March 2026
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Global Rank
#9,536
1,061Showing Similarweb estimated data.
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Bounce Rate
47.15%
Pages per Visit
3.90
Avg Visit Duration
00:04:36
- Company
- OpenStax
Top 10 openstax.org Competitors
The Top 10 Sites Like openstax.org in March 2026 are ranked by their affinity to openstax.org in terms of keyword traffic, audience targeting, and market overlap
Learn for free about math, art, computer programming, economics, physics, chemistry, biology, medicine, finance, history, and more. Khan Academy is a nonprofit with the mission of providing a free, world-class education for anyone, anywhere.
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- Khan Academy
Bounce Rate
47.11%
Pages per Visit
6.04
Avg Visit Duration
00:07:18
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100%libretexts is an ecosystem of connected tools that empower educators to create open educational resources at scale.
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Global Rank
#9,663
1,362Bounce Rate
77%
Pages per Visit
2.09
Avg Visit Duration
00:01:38
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92%Natural Sciences - Chemistry
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Bounce Rate
48.81%
Pages per Visit
2.08
Avg Visit Duration
00:01:18
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Bounce Rate
85.37%
Pages per Visit
2.04
Avg Visit Duration
00:01:28
Similarity Score
85%The LibreTexts libraries collectively are a multi-institutional collaborative venture to develop the next generation of open-access texts to improve postsecondary education.
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Bounce Rate
81.75%
Pages per Visit
1.73
Avg Visit Duration
00:00:59
Similarity Score
83%The LibreTexts libraries collectively are a multi-institutional collaborative venture to develop the next generation of open-access texts to improve postsecondary education.
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Bounce Rate
75.16%
Pages per Visit
1.75
Avg Visit Duration
00:00:58
Similarity Score
82%The LibreTexts libraries collectively are a multi-institutional collaborative venture to develop the next generation of open-access texts to improve postsecondary education.
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Bounce Rate
78.8%
Pages per Visit
1.69
Avg Visit Duration
00:01:29
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80%welcome to my math notes site. contained in this site are the notes (free and downloadable) that i use to teach algebra, calculus (i, ii and iii) as well as differential equations at lamar university. the notes contain the usual topics that are taught in those courses as well as a few extra topics that i decided to include just because i wanted to. there are also a set of practice problems, with full solutions, to all of the classes except differential equations. in addition there is also a selection of cheat sheets available for download.
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78%The Physics Classroom serves students, teachers and classrooms by providing classroom-ready resources that utilize an easy-to-understand language that makes learning interactive and multi-dimensional. Written by teachers for teachers and students, The Physics Classroom provides a wealth of resources that meets the varied needs of both students and teachers.
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Bounce Rate
54.02%
Pages per Visit
2.97
Avg Visit Duration
00:04:02
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openstax.org's top 5 competitors in March 2026 are: khanacademy.org, libretexts.org, open.umn.edu, courses.lumenlearning.com, and more.
According to Similarweb data of monthly visits, openstax.org’s top competitor in March 2026 is khanacademy.org. openstax.org 2nd most similar site is libretexts.org, and closing off the top 3 is open.umn.edu.
courses.lumenlearning.com ranks as the 4th most similar website to openstax.org and math.libretexts.org ranks fifth in March 2026.
The other five competitors in the top 10 list are phys.libretexts.org, chem.libretexts.org, tutorial.math.lamar.edu, physicsclassroom.com, and hyperphysics.phy-astr.gsu.edu.