# HackerTube Watch

> An unofficial, searchable edition of HackerTube: 6,454 YouTube talks, lectures and documentaries recommended on Hacker News since 2007, with the HN comments that vouched for each one.

An unofficial edition of HackerTube (hackertube.org), the YouTube alternative Andrej Karpathy built with Claude on 2026-10-31. Data: 6454 videos, 39834 labeled Hacker News comments (2007–2026), 150 topics in 16 areas. License ODC-By 1.0; credit HackerTube and the open-index/hacker-news dataset.

Inclusion rule: a video is listed if at least 3 different HN users linked it with at least 100 characters of commentary, in at least 3 different months. Score = distinct months with a recommendation + 0.5 × months with a strong recommendation.

## Key pages
- [What is HackerTube?](https://hackertube.page/what-is-hackertube): origin, method, how this edition differs
- [How the list is made](https://hackertube.page/how-it-works): the four rules, five labels, the score
- [HackerTube vs YouTube](https://hackertube.page/hackertube-vs-youtube)
- [Build your own](https://hackertube.page/build-your-own): the export files and how to reuse them
- [Best of Hacker News](https://hackertube.page/best): the 100 most recommended videos
- [Recent favorites](https://hackertube.page/recent), [Quiet favorites](https://hackertube.page/quiet-favorites), [Recommended 10+ years](https://hackertube.page/long-lived)
- [Topics](https://hackertube.page/topics), [Channels](https://hackertube.page/channels), [Formats](https://hackertube.page/types)
- [Data and license](https://hackertube.page/data)

## Topics
### Software Engineering & Languages (1604)
- [Programming language design](https://hackertube.page/topic/programming-language-design): 193 videos
- [Functional programming](https://hackertube.page/topic/functional-programming): 225 videos
- [C, C++, Rust, Go & systems languages](https://hackertube.page/topic/systems-programming-languages): 163 videos
- [Python, Ruby & scripting languages](https://hackertube.page/topic/scripting-languages): 120 videos
- [Web development](https://hackertube.page/topic/web-development): 160 videos
- [Software architecture & design](https://hackertube.page/topic/software-architecture-design): 177 videos
- [Software performance & optimization](https://hackertube.page/topic/software-performance): 123 videos
- [Compilers, interpreters & program analysis](https://hackertube.page/topic/compilers-interpreters): 98 videos
- [Testing, debugging & developer tools](https://hackertube.page/topic/testing-debugging-tools): 155 videos
- [Software practice, open source & careers](https://hackertube.page/topic/software-practice-careers): 154 videos
- [Software (other)](https://hackertube.page/topic/software-other): 36 videos
### Systems, Networks & Security (956)
- [Databases & storage](https://hackertube.page/topic/databases-storage): 72 videos
- [Distributed systems](https://hackertube.page/topic/distributed-systems): 81 videos
- [Operating systems & kernels](https://hackertube.page/topic/operating-systems): 111 videos
- [Linux & open-source ecosystems](https://hackertube.page/topic/linux-open-source-os): 94 videos
- [Networking & internet infrastructure](https://hackertube.page/topic/networking-internet): 78 videos
- [Cloud, DevOps & reliability](https://hackertube.page/topic/cloud-devops-sre): 89 videos
- [Security & hacking](https://hackertube.page/topic/security-hacking): 192 videos
- [Cryptography](https://hackertube.page/topic/cryptography): 90 videos
- [Privacy, surveillance & cybercrime](https://hackertube.page/topic/privacy-surveillance): 146 videos
- [Systems & security (other)](https://hackertube.page/topic/systems-other): 3 videos
### AI, Machine Learning & Data (718)
- [Machine learning & deep learning](https://hackertube.page/topic/machine-learning): 131 videos
- [LLMs & generative AI](https://hackertube.page/topic/llms-generative-ai): 108 videos
- [AI safety, AGI & impact](https://hackertube.page/topic/ai-safety-impact): 77 videos
- [Robotics](https://hackertube.page/topic/robotics): 102 videos
- [Self-driving & autonomous vehicles](https://hackertube.page/topic/self-driving-cars): 69 videos
- [Computer vision, speech & NLP](https://hackertube.page/topic/computer-vision-speech): 93 videos
- [Data science & statistics](https://hackertube.page/topic/data-science-statistics): 56 videos
- [Data visualization & information design](https://hackertube.page/topic/data-visualization): 53 videos
- [AI & data (other)](https://hackertube.page/topic/ai-data-other): 29 videos
### Mathematics & Theoretical CS (479)
- [Algorithms & data structures](https://hackertube.page/topic/algorithms-data-structures): 60 videos
- [Computability & complexity theory](https://hackertube.page/topic/computational-theory): 34 videos
- [Quantum computing](https://hackertube.page/topic/quantum-computing): 11 videos
- [Pure mathematics](https://hackertube.page/topic/pure-mathematics): 97 videos
- [Probability & game theory](https://hackertube.page/topic/probability-game-theory): 52 videos
- [Recreational & visual math](https://hackertube.page/topic/recreational-math): 141 videos
- [Logic & formal methods](https://hackertube.page/topic/logic-formal-methods): 33 videos
- [Information theory & signal processing](https://hackertube.page/topic/information-theory): 43 videos
- [Math & theory (other)](https://hackertube.page/topic/math-theory-other): 8 videos
### Hardware & Electronics (769)
- [Computer architecture & CPUs](https://hackertube.page/topic/computer-architecture): 148 videos
- [Semiconductors & chip manufacturing](https://hackertube.page/topic/semiconductors-manufacturing): 47 videos
- [Electronics & circuit design](https://hackertube.page/topic/electronics-circuits): 107 videos
- [Embedded systems & DIY electronics](https://hackertube.page/topic/embedded-diy-electronics): 92 videos
- [Repair, teardowns & right to repair](https://hackertube.page/topic/repair-teardown): 80 videos
- [Consumer devices & gadgets](https://hackertube.page/topic/consumer-devices): 199 videos
- [Audio & video engineering](https://hackertube.page/topic/audio-video-engineering): 76 videos
- [Hardware (other)](https://hackertube.page/topic/hardware-other): 20 videos
### Computing History & Culture (1295)
- [History of computing](https://hackertube.page/topic/history-of-computing): 231 videos
- [GUI, HCI & interface history](https://hackertube.page/topic/gui-hci-history): 110 videos
- [Hacker culture & free software](https://hackertube.page/topic/hacker-culture-free-software): 58 videos
- [Demoscene & retrocomputing](https://hackertube.page/topic/demoscene-retrocomputing): 136 videos
- [Internet culture & memes](https://hackertube.page/topic/internet-culture): 170 videos
- [Tech pioneers & interviews](https://hackertube.page/topic/tech-figures-interviews): 369 videos
- [Tech company stories & documentaries](https://hackertube.page/topic/tech-company-stories): 204 videos
- [Computing culture (other)](https://hackertube.page/topic/computing-history-other): 17 videos
### Design, Graphics & Visual Media (501)
- [UX & UI design](https://hackertube.page/topic/ux-ui-design): 75 videos
- [Product & industrial design](https://hackertube.page/topic/product-industrial-design): 37 videos
- [Graphic design & typography](https://hackertube.page/topic/graphic-design-typography): 38 videos
- [Computer graphics & rendering](https://hackertube.page/topic/computer-graphics-rendering): 114 videos
- [Creative coding & generative art](https://hackertube.page/topic/creative-coding-generative-art): 63 videos
- [Animation & visual effects](https://hackertube.page/topic/animation-vfx): 83 videos
- [Filmmaking & video production](https://hackertube.page/topic/film-video-production): 39 videos
- [VR, AR & spatial computing](https://hackertube.page/topic/vr-ar-spatial): 49 videos
- [Design & graphics (other)](https://hackertube.page/topic/design-graphics-other): 3 videos
### Business, Startups & Economics (787)
- [Startups & entrepreneurship](https://hackertube.page/topic/startups-entrepreneurship): 121 videos
- [Product, marketing & sales](https://hackertube.page/topic/product-growth-marketing): 81 videos
- [Management, leadership & organizations](https://hackertube.page/topic/management-leadership): 79 videos
- [Tech industry & business models](https://hackertube.page/topic/tech-industry-business): 114 videos
- [Investing & personal finance](https://hackertube.page/topic/investing-personal-finance): 75 videos
- [Macroeconomics & financial crises](https://hackertube.page/topic/macroeconomics): 90 videos
- [Microeconomics & behavioral economics](https://hackertube.page/topic/microeconomics-behavioral): 85 videos
- [Labor, work & inequality](https://hackertube.page/topic/labor-work-wealth): 92 videos
- [Business & economics (other)](https://hackertube.page/topic/business-economics-other): 50 videos
### Politics, History & Society (1425)
- [US politics & elections](https://hackertube.page/topic/us-politics): 187 videos
- [Geopolitics & foreign policy](https://hackertube.page/topic/geopolitics-foreign-policy): 144 videos
- [Law, policing & justice](https://hackertube.page/topic/law-policing-justice): 188 videos
- [Free speech, censorship & civil liberties](https://hackertube.page/topic/free-speech-censorship): 104 videos
- [World history](https://hackertube.page/topic/world-history): 147 videos
- [Military history & warfare](https://hackertube.page/topic/military-warfare): 121 videos
- [Social issues & culture](https://hackertube.page/topic/social-issues-culture): 168 videos
- [Media, journalism & propaganda](https://hackertube.page/topic/media-journalism): 334 videos
- [Politics & history (other)](https://hackertube.page/topic/politics-history-other): 32 videos
### Physics, Space & Chemistry (768)
- [Fundamental physics](https://hackertube.page/topic/fundamental-physics): 164 videos
- [Quantum physics](https://hackertube.page/topic/quantum-physics): 57 videos
- [Cosmology & astrophysics](https://hackertube.page/topic/cosmology-astrophysics): 108 videos
- [Space exploration & spaceflight](https://hackertube.page/topic/space-exploration): 164 videos
- [Chemistry](https://hackertube.page/topic/chemistry): 56 videos
- [Materials science](https://hackertube.page/topic/materials-science): 42 videos
- [Everyday physics & science demos](https://hackertube.page/topic/everyday-physics-demos): 166 videos
- [Physics & space (other)](https://hackertube.page/topic/physics-space-other): 11 videos
### Life Sciences, Mind & Health (827)
- [Neuroscience & the brain](https://hackertube.page/topic/neuroscience-brain): 92 videos
- [Psychology & human behavior](https://hackertube.page/topic/psychology-behavior): 166 videos
- [Mental health & neurodiversity](https://hackertube.page/topic/mental-health-neurodiversity): 46 videos
- [Consciousness & cognition](https://hackertube.page/topic/consciousness-mind): 60 videos
- [Evolution & genetics](https://hackertube.page/topic/evolution-genetics): 57 videos
- [Biology & biotechnology](https://hackertube.page/topic/biology-biotech): 82 videos
- [Medicine & infectious disease](https://hackertube.page/topic/medicine-disease): 141 videos
- [Nutrition & diet science](https://hackertube.page/topic/nutrition-diet): 67 videos
- [Fitness, sleep & longevity](https://hackertube.page/topic/fitness-sleep-longevity): 51 videos
- [Animals & nature](https://hackertube.page/topic/animals-nature): 61 videos
- [Life sciences (other)](https://hackertube.page/topic/life-sciences-other): 4 videos
### Earth, Energy & Environment (448)
- [Climate science & climate change](https://hackertube.page/topic/climate-science): 26 videos
- [Climate policy, solutions & debate](https://hackertube.page/topic/climate-debate-policy): 67 videos
- [Nuclear power & fusion](https://hackertube.page/topic/nuclear-energy): 51 videos
- [Renewables, batteries & storage](https://hackertube.page/topic/renewables-storage): 89 videos
- [Power grid, heating & buildings](https://hackertube.page/topic/power-grid-heating): 68 videos
- [Geology & earth science](https://hackertube.page/topic/geology-earth-science): 31 videos
- [Environment, agriculture & food systems](https://hackertube.page/topic/environment-agriculture): 104 videos
- [Earth & energy (other)](https://hackertube.page/topic/earth-energy-other): 12 videos
### Engineering, Transport & Making (994)
- [Aviation & aerospace engineering](https://hackertube.page/topic/aviation): 124 videos
- [Cars, EVs & motorcycles](https://hackertube.page/topic/automotive-ev): 171 videos
- [Transit, cities & urban planning](https://hackertube.page/topic/transit-urbanism): 174 videos
- [Civil engineering & construction](https://hackertube.page/topic/civil-engineering-construction): 70 videos
- [Mechanical & precision engineering](https://hackertube.page/topic/mechanical-engineering): 141 videos
- [Manufacturing & industrial processes](https://hackertube.page/topic/manufacturing-industry): 69 videos
- [Woodworking, metalworking & workshop skills](https://hackertube.page/topic/making-woodworking-metalwork): 34 videos
- [3D printing, CNC & maker projects](https://hackertube.page/topic/3d-printing-cnc): 58 videos
- [Home, DIY & practical skills](https://hackertube.page/topic/home-diy-repair): 61 videos
- [Cooking & food](https://hackertube.page/topic/cooking-food): 41 videos
- [Ships, submarines & maritime](https://hackertube.page/topic/ships-ocean): 24 videos
- [Engineering & making (other)](https://hackertube.page/topic/engineering-making-other): 27 videos
### Games & Game Development (503)
- [Game design](https://hackertube.page/topic/game-design): 65 videos
- [Game programming & engines](https://hackertube.page/topic/game-programming-engines): 118 videos
- [Indie game development](https://hackertube.page/topic/indie-game-development): 38 videos
- [Game history & retro gaming](https://hackertube.page/topic/game-history-retro): 106 videos
- [Gaming culture & analysis](https://hackertube.page/topic/gaming-culture): 92 videos
- [Speedrunning, glitches & game hacking](https://hackertube.page/topic/speedrunning-glitches): 47 videos
- [Chess, board games & puzzles](https://hackertube.page/topic/chess-board-games): 27 videos
- [Games (other)](https://hackertube.page/topic/games-other): 10 videos
### Arts, Comedy, Music & Film (1731)
- [Stand-up & sketch comedy](https://hackertube.page/topic/standup-sketch-comedy): 244 videos
- [Satire & parody](https://hackertube.page/topic/satire-parody): 362 videos
- [Music performance & songs](https://hackertube.page/topic/music-performance): 239 videos
- [Music theory, synthesis & production](https://hackertube.page/topic/music-theory-production): 103 videos
- [Film & TV clips](https://hackertube.page/topic/film-tv-clips): 310 videos
- [Film analysis & criticism](https://hackertube.page/topic/film-criticism-analysis): 39 videos
- [Documentaries & storytelling](https://hackertube.page/topic/documentaries-storytelling): 202 videos
- [Literature & writing craft](https://hackertube.page/topic/literature-writing): 43 videos
- [Visual arts, photography & architecture](https://hackertube.page/topic/visual-arts): 42 videos
- [Sports & athletics](https://hackertube.page/topic/sports-athletics): 38 videos
- [Magic, puzzles & curiosities](https://hackertube.page/topic/magic-performance-oddities): 34 videos
- [Arts & entertainment (other)](https://hackertube.page/topic/arts-entertainment-other): 75 videos
### Ideas, Learning & Language (782)
- [Education & learning](https://hackertube.page/topic/education-learning): 73 videos
- [University lectures & courses](https://hackertube.page/topic/university-lectures): 127 videos
- [Philosophy & ethics](https://hackertube.page/topic/philosophy-ethics): 98 videos
- [Religion, belief & skepticism](https://hackertube.page/topic/religion-belief): 45 videos
- [Language & linguistics](https://hackertube.page/topic/language-linguistics): 84 videos
- [Productivity & self-improvement](https://hackertube.page/topic/productivity-self-improvement): 95 videos
- [Futurism & technology and society](https://hackertube.page/topic/futurism-technology-society): 116 videos
- [Scientific method & science communication](https://hackertube.page/topic/science-method-communication): 127 videos
- [Ideas & learning (other)](https://hackertube.page/topic/ideas-education-other): 17 videos

## Top 25 videos
1. [Vectors | Chapter 1, Essence of linear algebra](https://hackertube.page/watch/fNk_zzaMoSs) — 3Blue1Brown. HN's go-to recommendation for learning linear algebra intuition, repeatedly credited with making concepts click and complementing textbooks.
2. [Ruby Conf 12 - Y Not- Adventures in Functional Programming by Jim Weirich](https://hackertube.page/watch/FITJMJjASUs) — Confreaks. HN recommends it repeatedly as one of the best and most entertaining programming talks, and as the talk that makes the Y combinator click, even for people who do not use Ruby.
3. [Indistinguishable From Magic: Manufacturing Modern Computer Chips](https://hackertube.page/watch/NGFhc8R_uO4) — Andor Gafotas. HN repeatedly calls it the best in-depth introduction to IC manufacturing, a sense-of-awe talk by an independent engineer, while wishing for an updated version.
4. [How to Speak](https://hackertube.page/watch/Unzc731iCUY) — MIT OpenCourseWare. HN treats it as the canonical, near-universally recommended lecture on giving talks and presentations.
5. [The spelled-out intro to neural networks and backpropagation: building micrograd](https://hackertube.page/watch/VMj-3S1tku0) — Andrej Karpathy. HN treats it as the best starting point for really understanding backprop and neural nets, because Karpathy explains the why with intuition and builds everything in code.
6. [8 Bit & '8 Bitish' Graphics-Outside the Box](https://hackertube.page/watch/aMcJ1Jvtef0) — GDC Festival of Gaming. HN repeatedly recommends it as a master class in limited-palette pixel art and palette cycling, from an artist behind Loom and Monkey Island.
7. [How Python was Shaped by leaky Internals, Armin Ronacher, Flask framework](https://hackertube.page/watch/qCGofLIzX6g) — Видео с мероприятий {speach!. It is HN's standard answer to why Python cannot easily get much faster, and is recommended by people who work on JITs and alternative runtimes.
8. [AT&T Archives: Similiarities of Wave Behavior (Bonus Edition)](https://hackertube.page/watch/DovunOxlY1k) — AT&T Tech Channel. HN repeatedly calls it the clearest introduction to waves and transmission-line behavior, better than modern explainers.
9. [In Search Of A Flat Earth](https://hackertube.page/watch/JTfhYyTuT44) — Folding Ideas. HN treats it as the definitive, compassionate documentary on why people fall into conspiracy theories.
10. [1. Introduction to Human Behavioral Biology](https://hackertube.page/watch/NNnIGh9g6fA) — Stanford. One of the most consistently recommended lecture series on HN, praised as fascinating, funny and eye-opening about human behavior across many scales.
11. [How The Economic Machine Works by Ray Dalio](https://hackertube.page/watch/PHe0bXAIuk0) — Principles by Ray Dalio. HN repeatedly recommends it as the best layperson overview of debt, credit and economic cycles.
12. [RailsConf 2014 - All the Little Things by Sandi Metz](https://hackertube.page/watch/8bZh5LMaSmE) — Confreaks. HN treats it as a top-tier programming talk for learning refactoring and for the wrong-abstraction principle, recommended repeatedly over a decade.
13. [But what is the Fourier Transform?  A visual introduction.](https://hackertube.page/watch/spUNpyF58BY) — 3Blue1Brown. HN's default recommendation for understanding the Fourier transform intuitively; many say it was the explanation that made it click.
14. [Around The Corner - How Differential Steering Works (1937)](https://hackertube.page/watch/yYAw79386WI) — US Auto Industry. Held up as a marvel of pedagogy and the best explanation of differentials, recommended again and again.
15. [The Soul of Erlang and Elixir • Sasa Juric • GOTO 2019](https://hackertube.page/watch/JvBT4XBdoUE) — GOTO Conferences. It is HN's favorite pitch for Elixir and the BEAM, credited with convincing many people to adopt them.
16. [Essential Ideas for Parents](https://hackertube.page/watch/SCAGc-rkIfo) — Jason Salotti. Repeatedly called the best way to understand ADHD, and recommended to anyone before commenting on it.
17. ["Simple Made Easy" - Rich Hickey (2011)](https://hackertube.page/watch/SxdOUGdseq4) — Strange Loop Conference. HN treats it as the canonical talk on software complexity, shared constantly and recommended to every programmer regardless of language.
18. [The Quantum Conspiracy: What Popularizers of QM Don't Want You to Know](https://hackertube.page/watch/dEaecUuEqfc) — Google TechTalks. HN commenters repeatedly recommend it as the talk that finally made quantum mechanics click, especially for programmers.
19. [Try to Rule Fairly and You'll Be Overthrown](https://hackertube.page/watch/rStL7niR7gs) — CGP Grey. HN treats it as the standard short summary of how power and political incentives work, applied to governments, companies and workplaces.
20. [LEADERSHIP LAB: The Craft of Writing Effectively](https://hackertube.page/watch/vtIzMaLkCaM) — UChicago Social Sciences. HN users repeatedly say it changed how they think about writing, calling it a masterclass useful far beyond academia.
21. [What the heck is the event loop anyway? | Philip Roberts | JSConf EU](https://hackertube.page/watch/8aGhZQkoFbQ) — JSConf. HN commenters repeatedly name it as the best explanation of the JS event loop and the first thing to watch before tackling async code.
22. [But what is a neural network? | Deep learning chapter 1](https://hackertube.page/watch/aircAruvnKk) — 3Blue1Brown. HN treats it as the standard first stop for learning neural networks, praised for making the math intuitive.
23. [A Better Default Colormap for Matplotlib | SciPy 2015 | Nathaniel Smith and Stéfan van der Walt](https://hackertube.page/watch/xAoljeRJ3lU) — Enthought. HN's go-to recommendation for colormap and color-perception questions; commenters call it funny, brief, clear and a favorite talk.
24. [George Lakoff: Moral Politics](https://hackertube.page/watch/5f9R9MtkpqM) — University of California Television (UCTV). HN commenters repeatedly say it changed how they hear political speech and recommend it for understanding why opponents are not simply stupid.
25. [Heat Pumps: the Future of Home Heating](https://hackertube.page/watch/7J52mDjZzto) — Technology Connections. HN's default recommendation for a friendly, thorough introduction to heat pumps and why they are so efficient.

Video page URL pattern: https://hackertube.page/watch/<youtube-id>. Each video page contains the HN comments (author, month, stance, link to thread), the recommendation record by year, similar videos and "the same HN people also recommend".