Show HN Daily Selection (2025-08-29)08/29/2025
Developer Tools
Productivity
Text
Life Assistant
Video
Marketing
- SwiftAI – open-source library to easily build LLM features on iOS/macOS
- A private, flat monthly subscription for open-source LLMs
- Yoink AI – macOS AI app that edits directly in any textfield of any app
- Grammit – Local-only AI grammar checker (Chrome extension)
- Knowledgework – AI Extensions of Your Coworkers
- MCPcat – A free open-source library for MCP server monitoring
- Csvqsh – SQL-like query language for CSV in Awk
- Txtos for LLMs – 60 SEC setup, long memory, boundary guard, MIT
- I fine-tuned GPT4.1 on my iMessage history
- Created a Node.js's addon that can handle 1M req/s
- AI Agent in Jupyter – Runcell
- Karton is a simple, type-safe RPC and state-syncing framework (OSS,MIT)
- precision asteroid orbital dynamics library
- Simple PDF Scanner – fast, one-time iOS scanner app
- AIKit - Minimal library for calling OpenAI, Anthropic, Gemini gen APIs
- Pocket Agent: run Claude, Cursor, Codex and more from your phone
- AI-powered video analysis tool that generates 800 word content prompts
- GrowChief – open-source social media outreach tool
Show HN Daily Selection (2025-08-28)08/28/2025
Business
ChatBots
Developer Tools
Education
Productivity
Design
Finance
- Meetup.com and eventribe alternative to small groups
- Chat with Nano Banana Directly from WhatsApp
- React Web Camera – Fix single-photo limit
- Testronaut – AI-powered mission-based browser testing
- Regolith – Regex library that prevents ReDoS CVEs in TypeScript
- Add audio to your Anki cards
- Element to LLM – Extension That Turns Runtime DOM into JSON for LLMs
- Cross-device copy/paste and 5 MB file transfer (E2E, no signup)
- I built an open-source CSV importer that I wish existed
- I built a robot that draws caricatures with a Sharpie
- Dsa.rb: Practice core dsa in Ruby from the command line
- AlphaSuite – An open-source platform for quantitative stock analysis
- MaskWise: Redact, mask, and anonymize data in training files for LLMs
Show HN Daily Selection (2025-08-27)08/27/2025
Research
Developer Tools
Business
Entertainment
Finance
Education
Marketing
Productivity
- A zoomable, searchable archive of BYTE magazine
- Smooth – Faster, cheaper browser agent API
- Sideko – Hybrid deterministic/LLM generator for API SDKs and docs
- Turn Markdown into React/Svelte/Vue UI at runtime, zero build step
- I integrated my from-scratch TCP/IP stack into the xv6-riscv OS
- GigsAlert - Never Miss an Urgent Gig Again
- Rustormy – a neofetch-style weather CLI in Rust
- My OSS P2P file transfer tool for learning Next.js (as a C++ dev)
- OpenCQRS – A new CQRS framework for JVM developers
- Word Slicer – browser word game (follow-up, looking for feedback)
- Sip: Alternative to Git Clone
- Enterprise MCP Bridge – Solving the MCP Chaos for IT
- Ubon – a solution for the "You're absolutely right" debugging dread
- Framework to create linters for Python, YAML, TOML, JSON
- Built a tool to analyze the performance and risk of your IBKR portfolio
- Arabic Vocab API
- Rebuilding GPT2 inference in ~500 lines of (commented) code
- Lateral Thinking Puzzles – AI host that only answers Yes/No/Unknown
- Get the attention of sales prospects by eating a photo of their face
- Alertee.io – Catch data issues early with SQL-based checks
- I built AI Agents that automate comprehensive due diligence on stocks
- ID8 – A scratchpad that tells you what not to build
- I estimated the carbon impact of different LLMs
- First background agents in Jetbrains IDEs [video]
- Old-School TUI File Viewer for Modern Terminals
- Stop saving your scans on 3rd party servers
- Smart email filters to unfuck your email
- Port of SWE-Agent to TypeScript
Show HN Daily Selection (2025-08-26)08/26/2025
Developer Tools
Productivity
Finance
Image
Research
Entertainment
- Base, an SQLite database editor for macOS
- Timep – A next-gen profiler and flamegraph-generator for bash code
- Stagewise – frontend coding agent for real codebases
- RAG-Guard: Zero-Trust Document AI
- Async – Claude Code and Linear and GitHub PRs in One Opinionated Tool
- Bitcoin Challenge. Try to steal a plain text private key you can use
- I built an image-based logical Sudoku Solver
- InferMesh – Open-source, GPU-aware inference mesh for large AI serving
- RefForge – A WIP modern, lightweight reading list/reference manager
- Citation Needed
- Verbiage, a Gemini-powered word game
Show HN Daily Selection (2025-08-25)08/25/2025
Developer Tools
Consumer Tech
Education
Image
Productivity
Marketing
- Sping – A HTTP/TCP Latency Tool That's Easy on the Eye
- Clearcam – Add AI object detection to your IP CCTV cameras
- I Built a XSLT Blog Framework
- Bicyclopedia
- Port Kill – A lightweight macOS status bar development port monitor
- Komposer, AI image editor where the LLM writes the prompts
- I built Mix – an opensource, local agent for multimodal tasks
- Publish Markdown – A tool to publish Markdown file in one click
- A "Catalog of Catalogs" for Unified Metadata
- brew-cleaner – CLI to bulk uninstall Homebrew formulae and free space
- Run AI models directly in the browser – no server or internet required
- LoadGQL – a CLI for load-testing GraphQL endpoints
- I built aibanner.co to stop spending hours on marketing banners
Show HN Daily Selection (2025-08-24)08/24/2025
Developer Tools
Design
Health
Entertainment
- AgentState – Lightweight state manager for multi-agent AI workflows
- Coloring Pages Generator – auto-generate from your description
- RepoSentinel – Track dependencies, security, and repo activity
- BirdNET-Go - AI avian identification & monitoring
- HypeVortex: Combining Crypto and AI in the stupidest way possible
Show HN Daily Selection (2025-08-23)08/23/2025
Developer Tools
Productivity
Entertainment
Education
ChatBots
- JavaScript-free (X)HTML Includes
- Clyp – Clipboard Manager for Linux
- My First Game Made with My Homemade Engine
- CopyMagic – The smartest clipboard manager for macOS
- Ultra-fast, embedded KV store in pure Rust
- AICF – a tiny "what changed" feed for AI/RAG (v0.1 minimal core)
- BrowserOS -- browser agents with GPT-OSS, local llms
- MockinglyAI On-Demand AI Interviewer for System Design Mock Interviews
- AIMless – a 10 KB single file P2P chat app with zero dependencies
- I integrated my from-scratch TCP/IP stack into the xv6-riscv OS
- Lumo – a tiny fluffy virtual pet you can play with in the browser
- GPT-5 vs. Claude 4 Sonnet on 200 Requests Benchmark
Show HN Daily Selection (2025-08-22)08/22/2025
Design
Developer Tools
Health
Image
Business
Productivity
Entertainment
- Splice – CAD for Cable Harnesses and Electrical Assemblies
- ChartDB Cloud – Visualize and Share Database Diagrams
- Using Common Lisp from Inside the Browser
- I replaced vector databases with Git for AI memory (PoC)
- Chat with Your Wearables Data
- Claudable – OpenSource Lovable that runs locally with Claude Code
- HN – Hacker News in Your Terminal
- Rubberduck – Open Source Tool to Emulate OpenAI/Anthropic APIs Locally
- 100% Free photo to drawing converter, No signup
- A simple open-source CLI tool for generating invoices from the terminal
- Weam – open-source AI collaboration platform for teams
- Database of >2M creators and brands grouped into categories
- Mobile Use – Open-source agent that uses any mobile app like a human
- Resignation Letter：I built a website can generate resignation letter
- Infinite Tetris Grid
- Follow/Block Users on Hacker News (My First Chrome Extension)
Show HN Daily Selection (2025-08-21)08/21/2025
Education
Developer Tools
Design
Entertainment
Business
Research
Productivity
Finance
- I was curious about spherical helix, ended up making this visualization
- PlutoPrint – Generate PDFs and PNGs from HTML with Python
- Luminal – Open-source, search-based GPU compiler
- Anchor Relay – A faster, easier way to get Let's Encrypt certificates
- Nestable.dev – local whiteboard app with nestable canvases, deep links
- What country you would hit if you went straight where you're pointing
- Bizcardz.ai – Custom metal business cards
- Project management system for Claude Code
- DeVibe – Connecting vibe coders with developers
- 1999date – Dating Like It's 1999
- Okapi – a metrics engine based on open data formats
- We beat Google DeepMind but got killed by Zhipu AI
- Uprintf a universal stb-style printf implementation for C (no OS)
- Hanaco Weather – A poetic weather SNS from the OS Yamato project
- Randomly switching between LMs at every step boosts SWE-bench score
- A neat news website curated and generated by AI
- Because I Kanban
- I built an automatic tool for valuing stocks
- PineBill – make invoices in the browser (free, no ads, no account)
- Network-filter – domains-based whitelist for Docker containers
- LinkedIn Cringe Filter – Categorise LinkedIn posts before you read them
Show HN Daily Selection (2025-08-20)08/20/2025
Life Assistant
Developer Tools
Audio
Research
Business
Design
Entertainment
Image
Productivity
- OpenAI/reflect – Physical AI Assistant that illuminates your life
- Twick - React SDK for Timeline-Based Video Editing
- Python file streaming 237MB/s on $8/M droplet in 507 lines of stdlib
- Wake word detection with custom phrases without model training
- Lemonade: Run LLMs Locally with GPU and NPU Acceleration
- Built a memory layer that stops AI agents from forgetting everything
- Sam Altman:"Scaling LLMs won't get us to AGI" – maybe we found a path
- GiralNet – A Privacy Network for Your Team (Not the World)
- AI-powered CLI that translates natural language to FFmpeg
- OnPair – String compression with fast random access (Rust, C++)
- I built a simple restaurant bill splitting app with receipt reading
- Skilfut – 138 UI components to help devs build faster and prettier
- I'm building a "work visa" API for AI agents
- Hacker News London Meetup #4
- Bells and Whistles – a new type of daily logic puzzle
- Memeclip.ai – AI-powered meme maker that turns text into memes
- Twitter Condom – Control your Twitter feed
- Side Space – An Arc-like AI-powered Vertical tabs manager for Chrome
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