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Show HN: Nightwatch – a Mac menu-bar app that tells you when tonight is clear

https://github.com/rsutcliffe/nightwatch
71•delphidolphin•1d ago•11 comments

Show HN: A lightweight mapping editor for improving MTB trails on OpenStreetMap

https://traileditor.app
3•kennethtransier•1h ago•0 comments

Show HN: DenizliHub – 40 client-side web tools running 100% in the browser

https://denizlihub.com/
3•denizlihub•1h ago•0 comments

Show HN: MCP v2 on bountyindex.in, 14 tool calls,happy bug hunting

https://www.bountyindex.in/mcp
3•axolotl619•1h ago•0 comments

Show HN: Pumpkins.sh – claim, carve, and display a pumpkin to the world

https://pumpkins.sh/
17•linesofcode•9h ago•5 comments

Show HN: Minigraf – An embedded, bi-temporal graph database in Rust

https://github.com/project-minigraf/minigraf
31•adityamukho•12h ago•29 comments

Show HN: Glashütte Trash Clock – A 30-minute pendulum clock made from trash

https://niklasroy.com/gtc/
231•r0r0•3d ago•40 comments

Show HN: CoIsland – A local Mac app that monitors your dev tools and alerts you

https://coisland.app/
8•LeDonT•4h ago•2 comments

Show HN: An interactive electronic music graph

https://eweb.learningtodj.com/
3•devrob•4h ago•0 comments

Show HN: AI search for every photo and every frame of video on macOS

https://github.com/allenv0/SCM
163•allenleee•1d ago•73 comments

Show HN: Live carbon intensity and power prices for 15 European grids

https://scienceshot.com/live-grid
2•major_stef•4h ago•0 comments

Show HN: Flash-Agents – DSH as MCP for Claude

https://github.com/tomw1808/flash-agents
4•tomw1808•5h ago•0 comments

Show HN: Build with Python – a beginner course where your code draws

https://scimigo.com/en/learn/build-with-python/01-draw-with-python
45•davidwshao•1d ago•16 comments

Show HN: Steve Jobs died 15 years ago today. I built an interactive tribute

https://thankyousteve.org/
13•akashbangad•11h ago•18 comments

Show HN: SoldStack – sold prices API for secondhand clothes

https://soldstack.fly.dev/
7•aarontian0•8h ago•9 comments

Show HN: I finetuned 1.5B Qwen to near GPT-4o level bash generation perf

https://dirac.run/posts/easycommand
5•GodelNumbering•8h ago•0 comments

Show HN: Thoreau BASIC – What if BASIC hadn't gone out of fashion?

https://thoreaubasic.com/
94•Gorsefound•2d ago•55 comments

Show HN: Pi pod – Run your pi coding agent in sandboxes on your own server

https://pipod.dev/
119•edverma2•3d ago•47 comments

Show HN: DevBoard – a simpler ClickUp for small dev teams, native apps and MCP

https://getdevboard.app/
4•darkobacic•9h ago•0 comments

Show HN: Vibivibi – End-to-end encrypted sharing of Coding Agent sessions

https://vibivibi.com/
4•hyluo•9h ago•0 comments

Show HN: EtherPK – an Obsidian and Logseq alternative with prose and blocks

https://github.com/appsoftwareltd/etherpk-client
5•gb2d_hn•10h ago•0 comments

Show HN: Approvegate – Deploy approvals enforced in your pipeline, not in Jira

https://www.approvegate.io/
3•chidog99•10h ago•0 comments

Show HN: Our space game has a built-in RISC-V emulator that runs Linux

https://againstallodds.games/blog/2026/10/03/our-risc-v-emulator-pasriscv/
93•nor-and-or-not•3d ago•36 comments

Show HN: Native Port of Super Smash Bros. Melee

https://github.com/nikhilunni/melee
3•nikhilunni•10h ago•0 comments

Show HN: Reader Mode for Chrome

https://chromewebstore.google.com/detail/hush-a-beautiful-reader-m/ccpcpcolgkpbcljphckfcfigfbdjknpb
3•chandimab94•4h ago•0 comments

Show HN: Abliterated LLM provider for cyber tasks

https://refuseless.com
4•jurisdb•11h ago•3 comments

Show HN: A Walkable O'Neill Cylinder in the Browser

https://islandthree.world
7•zkauble3310•12h ago•5 comments

Show HN: Made an open-source Lego AI generator

https://github.com/anteloc/ldraw-nova
163•antelocnova•3d ago•51 comments

Show HN: Audionaut – an open-source cross-platform multitrack audio editor

https://github.com/kvoltmer/Audionaut
152•vltmrkls•3d ago•50 comments

Show HN: Giving Opus 5.5 a simulated paint canvas

https://stillwet.art/
387•alstonite•3d ago•113 comments
Open in hackernews

Show HN: A lightweight mapping editor for improving MTB trails on OpenStreetMap

https://traileditor.app
3•kennethtransier•1h ago
I wanted to share a lightweight mapping editor I’ve built to make it easier to improve MTB trail data on OpenStreetMap. In general MTB trails on OSM could be greatly improved, especially when it comes to IMBA ratings and I wanted to lower the barrier to entry to contributing to OSM.

Key features:

* Load satellite, lidar or OSM GPS traces to verify trail paths * Dedicated keybindings for quickly tagging a trail's IMBA rating and other actions * Add, edit and split trails to improve trail accuracy * Circle a group of trails to add or update a trail network * Load all trails in a given state or region (US and Canada supported to start) * Upload to OSM as a changeset

Hope some folks find this useful, let me know what feedback you have!