The original LZEXE (A.K.A. Kosinski) compressor source code has been released https://clownacy.wordpress.com/2025/05/24/the-original-lzexe-a-k-a-kosinski-compressor-source-code-has-been-released/
Clownacy's Corner
The Original LZEXE (A.K.A. Kosinski) Compressor Source Code Has Been Released
Last year, I discovered that the Kosinski compression format is actually LZEXE, which was used for compressing DOS executables back in the 90s and the late 80s. Its developer catalogues three versi…
Restoring a ZX Spectrum+ Toastrack https://celso.io/posts/2025/06/28/toastrack/
celso.io
Restoring a ZX Spectrum+ Toastrack
I talk a lot about Commodore machines in this blog; they left a bigger dent in me growing up, but like most kids of my generation living in Portugal in the 80s, the first computers I played with were actually Sinclairs—first my friend’s ZX81 and then a ZX…
Show HN: A continuation of IRS Direct File that can be self-hosted https://github.com/openfiletax/openfile
GitHub
GitHub - openfiletax/openfile: A free tax tool based on IRS Direct File
A free tax tool based on IRS Direct File. Contribute to openfiletax/openfile development by creating an account on GitHub.
Cloudflare to introduce pay-per-crawl for AI bots https://blog.cloudflare.com/introducing-pay-per-crawl/
The Cloudflare Blog
Introducing Pay per crawl- enabling content owners to charge AI crawlers for access
Pay per crawl is a new feature to allow content creators to charge AI crawlers for access to their content.
I built something that changed my friend group's social fabric https://blog.danpetrolito.xyz/i-built-something-that-changed-my-friend-gro-social-fabric/
Dan Petrolito
I built something that changed my friend group's social fabric
This is a story that started back in 2022, but I think its a perfect time to reflect on the impact that it has had on my friend group still to this day.
A year or so before COVID, our friend group dispersed across the world - I moved to
A year or so before COVID, our friend group dispersed across the world - I moved to
GPEmu: A GPU emulator for rapid, low-cost deep learning prototyping [pdf] https://vldb.org/pvldb/vol18/p1919-wang.pdf
OpenFLOW – Quickly make beautiful infrastructure diagrams local to your machine https://github.com/stan-smith/OpenFLOW
GitHub
GitHub - stan-smith/OpenFLOW: Make beautiful isometric infrastructure diagrams
Make beautiful isometric infrastructure diagrams. Contribute to stan-smith/OpenFLOW development by creating an account on GitHub.
Pluto is a unique dialect of Lua with a focus on general-purpose programming https://github.com/PlutoLang/Pluto
GitHub
GitHub - PlutoLang/Pluto: A superset of Lua 5.4 with a focus on general-purpose programming.
A superset of Lua 5.4 with a focus on general-purpose programming. - PlutoLang/Pluto
Show HN: Spegel, a Terminal Browser That Uses LLMs to Rewrite Webpages https://simedw.com/2025/06/23/introducing-spegel/
SimEdw's Blog
Spegel - A Terminal Browser That Uses LLMs to Rewrite Webpages
Spegel is a proof-of-concept terminal web browser that feeds HTML through an LLM before serving it as markdown in the terminal.
Genetic code enables zebrafish to mend damaged organs https://www.caltech.edu/about/news/genetic-code-enables-zebrafish-to-mend-damaged-organs
California Institute of Technology
Genetic Code Enables Zebrafish to Mend Damaged Organs
New research identifies the genes necessary for zebrafish to regenerate their hearts after damage—work that could ultimately impact the recovery of human patients after heart attacks.
Grammarly acquires Superhuman https://www.reuters.com/business/grammarly-acquires-email-startup-superhuman-ai-platform-push-2025-07-01/
Reuters
Grammarly to acquire email startup Superhuman in AI platform push
Grammarly has signed a deal to acquire email efficiency tool Superhuman as part of the company's push to build an artificial intelligence-powered productivity suite and diversify its business, its executives told Reuters in an interview.
Scientists identify culprit behind biggest-ever U.S. honey bee die-off https://www.science.org/content/article/scientists-identify-culprit-behind-biggest-ever-u-s-honeybee-die
Science
Scientists identify culprit behind biggest-ever U.S. honey bee die-off
USDA research points to viruses spread by pesticide-resistant mites, indicating a worrying trend
Feasibility study of a mission to Sedna - Nuclear propulsion and solar sailing https://arxiv.org/abs/2506.17732
arXiv.org
Feasibility study of a mission to Sedna -- Nuclear propulsion and...
Exploring the outer reaches of the Solar System presents significant propulsion and mission design challenges. This study assesses the feasibility of a mission to Sedna using two advanced...
Show HN: Jobs by Referral: Find jobs in your LinkedIn network https://jobsbyreferral.com/
Jobsbyreferral
Jobs by Referral
Find your next job through your network
The Fed says this is a cube of $1M. They're off by half a million https://calvin.sh/blog/fed-lie/
calvin.sh
The Fed says this is a cube of $1 million. They're off by half a million. - Calvin Liang
Trust me, I counted.
Converting a large mathematical software package written in C++ to C++20 modules https://arxiv.org/abs/2506.21654
arXiv.org
Experience converting a large mathematical software package...
Mathematical software has traditionally been built in the form of "packages" that build on each other. A substantial fraction of these packages is written in C++ and, as a consequence, the...
Show HN: I built the tool I wished existed for moving Stripe between countries https://www.stripemove.com/
Stripemove
Stripe Move - Switch Stripe Accounts Without Losing Your Customers
Keep your business running while moving countries. Our automated tool transfers everything seamless: customers, subscriptions, products, coupons and payment methods.
When Did Nature Burst into Vivid Color? https://www.quantamagazine.org/when-did-nature-burst-into-vivid-color-20250627/
Quanta Magazine
When Did Nature Burst Into Vivid Color? | Quanta Magazine
Scientists reconstructed 500 million years of evolutionary history to reveal which came first: colorful signals or the color vision needed to see them.
HN Slop: AI startup ideas generated from Hacker News https://www.josh.ing/hn-slop
www.josh.ing
HN Slop - AI Startup Ideas from Hacker News
Fresh AI generated startup ideas from the current Hacker News front page. Powered by Claude AI.