Best Web Annotation Tools in 2026
Updated
31 web annotation tools ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
31ranked
0free plans on this page
4 Oct 2026last checked
Web Annotation Tools, one module each. A lit port is something its maker publishes; 0 of the 6 on this page have a public API.
- 26 Revisely API not on recordOSS not on recordFREE not on recordDOCS 5.1
- 27 Simple Commenter API not on recordOSS not on recordFREE not on recordDOCS 5.1
- 28 Webvizio API not on recordOSS not on recordFREE not on recordDOCS 5.1
- 29 ClickCues API not on recordOSS not on recordFREE not on recordDOCS 5.0
- 30 Freemarkup API not on recordOSS not on recordFREE not on recordDOCS 5.0
- 31 Ybug API not on recordOSS not on recordFREE not on recordDOCS 5.0
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