Show HN Daily Selection (2025-10-13)10/13/2025
Audio
Health
Developer Tools
Productivity
Education
Video
- I built a simple ambient sound app with no ads or subscriptions
- Cycling app designed to sync video playback with real-time cycling data
- I made an esoteric programming language that's read like a spellbook
- Rift – A tiling window manager for macOS
- I rewrote the express library to rust
- Radiopuppy.com – Minimal Web App for Listening to Online Radio
- Hyprvoice – Voice-Powered Typing for Wayland/Hyprland (No X11 Hacks)
- Learn Linux Bash Scripting with Interactive Jupyter Notebooks
- I built a tool to create SaaS demo videos
- Sober not Sorry – free iOS tracker to help you quit bad habits
Show HN Daily Selection (2025-10-12)10/12/2025
Entertainment
Consumer Tech
Business
- GravOIDS for macOS home brew old-school 2D shooter with Level Editor
- Chess Hold'em
- A large format XY scanning hyperspectral camera
- I made a Google Analytics alternative that's easy and user-friendly
Show HN Daily Selection (2025-10-11)10/11/2025
Research
Entertainment
Developer Tools
Education
Life Assistant
Finance
- Semantic search over the National Gallery of Art
- I invented a new generative model and got accepted to ICLR
- Lights Out: my 2D Rubik's Cube-like Game
- Gitcasso – Syntax Highlighting and Draft Recovery for GitHub Comments
- Multiple choice video webgame experiment
- I built a platform for long-form recs: books, articles, podcasts, etc.
- Praxos – Webhooks for Your Life
- Rustacean AI – Tracking Rust's Expanding Role in AI
- Compyle – Lovable for Software Engineers
- Git Stars – Discover Trending Open Source Projects
- Static builds of popular open source libraries on npmjs.org
- Indiebooks – Free bookkeeping that auto-fills CRA/IRS tax forms
- Modeling the human body in Rust so I can cmd+click through it
- Crock – secure P2P file transfer desktop companion
Show HN Daily Selection (2025-10-10)10/10/2025
Consumer Tech
Productivity
Developer Tools
Education
Health
Research
Entertainment
Video
- I've built a tiny hand-held keyboard
- GYST – Digital organizer that replicates the feeling of a physical desk
- I built a web framework in C
- I wrote a full text search engine in Go
- 100% open source, logical multi-master PostgreSQL replication
- Open-Source Voice AI Badge Powered by ESP32+WebRTC
- Lore Engine – Turn 10-hour lectures into 2 hours of comprehensive notes
- Summeze – Turn videos into editable LaTeX summaries in seconds
- Created macOS app to help you keep your distance from your screen
- I Built Claude Code for CUDA in 18 Hours (Open Source)
- Browser extension to analyze my son's Math Academy data
- Oneseal – Secrets, configs, and platform outputs as code
- Saoirse, a privacy-first research assistant (Mac Beta)
- I Hid Labubus in World Labs' AI Worlds
- Transcript-based video editor that runs 100% locally on Mac
- JavaScript canvas Pie 3D chart
- Debugg – 0-Config AI browser (E2E) tests that review every commit
- A context aware backend for AI coding agents
- A minimal demo of SIP ↔ WebRTC
- GYST – A new take on the desktop interface (alpha)
Show HN Daily Selection (2025-10-09)10/09/2025
Developer Tools
Audio
Productivity
Business
Video
Finance
Design
- PWAscore
- Recall: Give Claude memory with Redis-backed persistent context
- FleetCode – Open-source UI for running multiple coding agents
- I built a local-first podcast app
- Oh Yah – Routine management app I built for my sons
- FounderBox: Prompt → Form company, website, payment, suppliers and SOP
- I made a free global VC directory (1,500 firms, no signup)
- Spica – OSS Tool to Generate Infinite Length Sora-2 Videos
- Twoway, a Go package for HPKE encrypted request-response flows
- Vincent – A delegation framework for wallet automation
- KI Song Erstellen Kostenlos – AI Music Generator FüR Deutsche Musik
- Searchable compression for JSON (p50≈0.18 ms; 10-min demo)
- Polyglot Web Assembler done using AI
- Speak to AI – offline speech-to-text for Linux (alternative to Dragon)
- Mirrow – Build SVGs with TypeScript, get syntax checking for free
- A 100% free and open source online tool to make tier list
Show HN Daily Selection (2025-10-08)10/08/2025
Productivity
Consumer Tech
Developer Tools
Design
Entertainment
- Timelinize – Privately organize your own data from everywhere, locally
- MARS – Personal AI robot for builders (< $2k)
- Read Kagi News on Playdate
- Arc – high-throughput time-series warehouse with DuckDB analytics
- Gotask, a simple task manager CLI built using Golang
- Greenonion.ai – AI-Powered Design Assistant
- Rethinking audit trails in Django (structured and database-free)
- We trained an MoE LLM built for developer tasks
- Kalendis – Scheduling API (keep your UI, we handle timezones/DST)
- Debug and Inspect TLS Encrypted Network Traffic from Any Source
- FizzBee – Formal Model based autonomous testing
- Strikethrough – a daily puzzle where you make words by deleting letters
- Mix – Open-source multimodal agents SDK
- 1-Bit Pixel Art Font Editor
- NewsGoat – A terminal-based RSS reader written in Go
Show HN Daily Selection (2025-10-07)10/07/2025
Developer Tools
Text
Consumer Tech
Finance
Business
Audio
- Kent Dybvig's Scheme Machine in 400 Lines of C (Heap-Memory Model)
- I've build a platform for writing technical/scientific documents
- ElevenLabs UI shadcn/UI components for audio
- I built an open-source AI data layer that connects any LLM to any data
- A Digital Twin of my coffee roaster that runs in the browser
- Write It Down – Personal finance tracker
- Tangled – Git collaboration built on AT Protocol
- Meihus – Mortgage calculator that shows early payment impact monthly
- TinqerJS– LINQ-inspired QueryBuilder for TypeScript + Postgres/SQLite
- Open-source testing framework for AI agents with semantic validation
- Gorbes – Forbes ranks wealth, Gorbes ranks value created for others
- I Built a Transcription CLI Because Uploading 4GB Videos Was Killing Me
- Envirobly – Efficient App Hosting
- A Node.js CLI tool to generate ai.txt, llms.txt, robots.txt, humans.txt
Show HN Daily Selection (2025-10-06)10/06/2025
Developer Tools
Design
Education
Video
- ut – Rust based CLI utilities for devs and IT
- ASCII Drawing Board
- Pyscn – Python code quality analyzer for vibe coders
- Cube Art Project 2 Online – A Multiplayer Voxel Editor in the Browser
- I am relaunching the app I made to talk to my Danish girlfriend
- Calcetra – an interactive geometry explorer for math visualization
- SVG but Dramatic
- A Vectorless LLM-Native Document Index Method
- I tried to remove dynamic watermarks from Sora2 videos using AI
Show HN Daily Selection (2025-10-05)10/05/2025
Developer Tools
Life Assistant
Productivity
Research
- Run – a CLI universal code runner I built while learning Rust
- Tooth Fairy Certificate Generator
- BetterSelf – an app to never forget the lessons and ideas you learn
- Surf-Wayland
- RenderarXiv – Search ArXiv from terminal, HTML to read/paste into LLM
Show HN Daily Selection (2025-10-04)10/04/2025
Developer Tools
Entertainment
Video
Education
Health
Productivity
- FLE v0.3 – Claude Code Plays Factorio
- Powerful Visual Programming Language (Book)
- A VS Code Extension for Genesis DB – The event sourcing database
- Let an LLM roast your HN profile
- API for removing watermarks from Sora 2 videos
- Linux Command Challenges for Beginners
- Real-time app starter with FastAPI, PostgreSQL pub/sub, and UV
- BodhiGPT – Become a Better Human with AI
- heyyy.chat – WebRTC-based Omegle-clone, Video Chat with Random People
- BetterBrain – Dementia prevention, covered by insurance
- Pluqqy – Terminal based context management tool for AI coding
- I made a Chrome Ext for Productivity and it got Featured
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