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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. Record once, auto-generate transcript, clips, show notes, and social posts. riverside.com Tool · How Founders Use AI Riverside AI: Turn One Recording Into Clips, Posts, and Blogs Riverside
  2. Feed it a YouTube link or PDF, get platform-specific drafts everywhere. blotato.com Tool · How Founders Use AI Blotato Sabrina Ramonov
  3. Upload 8 samples and get a managed, team-wide brand voice layer. jasper.ai Tool · How Founders Use AI Jasper Brand Voice Jasper
  4. Paste 3,000 words of your writing, get a selectable voice in every chat. copy.ai Tool · How Founders Use AI Brand Voice by Copy.ai Copy.ai (now part of Fullcast)
  5. Script to avatar video in 175+ languages, no camera required. heygen.com Tool · How Founders Use AI HeyGen HeyGen (Joshua Xu)
  6. The enterprise-grade AI video platform, now a $4B company. synthesia.io Tool · How Founders Use AI Synthesia Synthesia
  7. Marketing-specific AI with brand voice and campaign templates built in. jasper.ai Tool · How Founders Use AI Jasper Jasper
  8. A LinkedIn post generator trained on proven posts, not generic internet text. easygen.io Tool · How Founders Use AI EasyGen Ruben Hassid
  9. Build a digital twin that presents your script in minutes. heygen.com Tool · How Founders Use AI HeyGen AI Video Avatars HeyGen
  10. Product explainers and launch videos localized into dozens of languages. synthesia.io Tool · How Founders Use AI Synthesia for Marketing Videos and Product Explainers Synthesia
  11. An AI co-editor that cuts filler, adds captions, and polishes in minutes. descript.com Tool · How Founders Use AI Descript Underlord Descript
  12. Record studio-quality once; Magic Clips finds the short-form moments. riverside.com Tool · How Founders Use AI Riverside Riverside
  13. Purpose-built engine for repurposing and amplifying across channels. distribution.ai Tool · How Founders Use AI Distribution.ai Ross Simmonds
  14. Writing assistant, image generation, and translation inside the newsletter editor. beehiiv.com Tool · How Founders Use AI beehiiv AI beehiiv
  15. Record, edit by deleting text, publish; the solo-founder podcast studio. descript.com Tool · How Founders Use AI Descript for Podcasting Descript
  16. Every episode ships with transcript, chapters, and notes automatically. riverside.com Tool · How Founders Use AI AI Podcast Show Notes, Summary & Chapters in 1 Click Riverside
  17. Track brand visibility inside ChatGPT, Claude, and Perplexity. finseo.ai Tool · How Founders Use AI Finseo AI Visibility Tracker Finseo
  18. One founder plus Arcads replaces the casting, shooting, and editing loop of a UGC agency. arcads.ai Tool · How Founders Use AI Arcads: create winning ads with AI actors Arcads (Romain Torres & Dylan Fournier)
  19. The primary spec sheet: capabilities, versions, and access paths in one place. deepmind.google Tool · How Founders Use AI Veo, Google DeepMind's video model Google DeepMind
  20. The audio-dubbing gold standard: voice-preserved translation across dozens of languages. elevenlabs.io Tool · How Founders Use AI ElevenLabs Dubbing Studio ElevenLabs
  21. Lip-synced video translation, the difference between dubbed audio and a believable video. heygen.com Tool · How Founders Use AI HeyGen AI Dubbing / Video Translate HeyGen
  22. The clip generator inside the editor you'll finish the cut in anyway. descript.com Tool · How Founders Use AI Descript Clips: generate short clips from any video with AI Descript
  23. Benchmarks your AI share of voice against competitors across 405M+ real search-backed prompts. ahrefs.com Tool · How Founders Use AI Ahrefs Brand Radar: See ANY brand's AI visibility Ahrefs
  24. The fastest free way to see whether ChatGPT and Gemini mention you at all. ahrefs.com Tool · How Founders Use AI Free AI Visibility Checker Ahrefs

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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
eChai Partner Brands The partnership →