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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. The documented incident record, plus a searchable database of similar AI mishaps. incidentdatabase.ai Tool · How Founders Use AI AI Incident Database: Samsung Data Leak (Incident 768) AI Incident Database
  2. A free workflow that finds competitors and files structured profiles into Notion automatically. n8n.io Tool · How Founders Use AI Automate competitor research with Exa.ai, Notion and AI agents (n8n template) n8n community
  3. Set-and-forget monitoring so pricing page changes come to you instead of you checking weekly. n8n.io Tool · How Founders Use AI Monitor competitors' websites for changes with OpenAI and Firecrawl (n8n template) n8n community
  4. Purpose-built for the hardest part: keeping competitor pricing data actually current. n8n.io Tool · How Founders Use AI Automated competitor pricing monitor with Bright Data MCP & OpenAI (n8n template) n8n community
  5. Combines scraping, RSS, and an LLM into a continuous competitor intelligence feed. n8n.io Tool · How Founders Use AI AI-driven competitor & market intelligence with GPT-4 & Apify (n8n template) n8n community
  6. A free AI calculator to generate a first-draft TAM/SAM/SOM you then verify. founderpal.ai Tool · How Founders Use AI AI Market Size Calculator (free, no email) FounderPal
  7. Structured inputs stop you from letting the AI invent the assumptions. pmtoolkit.ai Tool · How Founders Use AI Free TAM SAM SOM Calculator: Investor-Ready Market Sizing in 10 Minutes PM Toolkit
  8. Paste your interview questions and it flags the leading ones before you embarrass yourself. momtest.ai Tool · How Founders Use AI MomTestAI: Validate Customer Discovery Questions MomTestAI
  9. Converts Reddit threads, search data, and YouTube signals into scored startup ideas daily. ideabrowser.com Tool · How Founders Use AI Ideabrowser Greg Isenberg
  10. Pre-mined pain points from Reddit, G2, Capterra, and app stores if you want to skip the scraping. bigideasdb.com Tool · How Founders Use AI BigIdeasDB: The Startup Ideas Database From 1M+ Real Complaints BigIdeasDB
  11. Community reviews of the daily trend-to-idea feed, with real user feedback. producthunt.com Tool · How Founders Use AI Ideabrowser.com on Product Hunt Greg Isenberg
  12. 1000+ free automation templates to build your own always-on trend monitor. n8n.io Tool · How Founders Use AI Market Research Automation Workflows (n8n community library) n8n community
  13. Funding-flow data, one of the strongest leading indicators of where markets are opening. tracxn.com Tool · How Founders Use AI AI Startups in India: Market & Investment Trends Tracxn
  14. An off-the-shelf survey instrument if you want the rigorous version pre-built. qualtrics.com Tool · How Founders Use AI Pricing Study (Van Westendorp Model) Solution Qualtrics
  15. Conversational AI surveys that probe answers in real time instead of collecting static ratings. theysaid.io Tool · How Founders Use AI TheySaid: AI User Testing, Surveys & Interviews Platform TheySaid
  16. A connector that pipes live GA4 data into ChatGPT so you skip the CSV export step. windsor.ai Tool · How Founders Use AI Connect Google Analytics 4 to ChatGPT Windsor.ai
  17. Where to graduate when your team needs SQL, notebooks, and shared data apps. hex.tech Tool · How Founders Use AI Hex: the AI analytics platform Hex
  18. An AI-native spreadsheet with a built-in analyst, a glimpse of the category's direction. rows.com Tool · How Founders Use AI Rows AI: analyze and transform data with AI Rows
  19. The best-known open-source route to chatting with your own SQL database. vanna.ai Tool · How Founders Use AI Vanna 2.0: build agents your users can actually use Vanna AI
  20. A free-to-try generator that works from just your schema, no data upload. text2sql.ai Tool · How Founders Use AI Text2SQL.ai: text to SQL and AI query generator Text2SQL.ai
  21. A free schema-aware converter, handy for one-off queries without a subscription. chartdb.io Tool · How Founders Use AI ChartDB Text to SQL converter ChartDB
  22. The product page with current compliance claims, the baseline for comparison shopping. chatgpt.com Tool · How Founders Use AI ChatGPT Enterprise OpenAI
  23. Where dashboards go next: agents that build charts and investigate metric changes for you. amplitude.com Tool · How Founders Use AI Amplitude AI Agents Amplitude
  24. The graduate-level tool once feedback volume outgrows copy-paste. dovetail.com Tool · How Founders Use AI Dovetail AI Analysis Dovetail

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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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