fp.

Show HN: I wrote a minimal memory allocator in C

https://github.com/t9nzin/memory

82•t9nzin•9h ago•20 comments

Show HN: Syd – An offline-first, AI-augmented workstation for blue teams

https://www.sydsec.co.uk

2•paul2495•40m ago•0 comments

Show HN: Simulating the vacuum as a superfluid to derive Alpha = 1/137

https://github.com/moseszhu999/geometric-vacuum-sim

3•moseszhu•55m ago•1 comments

Show HN: Gitlogue – A terminal tool that replays your Git commits with animation

https://github.com/unhappychoice/gitlogue

127•unhappychoice•5d ago•15 comments

Show HN: WeatherOrNot a maximal weather app in the terminal

https://james-see.github.io/weatherornot/

4•jamescampbell•1h ago•0 comments

Show HN: I built a free kids coloring site with AI

https://happykidscoloring.com/en

3•daimajia•2h ago•1 comments

Show HN: SitStand – Control your standing desk from the command line

https://gregraiz.com/blog/sitstand-bluetooth-desk-controller/

6•graiz•3h ago•0 comments

Show HN: Build the habit of writing meaningful commit messages

https://github.com/arpxspace/smartcommit

104•Aplikethewatch•1d ago•122 comments

Show HN: 3M km interferometer concept using Saturn moons

https://zenodo.org/records/17665935

2•kurtswendson•5h ago•0 comments

Show HN: Forty.News – Daily news, but on a 40-year delay

https://forty.news

419•foxbarrington•1d ago•167 comments

Show HN: Wealthfolio 2.0- Open source investment tracker. Now Mobile and Docker

https://wealthfolio.app/?v=2.0

663•a-fadil•2d ago•211 comments

Show HN: Revisit – Session recording analysis that "watches" the video

https://revisit.pro/

2•egykettoharo•8h ago•0 comments

Show HN: Built a tool solve the nightmare of chunking tables in PDF vs. Markdown

https://github.com/2dogsandanerd/smart-ingest-kit

3•2dogsanerd•13h ago•0 comments

Show HN: I built a wizard to turn ideas into AI coding agent-ready specs

https://vibescaffold.dev/

64•straydusk•1d ago•36 comments

Show HN: Real-time freelancer marketplace with per-second billing

https://gigs.quest/

4•ufvy•11h ago•5 comments

Show HN: I just fixed .env once and for all – better-env

https://better-env.dev

7•harish3304•12h ago•2 comments

Show HN: OhNiceRepo – Easily discover trending GitHub gems and repos

https://ohnicerepo.pages.dev

2•behnamazimi•13h ago•0 comments

Show HN: Genesis DB now provides a full gRPC API alongside HTTP

https://www.genesisdb.io/blog/posts/2025-11-23/grpc-endpoint

4•patriceckhart•13h ago•0 comments

Show HN: Search tool for "Ask HN: What Are You Working On?"

https://nthesis.ai/public/hn-working-on

6•osigurdson•14h ago•0 comments

Show HN: PolyGPT – ChatGPT, Claude, Gemini, Perplexity responses side-by-side

https://polygpt.app

23•ncvgl•1d ago•14 comments

Show HN: Dank-AI – Ship production AI agents 10x faster

https://www.dank-ai.xyz/

6•deltadarkly•1d ago•5 comments

Show HN: Makefiles, Metalanguages, Matrioshka Automata

https://robot-wranglers.github.io/compose.mk/

2•robot-wrangler•15h ago•0 comments

Show HN: Search London StreetView panoramas by text

https://london.publicinsights.uk

25•dfworks•3d ago•11 comments

Show HN: An OKLCH-based perceptually uniform color system/theme builder

https://colorphreak.com

5•kurainox•16h ago•1 comments

Show HN: I made a down detector for down detector

https://downdetectorsdowndetector.com

587•gusowen•5d ago•169 comments

Show HN: Vibe Prolog

https://github.com/nlothian/Vibe-Prolog

44•nl•4d ago•10 comments

Show HN: Zig's defer/errdefer for c99 and gnu11 C via macros

https://github.com/Trainraider/defer_h

2•Major_Baby_425•17h ago•0 comments

Show HN: F32 – An Extremely Small ESP32 Board

https://github.com/PegorK/f32

300•pegor•4d ago•51 comments

Show HN: RowboatX – open-source Claude Code for everyday automations

https://github.com/rowboatlabs/rowboat

130•segmenta•5d ago•41 comments

Show HN: Awesome J2ME

https://github.com/hstsethi/awesome-j2me

79•catstor•3d ago•54 comments