Daily issue / 2026-07-04
Useful things that surfaced in Hacker News discussions on 2026-07-04. Open the context to see why each one caught our attention—or jump straight to the original thread.
What we found
Mistral's reasoning model tuned for proof-heavy, small-model tasks.
Source discussion: Leanstral 1.5: Proof abundance for all
Editorial paraphrase
One commenter said Mistral is great for OCR and file analysis at tiny cost, and another suggested trying Leanstral 1.5 through OpenATP.
Read the original threadAn open-source theorem-prover runner with Docker and Modal support.
Source discussion: Leanstral 1.5: Proof abundance for all
Editorial paraphrase
A commenter wrote "Try out Leanstral 1.5 on the latest version of OpenATP" and linked the repo and docs.
Read the original threadA modern terminal system monitor with GPU, disk, network, and watt stats.
Source discussion: Explanation of everything you can see in htop/top on Linux (2019)
Editorial paraphrase
One user said they migrated to btop because it is modern and informative, and another said it even replaced iStatMenu on a MacBook.
Read the original threadA bare-metal x86 tool for cold-boot memory-dump experiments.
Source discussion: BareMetal RAM Dumper – Bare-metal x86 tool for Cold Boot Attack experiments
Editorial paraphrase
The author described freezing RAM, swapping drives, booting the dumper, and successfully dumping raw physical memory.
Read the original threadA Windows CE port for Dreamcast with a one-command build path.
Source discussion: Windows CE Dreamcast Community Edition (wince-dc)
Editorial paraphrase
A commenter said one cmake invocation goes from source to a bootable disc image with no Platform Builder, SDK install, or CD key.
Read the original threadA free ebook and scan search site for hard-to-find books.
Source discussion: Google Books (or similar) all book scans – $200k bounty (2025)
Editorial paraphrase
A commenter said they would not have read the books that shaped them without Anna's Archive and Z-Library.
Read the original threadA browser-based EPUB transfer service for Kobo readers.
Source discussion: Google Books (or similar) all book scans – $200k bounty (2025)
Editorial paraphrase
One commenter said send.djazz.se is key for getting EPUBs to a Kobo.
Read the original threadA mobile ebook reader with library, annotation, and file tools.
Source discussion: Google Books (or similar) all book scans – $200k bounty (2025)
Editorial paraphrase
One user said they have used MoonReader for many years and tuned it for a comfortable phone-and-tablet reading setup.
Read the original threadA catalog of Soviet-era books and technical translations.
Source discussion: Mir Books – Books from the Soviet Era
Editorial paraphrase
Commenters praised Mir Publishers' science and math books and linked archive copies and translations.
Read the original thread