Resource Index
300+ curated links across every track — all verified and free where noted.
Featured — Essential 10
roadmap.sh
Visual roadmaps for every tech career path.
MDN Web Docs
The internet's best technical reference for web technologies.
freeCodeCamp
Free full certifications across programming disciplines.
The Odin Project
Free, project-based full-stack curriculum.
CS50
Harvard's introduction to computer science — free and world-class.
JavaScript.info
The best modern JavaScript tutorial on the web.
Kaggle
Data science community, datasets, and free courses.
Stack Overflow
Developer Q&A — you will use this every day.
GitHub
Where every developer's work lives publicly.
freeCodeCamp YouTube
Free full courses on nearly every tech topic.
240 resources
HTML Crash Course
FREETraversy Media, perfect introduction for absolute beginners.
www.youtube.com/watch?v=UB1O30fR-EE
CSS in 30 Minutes
FREEQuick CSS overview for visual learners. Pairs well with MDN for deeper learning.
www.youtube.com/watch?v=0sDktfaD0p0
CSS Crash Course
FREETraversy Media — everything from selectors to responsive design in one video.
www.youtube.com/watch?v=yfoY53QXEnI
Flexbox Froggy
FREELearn CSS flexbox interactively by moving frogs.
flexboxfroggy.com
CSS Grid Garden
FREELearn CSS grid layout by watering a garden.
cssgridgarden.com
MDN Web Docs
FREEThe gold standard HTML, CSS, and JavaScript reference. Bookmark this forever.
developer.mozilla.org/en-US/docs/Learn
The Odin Project
FREEFree, project-based full-stack curriculum. Best structured free path for web dev.
www.theodinproject.com/foundations
JavaScript Full Course
FREE3-hour JavaScript beginner course by freeCodeCamp.
www.youtube.com/watch?v=PkZNo7MFNFg
JavaScript.info
FREEThe best JavaScript learning site on the internet. Clear, thorough, modern.
javascript.info
Eloquent JavaScript
FREEFree online book that builds deep JavaScript understanding.
eloquentjavascript.net
Frontend Mentor
FREEReal HTML/CSS/JS challenges with professional designs to implement.
www.frontendmentor.io
Git & GitHub Crash Course
FREEEssential Git commands and GitHub workflow every frontend developer must know.
www.youtube.com/watch?v=RGOj5yH7evk
React Full Course
FREEComplete React course covering hooks, router, and state management.
www.youtube.com/watch?v=bMknfKXIFA8
React Official Docs
FREECompletely rewritten official docs with interactive examples.
react.dev
Full Stack Open
FREEUniversity of Helsinki free full-stack curriculum. Deep and rigorous.
fullstackopen.com/en
Next.js Learn
FREEOfficial Next.js interactive course. Built by Vercel, always up to date.
nextjs.org/learn
Tailwind CSS Docs
FREEOfficial Tailwind documentation, the fastest way to style anything.
tailwindcss.com/docs
Web Performance Optimization
FREEGoogle's guide to making fast websites — Core Web Vitals, lazy loading, and more.
web.dev/learn-core-web-vitals/
v0.dev by Vercel
FREEAI-powered UI generation. Describe a component, get React + Tailwind code.
v0.dev
How the Internet Works
FREEVisual guide to DNS, TCP/IP, and how data moves across the web.
www.youtube.com/watch?v=7_LPdttKXPc
HTTP Crash Course
FREELearn how HTTP, URLs, and web servers work in 30 minutes.
www.youtube.com/watch?v=iYM2zFP3Zn0
Node Hello World
FREEWrite a Node Hello World in 10 minutes. Build your first working API endpoint.
www.youtube.com/watch?v=kxW8m5DXWH4
Build Your First API in 30 Minutes
FREEFast-paced intro to REST APIs before diving into full courses. Start here if you find CS50 too long.
www.youtube.com/watch?v=L72fhGm1tfE
Node.js & Express Full Course
FREEComplete Node.js and Express course by freeCodeCamp.
www.youtube.com/watch?v=Oe421EPjeBE
JWT Introduction
FREEOfficial JWT.io documentation explaining tokens, signing, and usage.
jwt.io/introduction
SQLZoo
FREEInteractive SQL practice with exercises from beginner to advanced.
sqlzoo.net
PostgreSQL Full Course
FREELearn PostgreSQL from scratch, tables, queries, joins, and more.
www.youtube.com/watch?v=qw--VYLpxG4
FastAPI Official Docs
FREEThe best API framework documentation with excellent examples.
fastapi.tiangolo.com
FastAPI Full Course
FREEComplete FastAPI course for Python backend development.
www.youtube.com/watch?v=0sOvCWFmrtA
Use The Index, Luke
FREEEssential guide to SQL database performance and indexing.
use-the-index-luke.com
Docker Full Course
FREELearn Docker from ground up, images, containers, Compose.
www.youtube.com/watch?v=fqMOX6JJhGo
Render Deployment Guide
FREEOfficial guide to deploying web services, static sites, and databases on Render's free tier.
render.com/docs/your-first-deploy
Railway Deployment Guides
FREEStep-by-step tutorials for deploying Node.js, Python, and Docker apps on Railway.
docs.railway.com/guides/express
GitHub Actions Documentation
FREEOfficial docs on CI/CD pipelines, workflow automation, and deployment with GitHub Actions.
docs.github.com/en/actions
CS50 Web Programming
FREEHarvard free web course, Python, Django, SQL, JavaScript.
cs50.harvard.edu/web
Full Stack Open
FREEUniversity of Helsinki, Node, Express, MongoDB, GraphQL.
fullstackopen.com/en
The Odin Project
FREEComplete full-stack curriculum from foundations to NodeJS. All free, project-based.
www.theodinproject.com
Full Stack Open
FREEUniversity of Helsinki complete full-stack curriculum. The single best free full-stack course.
fullstackopen.com/en
Next.js Official Docs
FREENext.js is the premier full-stack React framework.
nextjs.org/docs
Supabase Docs
FREEOpen-source Firebase alternative: auth, PostgreSQL, storage.
supabase.com/docs
Stripe Documentation
FREEOfficial Stripe docs for payments and subscription billing.
stripe.com/docs
Full-Stack MERN App
FREEBuild a complete MERN stack application with Traversy Media.
www.youtube.com/watch?v=nu_pCVPKzTk
WebSockets with Socket.IO
FREEBeginner-friendly guide to real-time communication with WebSockets and Socket.IO. Build a working app from scratch.
www.youtube.com/watch?v=CzcfeL7ymbU
Bull Queue Overview
FREELearn background job processing with Bull, Redis queues, and delayed tasks in Node.js.
optimalbits.github.io/bull/
SaaS Architecture Guide
FREEDeep dive into multi-tenant architecture, billing integration, background jobs, and observability for SaaS apps.
render.com/articles/building-and-deploying-a-saas-application-from-scratch
Python Full Course for Beginners
FREE4.5-hour Python beginner course, the best single video to start with.
www.youtube.com/watch?v=rfscVS0vtbw
Corey Schafer Python Tutorials
FREEThe best Python YouTube channel. Deep, clear, professional-level content.
www.youtube.com/@coreyms
Official Python Tutorial
FREEThe Python.org tutorial. Use alongside other sources.
docs.python.org/3/tutorial
Python for Everybody (freeCodeCamp)
FREEComplete Python course from zero to data structures. Fully free, no signup required. One of the most popular free Python courses.
www.youtube.com/watch?v=8DvywoWv6fI
FastAPI Full Course
FREEComplete FastAPI tutorial, routing, auth, databases, deployment.
www.youtube.com/watch?v=0sOvCWFmrtA
Groq API Quickstart
FREERun LLMs at incredible speed. The Groq quickstart for Python developers.
console.groq.com/docs/quickstart
LangChain Python Docs
FREEBuild AI-powered apps with LangChain, agents, chains, and memory.
python.langchain.com/docs/get_started/introduction
Automate the Boring Stuff
FREEFree online book: Python automation for files, PDFs, Excel, emails, web scraping.
automatetheboringstuff.com
UX Design Full Course (YouTube)
FREEComplete UX design course covering user research, wireframing, prototyping, and usability testing. Entirely free on YouTube.
www.youtube.com/watch?v=_lyzy-vCh5s
Coolors
FREEThe fastest color palette generator. Pick, adjust, and export in seconds.
coolors.co
Google Material Design
FREEGoogle's complete design system, typography, components, and patterns.
material.io/design
Nielsen Norman Group Articles
FREEThe world's most respected UX research and writing. Read weekly.
www.nngroup.com/articles
UX Crash Course (The Futur)
FREEPractical UX and design thinking crash course. Free, no signup required, taught by industry professionals.
www.youtube.com/watch?v=3xTtT5rOBLw
Figma Official Tutorials
FREELearn Figma from its creators, the fastest way to get started.
help.figma.com/hc/en-us/categories/360002051613
DesignCourse YouTube
FREEGary Simon's channel, excellent UI design tutorials and Figma walkthroughs.
www.youtube.com/@DesignCourse
Mobbin
FREEReal app UI patterns from thousands of iOS and Android apps. Best design reference.
mobbin.com
Dribbble
FREEDesign community and portfolio platform. Browse for inspiration daily.
dribbble.com
UX Case Study Complete Guide
FREEStep-by-step guide to writing a UX case study from initial research to final design.
uxcel.com/blog/ux-case-study
Behance Case Study Guide
FREEBehance official guide on building compelling design case studies that showcase your process.
www.behance.net/resources/articles/building-the-perfect-case-study
Dribbble Portfolio Guide
FREEExpert tips on creating a UI/UX portfolio and case studies that get you hired.
dribbble.com/resources/career/ui-ux-portfolio
Software Testing Full Course
FREEComprehensive QA course covering manual testing, automation, and tools.
www.youtube.com/watch?v=4ELH9fNMBOQ
Guru99 Software Testing
FREEThe most comprehensive free testing tutorial site. Covers everything.
www.guru99.com/software-testing.html
First Test Case Template
FREELearn how to write clear test cases using templates. Immediate practice format.
www.guru99.com/sample-test-cases.html
Postman Learning Center
FREEOfficial Postman docs and learning paths. Master API testing completely.
learning.postman.com/docs/getting-started/introduction
Cypress Full Course
FREEFrontend test automation with Cypress, the most popular frontend testing tool.
www.youtube.com/watch?v=u8vMu7viCm8
Playwright Official Docs
FREEModern, recommended test automation tool. Great docs and cross-browser support.
playwright.dev/docs/intro
Playwright Automation Full Course
FREEComplete Playwright course covering end-to-end testing, page object model, and CI integration.
www.youtube.com/watch?v=FjojYq0KxPg
Ministry of Testing
FREEThe premier QA community, articles, courses, and a global network of testers.
www.ministryoftesting.com
k6 Performance Testing
FREELoad testing with k6, write performance tests in JavaScript.
k6.io/docs
OWASP ZAP Security Testing
FREEFree web app security scanner. Learn security testing basics with the OWASP ZAP tool.
www.zaproxy.org/docs/
Excel Full Course
FREEMaster Excel for data analysis, formulas, pivot tables, charts, power query.
www.youtube.com/watch?v=Vl0H-qTclOg
SQL Full Course
FREEComplete SQL covering everything from SELECT to window functions.
www.youtube.com/watch?v=HXV3zeQKqGY
SQLZoo
FREEInteractive SQL practice. The best place to drill queries until they feel natural.
sqlzoo.net
Select Star SQL
FREEInteractive SQL book. Best way to learn SQL for real analytical queries.
selectstarsql.com
Pandas Full Course
FREELearn Python Pandas, loading, cleaning, transforming, and analyzing data.
www.youtube.com/watch?v=vmEHCJofslg
Kaggle Learn
FREEFree micro-courses on Python, Pandas, SQL, and data viz. Highly practical.
www.kaggle.com/learn
Kaggle Notebook Example
FREEExplore Kaggle getting started notebooks and see data analysis done by experts.
www.kaggle.com/learn-forum
Kaggle Datasets
FREEThousands of free datasets to practice on. Download and analyze anything.
www.kaggle.com/datasets
Power BI Full Course
FREEComplete Power BI course, connect data and build interactive reports.
www.youtube.com/watch?v=TmhQCQr_DCA
Khan Academy Statistics
FREEComplete free course on statistics and probability, from basics to hypothesis testing, with practice exercises.
www.khanacademy.org/math/statistics-probability
StatQuest Statistics
FREEYouTube channel covering statistics fundamentals with clear, visual explanations. Mean, variance, p-values, and more.
statquest.org/video_index.html
StatQuest with Josh Starmer
FREEStatistics and ML concepts explained visually and clearly. Essential channel.
www.youtube.com/@statquest
Practical Deep Learning (fast.ai)
FREETeaches modern deep learning from scratch. Completely free, no paywall, no certificate upsell. Builds real models from lesson one.
course.fast.ai
Simple Classifier Tutorial
FREEBuild a decision tree classifier with scikit-learn. Focus on coding first, not theory.
scikit-learn.org/stable/modules/tree.html
ML Full Course
FREEMachine learning course covering core algorithms with Python.
www.youtube.com/watch?v=i_LwzRVP7bg
Kaggle Learn ML
FREEFree ML courses: intro to ML, intermediate ML, feature engineering, deep learning.
www.kaggle.com/learn
Introduction to Statistical Learning
FREEEssential ML statistics textbook. Free PDF. Read alongside coding practice.
www.statlearning.com
fast.ai
FREEPractical deep learning from the top down. One of the best AI courses in existence. Free.
www.fast.ai
PyTorch Official Tutorials
FREEOfficial PyTorch tutorials, the industry-standard deep learning framework.
pytorch.org/tutorials
MLflow Deployment Guide
FREEOfficial MLflow guide for packaging, deploying, and serving ML models in production.
mlflow.org/docs/latest/ml/deployment/
Build Your First MLOps Pipeline
FREEHands-on tutorial: build a complete MLOps pipeline with MLflow, FastAPI, Docker, and Prometheus monitoring.
kodekloud.com/blog/how-to-build-your-first-mlops-pipeline/
Linux Full Course
FREEComplete Linux course, command line, file system, processes, and scripting.
www.youtube.com/watch?v=ROjZy1WbCIA
Docker in 100 Seconds
FREEVisual overview of containerization before the full Docker course. Builds confidence.
www.youtube.com/watch?v=Gjla2gojmM0
Docker Hello World
FREERun your first container in 5 minutes. Learn how images and containers work.
www.youtube.com/watch?v=Ksx1yVrQaZ0
Docker Full Course
FREELearn Docker from the ground up, images, containers, volumes, Compose.
www.youtube.com/watch?v=fqMOX6JJhGo
TechWorld with Nana
FREEThe best DevOps YouTube channel, Docker, Kubernetes, CI/CD, cloud.
www.youtube.com/@TechWorldwithNana
GitHub Actions Docs
FREEOfficial GitHub Actions documentation. Learn CI/CD with the most popular tool.
docs.github.com/en/actions
AWS Full Course
FREEComplete AWS cloud fundamentals course for beginners.
www.youtube.com/watch?v=7HKot-brXFE
Kubernetes Tutorials
FREEOfficial Kubernetes tutorials from basics to advanced deployment strategies.
kubernetes.io/docs/tutorials
Terraform Learn
FREEHashiCorp's official Terraform learning platform, Infrastructure as Code.
learn.hashicorp.com/terraform
Prometheus & Grafana Setup Guide
FREEComplete guide to installing Prometheus and Grafana for Linux system monitoring with custom dashboards.
grafana.com/docs/grafana/latest/fundamentals/getting-started/get-started-grafana-prometheus/
Linux Monitoring with Prometheus & Grafana
FREEStep-by-step tutorial for monitoring CPU, memory, disk, and network metrics with open-source tools.
www.devopsness.com/blog/linux-system-monitoring-prometheus-grafana
NetworkChuck YouTube
FREENetworking and cybersecurity content. Engaging and practical.
www.youtube.com/@NetworkChuck
TryHackMe
FREEThe best beginner cybersecurity platform. Gamified labs and guided paths.
tryhackme.com
TryHackMe — Complete Beginner Path
FREEHands-on cybersecurity training with browser-based labs. Free tier covers foundational security concepts, Linux, and web hacking basics.
tryhackme.com/paths
OWASP Top 10
FREEThe definitive list of the 10 most critical web application security risks.
owasp.org/www-project-top-ten
PicoCTF
FREEBeginner Capture The Flag challenges. Best place to start practicing.
picoctf.org
PortSwigger Web Security Academy
FREEFree world-class web security training from the Burp Suite creators.
portswigger.net/web-security
HackTheBox
FREEIntermediate to advanced hacking labs. The next step after TryHackMe.
www.hackthebox.com
Splunk SIEM Tutorial
FREEHands-on Splunk tutorial covering log analysis, threat detection, alerting, and SIEM fundamentals.
www.youtube.com/watch?v=pTvGrj3QOmU
Splunk SIEM Home Lab
FREEComplete guide to setting up a Splunk SIEM home lab for log analysis, detection queries, and incident response.
github.com/0xrajneesh/Splunk-SIEM-Home-Lab
React Native Full Course
FREEBuild your first mobile app from scratch — React Native for absolute beginners.
www.youtube.com/watch?v=Zx-RU9R6iGc
React Native Official Docs
FREEThe complete React Native documentation, components, APIs, and guides.
reactnative.dev/docs/getting-started
Expo Documentation
FREEExpo is the easiest way to start React Native development.
docs.expo.dev
React Native Full Course
FREEComplete React Native course by freeCodeCamp, components to deployment.
www.youtube.com/watch?v=0-S5a0eXPoc
Firebase Official Docs
FREEOfficial Firebase docs covering auth, Firestore, storage, and more.
firebase.google.com/docs
Flutter Official Getting Started
FREEGoogle's Flutter documentation and getting started guide.
flutter.dev/docs/get-started
Flutter Full Course
FREEComplete Flutter course from zero, widgets, navigation, Firebase, deployment.
www.youtube.com/watch?v=VPvVD8t02U8
Publish to Google Play Guide
FREEOfficial Android Developers guide on preparing and publishing your app to the Play Store.
developer.android.com/studio/publish
Publish to App Store Guide
FREEApple's official App Store publishing guide covering app preparation, review, and distribution.
developer.apple.com/app-store/submitting/
DaVinci Resolve Official Training
FREEFree professional-grade video editing software with official training.
www.blackmagicdesign.com/products/davinciresolve/training
Casey Faris, DaVinci Resolve
FREEBest DaVinci Resolve YouTube channel. Clear tutorials for all levels.
www.youtube.com/@CaseyFaris
CapCut Learn Center
FREEOfficial CapCut tutorials. Best mobile editing tool for beginners.
www.capcut.com/learn
Pexels, Free Stock Video
FREEHigh-quality free stock video for practice projects and B-roll.
www.pexels.com
Storytelling for Video Editors
FREELearn the principles of visual storytelling, pacing, and emotional sequencing.
www.youtube.com/watch?v=6YH1T8JZXf0
YouTube Creator Academy
FREEOfficial YouTube training on platform-specific editing, formats, thumbnails, and audience retention.
creatoracademy.youtube.com/
YouTube Shorts Fundamentals
FREELearn how to create engaging vertical Shorts, optimize for the Shorts feed, and grow with short-form content.
www.youtube.com/creators/how-things-work/shorts/
DaVinci Resolve Official Training
FREEProfessional-grade video editing, color grading, and audio post-production. The full version is completely free — no subscription needed.
www.blackmagicdesign.com/products/davinciresolve/training
CapCut
FREEFree video editor with AI features — auto-captions, text-to-speech, transitions, and effects. No watermark on the free tier.
www.capcut.com
YouTube for Beginners Guide
FREEComplete beginner's guide to setting up a YouTube channel — equipment, niche, and first video.
www.youtube.com/watch?v=fYwA_D1RFsM
Matt Par YouTube Channel
FREEThe leading YouTube automation channel. Systems, niches, strategy from someone running many channels.
www.youtube.com/@MattPar
Canva
FREEDesign thumbnails, channel art, and graphics, free plan is sufficient to start.
www.canva.com
Pexels
FREEFree stock video for B-roll without copyright issues.
www.pexels.com
ElevenLabs
FREEIndustry-best AI voice generation. Free tier includes generous monthly character quota — enough for several videos.
elevenlabs.io
vidIQ
FREEYouTube SEO and keyword research tool. Free tier useful for beginners.
vidiq.com
TubeBuddy
FREEYouTube channel growth tool, keyword research, A/B thumbnail testing.
tubebuddy.com
YouTube Monetization Guide
FREEOfficial YouTube guide on monetization, YPP requirements, AdSense, and revenue optimization.
support.google.com/youtube/answer/72857
Affiliate Marketing for Creators
FREEFree hub on affiliate marketing strategies, networks, and best practices for content creators.
affiliate-marketing-for-beginners.netlify.app/
Google Digital Garage
FREEGoogle's free digital marketing certification. Covers all major channels.
learndigital.withgoogle.com/digitalgarage
HubSpot Academy
FREEFree marketing certifications on inbound, email, SEO, and social media.
academy.hubspot.com
Moz SEO Learning Center
FREEThe definitive SEO learning resource. Comprehensive and up to date.
moz.com/learn/seo/what-is-seo
Neil Patel YouTube
FREEHigh-quality SEO, content, and digital marketing strategy tutorials.
www.youtube.com/@NeilPatel
Ahrefs YouTube
FREEThe best SEO YouTube channel. Practical, well-researched, actionable content.
www.youtube.com/@AhrefsTV
SEMrush Academy
FREEFree SEO and SEM courses from one of the most respected tools in the industry.
www.semrush.com/academy
Google Ads Fundamentals
FREEOfficial Google Ads training covering search, display, video, and measurement fundamentals.
skillshop.withgoogle.com/courses/google-ads-fundamentals
Meta Ads (Facebook/Instagram)
FREEOfficial Meta Ads training covering campaign setup, targeting, creative, and optimization.
www.facebook.com/business/ads
Google Analytics 4 Guide
FREEFree GA4 course covering setup, reports, conversions, audiences, and insights.
skillshop.withgoogle.com/courses/google-analytics-4
A/B Testing Guide (Optimizely)
FREEComplete, free guide to A/B testing: hypothesis formation, statistical significance, sample sizing, and common pitfalls. No account required.
www.optimizely.com/optimization-glossary/ab-testing/
Intro to Large Language Models
FREEAndrej Karpathy's definitive video explanation of how LLMs work. Watch this first.
www.youtube.com/watch?v=zjkBMFhNj_g
Learn Prompting
FREEFree interactive course on prompt engineering from basics to advanced.
learnprompting.org
Prompt Engineering Guide
FREEThe most comprehensive free prompt engineering reference. All major techniques covered.
www.promptingguide.ai
DeepLearning.AI Short Courses
FREEFree short courses from Andrew Ng on prompt engineering, LangChain, and AI apps.
www.deeplearning.ai/short-courses
Neural Networks, 3Blue1Brown
FREEVisual, intuitive explanation of how neural networks learn. Beautiful and clear.
www.youtube.com/watch?v=aircAruvnKk
fast.ai Practical Data Ethics
FREEThink critically about AI, bias, fairness, safety, and ethics.
ethics.fast.ai
Webflow University
FREEOfficial Webflow learning platform. The most complete free no-code web building education.
webflow.com/university
Framer Learn
FREEBuild React-powered websites without code using Framer's visual editor.
framer.com/learn
Bubble Academy
FREEOfficial Bubble tutorials for building full web apps without code.
bubble.io/learn
Glide Apps
FREEBuild mobile apps from Google Sheets or Airtable with no code.
www.glideapps.com
Zapier Learn
FREEOfficial Zapier documentation and tutorials for workflow automation.
zapier.com/learn
Technical Writing for Beginners
FREEEverything you need to know to start a career in technical writing.
www.youtube.com/watch?v=bk2K7lGzO4o
Google Technical Writing Courses
FREEGoogle's free technical writing courses. Pre-course and main course. Essential starting point.
developers.google.com/tech-writing
Markdown Guide
FREEComplete reference for Markdown syntax, the format of most technical documentation.
www.markdownguide.org/cheat-sheet
GitHub for Technical Writers
FREELearn how to use GitHub for documentation — pull requests, branches, and Markdown rendering.
docs.github.com/en/get-started/writing-on-github
Divio Documentation System
FREEThe 4-type documentation framework: tutorials, how-tos, explanations, and references.
www.divio.com/blog/documentation
API Documentation Guide
FREEBest practices for writing API docs that developers actually want to read.
www.youtube.com/watch?v=qoDPf2NxKEA
Write the Docs Guide
FREECommunity-driven documentation best practices guide. The industry standard reference.
www.writethedocs.org/guide
Blockchain Explained with Visuals (Beginner)
FREE5-minute visual explanation before diving into whitepapers. Much more beginner-friendly.
www.youtube.com/watch?v=xIDL_akXCH4
Blockchain Demo — Anders Brownworth
FREEThe most visual, interactive demonstration of how hashing and blockchains work. Use this in Stage 1.
andersbrownworth.com/blockchain
Bitcoin Whitepaper
FREESatoshi's original 9-page paper. Required reading for anyone in this field.
bitcoin.org/bitcoin.pdf
Ethereum.org Learn
FREEThe best official Ethereum learning resource. Comprehensive and regularly updated.
ethereum.org/en/learn
MetaMask Basic Safety and Security Tips
FREEOfficial guide to wallet safety, seed phrase recovery, and phishing protection.
support.metamask.io/hc/en-us/articles/360015489591-Basic-Safety-and-Security-Tips-for-MetaMask
Keep It Simple Crypto - Wallet Basics
FREEPractical guide to setting up wallets securely. Learn why seed phrases matter and how to keep them safe.
www.youtube.com/@KeepItSimpleCrypto
CryptoZombies
FREEThe best Solidity beginner course. Learn by building a game on-chain. Fun and effective.
cryptozombies.io
Solidity by Example
FREEPractical, concise code examples of Solidity smart contracts. Build your fundamentals step-by-step.
solidity-by-example.org
ERC-20 Minimal Clone
FREECode an ERC-20 token in Solidity. Deploy a buildable token in 1 hour.
solidity-by-example.org/erc20/
Patrick Collins — Solidity Full Course
FREEThe most comprehensive free Solidity course. 32 hours covering everything from basics to advanced security.
www.youtube.com/watch?v=umepbfKp5rI
Solidity Official Docs
FREEThe complete language reference. Bookmark this before you write your first contract.
docs.soliditylang.org
OpenZeppelin Docs
FREEBattle-tested smart contract libraries used in every serious protocol. Read the source code.
docs.openzeppelin.com/contracts
wagmi Documentation
FREEReact hooks for Ethereum. The cleanest way to build Web3 UIs in 2025.
wagmi.sh
Foundry Book
FREEDocumentation for Foundry — the modern, faster alternative to Hardhat. Industry is moving here.
github.com/foundry-rs/foundry
Finematics YouTube
FREEDeFi concepts explained visually and clearly. Start with AMMs and lending protocols.
www.youtube.com/c/Finematics
DeFi Pulse
FREETrack Total Value Locked (TVL) and learn the foundational metrics used across decentralized finance.
defipulse.com
DeFi MOOC — UC Berkeley
FREEFull university-level DeFi course. Lectures by researchers and actual protocol founders. Free.
defi-learning.org
Dune Analytics
FREEWrite SQL queries against blockchain data. Build and publish public dashboards. Free.
dune.com
ETHGlobal Hackathons
FREEThe world's premier Web3 hackathon series. Compete for large prizes and build your public profile.
ethglobal.com
Ethernaut
FREESmart contract security challenges by OpenZeppelin. Solve real exploit scenarios in a safe environment.
ethernaut.openzeppelin.com
Cyfrin Updraft Security Course
FREEThe best free smart contract security and auditing curriculum. Built by a top audit firm.
updraft.cyfrin.io
Damn Vulnerable DeFi
FREEAdvanced DeFi exploit challenges used by real auditors to practice. Work through all 18 challenges.
github.com/tinchoabbate/damn-vulnerable-defi
OpenZeppelin Security Blog
FREEPost-mortems of major DeFi exploits and security audits by a top-tier firm.
blog.openzeppelin.com
Code4rena
FREECompetitive smart contract audit platform. Find bugs in real protocols and get paid for valid findings.
code4rena.com
Project Management Full Course (freeCodeCamp)
FREEComplete project management course covering methodologies, planning, budgeting, risk management, and stakeholder communication. Entirely free.
www.youtube.com/watch?v=uWPIsaYpY7U
Project Management Full Course
FREEComprehensive project management course covering project life cycle, planning, scheduling, and tools.
www.youtube.com/watch?v=uWPIsaYpY7U
Agile Manifesto
FREEThe original 12 principles and 4 values. Read the source before reading anyone's interpretation of it.
agilemanifesto.org
Scrum Guide 2020
FREEThe official, definitive Scrum framework document. 13 pages. Read it before any Scrum course.
scrumguides.org/scrum-guide.html
Atlassian Agile Coach
FREEAtlassian's comprehensive free Agile and Scrum learning resource. Practical and up to date.
www.atlassian.com/agile
Jira Tutorial for Beginners
FREEComplete Jira walkthrough covering boards, backlog, sprints, and tracking daily tasks.
www.youtube.com/watch?v=F3H11Yj1W-k
ProjectLibre
FREEFree open-source alternative to MS Project. Build full Gantt charts and project plans.
www.projectlibre.com
Notion PM Templates
FREEFree project management templates — sprint boards, project trackers, meeting notes.
www.notion.so/templates/category/project-management
Project Status Reporting Guide
FREEBest practices for writing effective project status reports with KPIs, traffic lights, and stakeholder communication.
asana.com/resources/project-status-report
Earned Value Management Explained
FREEGuide to EVM fundamentals: planned value, earned value, actual cost, CPI, SPI, and forecasting.
www.pmi.org/learning/library/earned-value-management-systems-basics-6347
PMI Official Site
FREEThe Project Management Institute — home of the PMP certification. Free resources available.
www.pmi.org
Product Management Full Course
FREEIntroduction to product management fundamentals, frameworks, product life cycle, and strategy.
www.youtube.com/watch?v=0p5YPBl_uBI
The Mom Test Summary
FREEThe most useful book ever written about customer conversations. This summary explains how to talk to customers and learn if your business is a good idea.
www.youtube.com/watch?v=pk3VOO9WT8o
OKR Framework by Google
FREEGoogle's original OKR documentation and templates from their re:Work initiative.
rework.withgoogle.com/guides/set-goals-with-okrs
User Story Mapping Guide
FREEHow to use story mapping to go from user research to actionable product requirements. Free guide.
www.productplan.com/learn/user-story-mapping/
Writing Good Acceptance Criteria
FREEGuide to writing acceptance criteria that developers and QA can actually use. Examples included.
www.atlassian.com/agile/requirements/acceptance-criteria
PRD Template & Examples
FREEA practical PRD template with real examples from top tech companies. Fill in the blanks to get started.
www.notion.so/templates/product-requirements-document-template
Hotjar
FREEHeatmaps and session recordings. See what users actually do on a page rather than guessing.
www.hotjar.com
Mixpanel
FREEProduct analytics platform. Understand exactly how users behave inside your product. Free tier.
mixpanel.com
Lenny's Newsletter
FREEThe best product management newsletter alive. Essays by top PMs at Airbnb, Uber, Figma, and more. Free weekly posts with the option to support.
www.lennysnewsletter.com
Product School Free Resources
FREEFree PM resources, webinars, and community from one of the most respected PM schools.
productschool.com/resources
ProductHunt
FREEPlatform where products launch. Essential for understanding what resonates and what does not.
www.producthunt.com
Mind the Product
FREEThe largest PM community. Articles, events, job board, and a global Slack community.
www.mindtheproduct.com
Shreyas Doshi on Twitter/X
FREEOne of the most insightful PM thinkers sharing publicly. Read every thread, especially on influence and leverage.
twitter.com/shreyas
Dart Full Course
FREEComplete beginner Dart course covering all fundamentals — the best free single-video start.
www.youtube.com/watch?v=Ej_Pcr4uC2Q
Official Dart Documentation
FREEThe complete Dart language tour. Start here and return often. Well maintained by the Dart team.
dart.dev/guides
DartPad
FREEIn-browser Dart editor. Zero setup required. Write and run Dart code instantly from any device.
dartpad.dev
Dart Null Safety Guide
FREEThe most important modern Dart feature explained clearly. Essential reading before writing real code.
dart.dev/null-safety
The Net Ninja — Dart Series
FREEClear, well-paced Dart tutorial playlist. Good supplement to the official docs.
www.youtube.com/playlist?list=PL4cUxeGkcC9iVGY3ppchN9CBSPYyHmPh4
Dart Async Programming
FREEOfficial Dart guide to Futures, async/await, streams, and isolates for concurrent programming.
dart.dev/codelabs/async-await
Dart Streams Tutorial
FREELearn Dart StreamController, stream transformations, subscriptions, and broadcast streams.
dart.dev/tutorials/language/streams
Effective Dart
FREEGoogle's official style guide for writing good Dart. Read this after learning the basics.
dart.dev/guides/language/effective-dart
pub.dev
FREEThe official Dart and Flutter package repository. Where you find packages and publish your own.
pub.dev
Flutter Official Docs
FREEWhere your Dart skills are applied. The official Flutter documentation — thorough and up to date.
flutter.dev/docs
HackQuest Sonic Learning Track
FREEThe official 8-phase Sonic developer curriculum. Complete it and earn a Sonic certification. Start here.
www.hackquest.io/learning-track/Sonic
Sonic Official Documentation
FREEComplete Sonic blockchain developer documentation — APIs, RPC endpoints, contract addresses.
docs.soniclabs.com
Sonic Testnet Faucet
FREEGet free testnet S tokens to deploy and test your contracts before going to mainnet.
testnet.soniclabs.com/account
Sonic Block Explorer
FREEView transactions, verify contracts, and monitor activity on the Sonic blockchain.
explorer.soniclabs.com
Patrick Collins Solidity Course
FREEThe best free Solidity foundation — complete before or alongside the HackQuest path for deeper understanding.
www.youtube.com/watch?v=umepbfKp5rI
OpenZeppelin Contracts
FREEBattle-tested smart contract libraries fully compatible with Sonic's EVM.
docs.openzeppelin.com/contracts
Foundry Book
FREEDocumentation for Foundry — used in Phase 6 of the HackQuest path and in every serious Sonic project.
book.getfoundry.sh
Sonic FeeM Strategy Guide
FREEOfficial guide to Sonic's Fee Monetization mechanism and how to optimize dApp revenue.
docs.sonic.game/sonic/decentralized-ecosystem/feem
Deploying to Sonic Mainnet
FREEStep-by-step guide to deploying your smart contracts on Sonic mainnet from testnet.
docs.sonic.game/sonic/deployment-guide
Sonic on DefiLlama
FREETrack Sonic's total value locked, protocol growth, and ecosystem development in real time.
defillama.com/chain/Sonic
Sonic Discord
FREEOfficial Sonic developer community — get help, find collaborators, and stay updated on ecosystem developments.
discord.gg/soniclabs