1
VittaScience
en.vittascience.com/codeAlso covers technology · same kind of website
Vittascience offers an online coding environment for learning with Arduino, micro:bit, STM32 and other hardware platforms.
Alternatives
The Best HDLBits Alternatives in 2026
24 alternatives0 free · 1 open source
Looking for something like HDLBits? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 1 are open source.
HDLBits provides Verilog practice exercises for learning hardware description and digital logic.
Top picks at a glance
First suggestionVittaScienceVittascience offers an online coding environment for…Open source option100-Days-Of-ML-CodeFollow a 100-day sequence of machine-learning coding…Another optionOpen Logic ProjectThe Open Logic Project collects teaching materials and…
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | VittaScience | — | Not stated | Web |
| 2 | Open Logic Project | — | Not stated | Web |
| 3 | 100-Days-Of-ML-Code | — | Yes | — |
| 4 | Flipped Mastery | — | Not stated | iOS, Web |
| 5 | Artificial Intelligence: A Modern Approach | — | Not stated | Web |
| 6 | Andy Math | — | Not stated | Web |
| 7 | Humanity's Last Machine | — | Not stated | Web |
| 8 | FlowingData | — | Not stated | Web |
| 9 | Emergency Medicine Cases | — | Not stated | Web |
| 10 | Full Stack Deep Learning | — | Not stated | Web |
All HDLBits alternatives
2
Open Logic Project
openlogicproject.orgAlso covers technology · same kind of website
The Open Logic Project collects teaching materials and resources about logic.
3
Also covers technology · open source
Follow a 100-day sequence of machine-learning coding exercises in this repository.
4
Flipped Mastery
flippedmath.comAlso covers technology · same kind of website
Flipped Mastery provides math videos and practice for teachers and students using a flipped classroom.
5
Artificial Intelligence: A Modern Approach
aima.cs.berkeley.eduAlso covers technology · same kind of website
The Artificial Intelligence: A Modern Approach textbook site includes courses, exercises, and related resources.
6
Andy Math
andymath.comAlso covers technology · same kind of website
AndyMath offers high-school math notes, practice problems, videos and helpful hints.
7
Humanity's Last Machine
humanityslastmachine.comAlso covers technology · same kind of website
Humanity's Last Machine explains humanoid robotics hardware and related technologies in an illustrated article.
8
FlowingData
flowingdata.comAlso covers technology · same kind of website
FlowingData publishes articles, projects, and learning resources about data visualization and statistics.
9
Emergency Medicine Cases
emergencymedicinecases.comAlso covers technology · same kind of website
Emergency Medicine Cases publishes free online medical education cases and clinical learning resources.
10
Full Stack Deep Learning
fullstackdeeplearning.comAlso covers technology · same kind of website
Full Stack Deep Learning shares news, community resources, and courses for people who build products using AI.
11
Easy Auscultation
easyauscultation.comAlso covers technology · same kind of website
Easy Auscultation offers lessons, quizzes, and guides for learning heart and lung sounds.
12
oPhysics
ophysics.com/index.htmlAlso covers technology · same kind of website
Visitors can choose from interactive simulations on oPhysics to explore and learn about physics topics.
13
TheAlgorithms
the-algorithms.comAlso covers technology · same kind of website
Learn data structures and algorithms through open-source implementations in multiple programming languages.
14
The Algorithms - C++
thealgorithms.github.io/C-Plus-PlusAlso covers technology · same kind of website
Study algorithms implemented in C++ through this open-source learning repository.
15
Curriculum via Metro map
nirvacana.com/thoughts/2013/07/08/becoming-a-d…Also covers technology · same kind of website
This article maps a possible curriculum for becoming a data scientist and discusses where to begin learning the field.
16
DermNet®
dermnetnz.orgAlso covers technology · same kind of website
DermNet provides dermatology topics, images, cases, and a skin checker for learning about skin conditions.
17
Stop the Bleed
stopthebleed.org/get-trainedAlso covers technology · same kind of website
Stop the Bleed offers American College of Surgeons training to help people learn to control bleeding.
18
Web Dev / Programming YouTube Channels
rentry.co/cozqrAlso covers technology · same kind of website
Learn about coding and website creation from this curated list of YouTube channels.
19
fast.ai
fast.aiAlso covers technology · same kind of website
fast.ai shares lessons and resources focused on making deep learning more accessible to learners.
20
OpenIntro
openintro.orgAlso covers technology · same kind of website
OpenIntro creates educational materials designed to make learning more accessible.
21
QPaths
qpaths.deqart.comAlso covers technology · same kind of website
QPaths offers physics and science learning pathways for amateur and experienced learners and provides a community link.
22
iNaturalist
inaturalist.orgAlso covers technology · same kind of website
iNaturalist lets users record plant and animal observations, share them with others and learn about the natural world.
23
LibreTexts Engineering
eng.libretexts.org/BookshelvesAlso covers technology · same kind of website
LibreTexts Engineering collects curated texts that can be used directly or remixed into customized learning materials.
24
The Borr Project
borr.dev/mathAlso covers technology · same kind of website
The Borr Project provides pre-college mathematics resources and learning materials.
No alternatives match this filter.
Alternatives to similar tools
100-Days-Of-ML-Code24 alternativesFlowingData24 alternativesTheAlgorithms24 alternativesWeb Dev / Programming YouTube Channels24 alternativesOpen Logic Project24 alternativesFlipped Mastery24 alternatives
What is the best alternative to HDLBits?
Based on features, tags and platforms, the closest alternatives to HDLBits are VittaScience, Open Logic Project, and 100-Days-Of-ML-Code.
Are there open-source alternatives to HDLBits?
Yes: 100-Days-Of-ML-Code.
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