Cooking added a pick
New
An online culinary school with structured certificate courses. Closest thing to professional training at home.
Advanced picks
Specialist material for people already working in the field. 92 picks across all topics (75 free), newest first.
92 picks
Personal Finance added a pick
New
NYU's valuation professor shares courses, data, and spreadsheets free. The gold standard on valuation.
Personal Finance added a pick
New
A deep, data-heavy series on retirement withdrawal rates. For people planning decades ahead.
Public Speaking added a pick
New
A huge archive of great speeches with audio and transcripts. Study how the best build an argument.
Public Speaking added a pick
New
BYU's encyclopedia of rhetorical devices and figures. The classical toolkit, clearly organized.
Video Editing added a pick
New
Intensive motion design courses for After Effects and Cinema 4D. Demanding and well regarded.
Writing added a pick
New
Real query letters critiqued bluntly by a literary agent. Read the archive before writing yours.
Writing added a pick
New
The editor's reference for style and usage. Worth subscribing if you write or edit professionally.
The Chicago Manual of Style Online (opens provider site in a new tab)
The Chicago Manual of Style
Data Science added a pick
New
The A/B testing reference from Microsoft, Google, and LinkedIn veterans. Essential for product analysts.
Graphic Design added a pick
New
If you want to design typefaces yourself, Glyphs' free tutorials are the clearest starting point.
Guitar added a pick
New
Accredited courses and degrees in guitar, theory, and production. The serious formal path.
Photography added a pick
New
Essays on master photographers and their methods. Builds visual literacy beyond technique.
Photography added a pick
New
Contemporary photography from around the world. Keeps your sense of what's possible current.
Product Management added a pick
New
Programs from senior operators on growth, retention, and strategy. Expensive, but dense.
Sales added a pick
New
The qualification framework enterprise teams use to forecast deals. Learn its vocabulary before joining one.
SQL & Databases added a pick
New
Alex Petrov on storage engines and distributed algorithms. A natural companion to CMU 15-445.
Startup Founding added a pick
New
Scaling from ten to a thousand people: executives, boards, and M&A. For after product-market fit.
Statistics added a pick
New
Hernán and Robins' standard text on causal inference from observational data. Free to download.
Deep Learning added a pick
New
Long, carefully referenced surveys of attention, diffusion, and agents. Better than most review papers.
Japanese added a pick
New
JLPT N1–N2 grammar and vocabulary taught in Japanese. Demanding and very effective.
Japanese added a pick
New
Thousands of public-domain Japanese literary works, free. The ultimate advanced reading library.
Machine Learning added a pick
New
The Bayesian classic. Heavy going, but the most complete probabilistic treatment of ML.
Machine Learning added a pick
New
Real problems and public leaderboards. Read the winners' write-ups after every competition.
Mandarin added a pick
New
Official test information and registration. HSK levels give clear long-term milestones.
HSK — Chinese Proficiency Test (opens provider site in a new tab)
Mandarin added a pick
New
Classical Chinese texts with translations and dictionary tools. For learners heading toward literature.
Chinese Text Project (opens provider site in a new tab)
Chinese Text Project
Mandarin added a pick
New
China's main video platform, with native content in every niche. Where listening meets real life.
Product Design added a pick
New
Microsoft's methods and toolkit. Reframes accessibility as a source of better products.
Product Design added a pick
New
Large-scale e-commerce UX research. The free articles alone improve most checkout flows.
Baymard Institute research (opens provider site in a new tab)
UI/UX Design added a pick
New
How to build common interface components accessibly, pattern by pattern. For designers close to code.
UI/UX Design added a pick
New
A pattern library in book form: navigation, forms, data display. A reference you'll keep returning to.
Data Structures & Algorithms added a pick
New
Antti Laaksonen's concise handbook. The gateway into competitive programming.
Data Structures & Algorithms added a pick
New
Three hundred carefully ordered problems. Finishing the early sections is serious evidence of skill.
French added a pick
New
A trusted monolingual dictionary. French-only definitions accelerate real fluency.
French added a pick
New
Franco-German public broadcaster with superb documentaries, many free with French subtitles.
Go (Golang) added a pick
New
Catalogs subtle bugs experienced Go developers still write. Reading it prevents real outages.
Spanish added a pick
New
The official proficiency certificate, with sample papers. A concrete goal for serious learners.
DELE exams (Instituto Cervantes) (opens provider site in a new tab)
Spanish added a pick
New
Spain's public TV and radio, free online. Series and documentaries for immersion.
Digital Marketing added a pick
New
The clearest method for product positioning. Most marketing problems are positioning problems first.
Digital Marketing added a pick
New
Blunt, data-driven writing on analytics and measuring what matters. Still very relevant.
iOS & Swift added a pick
New
The best books on Swift internals and SwiftUI's layout model. Worth it once you ship regularly.
Python added a pick
New
Async Python confuses almost everyone. The official docs are the least-wrong place to learn it properly.
Rust added a pick
New
Declarative macros demystified. Makes macro-heavy crates readable instead of magic.
The Little Book of Rust Macros (opens provider site in a new tab)
The Little Book of Rust Macros
Rust added a pick
New
Mara Bos on memory ordering, atomics, and building your own locks. Clear on a notoriously hard topic.
Sales added a pick
New
Frameworks for recurring-revenue sales teams, from the bowtie model to SPICED discovery.
Cooking added a pick
New
The deep science of cooking, lavishly documented. The free articles alone are an education.
JavaScript added a pick
New
Engine engineers explaining how JavaScript is really optimized. Changes how you think about performance.
Product Management added a pick
New
Amazon's PR/FAQ and narrative memos explained by insiders. Useful templates for senior PMs.
Startup Founding added a pick
New
The definitive guide to options and equity. Read it before issuing your first grant.
Web Development added a pick
New
Ilya Grigorik on TCP, TLS, HTTP/2, and WebSockets — the layer most web developers never learn.
Graphic Design added a pick
New
Project write-ups from one of the world's leading studios. Study how briefs become identity systems.
Personal Finance added a pick
New
MIT's full finance theory course with video lectures. Rigorous grounding in valuation and risk.
Python added a pick
New
Short videos on Python's sharp edges — mutable defaults, descriptors, performance traps. Dense and precise.
Statistics added a pick
Gelman, Hill, and Vehtari on regression done carefully. Practical, skeptical, and free to download.
Video Editing added a pick
Professional colorist training and tutorials. The place to go deep on grading.
Writing added a pick
Clear, honest advice on publishing, agents, and author platforms. Essential before you query.
Data Science added a pick
Causal inference for people who need answers, not correlations. Free online and very readable.
Data Science added a pick
A free cohort course on pipelines, warehouses, and orchestration. Where analysis meets infrastructure.
Data Engineering Zoomcamp (opens provider site in a new tab)
DataTalks.Club
Guitar added a pick
Ear training, harmony, and song analysis from a producer and educator. Deep musicianship.
Deep Learning added a pick
The modern textbook: clear figures, current architectures, and free. Our pick over older references.
Machine Learning added a pick
MLOps done properly: testing, versioning, serving, and monitoring models in production.
Product Design added a pick
Figma's publication on building and scaling design systems, with case studies from large teams.
Data Structures & Algorithms added a pick
Skiena's practical catalogue of problems and war stories. The book for applying algorithms at work.
French added a pick
Thoughtful French radio on ideas, history, and science. Demanding, rewarding listening.
Spanish added a pick
Award-winning Latin American narrative journalism, with transcripts. Superb advanced listening.
Spanish added a pick
The official monolingual dictionary. Switching to Spanish-only definitions is a real milestone.
Diccionario de la lengua española (RAE) (opens provider site in a new tab)
iOS & Swift added a pick
Why each language feature exists, argued in public. Great for understanding design trade-offs.
Product Management added a pick
Ben Thompson's analysis of tech strategy and business models. Sharpens how you think about markets.
Startup Founding added a pick
The standard seed documents, with explanations. Understand them before you sign one.
Statistics added a pick
McElreath's Bayesian course changes how you think about models and causation. Lectures free.
UI/UX Design added a pick
Patterns tested with millions of real users, with research notes. A masterclass in accessible design.
Photography added a pick
Work and essays from the legendary cooperative. Study how masters build stories in pictures.
Deep Learning added a pick
The foundational textbook. Parts are dated, but its math chapters remain a reference.
Machine Learning added a pick
ISL's demanding older sibling. The reference for the mathematics of classical ML.
Data Structures & Algorithms added a pick
A full university textbook, free. Exceptionally clear on recursion, dynamic programming, and graphs.
Go (Golang) added a pick
What's actually guaranteed when goroutines share data. Essential before writing lock-free code.
Go (Golang) added a pick
Short enough to read in an afternoon — rare for a language spec, and worth doing once.
iOS & Swift added a pick
Deep episodes on functional Swift and The Composable Architecture. Opinionated and rigorous.
JavaScript added a pick
The spec itself. Useless as a tutorial, invaluable when you need the definitive answer.
ECMAScript Language Specification (opens provider site in a new tab)
TC39 / Ecma International
Rust added a pick
The dark arts of unsafe Rust. Read it before writing any unsafe block you intend to ship.
Web Development added a pick
Accessibility is a legal and moral baseline. This is the filterable version of the actual standard.
How to Meet WCAG (Quick Reference) (opens provider site in a new tab)
W3C Web Accessibility Initiative
Python added a pick
How CPython is built and changed. Read it to understand the language — or to contribute to it.
SQL & Databases added a pick
Kleppmann's modern classic on replication, partitioning, and consistency. Changes how you design systems.
iOS & Swift added a pick
async/await, actors, and tasks. Required reading before enabling Swift 6's strict concurrency checks.
Rust added a pick
The natural next book after The Book: API design, unsafe code, and ecosystem conventions.
Web Development added a pick
Core Web Vitals, loading strategy, and images, from the team that defines the metrics.
SQL & Databases added a pick
Andy Pavlo on storage, indexing, and transactions inside a database. Lectures are free online.
CMU 15-445/645: Database Systems (opens provider site in a new tab)
Carnegie Mellon University
Deep Learning added a pick
Stanford's legendary vision course. The assignments make you implement everything yourself.
Deep Learning added a pick
The standard NLP course, now centered on transformers and LLMs. Lectures are free online.
Go (Golang) added a pick
Essays on API design, error handling, and performance from a longtime Go contributor.
Rust added a pick
Long live-coding sessions on iterators, lifetimes, and async internals. Unmatched depth, zero fluff.
JavaScript added a pick
Design, rendering, and performance patterns for modern JavaScript apps, with clear diagrams.
Python added a pick
Domain-driven design, repositories, and event-driven architecture in practical Python. Rare and valuable.