LibreLingo – FOSS Alternative to Duolingo(librelingo.app)
736 points by hyperific | 329 comments
Homepage of LibreLingo, an experimental community-driven, free and open-source language-learning platform positioned as a Duolingo alternative.
Hacker News on
Stories posted this day, by points. Rank history starts with the October 2026 rebuild.
Firefox tab groups are here(blog.mozilla.org)
697 points by TangerineDream | 394 comments
Mozilla's Distilled blog post announcing that tab groups, a feature requested by thousands of users, are now available in Firefox.
Jepsen: Amazon RDS for PostgreSQL 17.4(jepsen.io)
581 points by aphyr | 138 comments
Jepsen analysis by Kyle Kingsbury showing Amazon RDS for PostgreSQL multi-AZ clusters violate Snapshot Isolation, exhibiting Long Fork anomalies across versions 13.15 to 17.4.
Try Switching to Kagi(daringfireball.net)
579 points by Ch00k | 394 comments
A Daring Fireball post by John Gruber recommending readers try switching their default search engine to Kagi, the paid search service.
Only Teslas exempt from new auto tariffs thanks to 85% domestic content rule(fuelarc.com)
544 points by abduhl | 543 comments
FuelArc article reporting that only Tesla vehicles qualify for exemption from new US auto tariffs under an 85% domestic content rule.
Chain of Recursive Thoughts: Make AI think harder by making it argue with itself(github.com)
517 points by miles | 226 comments
GitHub repository for Chain-of-Recursive-Thoughts, an MIT-licensed tool that makes an AI model improve answers by repeatedly arguing with itself.
O3 beats a master-level GeoGuessr player, even with fake EXIF data(sampatt.com)
414 points by bko | 285 comments
Blog post by Sam Patterson comparing OpenAI's o3 model against a master-level GeoGuessr player, including rounds with fake EXIF data and without search.
Amazon to display tariff costs for consumers(punchbowl.news)
375 points by donohoe | 269 comments
Punchbowl News article reporting that Amazon plans to show consumers how much tariffs add to product prices.
Show HN: Beatsync – perfect audio sync across multiple devices(github.com)
375 points by freemanjiang | 108 comments
GitHub repository for Beatsync, an open-source browser-based audio player that synchronizes playback across multiple devices with millisecond accuracy and spatial audio.
Indian court orders blocking of Proton Mail(techcrunch.com)
361 points by impish9208 | 173 comments
TechCrunch article reporting that an Indian court has ordered the blocking of the encrypted email service Proton Mail in the country.
Waymo and Toyota outline partnership to advance autonomous driving deployment(waymo.com)
358 points by ra7 | 296 comments
Waymo blog post announcing a strategic partnership with Toyota to advance autonomous driving deployment, including personally owned vehicles.
Knowledge-based society, my ass(mihaiolteanu.me)
260 points by molteanu | 60 comments
My sourdough starter has twins(brainbaking.com)
188 points by Tomte | 73 comments
Path Isn't Real on Linux(blog.danielh.cc)
92 points by max__dev | 76 comments
DECtalk Archive(dectalk.nu)
89 points by classichasclass | 15 comments
Gaussian Splatting Meets ROS2(github.com)
51 points by shadygm | 13 comments
Help ChatGPT discover your products(openai.com)
38 points by vslira | 34 comments
Not a Zombie(notazombie.net)
19 points by carabiner | 1 comments
Art of the Hedgerow(engelsbergideas.com)
5 points by royalroad | 0 comments