Hookai
Upload one or two portrait photos to generate 5–15 second vertical rap videos with sung vocals and beats, no editing needed; examples are free to view, while generation requires sign-up and credits.
DEV TRENDS / DAILY DISCOVERIES
Daily discoveries from developer communities, independent makers, and open source.
Upload one or two portrait photos to generate 5–15 second vertical rap videos with sung vocals and beats, no editing needed; examples are free to view, while generation requires sign-up and credits.
Linger is a local-first personal inspiration library for macOS that saves images, web sources and your own notes, with keyword search and filters to rediscover references. Apple Silicon support, 14-day trial, then a one-time purchase.
Clarpex is an AI photo restoration tool: upload blurry, low-res, or old photos to enhance, deblur, upscale, and colorize right in the browser, with a daily free quota and no sign-up required.
KinetMagicDisk is a macOS disk cleanup app that visualizes disk usage, helps you quickly locate large files, and cleans them up safely—all processing stays local with no data uploads.
KinetFlashFind is a Mac file search app that locates files by name or content in seconds and supports previews, using a local index without uploading data.
A Mac ambient-sound app for focus, with built-in rain, white noise and other soundscapes plus minimalist desktop widgets to help users concentrate and relax.
Huiye is a web app that turns text into picture-book carousel videos, rendering content as page-by-page vertical stories with 30+ hand-drawn illustration styles.
A two-player Chinese word-association game on one shared phone: each links words to a starting word, says them after a 3/5/10s countdown, and repeats until they match. 60 starting pairs in three categories; free, no download or signup.
A Chinese life-simulation web game: choose one of three rebirths, pick a birth year from 1950–2049, and live year by year. Features 4,992 random events, 200 careers, 75 cities, ink-wash art, free, no signup, playable on mobile and desktop.
OpenMathpix is a free Windows x64 tool that turns formula (Ctrl+Shift+S, paste or drag-and-drop) into LaTeX with preview, copy and history. The model runs locally, working offline with no account, API key, Python or GPU.
Open-source research project built on the AutoTavern/TavernGym simulator: an entity Transformer + GRU + PPO training pipeline with 37.0 rule naming.
OfferPaw is a Chinese technical interview practice workspace that combines questions, speech transcriptions, and streaming reference answers, with local session history and configurable models; an MIT preview with a no-key demo.
SimplerEmail aggregates mail from several product domains into one everyday inbox; replies sent there are relayed through the matching product address.
Browser-based old-photo face restoration using the open-source GFPGAN model: upload JPG/PNG/WebP, compare before and after, download watermark-free results. No account; 1 free standard-size photo daily, 2K/4K paid.
Open-source Chrome extension that detects a site's authentication method after one login and copies the auth value or an AI-ready prompt in one click, useful when writing site skills. All analysis runs locally; nothing is uploaded.
Stars Organizer sorts your GitHub stars into GitHub's own Lists and syncs changes back. Each gets a health score so stale or archived projects stand out, plus tags, ratings, notes, an unsorted bucket, automatic backups, and an AI skil…
Free Chinese resource site for world models with 48 filterable models by type, control method and application, sourced entries marking unknowns, 16 original analyses, 8 translated papers and a timeline.
macOS menu bar port map: which process owns each port, its code project (via package.json, go.mod, .git), and how to fix it—port 5000 AirPlay conflicts, fake-alive checks. Hides GUI noise; zero deps, no sudo; menu bar app + CLI.
Open-source self-healing layer for AI agents: logs each step, flags bad runs via LLMs, traces root cause to the exact line and commit, and opens fix PRs. One-line integration with LangChain, CrewAI and more.
Browser extension that opens papers from arXiv or Google Scholar and auto-generates an overview, adds page-level translation, and answers questions on selected text or figures with citations that jump back to the source;
A free Chinese life-simulation game that runs in the browser on phone or desktop, no download or signup. Random birth and talents, one turn per year covering school, exams, work, marriage, money and aging;
Open-source integration toolkit that lets AI assistants discover and call professional data and tools on demand.
Pic Creator is an online tool for creators that generates images from text and lets users upload photos and edit backgrounds, subject details, or style via text prompts.
TiviLite is a lightweight, open-source streaming player for all platforms, built for family use and the open-source community.
sdkm is a pure-Rust, cross-platform SDK version manager: a ~4MB single binary with no runtime dependencies that installs and switches 40+ dev tools such as Java, Node.
A Chinese web mini-game where two players face each other for word association; when the words differ, run.
A no-account local tool and browser extension that checks a public Douban reading list against Shanghai Library's 300+ branch holdings and maps borrowable copies by distance.
MyAIRap.video is an AI tool that turns a photo into a short rap video. Users upload a photo, pick a solo, duo, or pet scene, write lyrics or refine an AI-generated draft, then log in and use credits to generate their own video.
VS Code extension replicating JetBrains IDE Git features: commit graph log, Commit tool window (changelists, Shelf, Stash, Branches), three-pane conflict merge, interactive rebase, local history, and Push/Update/Merge/Rebase dialogs.
iOS AI chat client with BYOK: connect any OpenAI, Anthropic, Gemini or OpenRouter endpoint or local Ollama/LM Studio. Remote MCP servers with per-tool toggles, switchable presets combining prompt, model and tools, Markdown/KaTeX rendering.
01Router offers a single API key for accessing AI video, image, text and audio models, plus a web studio for generating videos and images or integrating these models into your own products.
tmux plugin that pairs with tmux-resurrect: it detects the AI coding assistant conversation in each pane on save, then restores layout and reopens the matching session after reboot.
Open-source agent skill inspired by REA that reverse-analyzes videos, covering AI-generated clips (text-to-video, digital humans, remixes, code videos) plus live-action talking-head and edited footage, to study editing and replicate projec…
Viya is a web panel for self-hosted Caddy: manage reverse proxy, certificates, DDNS and port forwarding in one place, plus static site hosting. Go+Vue, EN/ZH UI, Linux/Docker/OpenWrt deploy, 30-day traffic and error views.
SiftingIO is a browser tool for US stocks/ETFs, forex, commodities and crypto: browse historical candles and export CSV/XLSX, or stream real-time data via REST and WebSocket. Some series span 25+ years;
repofit is an MCP server that profiles the local memory, rules and chat logs of coding assistants like Claude Code, Codex and Cursor, then recommends fitting but overlooked GitHub projects from ~18k active repos with per-pick evidence, and…
Official SiftingIO Python SDK for real-time and historical forex, commodity, crypto, US stock and ETF data: sync/async REST plus WebSocket clients with type hints, cursor pagination, 429 retry and resubscription. MIT-licensed code;
Browser-based PDF editor: edit existing text and images, add annotations and signatures, fill forms, merge, split, reorder or crop pages, and run local OCR for searchable text. English/Chinese UI, files processed locally, AGPL-3.0.
Upload a photo to get a real perler-bead color grid: multi-brand palettes, 36-156 columns, color limits, mirroring, usage counts and print export.
Ready-to-adapt FastAPI + React 19 admin scaffold with users, roles, menus, departments, approval flows, AI assistant, file storage, import/export, open APIs and webhooks, plus row-level permissions, PostgreSQL/MySQL/SQL Server and an Elect…
xgoose is a cross-platform browser AI assistant. By installing per-site skills, it searches, reads and organizes content directly on the page you are viewing, and it reuses your existing browser sessions so no re-login is needed.
Serverless Cloudflare Workers suite that auto-claims daily quotas for Chinese AI coding assistants (WorkBuddy, Trae, MiniMax, Qoder) even with your PC off, with token rotation, Feishu alert cards and Python/PowerShell check scripts.
Windows-local video downloader with a browser workbench: site-specific adapters or generic extraction feed an HLS downloader, yt-dlp and FFmpeg. Provides queue, progress, history, cancel and retry. Requires Chrome, Node.js and FFmpeg;
CLI tool that HTML/Canvas animations frame by frame in Chromium and encodes deterministic MP4 via ffmpeg, so text and charts stay sharp. Multi-aspect presets, audio-aligned duration, JSON output for agents.
Skills for Real Engineers. Straight from my .agents directory.
No project description yet.
Light, fluffy, and always free - The AWS Local Emulator alternative
Playwright and AI powered multi-task real-time and scheduled monitoring for Xianyu (Idle Fish), with a full admin UI and smart analysis to help users find the products they want.
Fork of BaiduPCS-Go that adds transferring Baidu Netdisk share links and rapid-upload (miaochuan) links, on top of the original command-line client for uploading, downloading and managing cloud files.
acg-faka is a PHP-based personal card-selling source code for anime-style digital goods, providing a deployable card issuance system.
DotNetGuide is a curated knowledge base for learning and working with C#/.NET/.NET Core, covering fundamentals, learning paths, hands-on practice and coding tips, videos, articles and books, frameworks and essential tools, a tech weekly, i…
Jeepay is an open-source payment system for internet businesses, supporting multi-channel service-provider and standard merchant modes, with official WeChat Pay, Alipay and UnionPay integrations plus aggregated QR code payments.
Your AI agent builds, launches and optimizes campaigns across 30+ ad platforms, with safety gates and guardrails on every change. $0.25 per verified write, 0% of ad spend.
Open-source AI team for your Mac, Linux or VPS. Hire bots from 27 roles; each message goes to the bot that fits, and you see why. Bots split work into cards, hand off and test each other, and a task turns Verified only when kwant checks it.
The human-agent platform where people and always-on agents get work done together in one unified, context-aware space. Unlike single-user personal agents, Teamily AI enables multi-user, multi-agent teamwork.
Infino is an open-source retrieval engine for AI agents. It keeps one copy of your data as Parquet on S3 or local disk, with BM25 and vector indexes inside the files. Agents run keyword, vector, hybrid and SQL search on it. Apache-2.0.
Nana is a native terminal multiplexer for Windows. Run Claude Code, Codex, OpenCode and more side by side, each on its own git worktree. See who is working, waiting or done, review diffs, and keep agents running after you close the app.
MagicaLCore 2.0 goes from one model type to six: image, sound, tabular data, text, hand pose and hand action. Everything trains on the iPad's own chip, with no code, no Mac and no cloud. New in 2.
One place for chorus coding: several sessions of Claude Code, Codex, Gemini CLI, Kimi and Antigravity working together, with you in charge.
See usage, spend and every request in one place. Give each app or teammate its own key and limits. On Team, add budgets, alerts and an audit log. Built-in routing helps keep cost down. Plus IQ Code, our plugin for Claude Code.
Watch the bus. Read-only Kafka message inspection and analytics: browse live topics, trap messages with CEL expressions and chart a window of traffic with DuckDB in the browser, without storing topic data. The stream, observed.
Let your agents use 30,000+ tools across 600+ apps, from Salesforce to GitHub, through one MCP gateway. AgentKit handles auth and integrations, so every action runs as the user who asked, within the scopes they granted.
Describe the people you need in plain English. Get up to 10 profiles per call with role, employer, location, experience, skills, and schools.
Give your AI agents real inboxes to receive and send emails. Connect them over MCP or API, use your own domain, and get a trust report on every inbound message. Free includes 3,000 messages/month; paid plans start at $9/month.
Free test management with hosted MCP for any AI client — Claude, Cursor, ChatGPT, VS Code, or your own agents. Agentic Test Management on Advanced: triage CI failures, draft-PR self-heal, automations, and webhooks.
Test and debug webhooks with Hookdeck Inspect. Get a live URL you and your agent can use, plus mock webhooks for 500+ providers. It's free, no account or setup required.
Flockbay is a free AI game maker built on Godot: an agent in the official Godot editor that writes GDScript and scenes, then playtests them. It runs the game, sends input events, reads the debugger and captures the viewport.
Hi HN, we're Aarush and Arnav from The Subvocal Company (YC F26) ( https://subvocal.company/ ). We’re building smart glasses that let you talk to your computer without talking out loud.
I thought it would be fun to browse HN as if it were a newspaper. The site updates once an hour. Enjoy!
Explore central Warsaw in voxels - slightly inspired by Minecraft, and MagicaVoxel. You can change the date, time of day and weather, explore the city, or click on a pedestrian to control them (here a bit of inspiration from Dungeon Keeper). Works best on desktop, but I tried to make it usable on mobile too. The initial load can take a while. It's based on several open datasets, including: - OpenStreetMap ( https://www.openstreetmap.org/#map=6/52.02/19.14 ) - buildings, streets, sidewalks, tram tracks, etc - GUGiK / Geoportal ( https://www.geoportal.gov.pl/ ) - LiDAR for building heights and trees, aerial imagery for colours - Warsaw's city tree database ( https://mapa.um.warszawa.pl/ ) - individual tree species, used for seasonal foliage Open-source ( https://github.com/stared/warsaw-vibe-voxel ), so feel invited to (re)use it as you wish!
Every business tool Hacker News complains about, ranked by count, with what commenters say they replaced it with. Counts from public HN comments.
I made hjkl to help myself remember Vim commands. It’s a little browser game you can play when you want to unwind and get a bit of Vim practice in.
I saw HackerTube ( https://news.ycombinator.com/item?id=50319510 ) a few days ago, the YouTube videos HN keeps recommending, pulled from 19 years of comments.
Interactive explainers for computer science and engineering concepts, one per page.
a wolfenstein 3D clone in python, pygame
Rustable is an open-source, native database client. Written in Rust. We will be mentioning that.
Hi HN! I'm Ben, the founder of Bema. I've been frustrated with the current state of work messaging software for a while now, and I've heard similar complaints from friends and coworkers.
Run the original ReBirth RB-338 Windows release in your browser with Wine and WebAssembly.
VHS filter: Shoot photos and video with a real VHS camcorder look: tracking lines, colour bleed, date stamp. Free, in your browser, nothing uploaded.
View & edit DOCX, XLSX, PPTX in the browser. Progressive loading, formulas, real-time collab, saves to original format.
We’re building Remene around a familiar problem: you receive your MRI images and a radiologist’s report, but making sense of them is difficult in many cases.
I built this to replace Cost Split, which I've used for several years and always thought was great but lacking in the UI. No account required.
An open-source Flutter RSS client adapted for iPhone Duo: keeps pre-iOS 26 Cupertino styling rather than Liquid Glass, rotating the status bar via preferredVerticalBarBehavior to share a row with the top nav bar and fill the screen.
Browser site with 64 interactive dinosaur demos for kids: rotatable 3D reconstructions with see-through skeletons, stratigraphy and evolution-tree games, 52 species pages with timelines and fossil maps, source-cited claims, and zh/en toggl…
A WeChat mini program for daily English shadowing practice: pick a short story each day, spend a minute listening, shadowing and recording, then get smart analysis on what to improve next round.
crFiles is a C++ multi-tab, multi-pane file manager with built-in Android Quick Share/Nearby Sharing for fast LAN transfers, video/image/PDF previews, independent-process search, and file/folder tags.
A freelancer shares quoting dilemmas in the AI era: given a Figma-based PC/H5 site (static pages + CMS), they used AI to build and deploy it in about an hour for ~50 credits, weighing how much to charge versus a previous 4000 fee.
TweeTok is an X media browser: swipe images and videos like short video, one post per screen or a two-column feed. On iOS App Store; Android closed beta with Pro free — offline cache, filters, NAS/WebDAV sync, multi-account.
SEO platform unifying keyword content planning, publishing to WordPress/Webflow/Shopify, email backlink outreach, ChatGPT brand-mention tracking, Search Console insights, and an MCP server for AI assistants.
Native macOS Dynamic Island panel for AI coding agents like Claude Code, Codex and Cursor: approve or deny permissions, answer prompts, review plans, and jump back to the matching iTerm2 tab without losing editor focus.
DuoRhyme turns two solo photos or one duo photo into a dual-person rap video. Custom music mode generates rap songs and performances with user- or AI-written lyrics in 6 languages and 8 styles;
Plugin discovery extension for DSH: with 20,000+ plugins and no clear browsing UI, it adds a Plugin Discovery entry so you can find plugins easily. Install by sending the GitHub link to DSH; the option then appears in the left sidebar.
Try another keyword or category.
23 repositories were already featured in the last 3 reports, so they are not repeated in today’s discoveries.
Computer use CLI for AI agents
🕷️ The BEST Web Scraping framework that handles everything from a single request to a full-scale crawl! Don't be shy, join here: and follow here for daily tips and tricks:
Turn Claude Code into a full game dev studio — 49 AI agents, 72 workflow skills, and a complete coordination system mirroring real studio hierarchy.
DEV TRENDS / COMMUNITY
Discuss this edition
Sign in with GitHub to share a thought, question, or useful follow-up.