fp.

Show HN: I built an interactive HN Simulator

https://news.ysimulator.run/news

149•johnsillings•7h ago•84 comments

Show HN: OCR Arena – A playground for OCR models

https://www.ocrarena.ai/battle

52•kbyatnal•3d ago•16 comments

Show HN: Supabase-Test – Fast Isolated Postgres DBs for Testing Supabase RLS

https://www.npmjs.com/package/supabase-test

26•pyramation•4d ago•9 comments

Show HN: Search London StreetView panoramas by text

https://london.publicinsights.uk

32•dfworks•4d ago•13 comments

Show HN: Cynthia – Reliably play MIDI music files – MIT / Portable / Windows

https://www.blaizenterprises.com/cynthia.html

80•blaiz2025•11h ago•22 comments

Show HN: My first published app – track contraception ring cycle

https://apps.apple.com/us/app/lunella/id6755366887

2•matsucks•1h ago•0 comments

Show HN: I built an interactive map of jobs at top AI companies

https://map.stapply.ai

10•kalil0321•7h ago•2 comments

Show HN: Stun LLMs with thousands of invisible Unicode characters

https://gibberifier.com

184•wdpatti•22h ago•100 comments

Show HN: I wrote a minimal memory allocator in C

https://github.com/t9nzin/memory

127•t9nzin•1d ago•29 comments

Show HN: Virtual SLURM HPC cluster in a Docker Compose

https://github.com/exactlab/vhpc

48•ciclotrone•5d ago•12 comments

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

https://github.com/unhappychoice/gitlogue

156•unhappychoice•6d ago•19 comments

Show HN: Axe - A Systems Programming Language with Builtin Parallelism and No GC

https://axelang.org/

5•death_eternal•6h ago•0 comments

Show HN: Runbooks – Shareable Claude Code Sessions

https://www.aviator.co/runbooks

4•ankitdce•6h ago•0 comments

Show HN: Build the habit of writing meaningful commit messages

https://github.com/arpxspace/smartcommit

108•Aplikethewatch•2d ago•131 comments

Show HN: Sphere-Base-One– A Python Kernel for Integer-Based Physics Optimization

https://github.com/universal-steward/hahn-optimization-core

3•zakthehahn•8h ago•1 comments

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

https://forty.news

432•foxbarrington•2d ago•171 comments

Show HN: Pg-aiguide – Write better PostgreSQL code with AI

https://github.com/timescale/pg-aiguide

3•cevian•10h ago•0 comments

Show HN: Numr – A Vim-style TUI calculator for natural language math expressions

https://github.com/nasedkinpv/numr

4•nasedkinpv•10h ago•0 comments

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

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

669•a-fadil•3d ago•213 comments

Show HN: I made a tool to export TikTok comments

https://exporttok.com

5•jackemerson•11h ago•1 comments

Show HN: Pulse-Field – O(N) AI Architecture (12x faster than Transformers)

https://github.com/makimilan/pulse-field-core

5•makimilan•11h ago•8 comments

Show HN: WireMD – Design Wireframes in Markdown

https://wiremd.dev/

6•akonan•13h ago•3 comments

Show HN: I built an LLM powered receptionist for website chats

https://receptionst.com/

11•teemingdev•13h ago•3 comments

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

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

10•2dogsanerd•1d ago•0 comments

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

https://vibescaffold.dev/

68•straydusk•2d ago•37 comments

Show HN: Flag Waver, create and simulate realistic waving flags online

https://flagwaver.org

4•star98•15h ago•1 comments

Show HN: I built a CLI tool to map your codebase for LLMs

https://github.com/JordanCoin/codemap

4•jordancj•17h ago•2 comments

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

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

5•moseszhu•18h ago•1 comments

Show HN: WeatherOrNot a maximal weather app in the terminal

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

6•jamescampbell•18h ago•0 comments

Show HN: I made a down detector for down detector

https://downdetectorsdowndetector.com

590•gusowen•6d ago•169 comments