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Every resource founders actually use, in one library.

The essays, videos, podcasts, books and tools behind every answer across eChai's hubs, from starting up to go-to-market, D2C, founder money and AI, each with a note on why it is here.

What founders use most, ranked by how many answers lean on it.

  1. Video · How Founders Use AI How to Use Copilot in Excel: Full Tutorial (2025) Lisa Crosbie
  2. Video · How Founders Use AI Julius AI Review: Data Analysis, Charts, AI Insights Tested ThesisAI
  3. Video · How Founders Use AI Vanna AI: Build SQL AI Chatbots To Talk To Database (open source) Universe of AI
  4. Video · How Founders Use AI Text to SQL with Ollama and Vanna, locally, with any database Fahd Mirza
  5. Video · How Founders Use AI Vanna: Chat (RAG) With SQL Databases MG
  6. Video · How Founders Use AI How to do AI analysis you can actually trust (audio) Lenny's Reads
  7. Video · How Founders Use AI Build Interactive Dashboards with Claude Artifacts NextWork
  8. Video · How Founders Use AI Building a Streamlit Component from Scratch with Claude Code Fanilo Andrianasolo
  9. Video · How Founders Use AI Analyzing Online Reviews with ChatGPT Jeff Toister
  10. Video · How Founders Use AI Analysing Customer Reviews Using ChatGPT Bear Liu
  11. Video · How Founders Use AI Analyzing Customer Reviews with Helium 10 and ChatGPT (417k reviews) Marketplace Valet
  12. Video · How Founders Use AI How to Analyze Survey Responses with a Knowledge Graph AI Tool Nodus Labs
  13. Video · How Founders Use AI Use ChatGPT to Analyze Customer Feedback Content Sparks
  14. Video · How Founders Use AI B2B Startup Metrics (Startup School) Y Combinator
  15. Video · How Founders Use AI How to Clean Up Messy Data in Minutes with Claude AI (Excel) p2automation
  16. Video · How Founders Use AI How CFOs Are Cleaning Messy Excel Data with AI: 3 Methods, Zero Manual Work Christian Martinez (AI for Finance)
  17. Video · How Founders Use AI AI in Spreadsheets: How to Clean Data, Translate, Classify at Scale The GRAPH Courses
  18. Video · How Founders Use AI Julius AI: From Messy Data To Clean Report NeuralNine
  19. Video · How Founders Use AI Watch me CLEANING DATA with SQL & AI in minutes Jess Ramos
  20. Video · How Founders Use AI STOP Cleaning Data Manually: Build a Free AI Data Cleaner Excel For Freelancers
  21. Video · How Founders Use AI Clean Messy Spreadsheets with AI in 60 Seconds (CSV & Excel) DataClean
  22. Video · How Founders Use AI Are AI Analysts Replacing Data Analysts? The Truth Atlan
  23. Video · How Founders Use AI AI is Taking Over the Data Analyst Job Market... Now What? Kedeisha Bryan
  24. Video · How Founders Use AI Will AI Replace Data Analysts? Christine Jiang

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The hubs

Starting Up Find an idea, validate it, build, and land your first customers. 1046 questions GTM Go-to-market, from breaking in to how the best teams do it. 352 questions D2C Building a direct-to-consumer brand, India-first. 482 questions Wealth Paying yourself, ESOPs, secondaries, and de-risking founder wealth. 154 questions How Founders Use AI How founders actually put AI to work, mapped topic by topic. 278 questions Glossary Plain-language definitions of the startup and VC terms you'll hit. 390 terms
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