Show HN: RULER – Easily apply RL to any agent (openpipe.ai)

56 points by kcorbitt 11h ago 11 comments

Show HN: Transition – AI Triathlon Coach (transition.fun)

3 points by awormuth 2h ago 0 comments

Show HN: Interactive pinout for the Raspberry Pi Pico 2 (pico2.pinout.xyz)

131 points by gadgetoid 4d ago 28 comments

Show HN: VibeKin – Gated Discord Tribes via Personality Matching (tgc.fly.dev)

2 points by madebywelch 3h ago 0 comments

Show HN: Vibe Kanban – Kanban board to manage your AI coding agents (github.com)

154 points by louiskw 14h ago 98 comments

Show HN: Pangolin – Open source alternative to Cloudflare Tunnels (github.com)

461 points by miloschwartz 1d ago 111 comments

Show HN: Open source alternative to Perplexity Comet (browseros.com)

274 points by felarof 1d ago 112 comments

Show HN: Cactus – Ollama for Smartphones (github.com)

214 points by HenryNdubuaku 1d ago 80 comments

Show HN: CXXStateTree – A modern C++ library for hierarchical state machines (github.com)

47 points by zigrazor 4d ago 35 comments

Show HN: I built a playground to showcase what Flux Kontext is good at (fluxkontextlab.com)

69 points by Zephyrion 2d ago 16 comments

Show HN: OffChess – Offline chess puzzles app (offchess.com)

366 points by avadhesh18 3d ago 163 comments

Show HN: Director – Local first, open source MCP Gateway

11 points by bwm 14h ago 5 comments

Show HN: FlopperZiro – A DIY open-source Flipper Zero clone (github.com)

353 points by iraton 2d ago 73 comments

Show HN: MCP server for searching and downloading documents from Anna's Archive (github.com)

251 points by iosifache 2d ago 78 comments

Show HN: Typeform was too expensive so I built my own forms (ikiform.com)

181 points by preetsuthar17 1d ago 93 comments

Show HN: asyncmcp – Run MCP over async transport via AWS SNS+SQS (github.com)

31 points by bharatgel 1d ago 4 comments

Show HN: An Improvisational Web Server (github.com)

4 points by jasonthorsness 12h ago 1 comments

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

44 points by seuros 5d ago 19 comments

Show HN: Helices Create a New Model of Deterministic Computation [pdf] (lambdalord.github.io)

2 points by bkaminsky 13h ago 1 comments

Show HN: Petrichor – a free, open-source, offline music player for macOS (github.com)

196 points by kushalpandya 2d ago 105 comments

Show HN: Multiple barcodes can be generated on single page (ddddddo.github.io)

2 points by ddddddO 16h ago 0 comments

Show HN: NodeLoop – Hub for electronics design knowledge and tools (nodeloop.org)

5 points by eezZ 16h ago 0 comments

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

197 points by HeavenFox 4d ago 32 comments

Show HN: TUI personal monthly budget planner (github.com)

3 points by eliasdorneles 18h ago 0 comments

Show HN: Ten years of running every day, visualized (nodaysoff.run)

29 points by friggeri 1d ago 10 comments

Show HN: A decentralized command line key-value store on Nostr (github.com)

2 points by chr15m 20h ago 0 comments

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

513 points by ayaros 5d ago 141 comments

Show HN: Jukebox – Free, Open Source Group Playlist with Fair Queueing (jukeboxhq.com)

121 points by skeptrune 3d ago 43 comments

Show HN: AI Movie Finder – I created a way to find movies by describing (aimoviefinder.com)

4 points by mosbyllc 21h ago 1 comments

Show HN: Code is all you need – Sherlog MCP (github.com)

4 points by randomaifreak 22h ago 0 comments

Show HN: I rewrote an outdated React Native map clustering library (github.com)

31 points by hadat 2d ago 7 comments

Show HN: A rain Pomodoro with brown noise, ASMR, and Middle Eastern music (forgetoolz.com)

101 points by ShadowUnknown 3d ago 51 comments

Show HN: Virby, a vfkit-based Linux builder for Nix-Darwin (github.com)

20 points by qeden 5d ago 1 comments

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

55 points by accurrent 6d ago 2 comments

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

74 points by electroly 5d ago 17 comments

Show HN: I just deployed GovDocs – which use AI to make SA gov docs searchable (govdocs.co.za)

2 points by Ntuthuko_hlela 1d ago 0 comments

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

94 points by jcelerier 4d ago 16 comments

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

201 points by FinalDestiny 7d ago 58 comments

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

40 points by jaeunglee 4d ago 2 comments

Show HN: Stravu – Editable, multi-player AI notebooks with text, tables, diagram

10 points by wek 2d ago 1 comments

Show HN: Cursor Rules Generator (cursor-rules-generator.xyz)

2 points by prasadpilla 1d ago 0 comments

Show HN: Activiews – A privacy-first fitness alternative for Apple users (activiews.xyz)

2 points by ahmetomer 1d ago 0 comments

Show HN: Pyhoff – Connect Python ML Models to Beckhoff/WAGO IO Hardware (github.com)

7 points by Saloc 2d ago 2 comments

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

77 points by arandomhuman 5d ago 22 comments

Show HN: I built a tool to solve window management (aboveaverageuser.com)

54 points by atommachinist 3d ago 68 comments

Show HN: I built an AI transcription app because my gf needed one for uni

4 points by ebukao 1d ago 0 comments

Show HN: Endorphin AI–Run browser E2E tests from plain English with QA AI agent (endorphinai.dev)

11 points by papapin777 1d ago 17 comments

Show HN: A Chrome Extension to Reveal SaaS Sprawl, Shadow IT, and Waste (hapstack.com)

3 points by rwgreen 1d ago 0 comments

Show HN: Pg-when– psql extension for creating time values with natural language (github.com)

4 points by jossephus01 1d ago 0 comments

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

92 points by bepitulaz 7d ago 25 comments

July 9 Was the Shortest Day This Year as Earth's Spinning Faster

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