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Technology answer

Microsoft Silverlight

1,427

companies run it, <0.01% of 54,527,857 in the index. Landing 12 Sept 2026.

Hosts: 2,814 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

1,427 at Sept 26; 1,811 twelve months earlier, -384, -21.2% 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
2024-08withheld0
2024-094610
2024-1015434
2024-1130166
2024-1244497
2025-01609133
2025-02768168
2025-03926203
2025-041,087238
2025-051,241271
2025-061,399306
2025-071,553340
2025-081,706373
2025-091,811396
2025-101,872409
2025-111,870409
2025-121,829400
2026-011,792392
2026-021,744381
2026-031,707373
2026-041,677367
2026-051,640359
2026-061,603351
2026-071,553340
2026-081,497327
2026-091,427312

Both denominators, and a third

Shares of the same 1,427each row a different wholelanding 12 Sept 2026

Denominator
Companies
Share
companies in the index
54,527,857
<0.01%
companies running anything in Programming Languages and Runtimes
36,337,962
<0.01%
companies running anything in Server-side language runtimes
3,834,402
0.04%

Three wholes, three shares of one count: a share travels with its whole, never alone. Against the last of them, Microsoft Silverlight is rank 4 of 9 technologies in Server-side language runtimes.

Open as a segment

1,427 companies; add a country, a sector or a band on the segment page. Counting is free.

/companies/tech-microsoft-silverlight

Open the segment

Catalogue record

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

Deprecated browser plugin runtime for rich internet applications by Microsoft.

Microsoft Silverlight was a client plugin and runtime for delivering rich media and application experiences in browsers. It was made by Microsoft and is now end‑of‑life, formerly used for streaming media and line‑of‑business apps.

Kindproduct
VendorMicrosoft, microsoft.com
Slugmicrosoft-silverlight
Deploymentself-hosted
Pricingfree
Open sourceno
First discovered2025-02-03
Last discovered2026-09-10
Taxonomy releasetax-2026.10