Explore · The library

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 The ONLY Instantly AI Video You Need to Watch Independent cold email operator (YouTube)
  2. Free structured course with SOPs and templates, the fastest zero-to-sending path. instantly.ai Course · How Founders Use AI Instantly Cold Email Masterclass Instantly.ai
  3. Video · How Founders Use AI Cold Email Masterclass with Instantly.ai Founder Nils Schneider (Instantly.ai)
  4. Video · How Founders Use AI $100M Cold Outreach Masterclass with Alex Hormozi and the Instantly Founders Alex Hormozi + Instantly.ai
  5. The genuinely-no-budget version: public data sources, your own inbox, and discipline. blog.ozigi.app Article · How Founders Use AI Outbound for Bootstrapped Startups: Pipeline With No Budget Ozigi
  6. An India-based platform's founder-friendly shortlist with pricing reality checks. fueler.io Article · How Founders Use AI 7 Best Cold Email Tools for Startup Founders Fueler
  7. A 30-day hands-on bake-off, more trustworthy than spec-sheet comparisons. mailforge.ai Article · How Founders Use AI We Tested 11 Best Cold Email Tools For 30 Days Mailforge
  8. Frames the real stack decision: cheap volume tooling versus signal-driven quality tooling. unifygtm.com Article · How Founders Use AI Best Cold Email Software: Volume vs. Signal Unify
  9. A bootstrapped company's own cold email playbook, receipts included. startupspells.com Article · How Founders Use AI The Cold Email Playbook Smartlead used to hit $20M ARR Startup Spells
  10. Wide-angle tool map so you know what each category of software is actually for. klenty.com Article · How Founders Use AI 22 Outbound Sales Software To Book More Meetings Klenty
  11. Unlimited mailboxes and warmup at flat pricing, the scaling-without-seat-fees option. smartlead.ai Tool · How Founders Use AI Smartlead Smartlead
  12. One affordable tool covering email plus LinkedIn steps when you outgrow email-only. lemlist.com Tool · How Founders Use AI lemlist Multichannel Prospecting lemlist
  13. A bootstrapper-funder's collection of playbooks that built real pipelines. founderpath.com Guide · How Founders Use AI Cold Outreach Strategy: 26 Proven Playbooks Founderpath
  14. A practitioner's full playbook with email-by-email structure and math on meeting rates. jonathanrintala.com Guide · How Founders Use AI The B2B SaaS Cold Email Playbook Jonathan Rintala
  15. LinkedIn's official view of its AI features, the safest automation you can use on the platform. business.linkedin.com Guide · How Founders Use AI AI for Sales: How AI is Changing the Sales Process LinkedIn
  16. Explains the SSI score that quietly shapes how far your outreach and content travel. business.linkedin.com Guide · How Founders Use AI From Social Selling Index (SSI) to AI LinkedIn
  17. The primary-source doc on Account IQ, Lead IQ, and Message Assist capabilities. linkedin.com Guide · How Founders Use AI Generative AI in Sales Navigator (help doc) LinkedIn
  18. Track new AI features as they ship instead of paying a bot vendor to replicate them. linkedin.com Article · How Founders Use AI Sales Navigator product updates blog LinkedIn
  19. Shows LinkedIn's push into warm AI-assisted intros, the future of the platform's selling motion. linkedin.com Article · How Founders Use AI Powering LinkedIn.com with Sales Navigator insights and AI-assisted introductions LinkedIn
  20. Video · How Founders Use AI How To Use LinkedIn Sales Navigator To Generate Leads (Works In 2025) Independent GTM creator (YouTube)
  21. Video · How Founders Use AI LinkedIn Sales Navigator Tutorial (Updated for 2026) Independent GTM creator (YouTube)
  22. Video · How Founders Use AI The Best LinkedIn Sales Navigator Guide for 2026 Independent GTM creator (YouTube)
  23. Video · How Founders Use AI LinkedIn Sales Navigator Ultimate Guide [2025] Independent GTM creator (YouTube)
  24. The mechanics of blending LinkedIn touches into an email sequence safely. help.lemlist.com Guide · How Founders Use AI How to add LinkedIn steps to your sequence lemlist

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The hubs

Starting Up Find an idea, validate it, build, and land your first customers. 1327 questions GTM Go-to-market, from breaking in to how the best teams do it. 379 questions D2C Building a direct-to-consumer brand, India-first. 512 questions Wealth Paying yourself, ESOPs, secondaries, and de-risking founder wealth. 165 questions How Founders Use AI How founders actually put AI to work, mapped topic by topic. 360 questions Glossary Plain-language definitions of the startup and VC terms you'll hit. 425 terms