1
Open Logic Project
openlogicproject.orgAlso covers course and technology · same kind of website
The Open Logic Project collects teaching materials and resources about logic.
Alternatives
The Best Evan Chen Alternatives in 2026
24 alternatives3 free · 1 open source
Looking for something like Evan Chen? 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 1 are open source.
Evan Chen's site shares course notes, olympiad materials, teaching resources, and a blog.
Top picks at a glance
First suggestionOpen Logic ProjectThe Open Logic Project collects teaching materials and…Free or freemium optionAoPS AlcumusThe AoPS Alcumus system provides free online mathematics…Open source optionHugging Face Diffusion Models CourseThe Hugging Face Diffusion Models Course provides course…
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | Open Logic Project | — | Not stated | Web |
| 2 | Hugging Face Diffusion Models Course | — | Yes | — |
| 3 | BioNinja | — | Not stated | Web |
| 4 | Terence Tao Research | — | Not stated | Web |
| 5 | Full Stack Deep Learning | — | Not stated | Web |
| 6 | SmartCockpit | — | Not stated | Web |
| 7 | HyperPhysics | — | Not stated | Web |
| 8 | AoPS Alcumus | Free | Not stated | Web |
| 9 | EMRap | — | Not stated | Web |
| 10 | PC Progress | — | Not stated | Web |
All Evan Chen alternatives
2
Also covers course and technology · open source
The Hugging Face Diffusion Models Course provides course materials for studying diffusion theory and image generation.
3
BioNinja
ib.bioninja.com.auAlso covers course and technology · same kind of website
BioNinja provides biology course outlines, command terms, and resources for practical and reporting skills.
4
Terence Tao Research
terrytao.wordpress.comAlso covers course and technology · same kind of website
Terence Tao shares research updates, expository papers, open problem discussions, and other mathematics topics on this page.
5
Full Stack Deep Learning
fullstackdeeplearning.comAlso covers course and technology · same kind of website
Full Stack Deep Learning shares news, community resources, and courses for people who build products using AI.
6
SmartCockpit
smartcockpit.comAlso covers course and technology · same kind of website
The SmartCockpit site provides an online aviation library with quizzes, news, and reference material.
7
HyperPhysics
hyperphysics.phy-astr.gsu.edu/hbaseAlso covers course and technology · same kind of website
HyperPhysics presents a concept reference with indexes for videos, demos, class materials, papers, and connections to chemistry, geophysics, and biology.
8
Also covers course and technology · same kind of website · free
The AoPS Alcumus system provides free online mathematics learning materials from Art of Problem Solving.
9
EMRap
emrap.org/hdAlso covers course and technology · same kind of website
EMRap provides medical education resources including courses, procedures, imaging, and videos.
10
PC Progress
pc-progress.comAlso covers course and technology · same kind of website
PC Progress provides website account and information resources for visitors and general users.
11
BatteryUniversity
batteryuniversity.com/articlesAlso covers course and technology · same kind of website
Battery University offers educational information about battery mechanics and basic battery concepts.
12
Easy Auscultation
easyauscultation.comAlso covers course and technology · same kind of website
Easy Auscultation offers lessons, quizzes, and guides for learning heart and lung sounds.
13
mathhelp
mathhelp.comAlso covers course and technology · same kind of website
Math Help Online offers test-prep courses and tutoring for placement tests, teacher certification exams and other math courses.
14
Stop the Bleed
stopthebleed.org/get-trainedAlso covers course and technology · same kind of website
Stop the Bleed offers American College of Surgeons training to help people learn to control bleeding.
15
TCCC
tccc.org.ua/enAlso covers course and technology · same kind of website
TCCC provides a military medical training program and accepts support for its project.
16
Math and Science Lectures
github.com/Developer-Y/math-science-video-lect…Also covers course and technology
This GitHub collection lists science and math courses with video lectures, including physics courses such as classical mechanics and electricity.
17
Also covers technology · same kind of website · free
MathNet lets users browse and search more than 30,000 Olympiad-level problems from 47 countries in 17 languages.
18
NPTEL
nptel.ac.in/coursesAlso covers technology · same kind of website
NPTEL provides online course materials, including aerospace engineering instruction.
19
DataScientistJourney
datascientistjourney.wordpress.com/category/da…Also covers technology · same kind of website
The Open Source Data Science Masters site shares reflections and materials from a six-month data science study program.
20
Also covers technology · free
The Hugging Face LLM Course teaches large language model concepts through documentation and related learning resources.
21
OpenFOAM
openfoam.orgAlso covers technology · same kind of website
OpenFOAM publishes news and access to its computational fluid dynamics software, including release and patch notes.
22
Sciencenotes
sciencenotes.orgAlso covers technology · same kind of website
Science Notes publishes updates about periodic tables and science projects.
23
Andy Math
andymath.comAlso covers technology · same kind of website
AndyMath offers high-school math notes, practice problems, videos and helpful hints.
24
New Data Scientist
newdatascientist.blogspot.comAlso covers technology · same kind of website
The Aspirational Data Scientist blog publishes data science commentary, course reviews, and career posts.
No alternatives match this filter.
Alternatives to similar tools
MathNet24 alternativesEMRap24 alternativesHugging Face Diffusion Models Course24 alternativesMath and Science Lectures24 alternativesDataScientistJourney24 alternativesOpen Logic Project24 alternatives
What is the best alternative to Evan Chen?
Based on features, tags and platforms, the closest alternatives to Evan Chen are Open Logic Project, Hugging Face Diffusion Models Course, and BioNinja.
Is there a free alternative to Evan Chen?
Yes. AoPS Alcumus, MathNet, and Hugging Face LLM Course are free or offer a free plan.
Are there open-source alternatives to Evan Chen?
Yes: Hugging Face Diffusion Models Course.
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