► Documentaries
- ⭐ IHaveNoTV
- ⭐ DocumentaryArea / Remove Watermark (or use PIP)
- ⭐ Documentary+
- ⭐ 1337x Documentaries / Torrent
- LearnOutLoud
- Top Documentary Films
- Thought Maybe
- Media Burn Archive
- DocumentaryHeaven
- ARTE
- Documentary Network
- Documentary Storm
- Documentary Tube
- Rocumentaries
- WatchDocumentaries
- PBS
- Nat Geo
- Folkstreams
- Films For Action
- r/Documentaries
- Videoneat
- MVGroup
► Courses
▷ Streaming
- 🌐 Awesome Courses - Courses
- 🌐 Limnology - Educational YouTube Channels
- ↪️ Udemy Tools / Coupons
- ↪️ Chemistry Lessons
- ⭐ edX - Courses / Downloader
- ⭐ MitOpenCourseWare - Courses
- ⭐ Khan Academy - Courses / Downloader / Solver
- ⭐ Class Central - Search for Courses
- CourseBuffet or Course CSE - Multi-Site Course Search
- Git.ir - Courses
- OpenLearn - Courses
- Alison - Courses
- Saylor Academy - Courses
- EbookFoundation Courses - Courses
- OpenCulture - Courses
- DigitalGarage - Google Courses
- OpenHPI - Courses
- OLI - Courses
- LearnOutLoud - Documentaries / Courses
- Video Lectures - Lectures
- Gresham College - Lectures / YouTube
- Crash Course - Topic Crash Courses
▷ Downloading
- Note - Use redirect bypassers to skip annoying link shorteners.
- 🌐 Free-Courses-For-Everyone - Course Site Index
- ⭐ TutFlix - Courses / Drives / Sign-Up Opens Fridays
- ⭐ HackNation - Courses
- ⭐ tut4dl - Courses
- ⭐ Course Busters - Course Busters Access
- FreeCourseSite, 2 or Docspedia - Torrenting Sites / Use VPN
- FreeEducationWeb - Courses
- OneHack - Courses / Telegram
- technet24 - Courses
- AfraTafreeh - Courses
- learningDL - Courses / Leech Required
- LinkedIn_Learning - LinkedIn Courses
- CertCommunity - IT Cert Courses
► Learning Sites
- 🌐 Learn Anything - Learning Resource Search / Free Method / Discord / GitHub
- 🌐 Wakelet - Learning Resources
- 🌐 WISC - Learning Resources
- 🌐 OpenCulture - Learning Resources
- 🌐 OSSU - Learning Resources / Discord
- 🌐 The Free Learning List - Learning Resources
- 🌐 Awesome Educational Games - Educational Games Index
- ↪️ Ebook Sites
- ↪️ Quotes / Poetry
- ↪️ Survival / Prepping
- ↪️ Science News
- ⭐ r/coolguides or coolguid.es - Guides & Tutorials
- ⭐ r/educationalgifs - Learn with GIFs
- ⭐ r/explainlikeimfive - Have Anything Explained Very Simply
- ⭐ The Punctuation Guide - Punctuation Guide
- Basic Knowledge 101 - Knowledgebase / Topic Learning
- media.ccc.de - Educational Presentations
- Ted Talks - Inspiring and Educational Talks
- Stack Exchange or Quetre - Q&A Communities
- ISODN - International Science Olympiads Discord Community
- Learn About or Learning Coach - Google's Educational Search AIs
- AFAIK - Learning Map / Discord
- AnimaGraffs - Animated Infographs
- Memory Toys, Dual N-Back or BrainScale - Memory Tests / Training
- Information Is Beautiful or HalcyonMaps - Data / Information / Infographics / Visualizations
- HowStuffWorks or CoolMindMaps - Learn How Things Work
- Common Misconceptions - Common Misconception Index
- masterWiki - MasterClass Classes Republished as wikiHow Articles
- LitCharts - Literature Guides
- Appropedia - Sustainability Wiki
- British & Exotic Mineralogy - Mineralogy Database
- AirVectors or PlaneSpotters - Aircraft Indexes / Images
- ShipSpotting - Ship Index / Images
- HerbologyY - Herbology / Telegram
- Alchemy Forums - Alchemy Forum
- P2PU - Join Learning Groups Using Free Courses
▷ Skills / Hobbies
- ↪️ Typing Tests / Games
- Rookie Road - Sport Guides
- Make it Yourself - 1000 DIY Projects / Video
- Animated Knots or NetKnots - Learn to Tie Knots
- Ian's Shoelace Site - Learn to Tie Shoelaces
- Polymaker / Discord or Teaching Tech / GitHub - 3D Printer Guides / Learning
- Perry Morse, Morse Typing Trainer or ICWO - Learn / Practice Morse Code
- Lock Picking 101 - Lock Picking Forum
- LibraryOfJuggling - Juggling Technique Database
- diyhpluswiki - DIY Biohacking
- BeatBlackjack - Learn Blackjack Card Counting
- Excel Practice Online - Excel Practice / Guides
- ActivistHandbook - Campaigning / Activism Guides
- Bridge Command - Bridge Command Ship Simulator
- HypnosisChatBooks - Hypnosis / Telegram
- Erowid - Psychoactive Information
- PsychonautWiki - Psychonautics Wiki
- Shroomery - Magic Mushroom Forum
▷ Interactive Learning
- ⭐ PhET, Cognito, Academo - Interactive Lessons
- Explorabl.es, MinuteLabs, Wikiversity or Learnamic - Quizzes / Guides / Games
- LabXchange, JavaLab or EduMedia - Interactive Science Simulations
- Matthen - Math & Science Animations
▷ History
- ↪️ History Books
- ↪️ Historical Maps - Map Resources
- ↪️ WW2 Links - Educational WW2 Resources
- ⭐ Historic Films or National Film Preservation Foundation - Historic Footage / Films
- ⭐ Histography or Oldest - History Timelines
- ⭐ MorbidKuriosity - Dark History, Conspiracies, Crime, Myths, etc.
- Smithsonian Institution Archives or RareHistoricalPhotos - Historical Photos / Documents
- Imperial War Museums - Historic War Footage
- Museo - Museum Search
- Wonderous - Learn About Ancient Structures
- Shorpy - Historical Photos
- EyewitnesstoHistory - Historical Eyewitness Testimonies
- ManuscriptMiniatures - Medieval Manuscript Images
- BlackPast - African History Encyclopedia
- Athena - Greek History Encyclopedia
- Theoi - Greek Mythology
- Germanic Mythology - Germanic Mythology
- Inuit Myths - Inuit Mythology
- Mission US - American History Learning Games
- OnThisDay or Curiosity Of The Day - What Happened on Specific Days
- Royal Constellations - Royal Family Ancestral Visualization
- Historical Tech Tree or Calculating Empires - Historical Discovery / Tech Timelines
- ETHW - Engineering and Technology History Wiki
- Royal Armouries Collections - Ancient Armaments Museum
- NuclearWeaponArchive - Nuclear Weapons History
- 911 Realtime - 9/11 in Real-Time
- The Food Timeline - Food History Timeline
- Historical Recipes - Historical Recipes Site Index
- Arachne - Ancient Sculpture Image Archive
- SmartHistory - Art / Cultural Object History
- gwulo - Historical Hong Kong Photo Archive
- CARI - Design Aesthetics History
- ChinesePosters - Chinese Propaganda Poster History
- Historical Fashion - Historical Fashion Resources / History
- PessimistsArchive - Historical Technological Pessimism Archive
- Time Portal - History Clip Guessing
▷ Mythology / Folklore
- ABookOfCreatures, Demons of the Deep or Bestiary - Mythological Encyclopedias
- GodChecker - Religion / Mythology History
- ObscUrban Legend Wiki - Mythology / Urban Legends
- Encyclopedia Mythica - Mythology / Folklore / Religion
- Mythology.net - Mythology / Religion
- Japanese Mythology or Yokai - Japanese Mythology / Folklore
▷ Philosophy
- ⭐ Stanford Encyclopedia of Philosophy, IEP or nLab Philosophy - Philosophy Encyclopedias / Search
- Philosophy Bro, Reasoned, TheDailyIdea or PhilosophyBasics - Philosophy Resources / Learning
- Wireless Philosophy - Philosophy Videos
- Untools - Better Thinking Tools
- Brainkit - Learn Helpful Principles
- Art of Manliness - Develop Life Skills
- VisualizeValue - Life Lesson Visualizations
- Sketchplanations - Explanation Sketches
- IEoP, YouLogicalFallacyIs, FallacyFiles or LogicalFallacies - Learn about Logical Fallacies
- YourBias.is - Learn about Biases
- Advanced Logic Calculators
- Kialo - Debates / Discussion
- WikEnigma - 'Known Unknowns' Wiki
- The Trolley Problem Game - The Trolley Problem
- Social Engineers - Social Engineering Guides
▷ Music
- 🌐 Awesome Music Theory - Music Theory Resources
- ↪️ Sheet Music / Notation
- ⭐ Muted, Open Music Theory / 2, Chromatone, Teoria, SimplifyingTheory, LightNote or Music Theory - Music Theory
- AudioZ - Audio Courses / Forum
- Helio / GitHub or NoteHeads - Music Composition Tools
- MusicKit, Tuner or Tone Generator - Metronome, Tuner & Tone Generators
- Tuner Ninja - Instrument Tuner
- Circle of Fifths - Visualize Notes, Cords and Keys
- ScoreCloud, ChordReader2 or Chordify - Chord Detection / Transcriber
- Arpeggiator, Chordi or AutoChords - Chord Progression Generators
- HookTheory - Chord Progression Library
- Piano Scribe - Piano Transcriber
- LilyPond - Music Engraving Program
- Learning Music or Musica - Music-Making Lessons
- Midiano / Discord, Piano Trainer / GitHub, Chord Nebula, sightread or PianoCheetah - Piano Practice / Learning
- Keyboard Connect - Keyboard Tutoring App
- TrueToneGuitar, Songsterr, FAChords or ChordBook - Guitar Tools
- FretFlip, Oolimo, StringScales, My Fretboard Trainer or GuitarScale - Learn Guitar Scales / Chords
- JamStart - Spotify Chord Charts
- #fretflip - Create / Print Guitar Scales & Chord Charts
- JustinGuitar or Guitarsix - Guitar Lessons
- Ultimate Guitar - Guitar Tabs
- Chorder - Guitar Chord Finder
- Guitar Fretboard, Fretastic or Gitori - Virtual Fretboards / Guitar Lessons
- coop3rdrumm3r or FreeDrumLessons - Drum Lessons
- 911tabs or Finger Tabs - Tabs
- Jazz Improvisor - Improvised Jazz
- LearningSynths - Synthesizers
- Sight Singing Factory - Sight Singing Practice
- A-Complete-UTAU-Tutorial-For-Beginners - UTAU Tutorial
- PerfectPitch - Pitch Recognition Practice
- MusicStaff - Music Teacher Search
- ChiffAndFipple - Irish Traditional Music Forum
- MIMO - Musical Instrument Database
- VGM Sound Sources - VGM Sound Sources / Discord
▷ Art / Editing
- 🌐 Creator Resources - Art & Animation Resource Index
- 🌐 AwesomeAnimeResearch - Anime Machine Learning
- ↪️ Digital Art Collections
- ⭐ Art Study Guide - Art Study Guides / Tips
- ⭐ Drawabox, Drawing Starter Pack Playlist, FarsiTuts or Bill Martin's Guide to Drawing - Drawing Lessons
- ⭐ Proko - Figure Drawing Lessons
- ⭐ PaintingTube, MarcoBucci, Alphonso Dunn, Feng Zhu FZD, Art Fundamentals or Circle Line Art - Art Video Tutorials
- Ubu - Avant-Garde Artifacts
- online-courses - Art / Design Courses
- TutsPlus - Creative Courses
- Curriculum for the Solo Artists - Self-Taught Artist Curriculum
- DoArtDaily - Daily Art Challenges
- Character Design References - Character Design Visual Library
- FloobyNooby, JMMStoryboardTips or A Guide to Storyboards - Storyboard Guides
- Settei Dreams - Anime Production Materials
- Anime Study General - Anime Production Community
- McLelun - Anime Style Background Tutorial
- AnimeOutline - Anime / Manga Drawing Tutorials
- Design Tuts - Design Tutorials
- PhotoshopTutorials.ws - Photoshop Tutorials
- DomDesigns - Illustrator Tutorials
- PhotoshopTraining, Phlearn or PiXimperfect - Photoshop YouTube Tutorials
- The Bézier Game - Pen Tool Practice
- ArtWithFlo - Procreate Tutorials
- Paintable - Digital Art Tutorials
- Pedro's Pixel Art Tutorials or SLYNYRD - Pixel Art Tutorials
- MetPublications - Art Learning Books
- GraphicsCodex - 3D Computer Graphic Guides
- DrawingNow - Learn to Draw
- Drawingbooks.org - Old Drawing Books
- Line of Action, Timed Figure Poses, LoveLifeDrawing or Daily Life Drawing Sessions - Figure Sketch Tools / Lessons
- Artist Reference - Photo References for Artists
- Reference Angle - Human Photo Reference Search
- x6ud - Animal Photo Reference Search
- Thomas Romain Perspective - Perspective Guide
- Dimensions - Object Dimension Reference
- DevinKorwin Color Guide - Color in Paintings Guide
- Draw Mix Paint - Learn Oil Painting
- Painting Demos - Painting Demonstrations
- cg_tuts or cgreferenceshub - CG Tutorials
- Agora - Animation Learning Community / Tutorials / Discord
- AMV101 - Animated Music Video-Making Guides
▷ Geography / Sociology
- 🌐 Awesome Datasets - Public Datasets
- 🌐 Country Infographics - Country Infographic Images
- ↪️ Historical / Modern Maps - Map Resources
- ⭐ Worldometer, TheScaleOfLife, WorldBank, US Census, DataUSA, Data.gov or UN Data - World Data & Statistics
- ⭐ Our World in Data - World Problem Database
- ⭐ The Atlas of Economic Complexity - Global Economic Growth Data
- ⭐ Soar - Digital Atlas
- Maps.com - Interesting / Educational Maps
- LizardPoint, Worldle, Learn World Map, Seterra or Teuteuf - Geography Guessing / Quizzes
- AntipodesMap - Find Antipodes
- The True Size or True Size of Countries - Compare Country Size
- NationsEncyclopedia - Location / Population Data
- City Data - US City Data
- Data Commons or Engaging Data - Data Visualizations
- Global Consciousness Project - Real-Time Global Consciousness Data
- If It Were My Home, GlobalEdge or MyLifeElsewhere - Country Data Comparisons
- WorldPoverty - World Poverty Data
- Dollar Street - Compare Homes by Country / Income
- Unequal Scenes - Scenes of Inequality Around the World
- EverySecond - Visualize Per Second Data
- OEC or UN Comtrade - Global Trade Data
- Statista - Market Statistics
- Netblocks - Find Impact of Internet Shutdown on Economy
- Rulers.org - World Heads Of State & Government Database
- World Births and Deaths - World Birth / Death Rates Visualization
- DataUNODC - Drug / Crime Statistics
- Gun Violence Archive - Gun Violence Statistics
- Incarceration in Real Numbers - Incarceration Visualization / Facts
- Expatistan - Cost of Living Calculator
- Climate Data or Climate Explorer - Climate Change Data
- ExtremeWeatherWatch - Extreme Weather Data / Tracking
- En-ROADS - Climate Solutions Simulator
- Global Volcanism Program - Volcano Information Database
- 8000ers - Mountain Visualization & Info
- iCivics - U.S. Law Learning Games
- WorldLicensePlates - World License Plate Index
- Symbols - Symbol Database
- Flag Guesser or Flag Match - Flag Quizzes
- FlagLog or Flaglookup - Flag Databases
- Flag Stories - Flag Design Breakdowns
- Hate on Display - Hate Symbol Database
▷ Virtual Tours
- 🌐 Virtual Museum Resources - Online Museums
- ⭐ CityHop, Travel Remotely, Portal Generator, Walk with Feel, Outside Simulator, Japan Walkaround, CityWalks, Citywalki or Virtual Vacations - Travel Simulators
- Gez.la - Virtual Tours Map
- Wiki Spaces - Virtual Tours
- NaturalHistory - Natural History Museum Virtual Tour
- Digital Giza - Great Pyramid Virtual Tours
- Persepolis Reimagined - Explore Persepolis Recreation
- BelowTheSurface - Archeological Object DB of Amsterdam
- WW2 in 100 Objects - WW2 Museum Virtual Tour
- Spitfire Panorama - Spitfire Mark IX Cockpit Interactve Panorama
- Virtual Vist Tours - Ireland Virtual Tours
- Matterport - Explore Real Places Digitally
- Basilica Viewer - St. Peter’s Basilica Tour
- 360Cities, Zhijianshang or Airpano - 360 Images / Videos
- Smithsonian 3D - Smithsonian 3D Digitization Museum
- The Bayeux Tapestry - Bayeux Tapestry 3D Digitization
► Science / Math
▷ Physics
- 🌐 Physics Aviary or Falstad - Physics Tools
- ⭐ The Feynman Lectures - Physics Lectures
- ⭐ Bartosz Ciechanowski, Isaac Physics, PhysicsClassroom, HyperPhysics, MotionMountain or Splung - Physics Lessons / Learning
- ⭐ Physics Simulations, Mujoco, Physics Animations, oPhysics or MyPhysicsLab - Physics Simulations / Animations
- TIB AV-Portal - Science Videos
- PhysicsTravelGuide - Physics Explanations
- nLab Physics - Physics Encyclopedia
- Algodoo - Interactive Physics Tool
- QPaths - Learn Basic Quantum Terms
- quantum - Quantum Physics Learning App
- Physics Forums - Physics / Science Forum
- Physics Olympiads - ISODN Physics Discord Community
- Unihedron - Electromagnetic Radiation Spectrum Chart
- Quantum Web Directory - Science / Tech / Math / Physics
- Virtual-Lab - Interactive Quantum Computing Lessons
- Interactive 4D Handbook - Interactive Fourth Dimension
- Ray Optics Simulation - Light Reflection / Refraction Simulator
- Compare Pendulum or DoublePendulum - Pendulum Simulators
- OpenFoam, PC Progress, Fluid Simulation WebGL, WebGL Fluid Experiment or Sim Flow - Fluid Dynamics Simulators
- SimScale or CFDTool - Fluid Dynamics & Heat Transfer
- Bouncy Balls or Balls Simulation - Ball Physics Simulator
- WebGL Water - Water Simulation
- LAMMPS - Molecular Dynamics (MD) Code
- avogadro, 2 or MolView - Molecular Viewers / Editors
- Simuwaerm - Heat Simulator
▷ Math
- 🌐 Awesome Math or Math Resources - Math Resources
- ↪️ Calculators / Problem Solvers
- ↪️ LaTeX Tools
- ⭐ Number Academy - Encyclopedia of Numbers
- ⭐ Wumbo - Math Reference Site
- ⭐ Open Source Society University / PT-BR - Math Roadmap / Discord
- ⭐ AoPS Alcumus or MathDash - Adaptive Problem Solving
- ⭐ BetterExplained - Math Guides / Courses
- ⭐ Manim, 2 - Generate Explanatory Math Videos / Videos / Difference Between Versions
- ⭐ WolframAlpha - Searchable Knowledge Base / Mobile
- Wolfram MathWorld, Encyclopedia Of Math or nLab Math - Mathematics Encyclopedias
- Red Blob Games or Mathspad - Interactive Math Sites
- Mathcha, Corca or Math Editor - Online Math Editors
- SequenceDB - Sequence Machine
- OEIS - Encyclopedia of Integer Sequences
- Giac/Xcas - Algebra System
- Algebra Rules - Learn Algebra Rules
- CalculusMadeEasy - Learn Calculus
- CLP - Calculus Textbooks
- Mathematics Roadmap - Mathematics Book Recommendations
- Converter Pro, Rink, Frink, OneConverter or ConvertAll - Unit Converters / Calculators
- MathJax - JavaScript Math Display
- ISciDAVis - Scientific Data Plotter
- Approach0 - Math Formula Search
- MathOnline or Mathigon - Math / Courses
- Professor Leonard, 3Blue1Brown or MisterWootube - YouTube Math Lessons
- Mathispower4u, Andy Math, SchoolYourself, mathhelp, MathPortal, MadAsMaths, Math Planet or CoolMath - Math Lessons / Practice
- CoolMathGames - Math Games
- Cut The Knot - Math Equations / Problems
- IXL Learning - Math Practice / Quizzes
- Pauls Online Math Notes - Math Practice / Guides
- HSCMathsByTopic - HSC Math Practice
- ParkMath or FreeMathHelp - Math Guides
- ISODN Math - ISODN Math Discord Community
- Fourier Transform - Interactive Fourier Transform Guide
- Terence Tao Research - Mathematical Research
- OpenLogicProject - Math Logic Teaching Materials
- Math is Fun - Math Tutorials / Puzzles / Games
- Brainstellar Puzzles - Puzzles from Quant Interviews
- Project Euler - Math / Programming Problems
- IMS - Introduction to Modern Statistics
- Seeing Theory or Stat Trek - Statistics & Probability Tutorials
▷ Engineering
- 🌐 The Engineering Toolbox or EngineersEdge - Engineering Resources
- 🌐 r/EngineeringStudents Resources - Engineering Student Resources
- 🌐 Awesome Mecheng - Mechanical Engineering Resources
- 🌐 Awesome Electronics - Electronic Engineering Resources
- 🌐 Engineering Blogs - Engineering Blogs
- ↪️ Comp Sci Resources
- ↪️ 3D Modeling / CAD Apps
- ⭐ r/AskEngineers / Wiki, r/engineering or r/AutomotiveEngineering - Engineering Subreddits
- ⭐ NPTEL or Sabin - Engineering Courses
- ⭐ KiCad / Libraries or Horizon EDA - Schematics Editor / PCB Creator / SPICE Integration
- Formulia - Engineering Formulas / Tools
- Sanfoundry - Engineering Questions & Answers
- CESDB - Engineering Software
- Robot Shop - Robotics Forum
- VisRo Robotics - Robotics Learning / Discord
- Humanoid Robots Wiki - Robotics Courses Index
- Diode - 3D Hardware Simulator
- Wokwi - Arduino / ESP32 Board Simulators
- HDLBits - Learn Circuit Design
- Fritzing, SKiDL / GitHub, atopile, EasyEDA or LibrePCB - Electronic Circuit Design Tools
- Circuit Steps - Circuit Analysis Tool
- BatteryUniversity - Learn About Batteries
- Electronics Tutorials or Instrumentacion - Electronic Guides
- /m/engineering - Engineering Multireddit
▷ Chemistry
- 🌐 Wolfram Alpha Chemistry - Chemistry Calculators / Tools
- ↪️ Chemistry Lessons
- ↪️ Periodic Tables
- ⭐ Lab Safety Guide / Intro
- ⭐ LibreTexts Chemistry - Chemistry Texts
- ⭐ Internet Chemistry - Chemistry Search Index
- Chemistry Basics - Basics of General, Organic, and Biological Chemistry
- ChemicalAid or Chemequations - Chemistry Calculators / Element Tables
- QuickChem - Chemistry Calculator
- PubChem, MOTM, NIST or EssentialChemicalIndustry - Chemistry Wikis
- ChemistrySteps, Science Geek or DocBrown - Chemistry Practice / Guides
- Cliffnotes Chemistry / Organic Chemistry I / Organic Chemistry II, Chem Wiki or chemguide - Study Guides
- ReactionFlash / iOS - Chemical Reaction Flashcards
- ChemistryTalk - Tutorials / Experiments / Elements / Reference Articles
- Sciencenotes - Periodic Tables / Chemistry Projects and Questions
- Organic Chemistry or Synarchive - Organic Reactions
- CommonOrganicChemistry - Common Reactions / Common Reagents
- name-reaction - List of Name Reactions
- ChemTube3D - Interactive 3D Chemistry Animations
- ChemSpider - Chemical Structures
- Merck Index - Online Merck Index
- Organic Chemistry Data - Organic Chemistry Data
- IGOC - Illustrated Glossary of Organic Chemistry
- Colorado Chemistry Simulations - Chemistry Animations
- Chemical Forums - Chemistry Forums
- ISODN Chemistry - ISODN Chemistry Discord Community
- Arkivoc - Journals
- WebQC Balance Calculator - Chemical Equation Balance Calculator
- Chemexper Chemical Directory - Chemical Directory
- OrgSyn - Chemistry Prep Guides
▷ Periodic Tables
- ⭐ Ptable - Interactive Table
- ⭐ Images-of-elements - Element Images
- ⭐ periodic-table.org or Material Properties - Material / Element Learning Resources
- Atom Animation / GitHub, Graph Overflow or 3D Periodic Table - 3D Visualizations of Atoms
- Atomic - Periodic Table Mobile App
- The Periodic Table Of Elements - Interactive Table
- periodic-table.io - Interactive Table
- Periodic Table App - Interactive Table
- WebElements - Interactive Table
▷ Biology
- ⭐ Wikispecies or The Catalogue of Life - Species Databases
- ⭐ Animalia or A-Z Animal - Animal Encyclopedia
- ⭐ OneZoom - Tree of Life Explorer
- ⭐ Lost and Found Nature - Rediscovered Animal / Plant Database
- BiologyOnline - Biology Articles
- Science Geek - Biology Study Guides
- Biodiversity Heritage Library - Biodiversity Research
- Alien - Artificial Life Simulator / GitHub / Video
- Metazooa - Species Connection Game
- Phenome10K - Biological / Palaeontological 3D Scans
- RecentlyExtinctSpecies - Recently Extinct Species Database
- UniProt - Protein Database
- iNaturalist - Organism Identification
- Ocearch - Track Marine Life
- The Deep Sea - Interactive Deep Sea Life Guide
- Pattern Radio - Listen to Whale Songs
- eBird, Audubon or AllAboutBirds - Bird Species Databases / IDs
- EuroBirdPortal - European Bird Distribution Map
- BirdSounds - Thousands of Bird Sounds Visualized
- Merlin or whoBIRD - Bird Picture / Sound Identification
- Featherbase - Bird Feather Database
- BugGuide - Insect Identification Community
- AntWeb - Ant Species Database
- Macroinvertebrates - Freshwater Macroinvertebrates Atlas
- Life Under the Ice - View Antarctic Microbes
- WhyDoCatsAndDogs...? - Pet Q&A Site
- Backyard Chickens - Chicken Raising Forum
- DinosaurPictures - Dinosaur Info / Images
- Pteros - Pterosaur Database
- WFO - Plant Database
- The Ferns - Tropical Plant Database
- ISODN Biology - ISODN Biology Discord Community
▷ Med School
- 🌐 r/MedicalSchool Wiki - Med School Resources
- ↪️ Health Resources
- ⭐ Khan Academy - Physiology / Pathology Overviews
- ⭐ Afratafreeh - Medical Video Courses and Books
- ⭐ Radiopaedia, Radiology Assistant or Radiology Education - Radiology Resources
- ⭐ Stop the Bleed - Free First Aid Video Courses / Resources
- MDCalc, MSD Manuals or Epocrates - Medical Reference Sites / Tools
- Geeky Medics, UC San Diego CG or Easy Auscultation - Clinical Guides
- Glass AI - Medical Diagnoses' Training AI
- Get Body Smart or University of Michigan Anatomy - Anatomy Guides
- Zygote Body, AnatomyLearning or Biodigital - 3D Human Anatomical Models
- Inner Body - Anatomy Atlas (2D&3D)
- NIH Print - Biomedical Science 3D Models
- Sectional Anatomy - Cross Sectional Educational MRI / CT Scans
- University of Minnesota Histology or University of Leeds Histology - Histology Guides
- Tulane University Pharmacology - Pharmacology Info & Quizzes
- Antibiotics Summary - Antibiotics Summary Image
- Healio ECG Review, ECG Library or Litfl - ECG Information
- The ECG Course - ECG Video Course
- ECG Wave-Maven: Self-Assessment Program - ECG Practice
- Hyper Heart - Massey University Heart Animation
- Emergency Medicine Cases - EM Case Index
- EMCrit - Emergency Medicine Information
- DeployedMedicine (signup) or TCCC - Combat Medicine Videos
- EMRap - Emergency Medicine Videos
- Calgary Guide - Disease Pathophysiology / Manifestation Flow-Charts
- MalaCards - Human Disease Database
- Epidemic Calculator - COVID Data
- Pathology Outlines - Pathology Info
- University of Utah Pathology - Pathology Guide
- The Iowa Virtual Slidebox - Pathology Atlas Software
- Nextstrain - Pathogen Evolution Tracking
- HemOnc - Hematology / Oncology Reference Site
- DermNet - Dermatology Reference Site
- EyeWiki - Eye Encyclopedia
- Passmedicine - UCAT Practice Questions
- UCAT Score - UCAT Score Converter
- r/medicalschoolanki - Community for Medical Anki Cards
- CRAM - Medical Flashcards
► Space
- ⭐ r/Space - Space Subreddit
- ⭐ Space Dashboard - Space Live Stream Dashboard
- ⭐ NASA - National Aeronautics and Space Administration Website / Images / Audio / Documents / APIs / History
- ⭐ March to the Moon, Apollo Image Atlas or ApolloArchive / Flickr - Moon Landing Images
- Interactive Apollo Missions or FirstMenOnTheMoon - Apollo in Realtime
- Marspedia - Mars Wiki
- ESA - European Space Agency Website
- JAXA - Japanese Space Agency Website / Images / Videos
- CSA - Canadian Space Agency Website
- ISRO - Indian Space Research Organization
- Space.com - Space News
- Encyclopedia Astronautica - Space Encyclopedia
- NASA History or NASA Ebooks - NASA Books
- Cosmos2025, Map of the Universe, Scale of the Universe, AndroidCelestia or SpaceEngine / Old Versions - Interactive Universe Scales
- NASA's Eyes or Celestia - 3D Space Visualizations / Solar System
- ExoplanetExplore - Interactive Exoplanet Visualization
- ExoplanetArchive - Exoplanet Database
- RGV Aerial Photography - Aerial Photography Community / News
- TheCMB - 3D Cosmic Microwave Background Model
- ISODN Earth Science - ISODN Earth Science Discord Community
▷ Astronomy
- 🌐 Astronomy Resources - Astronomy Resources
- ⭐ JPL Photojournal or JPL Images - JPL Planetary Image Archives
- ⭐ In The Sky - Astronomy News / Interactive Guides
- ISODN Astronomy & Astrophysics - ISODN Astronomy & Astrophysics Discord Community
- ViewSpace - Space Videos and Digital Interactives
- Planet Globe - Virtual Globes
- Sky Calendar - Astronomy Calendar
- Nights on Earth - Astronomical Event Calendar
- Space Weather News or SpaceWeather - Space Weather Updates / Videos
- SunCalc, ShadeMap or MoonCalc - Sun / Moon Position
- Earth and Moon Viewer - Earth / Moon Latitude and Longitude Viewer
- SDO Dashboard - Live Sun Feed
- WikiSky, SkyViewer or 100,000 Stars - Interactive Star Visualizations
- CelesTrack - Earth Orbit Visualization
- TheSkyLive or Atlas of Space - Solar System Simulators / Information
- Space Object Comparison - Compare Sizes Of Celestial Objects
- 1 Pixel moon, LightYear or OMG SPACE - Solar System Scale Model
- Astrogeology - Planetary Maps
- AndroidPlanisphere - Android Star Chart
- Aladin - Astronomical Image quar fViewer / Lite Version
- Siril - Astronomical Image Processor
- ESAsky - Public Astronomical Data
- Stellarium-Web or Stellarium - Virtual Stellariums
- WorldwideTelescope - Interactive Telescope Data / Home Page / GitHub
- ESA Hubble, SpaceTelescopeLive or HubbleSite - Hubble Telescope Images
- James Webb Space Telescope or ESAWebb - Webb Space Telescope Sites
- Webb Compare - Webb / Hubble Images
- APOD - Daily NASA Astronomy Images
- ESO Images, NASA2Explore or Astrobin - Astronomy Images
- r/SpacePorn or r/Astrophotography - Astrophotography Subreddits
- Meteor Showers - 3D Meteor Shower Visualization
- Live Meteors - Live Meteor Radio Echoes
- Clear Dark Sky - Star Gazing Weather Forecasts
- Dark Site Finder, DarkSkyMap or GoStarGazing - Star Gazing Site Locators
▷ Spacecraft
- ⭐ EarthData - Daily Satellite Replays
- ⭐ Visible Earth, SpaceFromSpace, GOES-16 Satellite Imagery or Sentinel Hub - Satellite Imagery
- NASASpaceFlight - Launch Livestreams / News / Forum
- Next Spaceflight / Discord, nextrocket.space or RocketLaunch - Rocket Launch / Space Flight Trackers
- NSSDCA - NASA Space Science Mission Data
- Sen - ISS Live Feed + Video Archive / YouTube / X
- ISS Sim - ISS Docking Simulator
- Transit Finder, ISS Tracker, Spot The Station or Where The ISS At? - ISS Transit Tracking
- Satellite Map, SGP4 / GitHub, KeepTrackSpace, Find Starlink or Look4Sat - Satellite Orbit Maps / Trackers
- Leolabs Space - Low Earth Orbit Simulator
- Orbiter - Spaceflight Simulator / GitHub
- Andegraf Rockets - Rocket Diagrams
► Language Learning
▷ Multi-Language
- 🌐 Language Links, /int/ Guide or r/LanguageLearning Resources - Language Learning Resources
- 🌐 Speechling - Language Learning Tools
- 🌐 LexiLogos - Multi-Language Dictionary Index
- ↪️ Translation Tools
- ⭐ Language Transfer - Language Learning Lectures
- ⭐ Language Reactor, LLPlayer, Trancy or Easysubs - Learn Languages via Videos
- ⭐ Readlang - Learn a Language via Web Browsing
- Duolingo (search) / Tips, LingoDeer or Busuu (search) - Language Learning Lessons
- Language Learners - Language Learning Forum / Community
- WordReference, Glosbe or Reverso - Translation Dictionary
- Yomitan - Popup Dictionary / Discord
- ReverseDictionary or OneLook Reverse - Search for Words Using Their Meanings
- Comprehensible Input Wiki - Learn Languages via Comprehensible Input
- Languagelearning.site - Language Learning Torrents
- Refold - Language Learning Roadmap
- Language Drops / Premium (search) or OkyDoky - Language Learning App with Thematic Vocab
- Yojik - Language Learning Courses
- DLIFLC - Language Learning Quizzes
- Ba Ba Dum - Language Learning Game
- LanguageGuide - Visual Language Learning
- clozemaster - Context-Based Language Learning
- Sounter, LingoClip or LyricFluent - Learn Languages via Music
- MORT or Textractor - Learn Languages via Games
- Language Roadmap - Foreign Language Media Difficulty Guide
- LearnWithOliver - Language Learning Flashcards
- MyLanguages, VocabTest, My Little Word Land or 50Languages - Grammar / Vocabulary Language Learning
- Vocatra or QuizFlow - Vocabulary Trainers
- Verbix - Verb Conjugator
- ListLang - Most Used Words in Any Language
- Alphabetpedia - Multiple Language Alphabets
- Omniglot - Writing System & Language Encyclopedia
- LingYourLanguage or Language Squad - Language Identification Test
- IPA Reader - International Phonetic Alphabet Reader
- Interactive IPA Chart - Learn Phonetic Alphabet Symbols
- LocalLingual or DialectArchive - Listen to Accents
- Plover - Stenography Engine / Discord / GitHub
- TeachMeHebrew - Learn Hebrew
- wehewehe - Hawaiian Dictionary
- Tōku Reo - Māori Language Learning Show / Language History
- Itchy Feet Comic - Asian Script Differentiation Guide