0343,8798,932
2025-0451,33510,450
2025-0558,38311,885
2025-0665,73913,382
2025-0772,93114,846
2025-0880,03616,293
2025-0985,81217,468
2025-1089,22818,164
2025-1189,54218,228
2025-1288,36817,989
2026-0187,40817,793
2026-0286,15917,539
2026-0385,78317,462
2026-0485,16017,336
2026-0584,09017,118
2026-0683,33616,964
2026-0781,97016,686
2026-0880,53016,393
2026-0978,83916,049

Both denominators, and a third

Shares of the same 78,841each row a different wholelanding 12 Sept 2026

Denominator
Companies
Share
companies in the index
54,527,857
0.14%
companies running anything in Web Servers
32,553,744
0.24%
companies running anything in Web server modules and extensions
393,083
20.1%

Three wholes, three shares of one count: a share travels with its whole, never alone. Against the last of them, mod_pagespeed is rank 2 of 13 technologies in Web server modules and extensions.

Open as a segment

78,841 companies; add a country, a sector or a band on the segment page. Counting is free.

/companies/tech-mod-pagespeed

Open the segment

Catalogue record

As recorded in the cataloguetaxonomy release tax-2026.10last discovered 10 Sept 2026

Apache module that rewrites assets to improve page load performance.

mod_pagespeed is an open-source Apache HTTP Server module from Google that automatically optimizes and rewrites HTML, CSS, JavaScript, and images on the fly. It helps sites reduce payloads and latency without changing application code.

Kindextension
VendorGoogle, google.com
PathInfrastructure and Hosting > Web Servers > Web server modules and extensions
Slugmod-pagespeed
Deploymentself-hosted
Pricingfree
Open sourceyes
First discovered2025-02-03
Last discovered2026-09-10
Taxonomy releasetax-2026.10