DEV TRENDS / DAILY DISCOVERIES
Daily discoveries from developer communities, independent makers, and open source.
An automated Google Ads campaign platform for affiliate e-commerce. It generates keywords and ad creatives from product links, page data and commission info, publishes them to Google Ads, and continuously guides the next round of optimizat…
Record or screenshot your Mac, then shape it into a motion film: zooms that follow your clicks, captions, a score. Your AI agent can edit it all, step by step.
AI photo culling, enhancement and creation website: groups similar shots and flags blur, closed eyes and exposure issues so you pick keepers first, then enhances, restores, upscales, removes backgrounds or generates images.
Replays Claude Code session history in the browser: drop in .jsonl files or an entire ~/.claude/projects/ folder to read sessions like chats, with Markdown rendering, thinking steps, tool calls, and token/cost stats, all processed locally…
Age-graded bedtime stories and AI picture books for children 0-6: parents pick a nickname and a lesson, and AI generates a 3-8 page illustrated book, with tappable English words voiced by native speakers and print-ready output.
A free AI news digest that publishes two articles daily, interpreting the latest AI news and papers in Chinese, English and Japanese from original papers, official blogs and release notes, with links to the sources. No signup required.
Favicon downloader: enter any URL to automatically find that site's sharpest icon (SVG, large PNG, or ICO) and download it in one click; also batch-download icons for up to 100 sites at once, free with no sign-up.
Browser-based image text translator: upload a product image, choose a language, and get a version with the text replaced for localization. Supports JPG/PNG/WebP ≤8MB, output long edge ~1000–1900px, 8 images/network/day, clears on refresh.
AI model API relay: one key calls GPT, Claude, Gemini, Grok and image/video models like Midjourney, Flux, Sora, Veo. OpenAI-compatible, pay-as-you-go, Alipay/WeChat/USDT top-up, free trial credits.
A Codex skill that makes GPT reply in natural, human Chinese: it drops defensive hedging, reassurance templates and stiff phrasing for plain talk.
reasoning-router lets a small classifier (default TypeSafe Jev) pick each coding-agent step's reasoning effort without breaking prompt cache, and works as an OpenCode plugin, Pi extension, and Codex CLI proxy. Alpha, MIT.
Browser-only watermarking of ID photos and PDFs; files are never uploaded. Stamps purpose, recipient and date, permanently redacts ID/bank numbers, strips metadata, text layers and GPS, and can AES-256 encrypt PDFs. AGPL-3.0, 7 languages.
Web tool that derives reusable color looks from reference images for photos and SDR video. Upload source and reference images to explore matching, fine-tune and download PNG previews free; custom .cube LUT export uses credits.
Self-hosted tool that marks GitHub notifications as done using your own rules. Nested conditions cover repo, reason, type, title and author; rules can be previewed and edited as YAML. Multi-account, history, 2FA, SQLite/PostgreSQL/MySQL.
MIT-licensed fork of claude-swap: fixes credential ownership, adds manual usage refresh, shared session history across accounts, and multi-account Claude Desktop and Claude in Chrome support; stays compatible with claude-swap and CodexBar.
YearLens is a local Python tool and Agent Skill that turns user-supplied chat exports into annual statistics, monthly quoted-message clues and data-quality notes. Now a v0.1.
LaunchHome is a Launchpad replacement for macOS 26. Since the new Applications interface auto-categorizes apps and allows no custom arrangement or folders, it restores the classic Launchpad experience: all apps shown full-screen, with cust…
An open-source Skill running on WorkBuddy that pulls real store menus, nutrition data and available coupons via McDonald's China official MCP, then uses a standard-library-only local Python script to exhaustively enumerate combos and match…
MapMC is a Minecraft map tool: players pick a real-world location area, generate a matching Minecraft map, then explore and build in-game, blending real-place exploration with Minecraft creation.
Eclipse-style bottom Javadoc panel for VS Code and Cursor: renders the doc at the cursor from workspace and jar/jdt dependency sources, with clickable {@link}/@see tags and optional LLM translation.
Online PDF tool to merge, split, rotate and compress PDFs, convert images to PDF, and add page numbers or watermarks. Files are processed entirely in the browser and never uploaded to a server; no sign-up required.
AI Genjutsu is a browser-based AI video editor for reference-image-driven character replacement: upload an existing video and a character reference image, describe the person to swap, and generate the edited video.
AIGCNEWS is an AI project and news directory for natural-language search of AI projects, tracking growth trends and history, with an MCP interface for agents—reducing back-and-forth between GitHub, papers, and news sites.
Lightweight AI-native secure terminal with multi-view UI, MCP, Skills and API. Humans and agents share one live session for takeover, switching and collaboration;
Open-source MCP server letting AI coding assistants like Claude Code, Cursor and Codex search Apple developer docs, HIG, App Store Connect help and WWDC videos, with offline indexes of 336,629 pages and 1,700 sessions; no API key needed.
Chinese bedtime-story site for ages 0-6: age-graded tales with parent co-reading tips, AI picture books (3-8 pages, four art styles, rewrite/redraw), English-word stories with native audio, read-aloud, night mode, printable booklets.
Chess web tool: upload board photos or 2D diagrams to get editable FEN, or handwritten scoresheets to verify moves and export PGN. Plus PGN/FEN viewer, Stockfish analysis, PGN validation, GIF/PDF export and printable scoresheets.
Free, open industry statistics database: 220,000 verified figures across 32 sectors from 157 primary sources. Each stat cites publisher, report, page and quote; browse by industry, region, year. Free REST API, 1,000 calls/day, CC BY 4.0.
Local SDLC workbench that stores Products, Features, Requirements and UML designs in one structured model with stable OIDs, hierarchy and revisions, exposing the same traceable project facts to people and coding agents via web UI, LLM chat…
Vue 3 + TypeScript UI library (MIT, v2.1.0) reviving Vuesax's design language: virtualized dynamic-row-height tables, shared Form/Table renderers, and 14 Agent UI components for streaming, reasoning, citations and plan approval.
Local-first, cross-platform Markdown note app. Blocks support dozens of formats—headings, tables, flowcharts, mind maps, embeds—plus AI-assisted writing. Data stays fully local, or in shared online spaces for co-editing and permissions.
Android chat helper that reads the conversation, flags intent and risk, then drafts replies you insert with one tap. Read-only, no root or hooks; optional OCR. Supports QQ, Feishu, X, WhatsApp with your own OpenAI-compatible API.
A prompt-only Agent Skill that turns the AI short-drama 'honest shopkeeper' trope into a tunable writing style for copy, reviews, comebacks and chat. Zero dependencies; works in Claude Code, claude.
A macOS floating overlay that reads chat messages via window screenshot + Apple Vision OCR or system text API, then uses a local 2B model offline to classify 8 intents, score risk 0-9, and draft replies it only fills in—never auto-sends.
Open-source iOS keyboard: copy a chat message, tap Analyze to get intent probabilities, 0-9 risk grade, advice and one-tap reply suggestions, powered by TypeSafe Jev systemone and OpenAI/Anthropic-compatible APIs; keys stay local.
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Lightweight Windows/macOS desktop app showing a project file tree, code and Git changes in one window, with side-by-side diffs, commit history and Markdown preview for reviewing AI assistant edits. No API key or account needed.
Open-source desktop tool that watches USB switch actions and uses DDC/CI to auto-switch external monitor inputs, syncing keyboard, mouse and screen to the target computer.
OpenConnector is a self-hostable gateway for AI agents to access email, docs, and code platforms via reusable actions. It offers MCP, HTTP, OpenAPI, a web console, OAuth/API key auth, permissions, logs, and in-gateway credentials.
Autopilot is a Claude Code / Codex plugin: give it a goal and it plans, runs adversarial coding with a blue team implementing and a red team blind-testing, merges only after an evidence gate, and stores lessons in a project knowledge base.
java-debug: a Java remote-debugging Agent Skill (SKILL.md) for Claude Code, Codex, Cursor. AI plans breakpoints on a JDWP JVM, gets stacks/locals as JSON, evals expressions and steps. Zero-dependency JDI client runs as an HTTP service.
Windows panel beside chat windows: it, reads it with offline OCR, uses TypeSafe Jev to judge intent/emotion, then suggests 3 replies to insert; sending stays manual. Ships as a ready-to-run exe, API key in Windows env vars.
ArtCraft is an intentional crafting engine for artists, designers, and filmmakers
User-friendly AI Interface (Supports Ollama, OpenAI API, ...)
Official inference framework for 1-bit LLMs
Use Claude Code, Codex, VSCode, Pi, and OpenCode (and 6 other harnesses) for free (1.3B+ free tokens) from your terminal, app, IDE, or phone, and now from the browser with native browser sessions (multi-harness + multi-model) like OpenClaw…
Hello Algo: an animated, illustrated data structures and algorithms tutorial with one-click runnable code in Python, Java, C++, C, C#, JS, Go, Swift, Rust, Ruby, Kotlin, TS and Dart, available in Simplified/Traditional Chinese, English and…
Self-hosted PHP digital-goods vending (card-key) system for automatically selling game keys, activation codes and virtual items, with order and payment handling for ACG sellers.
A curated list of Chinese-language independent blogs, gathered in a repository so readers can discover and browse personal blog sites.
EhViewer, a community-powered client, moving forward happily.
Third-party Bilibili client that runs on all PC platforms, PS Vita, PS4, Xbox and Nintendo Switch for browsing and streaming Bilibili video content.
Open-source, free, cross-platform Bilibili video downloader with multi-threaded acceleration, separate audio/video streams, danmaku and metadata fetching, plus custom file naming and categorization.
A plain-language, humorous Java learning guide covering Java basics, concurrency, the JVM, enterprise development and Java interview preparation.
LunaTranslator is a visual novel translator for translating visual novel text.
A repository of factory blueprints for the game Dyson Sphere Program, collecting factory layouts players can use directly.
Turn ideas, documents, and recordings into narrated videos. ngram analyzes uploaded videos and screen recordings to identify key moments and build clear product walkthroughs.
SquadRoom gives you a team of AI employees. A lead agent learns your company and plans the work. Specialists for research, writing, partnerships and operations do it. You drop a task on the board and walk away.
Invited is an AI reminder scanner that turns bills, invitations, cheques, and PDFs into smart reminders.
Your coding agent hands Codemind a task over MCP. It writes the code, tests it against your criteria and returns the files. $0.10 per verified build, failed builds free, free allowance to start.
Hexis is one company brain for your team and all its AI agents. Through Hexis, your team can align on shared context that's important to align on, non-technical teams can work and collaborate on skills and your team can have hundreds of to…
Understory is a Mac notes app for people who take notes in order to write something. Collect notes as you read, arrange them into an outline, and draft each section with your research beside it.
EmbeddingGemma 2 is Google DeepMind's open embedding model that maps text, code, images, video and audio into one shared space, so you can search across them from a single query.
SalesRep is a virtual sales rep that sells for you 24/7. Pulls live prices & stock from Shopify, WooCommerce, PrestaShop, Meta Catalog or your own database/API • Answers on WhatsApp, Instagram, Messenger, email, SMS and more • Sends produc…
Most money apps show you charts. Kudos does the work. Your home shows Your wins, one number for everything Kudos has earned or saved you, and your next best money move.
Ancher is an AI knowledge workspace that turns everything you read, watch, and save into work you can actually use. Capture articles, videos, PDFs, posts, and ideas without organizing folders.
Manifold gives your agent live data from every marketing channel, in one hosted MCP server for Claude, ChatGPT, Cursor and Claude Code. Find keywords one push from page one. See if ChatGPT and Gemini recommend you.
Dropstone CLI is a coding agent that learns from you. It reads your repo, edits across files, runs commands and tests, and checks its work before it says it's done. Correct it once and it keeps the lesson across sessions.
Makers need a way for visitors to reach them, and to reply without opening another dashboard. Paste one script tag and a chat bubble appears on any site, or publish a contact page for your bio. Visitors start typing with no account needed.
Open-source AI agent teams you can actually inspect. Debug every prompt, tool call, memory change, and agent interaction. Control permissions, edit context, and choose the model for each agent. Self-host for free.
Milepost is a driving journal for your car on iOS, with an MCP server for ChatGPT, Claude, and other compatible AI agents. Record routes, photos, notes, music, and moments in Roadbooks.
PS2 games in the browser: static recompilation to WebAssembly with a native runtime
Hi HN! I'm Saarth. I'm in 9th grade, and I built Atticus. Atticus is a fast and cheap Mac assistant that can do tasks for you.
In August, I posted here about TeXbrain, a LaTeX editor that runs completely in the browser, with no need for an account or server. (I didn't excpect it to get that much feedback, bug reports and help from here!
See how Mira Tours works before you install it. Walk a city in street view while the app beside it guides you as if you were really there.
A sandbox service for running untrusted, agent-authored code that reports the isolation boundary each run executed behind. Lessons, no clone needed:
A cross-platform desktop app to manage Agent Skills in one place and sync them to multiple AI coding tools’ global skills directories — “Install once, sync everywhere”.
LLMxRay — Local LLM Observatory. Full observability interface for Ollama: chat, streaming, reasoning, RAG, introspection, metrics.
Listen to thousands of live radio stations from every country, free and without sign-up. Spin a 3D globe, search by genre or artist, and tune into the world.
agent-native, drop-in Github Actions that run locally or self-hosted in microvms, with debug/pause-on-failure and step-level retries
AI got your app working. We take it from there: we put it online behind a sign-in, and give it everything it needs to run, from its database to its backups.
A cloud-native programming language which uses docker as virtual memory by representing pointers as docker containers, and fields as files.
🏠 Tells you what changed on your server — only what's worth telling. Single Go binary, no database, nothing running on the machines it watches. MCP server built in.
This started by watching the built-in tool calls in Claude code. We noticed that a LOT of the time was being spent searching for lines of code with regex.
Hey HN, I’m Oskar, one of the co-founders of TesterArmy. We built an agentic testing framework for web and mobile because traditional testing frameworks can’t keep up with the pace of how we build software today.
Open-source semantic decision engine for structured state and documents
Native macOS client for self-hosted Vaultwarden built with MyGo and AppKit, with no WebView. Offers system AutoFill with Touch ID, TOTP, 8 item types, instant search, folders, Send, MFA and Bitwarden JSON import/export.
Tellcut turns a screenshot or a prompt into a 10–30s motion video generated as code, so you can edit just one timeline segment without regenerating the rest.
App to log kids' doctor visits, symptoms, food/drug reactions, vaccines and growth. It digitizes the home medicine cabinet and lab reports for keyword search, avoiding duplicate medicine purchases and prescriptions, and tracks health metri…
The first topic in the Knowledge Spaces series: an interactive online exhibition on computer history that uses Wikipedia snapshots as its factual source.
AnyEdit hosts unmodified WebAssembly builds of 12 ArtCraft open-source editors, opening PSD, XLSX and DXF files locally in the browser with no upload or install. Entries are matched by file format. Desktop browsers only.
NameSense is a macOS batch renaming tool for documents and images. It builds reusable naming rules from AI-extracted content plus local attributes like date and index, with templates, preview, conflict checks and undo;
Independently built 2FA authenticator requiring no account: offline use, Face ID/Touch ID, iCloud sync, WebDAV backup, encrypted backup import/export, themes, multilingual. V2EX users redeem 3 months Pro via code V2EXERISMYBRO.
scrcpy GUI: flags as controls, per-device aliases and saved parameter sets, multi-device connections, and a preview of the command before connecting. Fetches scrcpy/adb on first use; Rust + Tauri 2 + Svelte, ~6 MB portable Windows build.
A general-purpose infinite canvas with image, text and video nodes, plus general execution nodes that carry full agent capabilities and visual interactive nodes. Currently uses Codex as the backend agent only;
ReadGZH fetches and cleans WeChat Official Account articles so AI can read them: paste a link for an AI-ready page, or use the REST API and MCP (read/search/list tools) with Claude, Cursor, ChatGPT Actions, Coze or Dify.
Try another keyword or category.
17 repositories were already featured in the last 3 reports, so they are not repeated in today’s discoveries.
Uses AI to reverse engineer an original application's binaries and reimplement an AI-rewritten version of it.
Editorial diagram design for Claude Code, Codex, GitHub Copilot, Factory Droid, and Pi. 44 diagram types. Self-contained HTML + SVG. No shadows. No Mermaid slop.
A spy satellite simulator in your browser, except the data is real. Live open source spatial intelligence on a photorealistic 3D globe.
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