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Ask HN: What Are You Working On? (June 2025) ()
345 points by david927 1 day ago - 1075 commentsShow HN: TokenDagger – A tokenizer faster than OpenAI's Tiktoken (github.com)
227 points by matthewolfe 10 hours ago - 62 comments
There are no new ideas in AI only new datasets (blog.jxmo.io)
225 points by bilsbie 7 hours ago - 125 comments
Show HN: New Ensō – first public beta (untested.sonnet.io)
199 points by rpastuszak 11 hours ago - 78 comments
The provenance memory model for C (gustedt.wordpress.com)
190 points by HexDecOctBin 13 hours ago - 98 comments
I write type-safe generic data structures in C (danielchasehooper.com)
175 points by todsacerdoti 5 hours ago - 60 comments- Donkey Kong Country 2 and Open Bus (jsgroth.dev)
173 points by colejohnson66 7 hours ago - 41 comments 
The Plot of the Phantom, a text adventure that took 40 years to finish (scottandrew.com)
168 points by SeenNotHeard 3 days ago - 33 comments
New proof dramatically compresses space needed for computation (scientificamerican.com)
164 points by baruchel 3 days ago - 90 comments
The New Skill in AI Is Not Prompting, It's Context Engineering (philschmid.de)
138 points by robotswantdata 1 hour ago - 50 comments- Xfinity using WiFi signals in your house to detect motion (xfinity.com)
135 points by bearsyankees 3 hours ago - 95 comments - Ask HN: What's the 2025 stack for a self-hosted photo library with local AI? ()
112 points by jamesxv7 4 hours ago - 54 comments - Reverse Engineering Vercel's BotID (nullpt.rs)
81 points by hazebooth 10 hours ago - 12 comments 
Datadog's $65M/year customer mystery solved (blog.pragmaticengineer.com)
80 points by thunderbong 4 hours ago - 20 comments- The hidden JTAG in a Qualcomm/Snapdragon device’s USB port (linaro.org)
76 points by denysvitali 4 hours ago - 14 comments - Auth for B2B SaaS: it's not like auth for consumer software (tesseral.com)
68 points by noleary 7 hours ago - 36 comments 
Printegrated Circuits: Merging 3D Printing and Electronics (spectrum.ieee.org)
59 points by rbanffy 11 hours ago - 21 comments- They don't make 'em like that any more: Sony DTC-700 audio DAT player/recorder (kevinboone.me)
56 points by naves 4 hours ago - 38 comments - Cloud-forming isoprene and terpenes from crops may drastically improve climate (smithsonianmag.com)
37 points by gsf_emergency_2 8 hours ago - 28 comments 
Asynchronous Error Handling Is Hard (parallelprogrammer.substack.com)
29 points by hedgehog 1 day ago - 21 comments