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CanJS

17,023

companies run it, 0.03% of 54,527,857 in the index. Landing 12 Sept 2026.

Hosts: 20,965 live hosts run it, of 191,809,695 hosts in the index, 0.01%. 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

17,023 at Sept 26; 486 twelve months earlier, +16,537, +3402.7% 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
2024-0800
2024-0900
2024-1000
2024-1100
2024-1200
2025-0100
2025-0200
2025-0300
2025-0400
2025-0500
2025-0600
2025-0700
2025-082617
2025-0948612
2025-1070818
2025-1193024
2025-121,15130
2026-011,47838
2026-024,995128
2026-039,427242
2026-0410,213262
2026-0511,141286
2026-0612,255314
2026-0713,617349
2026-0815,319393
2026-0917,023437

Both denominators, and a third

Shares of the same 17,023each row a different wholelanding 12 Sept 2026

Denominator
Companies
Share
companies in the index
54,527,857
0.03%
companies running anything in JavaScript Frameworks
13,886,915
0.12%
companies running anything in Component-based UI frameworks
11,820,258
0.14%

Three wholes, three shares of one count: a share travels with its whole, never alone. Against the last of them, CanJS is rank 9 of 32 technologies in Component-based UI frameworks.

Open as a segment

17,023 companies; add a country, a sector or a band on the segment page. Counting is free.

/companies/tech-canjs

Open the segment

Catalogue record

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

An open-source JavaScript framework for building web applications.

CanJS is an open-source JavaScript framework for creating web applications, maintained by Bitovi. Developers use it to structure front-end apps with components, models, and utilities.

Kindlibrary
VendorBitovi, canjs.com
Slugcanjs
Deploymentself-hosted
Pricingfree
Open sourceyes
First discovered2026-02-25
Last discovered2026-09-10
Taxonomy releasetax-2026.10