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1.
Show HN: KiDoom – Running DOOM on PCB Traces (mikeayles.com)
127 points by mikeayles 6 hours ago | 15 comments
2.
Show HN: A WordPress plugin that rewrites image URLs for near-zero-cost delivery (wordpress.org)
33 points by cr1st1an 2 hours ago | 11 comments
3.
Show HN: We built an open source, zero webhooks payment processor (github.com/flowglad)
252 points by agreeahmed 11 hours ago | 152 comments
4.
Show HN: I built an interactive HN Simulator (ysimulator.run)
488 points by johnsillings 1 day ago | 209 comments
5.
Show HN: Parm – Install GitHub releases just like your favorite package manager (github.com/yhoundz)
2 points by houndz 4 hours ago | discuss
6.
Show HN: I Figured It Out (adama-platform.com)
2 points by mathgladiator 4 hours ago | discuss
7.
Show HN: OCR Arena – A playground for OCR models (ocrarena.ai)
208 points by kbyatnal 1 day ago | 62 comments
8.
Show HN: Datamorph – A clean JSON ⇄ CSV converter with auto-detect (datamorphio.vercel.app)
22 points by sumit_entr42 1 day ago | 6 comments
9.
Show HN: We cut RAG latency ~2× by switching embedding model (myclone.is)
22 points by vira28 20 hours ago | 3 comments
10.
Show HN: Rs-Utcp, a Rust Implementation of the Universal Tool Calling Protocol (github.com/universal-tool-calling-protoc...)
2 points by juanviera23 7 hours ago | discuss
11.
Show HN: Search London StreetView panoramas by text (london.publicinsights.uk)
38 points by dfworks 1 day ago | 13 comments
12.
Show HN: Cynthia – Reliably play MIDI music files – MIT / Portable / Windows (blaizenterprises.com)
85 points by blaiz2025 1 day ago | 30 comments
13.
Show HN: MCP Security Scanning Tool for CI/CD (mcpshark.sh)
11 points by devops-coder 8 hours ago | discuss
14.
Show HN: Stun LLMs with thousands of invisible Unicode characters (gibberifier.com)
193 points by wdpatti 2 days ago | 104 comments
15.
Show HN: I wrote a minimal memory allocator in C (github.com/t9nzin)
133 points by t9nzin 2 days ago | 32 comments
16.
Show HN: Experimental eBPF Firewall in Rust with Heuristic Risk Scoring (github.com/n1ghttm4r33)
2 points by n1ghtm4rr3 10 hours ago | discuss
17.
Show HN: SafeShare – Clean tracking params locally (PWA and bookmarklets (j-ai-71.github.io)
2 points by safeshare 11 hours ago | discuss
18.
Show HN: ZenPaint, a pixel-perfect MacPaint recreation for the browser (zenpaint.org)
7 points by allthreespies 11 hours ago | discuss
19.
Show HN: Hypercamera – a browser-based 4D camera simulator (dugas.ch)
17 points by chronolitus 1 day ago | 4 comments
20.
Show HN: Superglue – OSS integration tool that understands your legacy systems (superglue.ai)
7 points by sfaist 12 hours ago | 1 comment
21.
Show HN: Virtual SLURM HPC cluster in a Docker Compose (github.com/exactlab)
56 points by ciclotrone 1 day ago | 14 comments
22.
Show HN: Supabase-Test – Fast Isolated Postgres DBs for Testing Supabase RLS (npmjs.com)
29 points by pyramation 1 day ago | 10 comments
23.
Show HN: Build the habit of writing meaningful commit messages (github.com/arpxspace)
109 points by Aplikethewatch 3 days ago | 131 comments
24.
Show HN: Fractalbits – S3 compatibe store，1M iops p99～5ms，using Rust and Zig (github.com/fractalbits-labs)
6 points by thomas_fa 13 hours ago | discuss
25.
Show HN: Sparse Matrix-Vector Multiplication that works at 30–90% sparsity (github.com/vlejd)
7 points by vlejd 14 hours ago | 4 comments
26.
Show HN: Deft-Intruder – Real-time malware detection daemon for Linux (github.com/539hex)
2 points by 539hex 14 hours ago | discuss
27.
Show HN: I built an interactive map of jobs at top AI companies (stapply.ai)
13 points by kalil0321 1 day ago | 4 comments
28.
Show HN: Forty.News – Daily news, but on a 40-year delay (forty.news)
437 points by foxbarrington 3 days ago | 178 comments
29.
Show HN: Wealthfolio 2.0- Open source investment tracker. Now Mobile and Docker (wealthfolio.app)
672 points by a-fadil 4 days ago | 213 comments
30.
Show HN: Axe - A Systems Programming Language with Builtin Parallelism and No GC (axelang.org)
13 points by death_eternal 1 day ago | 1 comment

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