Hackernews posts about YC S20

YC S20 is the class of startups that recently graduated from Y Combinator's 2020 winter batch.

1. Sorcerer (YC S24) raises $3.9M to launch more weather balloons (www.axios.com)
   53 points by tndl 21 days ago | 67 comments
2. LLM ready regulatory data for lifescience apps- Entvin (YC S22) (entvin.com)
   1 points by hemant125 24 days ago | discuss
3. Show HN: Nxtscape – an open-source agentic browser (github.com)
   314 points by felarof 13 days ago | 206 comments
4. Show HN: rtrvr.ai – New Free SOTA AI Web Agent Beats Even Operator (www.rtrvr.ai)
   8 points by arjunchint 11 days ago | 2 comments
5. Show HN: Fomr – The Fastest Form Builder (fomr.io)
   2 points by bohdan_kh 18 days ago | 1 comments
6. YC AI Startup School 2025 – Highlights (chipinsights.substack.com)
   1 points by bharathw30 6 days ago | discuss
7. Paul Graham as your personal AI Advisor (paulgraham.resurrect.space)
   4 points by vednig 6 days ago | 1 comments
8. Reverse-Engineered YC's Work at a Startup's Directory (www.rayhanadev.com)
   3 points by rayhanadev 22 days ago | discuss
9. AI agent startups at Y Combinator’s Spring ’25 Demo Day (www.businessinsider.com)
   40 points by aspenmayer 20 days ago | 40 comments
10. Launch HN: Vassar Robotics (YC X25) – $219 robot arm that learns new skills
    580 points by charleszyong 23 days ago | 219 comments
11. Launch HN: Issen (YC F24) – Personal AI language tutor
    313 points by mariano54 7 days ago | 272 comments
12. Better Auth, by a self-taught Ethiopian dev, raises $5M from Peak XV, YC (techcrunch.com)
    282 points by bundie 8 days ago | 178 comments
13. Launch HN: BitBoard (YC X25) – AI agents for healthcare back-offices
    63 points by arcb 23 days ago | 29 comments
14. GTM advice from my experience at 2 YC Startups
    3 points by sam_josh1 20 days ago | discuss
15. Ask HN: Am I tool old to apply for YC?
    2 points by nisthana 14 days ago | 4 comments
16. Halfway YC's AI Event – After LessWrong, Arbor, Manifold
    2 points by devken 17 days ago | 2 comments
17. Midway YC's AI Event – After LessWrong, Arbor, Manifest
    2 points by devonkennedy 17 days ago | 2 comments
18. Y Combinator alum launched a new $34M fund dedicated to YC startups (techcrunch.com)
    2 points by kul about 7 hours ago | discuss
19. Caldwell and Buchheit Are Leaving YC to Start a New Series A Fund (www.forbes.com)
    1 points by coloneltcb 21 days ago | discuss
20. Nearly $109M in Yotta (YC S20) customer deposits vanish (www.cnbc.com)
    35 points by segasaturn 5 months ago | 5 comments
21. Show HN: Make any mobile app easier to use with AI (CommandBar Mobile;YC S20) (www.commandbar.com)
    9 points by cristinaibunea over 1 year ago | discuss
22. How Supabase (YC S20) became this generation’s database (www.basedash.com)
    1 points by rmason almost 2 years ago | discuss
23. Show HN: Node.js video tutorials where you can edit and run the code
    258 points by somebee 2 months ago | 89 comments
24. Show HN: Excel to Python Compiler (pyoneer.ai)
    79 points by narush about 1 year ago | 36 comments
25. Open source projects rewarding contributors (console.algora.io)
    7 points by zcesur almost 2 years ago | 1 comments
26. Grading our (successful) YC application from S20 (www.commandbar.com)
    10 points by cristinaibunea over 1 year ago | discuss
27. Launch HN: Eggnog (YC W24) – AI videos with consistent characters
    93 points by samplank2 over 1 year ago | 55 comments
28. Launch HN: Airhart Aeronautics (YC S22) – A modern personal airplane
    738 points by n_ermosh 11 months ago | 615 comments
29. Launch HN: Twenty.com (YC S23) – Open-source CRM
    415 points by iFelix almost 2 years ago | 311 comments
30. Launch HN: Exa (YC S21) – The web as a database
    412 points by willbryk about 2 months ago | 133 comments
31. Launch HN: Sorcerer (YC S24) – Weather balloons that collect more data
    365 points by tndl 11 months ago | 172 comments
32. Launch HN: Silurian (YC S24) – Simulate the Earth
    338 points by rejuvyesh 10 months ago | 141 comments
33. Launch HN: Haystack (YC S24) – Visualize and edit code on an infinite canvas (github.com)
    328 points by akshaysg 9 months ago | 173 comments
34. Launch HN: Skyvern (YC S23) – open-source AI agent for browser automations (github.com)
    327 points by suchintan 8 months ago | 74 comments
35. Launch HN: Undermind (YC S24) – AI agent for discovering scientific papers
    292 points by jramette 11 months ago | 126 comments
36. Launch HN: Diversion (YC S22) – Cloud-Native Git Alternative
    280 points by sasham over 1 year ago | 423 comments
37. Launch HN: Stack Auth (YC S24) – An Open-Source Auth0/Clerk Alternative (github.com)
    280 points by n2d4 11 months ago | 141 comments
38. Launch HN: PeerDB (YC S23) – Fast, Native ETL/ELT for Postgres
    261 points by saisrirampur almost 2 years ago | 101 comments
39. Launch HN: Refine (YC S23) – Open-source platform for enterprise web apps
    259 points by civan almost 2 years ago | 92 comments
40. Launch HN: Tiptap (YC S23) – Toolkit for developing collaborative editors
    246 points by philipisik almost 2 years ago | 103 comments
41. Launch HN: Sweep (YC S23) – A bot to create simple PRs in your codebase (github.com)
    198 points by williamzeng0 almost 2 years ago | 114 comments
42. Launch HN: HyLight (YC S23) – Hydrogen airships to inspect energy infrastructure
    192 points by ThomasLaporte almost 2 years ago | 207 comments
43. Launch HN: Roame (YC S23) – Flight search engine for your credit card points
    192 points by zman0225 11 months ago | 130 comments
44. Launch HN: CodeViz (YC S24) – Visual maps of your codebase in VS Code
    189 points by LiamPrevelige 10 months ago | 89 comments
45. Launch HN: Deepsilicon (YC S24) – Software and hardware for ternary transformers
    189 points by areddyyt 10 months ago | 79 comments
46. Launch HN: Certainly Health (YC S23) – Book doctors without surprise bills
    186 points by blastbking almost 2 years ago | 145 comments
47. Launch HN: Continue (YC S23) – Create custom AI code assistants (hub.continue.dev)
    178 points by sestinj 3 months ago | 110 comments
48. Launch HN: Overwatch (YC S22): OSINT platform for cyber and fraud risk
    164 points by Bisen about 1 year ago | 89 comments
49. Launch HN: Modern Realty (YC S24) – AI Real Estate Agent for Home Buyers
    153 points by greenfish6 9 months ago | 305 comments