UI frameworks · comparison
Bootstrap vs Semantic UI
Bootstrap is used on 1,519,038 sites, 385 times as many as Semantic UI (3,941 sites).
In UI frameworks, Bootstrap ranks #1 and Semantic UI #9 by number of sites.
From Jul 2026 to Oct 2026, Bootstrap grew 0.3% and Semantic UI grew 0.3%.
866 sites run both: less than 0.1% of Bootstrap sites and 22% of Semantic UI sites.
Bo
Bootstrap
getbootstrap.com
- Sites
- 1,519,038
- Share of tracked sites
- 9.83%
- Rank in UI frameworks
- #1
- Change since Jul 2026
- ▲ +0.31%
Su
Semantic UI
semantic-ui.com
- Sites
- 3,941
- Share of tracked sites
- 0.02%
- Rank in UI frameworks
- #9
- Change since Jul 2026
- ▲ +0.32%
Sites using both
866
sites run Bootstrap and Semantic UI
of Bootstrap sites<0.1%
of Semantic UI sites22%
Top sites using Bootstrap
- roszdravnadzor.gov.ru#28,145
- roszdravnadzor.ru#50,147
- egypt.travel#62,813
- torrentbot226.site#155,383
- tnpsc.gov.in#156,333
Often used with Bootstrap
More UI frameworks comparisons
Site counts and ranks come from our crawl of the web; the change compares the monthly adoption snapshots both technologies have.