top 20 hacker news stories for 2025-04-13

A Reddit bot drove me insane

https://posthuman.blog/this-reddit-post-fried-my-brain/

a week ago

690 upvotes – 363 comments

Open guide to equity compensation

https://github.com/jlevy/og-equity-compensation

a week ago

652 upvotes – 298 comments

Everything wrong with MCP

https://blog.sshh.io/p/everything-wrong-with-mcp

a week ago

512 upvotes – 223 comments

BPS is a GPS alternative that nobody's heard of

https://www.jeffgeerling.com/blog/2025/bps-gps-alternative-nobodys-heard

a week ago

428 upvotes – 174 comments

Experimental release of GrapheneOS for Pixel 9a

https://grapheneos.social/@GrapheneOS/114327666433966529

a week ago

371 upvotes – 263 comments

The dark side of the Moomins

https://www.newstatesman.com/culture/books/2025/04/dark-side-of-the-moomins-tove-jansson

a week ago

309 upvotes – 99 comments

Show HN: I made a free tool that analyzes SEC filings and posts detailed reports

https://www.signalbloom.ai/news/

a week ago

289 upvotes – 91 comments

Whenever: Typed and DST-safe datetimes for Python

https://github.com/ariebovenberg/whenever

a week ago

286 upvotes – 143 comments

Why Fennel?

https://fennel-lang.org/rationale

a week ago

277 upvotes – 162 comments

Silicon Valley crosswalk buttons apparently hacked to imitate Musk, Zuck voices

https://www.paloaltoonline.com/technology/2025/04/12/silicon-valley-crosswalk-buttons-apparently-hacked-to-imitate-musk-zuckerberg-voices/

a week ago

277 upvotes – 85 comments

Implementing DeepSeek R1's GRPO algorithm from scratch

https://github.com/policy-gradient/GRPO-Zero

a week ago

192 upvotes – 3 comments

Math 13 – An Introduction to Abstract Mathematics [pdf]

https://www.math.uci.edu/~ndonalds/math13/notes.pdf

a week ago

187 upvotes – 9 comments

How much oranger do red orange bags make oranges look?

https://alexanderell.is/posts/orange/

a week ago

172 upvotes – 103 comments

Writing my own dithering algorithm in Racket

https://amanvir.com/blog/writing-my-own-dithering-algorithm-in-racket

a week ago

171 upvotes – 40 comments

Problems with Go channels (2016)

https://www.jtolio.com/2016/03/go-channels-are-bad-and-you-should-feel-bad/

a week ago

159 upvotes – 196 comments

Skywork-OR1: new SOTA 32B thinking model with open weight

https://github.com/SkyworkAI/Skywork-OR1

a week ago

145 upvotes – 28 comments

Breaking the Llama Community License

https://notes.victor.earth/youre-probably-breaking-the-llama-community-license/

a week ago

142 upvotes – 78 comments

Wasting Inferences with Aider

https://worksonmymachine.substack.com/p/wasting-inferences-with-aider

a week ago

138 upvotes – 105 comments

Quick Primer on MCP Using Ollama and LangChain

https://www.polarsparc.com/xhtml/MCP.html

a week ago

131 upvotes – 20 comments

How to not build a two stage model rocket

https://knowone08.gitbook.io/vgecrocketry

a week ago

126 upvotes – 46 comments
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