Hackernews posts about S21

S21 is a class of companies that received funding from Y Combinator's Summer 2021 batch of startups.

1. Launch HN: GPT Driver (YC S21) – End-to-end app testing in natural language
   129 points by cschiller 29 days ago | 82 comments
2. Tell HN: Urgent write Congress on patent trolls: stop PERA S2140 PREVAIL S2220
   5 points by exabrial 9 days ago | 1 comments
3. Launch HN: Skyvern (YC S23) – open-source AI agent for browser automations (github.com)
   327 points by suchintan 28 days ago | 74 comments
4. Launch HN: Midship (YC S24) – Turn PDFs, docs, and images into usable data
   121 points by maxmaio 15 days ago | 61 comments
5. Launch HN: FlyCode (YC S22) – Stop losing revenue due to failed payments
   103 points by JakeVacovec 22 days ago | 66 comments
6. Launch HN: Patched (YC S24) – AI workflows for post-code tasks
   67 points by rohansood15 21 days ago | 20 comments
7. The Math Bomb (S01E04): Algebra Finds Out About Its Mortality (drive.google.com)
   2 points by kwojno 24 days ago | 5 comments
8. Sourcetable (ShowHN S24) is now free for students (blog.sourcetable.com)
   2 points by mceoin 29 days ago | discuss
9. Report corroborates on Samsung making Galaxy S25 'Slim' to compete with iPhone (9to5mac.com)
   1 points by iamsanteri 5 days ago | 1 comments
10. BlueHat 2024: S16: Three Decades of Network Security Evolution [video] (www.youtube.com)
    1 points by ttyprintk 6 days ago | 1 comments
11. Show HN: Simple Synthetic Medical Data (demo.talcapi.com)
    2 points by maxrmk 23 days ago | discuss
12. Show HN: Nexus – GPT Lead Generation for Non-Sales Professionals (trynexus.my)
    1 points by whtan99 13 days ago | 1 comments
13. Linqpad turns off my monitor (when connected to laptop)
    1 points by LandR 9 days ago | discuss
14. It's legal for police to use deception in interrogations. Some want that to end (text.npr.org)
    281 points by everybodyknows 13 days ago | 258 comments
15. Eighty Years of the Finite Element Method (2022) (link.springer.com)
    203 points by sandwichsphinx 19 days ago | 102 comments
16. Chimpanzees' performance on computer tasks changes when people watching them (www.cell.com)
    149 points by giuliomagnifico 12 days ago | 73 comments
17. Exposure to phthalate compromises brain function in adult vertebrates (www.sciencedirect.com)
    139 points by PaulHoule 15 days ago | 59 comments
18. 200k subscribers flee 'Washington Post' after Bezos blocks Harris endorsement (www.npr.org)
    126 points by ceejayoz 24 days ago | 182 comments
19. How Chordcat works – a chord naming algorithm (blog.s20n.dev)
    125 points by lapnect 10 days ago | 105 comments
20. Mapping the Ionosphere with Phones (www.nature.com)
    95 points by gnabgib 8 days ago | 15 comments
21. Electro-agriculture: Revolutionizing farming for a sustainable future (www.cell.com)
    94 points by foota 27 days ago | 38 comments
22. The evolution of nepotism in academia, 1088-1800 (link.springer.com)
    86 points by surprisetalk 20 days ago | 110 comments
23. It's raining PFAS in South Florida – study (www.sciencedirect.com)
    85 points by Jimmc414 15 days ago | 40 comments
24. Scalable watermarking for identifying large language model outputs (www.nature.com)
    68 points by ghshephard 21 days ago | 43 comments
25. Imaging shapes of atomic nuclei in high-energy nuclear collisions (www.nature.com)
    60 points by bookofjoe 14 days ago | 5 comments
26. The anomalous state of Uranus's magnetosphere during the Voyager 2 flyby (www.nature.com)
    53 points by Hooke 9 days ago | 9 comments
27. Rapamycin: One Drug, Many Effects (2014) (www.cell.com)
    47 points by sandwichsphinx 25 days ago | 22 comments
28. Room temp chirality switching and detection in a helimagnetic MnAu2 thin film (www.nature.com)
    46 points by westurner 30 days ago | 3 comments
29. Diet-dependent host metabolite shape gut microbiota to protect from autoimmunity (www.cell.com)
    44 points by sandwichsphinx 17 days ago | 20 comments
30. Experts testify at UFO hearing in Congress (text.npr.org)
    41 points by samizdis 8 days ago | 99 comments