Show HN Daily Selection (2025-10-25)
- A fast, privacy-first image converter that runs in browser
- Sqlite3-dump - a fast SQLite to CSV and parquet
- Inspec – Specification scheduling software for interior designers
- LLM Rescuer – Fixing the billion dollar mistake in Ruby
- AgentML – Deterministic AI Agents (MIT, Alpha)
- How to create a perfect white background image effortlessly?
- Build unique websites with 200 modern components using Tailkits UI
- Data engine scraping stats, killing Statista's $490/month model
- The System Skill Pattern
- ResizeImage.dev – A fast image resizer runs in browser
- WalkingMate – Control a WalkingPad treadmill and track history on Mac
- Seed3D – Generate Physics-Ready 3D Models with Millimeter Precision
- Transit app for NJ-NY commuters (SwiftUI) – looking for feedback
- Stop staring at OpenAPI files, open them instantly in your fav tools
A fast, privacy-first image converter that runs in browser [Image]
32 points, 22 comments
A fast, privacy-first browser-based image converter that processes images locally without uploading.
- Converts images between JPG, PNG, and WebP formats
- Runs 100% client-side with no server uploads or tracking
- Works offline as a Progressive Web App (PWA)
- Uses Canvas API and WebAssembly for fast performance
- No ads, lightweight, and privacy-focused
Discussion Link, Original Link
Sqlite3-dump - a fast SQLite to CSV and parquet [Developer Tools]
10 points, 1 comments
Fast zero-copy SQLite implementation for dumping SQLite3 file contents to CSV and parquet.
- Zero-copy implementation for efficient dumping
- Supports output to CSV and parquet formats
- Optimized for speed in data extraction
Discussion Link, Original Link
Inspec – Specification scheduling software for interior designers [Design]
9 points, 0 comments
Inspec is a specification scheduling software designed to replace Excel for interior designers managing FF&E schedules.
- Realtime collaboration
- Revision control (versioning)
- Professional PDF exports
- QR codes for on-site access to the latest version
- Customizable fields with an Excel-like workflow
- Built on Next.js, TS, Trpc, Prisma, PostgreSQL, and TailwindCSS
- Uses Pusher for realtime collaboration and Redis/BullMQ for background tasks
Discussion Link, Original Link
LLM Rescuer – Fixing the billion dollar mistake in Ruby [Developer Tools]
10 points, 0 comments
LLM Rescuer is a Ruby gem that attempts to mitigate nil-related errors by intelligently guessing values when nil is encountered.
- Uses LLMs to infer and replace nil values with plausible alternatives
- Aims to reduce runtime errors caused by nil in Ruby applications
- Provides a humorous take on nil safety with its "guessing" approach
- Designed as a lightweight solution to a common Ruby pain point
Discussion Link, Original Link
AgentML – Deterministic AI Agents (MIT, Alpha) [Developer Tools]
16 points, 3 comments
AgentML – Deterministic AI Agents (MIT, Alpha)
- Deterministic AI agents
- MIT project in alpha stage
Discussion Link, Original Link
How to create a perfect white background image effortlessly? [Image]
3 points, 1 comments
WhiteBG is a free, AI-powered online tool that instantly removes backgrounds and replaces them with a pure white canvas for professional-looking images.
- AI-powered background removal with pixel-perfect precision
- Handles complex edges like hair and fur seamlessly
- No sign-up, credit card, or usage limits
- Automatically deletes uploaded images after one hour
- Ideal for e-commerce, photographers, designers, and marketers
Discussion Link, Original Link
Build unique websites with 200 modern components using Tailkits UI [Design]
3 points, 1 comments
Build unique websites with 200 modern components using Tailkits UI.
- Offers 200 modern UI components and layouts
- Designed for building beautiful, responsive websites
- Simplifies development with commonly used components
Discussion Link, Original Link
Data engine scraping stats, killing Statista's $490/month model [Business]
4 points, 1 comments
Data engine scraping stats, disrupting Statista's $490/month model.
- Scrapes and aggregates statistical data
- Offers a free alternative to Statista's paid service
- Targets cost-sensitive users needing data insights
Discussion Link, Original Link
The System Skill Pattern [Productivity]
8 points, 2 comments
A simple pattern for creating tiny, durable personal data systems using CLI executables, operator guides, and SQLite.
- CLI: Small, self-contained executable
- SKILL.md: Operator guide for usage and parsing
- SQLite: Local database for persistent state
- Easy sharing via Claude Code's plugin marketplace
- Reference implementation for a Pomodoro system included
Discussion Link, Original Link
ResizeImage.dev – A fast image resizer runs in browser [Image]
3 points, 4 comments
A fast, client-side image resizer that processes images entirely in the browser without uploading.
- Runs 100% client-side with no data uploaded or stored
- Supports resize, crop, and optimize for JPG, PNG, WebP
- Works offline (PWA-ready)
- No tracking, server, or data collection
- Uses Canvas API and WebAssembly for local processing
Discussion Link, Original Link
WalkingMate – Control a WalkingPad treadmill and track history on Mac [Health]
13 points, 0 comments
Control a WalkingPad treadmill and track workout history on Mac.
- Remote control for WalkingPad treadmill
- Workout history tracking
- Mac compatibility
Discussion Link, Original Link
Seed3D – Generate Physics-Ready 3D Models with Millimeter Precision [Design]
4 points, 1 comments
Seed3D is a 3D reconstruction tool that converts 2D inputs into high-precision, physics-ready 3D models with millimeter accuracy.
- Generates watertight polygonal meshes with true geometry
- Produces full PBR texture sets (albedo, roughness, metalness, normal, AO)
- Delivers 6K textures for extreme close-ups
- Ensures physics-stable topology for simulations
- Exports to USD/USDZ, FBX, and GLTF for compatibility with Omniverse, Unity, and Unreal Engine
- Targets AI/robotics researchers, game/VFX developers, digital twin creators, and educators
Discussion Link, Original Link
Transit app for NJ-NY commuters (SwiftUI) – looking for feedback [Travel]
3 points, 8 comments
Transit app for NJ-NY commuters built with SwiftUI, seeking user feedback.
- Designed for commuters between New Jersey and New York
- Built using SwiftUI for a modern iOS interface
- Currently in feedback-gathering phase for improvements
Discussion Link, Original Link
Stop staring at OpenAPI files, open them instantly in your fav tools [Developer Tools]
3 points, 0 comments
A Chrome extension that detects OpenAPI files on web pages and lets users open them instantly in tools like Swagger UI or ReDocly.
- Automatically detects OpenAPI files on any webpage
- One-click access to launch files in preferred API tools (Swagger UI, ReDocly, etc.)
- Simple installation and usage via Chrome Web Store
- Works with public OpenAPI documentation pages (e.g., Canva, Weather.gov)