Show HN: NYC Subway Simulator and Route Designer (buildmytransit.nyc)

124 points by HeavenFox 11h ago 13 comments

Show HN: Ossia score – A sequencer for audio-visual artists (github.com)

69 points by jcelerier 8h ago 10 comments

Show HN: I wrote a "web OS" based on the Apple Lisa's UI, with 1-bit graphics (alpha.lisagui.com)

478 points by ayaros 1d ago 134 comments

Show HN: From Photos to Positions: Prototyping VLM-Based Indoor Maps (arjo129.github.io)

35 points by accurrent 2d ago 0 comments

Show HN: Piano Trainer – Learn piano scales, chords and more using MIDI (github.com)

182 points by FinalDestiny 3d ago 56 comments

Show HN: I Got Tired of Calculator Sites, So I Built My Own

29 points by calculatehow 9h ago 28 comments

Show HN: Unlearning Comparator, a visual tool to compare machine unlearning (gnueaj.github.io)

37 points by jaeunglee 9h ago 2 comments

Show HN: An Apple-like computer with a built-in BASIC interpreter in my game (reprobate.site)

4 points by delduca 6h ago 0 comments

Show HN: Modernized file manager and program manager from Windows 3.x (github.com)

63 points by electroly 1d ago 13 comments

Show HN: Life_link, an app to send emergency alerts from anywhere

4 points by ahmedfromtunis 4h ago 0 comments

Show HN: Integrated System for Enhancing VIC Output (github.com)

10 points by bloodmosher 10h ago 2 comments

Show HN: A Language Server Implementation for SystemD Unit Files (github.com)

71 points by arandomhuman 1d ago 21 comments

Show HN: A simpler geofence reminder UI (apps.apple.com)

5 points by nidegen 9h ago 0 comments

Show HN: I made a CLI tool to batch convert handwritten notes to Markdown (github.com)

4 points by quitedev 7h ago 2 comments

Show HN: Vibechat – A chatroom for people bored waiting for Claude (github.com)

7 points by antimatter15 10h ago 0 comments

Show HN: Yoink AI – macOS AI app that writes everywhere (docs, browser, etc.) (useyoink.ai)

3 points by byintes 10h ago 1 comments

Show HN: Pixel Art Generator Using Genetic Algorithm (github.com)

21 points by ponta17 1d ago 12 comments

Show HN: a community for collaborating on sideprojects (relentlessly.no)

43 points by 0dKD 5d ago 25 comments

Show HN: Simple wrapper for Chrome's built-in local LLM (Gemini Nano) (github.com)

32 points by kstonekuan 1d ago 3 comments

Show HN: A recursive DNS resolver written in Erlang (github.com)

2 points by theotrama 13h ago 0 comments

Show HN: I made Logic gates using CSS if() function (yongsk0066.github.io)

80 points by yongsk0066 5d ago 20 comments

Show HN: A browser extension that removes the algorithmic X 'For you' evil tab (github.com)

3 points by alterebro 15h ago 2 comments

Show HN: Exploring emotional self-awareness via action-based journaling and AI

3 points by vandana231990 16h ago 0 comments

Show HN: GraphFlow – A lightweight Rust framework for multi-agent orchestration (github.com)

10 points by alonagmon 1d ago 2 comments

Show HN: AirBending – Hand gesture based macOS app MIDI controller (nanassound.com)

91 points by bepitulaz 3d ago 24 comments

Show HN: BunkerWeb – the open-source and cloud-native WAF (docs.bunkerweb.io)

103 points by bnkty 3d ago 31 comments

Show HN: ParsePoint – AI OCR that pipes any invoice straight into Excel (parsepoint.app)

8 points by marcinczubala 1d ago 1 comments

Show HN: I AI-coded a tower defense game and documented the whole process (github.com)

310 points by M4v3R 3d ago 150 comments

Show HN: AI Power Internal Tools

4 points by DeonRob 3h ago 1 comments

Show HN: A tool that explains Python errors like you're five (github.com)

2 points by BB5 19h ago 0 comments

Show HN: HomeBrew HN – Generate personal context for content ranking (hackernews.coffee)

125 points by azath92 4d ago 48 comments

Show HN: Fast Thermodynamic Calculations in Python (dlr-institute-of-future-fuels.github.io)

58 points by Saloc 3d ago 11 comments

Show HN: A continuation of IRS Direct File that can be self-hosted (github.com)

244 points by elijahwright_ 7d ago 33 comments

Show HN: A cross-platform terminal emulator written in Java (github.com)

65 points by sebkur 6d ago 20 comments

Show HN: Jobs by Referral: Find jobs in your LinkedIn network (jobsbyreferral.com)

174 points by nicksergeant 6d ago 64 comments

Show HN: uvtarget – a helpful utility to manage Python in CMake, powered by uv (github.com)

5 points by a_t48 1d ago 0 comments

Show HN: CSS generator for a high-def glass effect (glass3d.dev)

418 points by kris-kay 5d ago 117 comments

Show HN: BreakerMachines – Modern Circuit Breaker for Rails with Async Support (github.com)

14 points by seuros 1d ago 4 comments

Show HN: MCP-123, a 2-line MCP server/client (Windows-friendly) (github.com)

14 points by tylersuard 2d ago 1 comments

Show HN: Data Alchemy – Automated feature engineering with specialized AI agents (github.com)

3 points by evolgas 12h ago 0 comments

Show HN: I built the tool I wished existed for moving Stripe between countries (stripemove.com)

109 points by felphos 6d ago 53 comments

Show HN: AI-Powered SLA Breach Predictor for Jira (Open Source, Python) (github.com)

3 points by aroojjaved 1d ago 0 comments

Show HN: I made a crowd counting game (crowdle.xyz)

6 points by 3yanlis1bos 1d ago 3 comments

Show HN: Pelyos – A calm, minimal task manager for clarity and focus (pelyos.app)

3 points by pavelparma 1d ago 0 comments

Show HN: I made a Duolingo but for Investing (with a Simplified Trading Window) (getmomoney.app)

4 points by monsteraFrond 1d ago 0 comments

Show HN: Tinykv – Minimal file-backed key-value store for Rust (crates.io)

24 points by hasanyildiz 3d ago 7 comments

Show HN: ASCII Fireworks (asciifireworks.com)

18 points by theli0nheart 2d ago 0 comments

Show HN: LLML: Data Structures => Prompts

2 points by knrz 1d ago 0 comments

Show HN: Kuvasz – an open-source uptime and SSL monitoring service (kuvasz-uptime.dev)

29 points by csirkezuza 3d ago 0 comments

Show HN: I made this free tool in 4 days to make your screenshots 10x better. (shotcanvas.com)

6 points by stjernberg 1d ago 2 comments

Medical Risk-Aversion Can Kill, Too

4 lucaspauker 0 7/7/2025, 9:06:06 PM wsj.com ↗

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