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Subcategory answer

Hosted forum platforms

1,400

companies run at least one of the 11 technologies in it, <0.01% of 54,527,857 in the index. Landing 12 Sept 2026.

SaaS discussion forum services for creating and running message boards without self-hosting.

Share of the subcategory by month

IPB 31.1%Invision Power Board 27.4%vBulletin 21.4%Other 14.4%
IPBInvision Power BoardvBulletinInvision CommunityOther

Share of companies running any technology in this subcategory, monthlyof 1,400 companies with any of themlanding 12 Sept 2026

Each month is drawn as 100%, so the bands are shares and not counts; a company running two of these technologies is counted in both, and everything past the fourth is folded into Other. The series starts January 2021 because the panel is anchored at 31 Dec 2020

The 345 numbers in this chart
MonthIPBInvision Power BoardvBulletinInvision CommunityOther
2021-0130.6%27.2%22.1%8.3%11.8%
2021-0230.6%27.2%22.1%8.3%11.8%
2021-0330.6%27.2%22.1%8.3%11.8%
2021-0430.6%27.2%22.1%8.3%11.8%
2021-0530.6%27.2%22.1%8.3%11.8%
2021-0630.6%27.2%22.1%8.3%11.8%
2021-0730.6%27.2%22.1%8.3%11.8%
2021-0830.6%27.2%22.1%8.3%11.8%
2021-0930.6%27.2%22.1%8.3%11.8%
2021-1030.6%27.2%22.1%8.3%11.8%
2021-1130.6%27.2%22.1%8.3%11.8%
2021-1230.6%27.2%22.1%8.3%11.8%
2022-0130.6%27.2%22.1%8.3%11.8%
2022-0230.6%27.2%22.1%8.3%11.8%
2022-0330.7%27.2%21.9%8.3%11.9%
2022-0430.7%27.2%21.9%8.3%11.9%
2022-0530.7%27.2%21.9%8.3%11.9%
2022-0630.7%27.2%21.9%8.3%11.9%
2022-0730.7%27.2%21.9%8.3%11.9%
2022-0830.7%27.2%21.9%8.3%11.9%
2022-0930.7%27.2%21.9%8.3%11.9%
2022-1030.7%27.2%21.9%8.3%11.9%
2022-1130.7%27.2%21.9%8.3%11.9%
2022-1230.7%27.2%21.9%8.3%11.9%
2023-0130.7%27.3%21.8%8.3%11.8%
2023-0230.7%27.3%21.8%8.3%11.8%
2023-0330.7%27.3%21.8%8.3%11.8%
2023-0430.7%27.3%21.8%8.3%11.8%
2023-0530.7%27.3%21.8%8.3%11.8%
2023-0630.7%27.3%21.8%8.3%11.8%
2023-0730.7%27.3%21.8%8.3%11.8%
2023-0830.7%27.3%21.8%8.3%11.8%
2023-0930.7%27.3%21.8%8.3%11.8%
2023-1030.7%27.3%21.8%8.3%11.8%
2023-1130.6%28.0%20.8%8.5%12.1%
2023-1230.6%28.0%20.8%8.5%12.1%
2024-0130.6%28.0%20.8%8.5%12.1%
2024-0230.6%28.0%20.8%8.5%12.1%
2024-0330.6%28.0%20.8%8.5%12.1%
2024-0430.6%28.0%20.8%8.5%12.1%
2024-0530.6%28.0%20.8%8.5%12.1%
2024-0630.6%28.0%20.8%8.5%12.1%
2024-0730.6%28.0%20.8%8.5%12.1%
2024-0830.6%28.0%20.8%8.5%12.1%
2024-0930.6%28.0%20.8%8.5%12.1%
2024-1030.5%28.2%20.7%8.6%12.0%
2024-1130.5%28.2%20.7%8.6%12.0%
2024-1230.5%28.2%20.7%8.6%12.0%
2025-0130.5%28.2%20.7%8.6%12.0%
2025-0230.5%28.2%20.7%8.6%12.0%
2025-0330.5%28.2%20.7%8.6%12.0%
2025-0430.6%28.0%19.7%9.1%12.6%
2025-0531.1%27.8%20.1%8.1%13.0%
2025-0631.1%27.7%20.5%7.5%13.2%
2025-0731.1%27.7%20.5%7.5%13.2%
2025-0831.0%27.3%21.8%5.5%14.5%
2025-0931.0%27.3%21.8%5.5%14.5%
2025-1031.0%27.3%21.8%5.5%14.5%
2025-1131.0%27.2%21.6%5.6%14.6%
2025-1231.0%27.2%21.6%5.6%14.6%
2026-0131.1%27.3%21.6%5.6%14.4%
2026-0231.1%27.2%21.7%5.6%14.4%
2026-0331.1%27.3%21.5%5.8%14.4%
2026-0431.1%27.3%21.4%5.8%14.3%
2026-0531.1%27.3%21.4%5.8%14.3%
2026-0631.1%27.3%21.4%5.8%14.3%
2026-0731.1%27.3%21.4%5.8%14.3%
2026-0831.1%27.3%21.4%5.8%14.3%
2026-0931.1%27.4%21.4%5.8%14.4%

The technologies ranked in Hosted forum platforms

Companiesof 1,400 with any of themlanding 12 Sept 2026

#
Technology
Vendor
Companies
Share
1
Invision Power Services, Inc.
699
49.9%
2
Invision Power Services, Inc.
653
46.6%
3
vBulletin Solutions (Internet Brands)
407
29.1%
4
Invision Power Services, Inc.
100
7.1%
5
Tapatalk
71
5.1%
6
Derpibooru project
0
no share

6 of 11 technologiesa company running two of them is counted in both, so the shares do not sum to 100%under 20 companies no share is published

5 of the 10 most detected technologies here sit under the publication gate on detector quality of 0.90, so they are listed rather than ranked: NodeBB 110, Vanilla 72, Telescope 22, punBB 19, Nabble 2.