1
Cut The Knot
cut-the-knot.orgAlso covers mathematics · same kind of website
Cut the Knot offers interactive mathematics puzzles and educational material.
Alternatives
The Best Wolfram MathWorld Alternatives in 2026
24 alternatives3 free · 3 open source
Looking for something like Wolfram MathWorld? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 3 are free or have a free plan and 3 are open source.
About Wolfram MathWorldmathworld.wolfram.com
VisitWolfram MathWorld contains more than 13,000 illustrated mathematics entries with interactive examples.
Top picks at a glance
First suggestionCut The KnotCut the Knot offers interactive mathematics puzzles and…Free or freemium optionSchoolYourselfSchoolYourself offers interactive online math videos…Open source optionMachine Learning in MatLab/OctaveThis repository explains popular machine learning…Another optionMathigonMathigon offers interactive mathematics learning resources…
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | Cut The Knot | — | Not stated | Web |
| 2 | Mathigon | — | Not stated | Web |
| 3 | Wolfram|Alpha | — | Not stated | Web |
| 4 | Algebra Rules | — | Not stated | Web |
| 5 | SchoolYourself | Free | Not stated | Web |
| 6 | Machine Learning in MatLab/Octave | — | Yes | — |
| 7 | 3Blue1Brown | — | Not stated | Web |
| 8 | LibreTexts Math | — | Not stated | Web |
| 9 | Learn Mathematics | — | Not stated | Web |
| 10 | nLab Math | — | Not stated | Web |
All Wolfram MathWorld alternatives
2
Mathigon
mathigon.orgAlso covers mathematics · same kind of website
Mathigon offers interactive mathematics learning resources through its online mathematical playground.
3
Wolfram|Alpha
wolframalpha.comAlso covers mathematics · same kind of website
Wolfram Alpha computes answers across math, science, history, geography, engineering, finance and other subjects using its knowledge base.
4
Algebra Rules
algebrarules.comAlso covers mathematics · same kind of website
Algebra Rules explains basic algebra rules with examples and explanations.
5
Also covers mathematics · same kind of website · free
SchoolYourself offers interactive online math videos, lessons, and tutoring, with blog and account links.
6
Also covers mathematics · open source
This repository explains popular machine learning algorithms with MATLAB and Octave code examples and mathematics.
7
3Blue1Brown
3blue1brown.comAlso covers mathematics · same kind of website
3Blue1Brown explains mathematics through visual lessons on linear algebra, calculus, neural networks, topology and other topics.
8
LibreTexts Math
math.libretexts.org/BookshelvesAlso covers mathematics · same kind of website
LibreTexts Mathematics provides curated textbook materials that readers can use directly or adapt into customized remixes.
9
Learn Mathematics
donkuri.github.io/learn-mathematicsAlso covers mathematics · same kind of website
A mathematics study plan organizes core subjects and offers guidance on how to study them, from precalculus onward.
10
nLab Math
ncatlab.org/nlab/show/mathematicsAlso covers mathematics · same kind of website
nLab is a collaborative online resource for mathematics and physics, with pages and recent revisions.
11
MadAsMaths
madasmaths.comAlso covers mathematics · same kind of website
MadAsMaths maintains a mathematics resource archive for learners and teachers looking for study material.
12
Also covers mathematics · same kind of website · free plan
Calculus Made Easy presents Silvanus P. Thompson's calculus text and explanations for learning calculus.
13
Pauls Online Math Notes
tutorial.math.lamar.eduAlso covers mathematics · same kind of website
Paul's Online Math Notes provides free, downloadable notes for algebra, calculus and differential equations.
14
CoolMath
coolmath.comAlso covers mathematics · same kind of website
Coolmath offers free online math lessons, games and activities, including algebra and precalculus topics.
15
Also covers mathematics · same kind of website · free
Mathplanet provides free high-school courses in pre-algebra, Algebra 1, Algebra 2 and geometry.
16
Stat Trek
stattrek.comAlso covers mathematics · same kind of website
Stat Trek offers free tutorials and tools for statistics, probability, and survey analysis.
17
Stitz Zeager
stitz-zeager.comAlso covers mathematics · same kind of website
Stitz-Zeager provides free, open precalculus materials covering college algebra, trigonometry, and precalculus.
18
Linear Algebra Done Right
linear.axler.netAlso covers mathematics · same kind of website
Linear Algebra Done Right provides the text and resources for Sheldon Axler's fourth edition on linear algebra.
19
Project Euler
projecteuler.netAlso covers mathematics · same kind of website
Project Euler offers mathematical and computational problems for users to solve and learn from.
20
Video-Tutor
video-tutor.netAlso covers mathematics · same kind of website
Video-Tutor lists instructional videos on algebra, trigonometry, precalculus, calculus, chemistry, and physics.
21
Mathcha
mathcha.ioAlso covers mathematics · same kind of website
Mathcha provides an online editor for text, equations, math symbols, graphs and diagrams.
22
MathPortal
mathportal.orgAlso covers mathematics · same kind of website
Math Portal provides step-by-step calculators and solvers for equations, expressions, matrices and complex numbers.
23
Also covers mathematics · open source
A curated GitHub list collects mathematics resources for browsing and further study.
24
Also covers mathematics · open source
OSSU Math lays out a complete self-taught mathematics curriculum using online learning materials.
No alternatives match this filter.
Alternatives to similar tools
3Blue1Brown24 alternativesCoolMath24 alternativesPauls Online Math Notes24 alternativesAwesome Math24 alternativesMachine Learning in MatLab/Octave24 alternativesCalculus Made Easy24 alternatives
What is the best alternative to Wolfram MathWorld?
Based on features, tags and platforms, the closest alternatives to Wolfram MathWorld are Cut The Knot, Mathigon, and Wolfram|Alpha.
Is there a free alternative to Wolfram MathWorld?
Yes. SchoolYourself, Calculus Made Easy, and Math Planet are free or offer a free plan.
Are there open-source alternatives to Wolfram MathWorld?
Yes: Machine Learning in MatLab/Octave, Awesome Math, and OSSU Math.
Alternatives are suggested from the purpose and features described in our listings. Different pages for the same product appear once. Read each description to check whether it fits your task. How we choose alternatives · Suggest an alternative