Build RL environments for any domain from real cases that Browser Use agents mine from the web
TikTok DM spammer: bulk-sends DMs to usernames, auto-follows targets, rotates accounts, rate-limits to dodge bans. Use at your own risk.
Edit PDFs in-browser: add text, highlights, stamps, freehand ink; fill forms, merge pages, export annotated PDFs.
Cross-browser test suite for Web platform specifications, run in all major browsers to check interoperability.
Browser-based 3D CAD by J.Siwek, community-maintained. No install.
Agent skill for browser motion graphics β openers, promos, bumpers, kinetic typography, and five explainer styles that move like video, not slides. Single index.html output. Works with Claude Code, Codex, Gemini CLI, Cursor.
1255 professional Agent Skills for Claude, ChatGPT, Gemini, Cursor & Codex β PRDs, postmortems, leases, medical bills, layoffs, go-bags, new countries. Plain markdown, MIT, in Anthropic's plugin directory. Plus a typed decision layer: which skill, is it safe, ship or slip. Free in-browser or npx pm-claude-skills add.
Paste any GitHub URL β interactive architecture map. See how files connect, find what breaks if you change something. No install, no accounts β runs entirely in your browser.
β‘ The Complete X/Twitter Automation Toolkit β Scrapers, MCP server for AI agents (Claude/GPT), CLI, browser scripts. No API fees. Open source. Unfollow people who don't follow back. Monitor real-time analytics. Auto follow, like, comment, scrape, without API. Follow Bot. Like bot. Grow your account automatically.
Free browser-based web app for generating and editing customizable interactive fantasy maps.
UI-Venus is a general-purpose foundation GUI agent for mobile apps, web platforms, and desktop operating systems using only screenshots as input.
π An online formulae browser for Homebrew
Download twitter media with only one-click.
Agent-agnostic skill: run a grilling design interview on a local browser page instead of the terminal
π₯ Open source static (serverless) status page. Uses hyperfast Go & Hugo, minimal HTML/CSS/JS, customizable, outstanding browser support (IE8+), preloaded CMS, read-only API, badges & more.
Pydoll is a library for automating chromium-based browsers without a WebDriver, offering realistic interactions.
Give your AI agent a face. Four full-screen visualizers. A living circuit board with a cinematic fly-through, a particle-orb starburst, Matrix rain that looks back, and a constellation brain. All driven live by your voice agent's signal bus. Zero dependencies: a browser and one tiny Python server. Pairs with backtalk out of the box.
A complete first-person shooter in a single 290 KB HTML file. No build step, no assets, no dependencies beyond three.js from a CDN.
A WebMCP benchmark, measures WebMCP against other browser-agent interfaces.
π An HTML to Markdown converter written in JavaScript
Display paginated content in the browser and generate print books using web technology
Remote control interface that enables introspection and control of user agents.
simple web-based, free and open-source visual novel editor that can be used in a web browser. It is written in JavaScript without using any third party libraries and thus does not require additional software installation. The engine uses standard HTML document elements such as div and img.
Gausseous β a 3D Gaussian Splatting manipulator and animator for the browser
Thirteen design systems. Thirteen files. No build step, no framework, nothing to install. Open one in your browser, copy the tokens, ship something that looks like yours.
Minimal browser startpage.
Simple starter webpack 5 project template supporting SASS/PostCSS, Babel ES7, browser syncing, code linting. Easy project setup having multiple features and developer friendly tools.
Almost full list of all desktop web browsers
Real-time water caustics in the browser, built on three.js. Single-file lite and sandbox versions.
Build, validate, visualize, and publish SKOS taxonomies in your browser β standards-first, single self-contained file, with a REST API and MCP server.
Find Any Roblox Player and Join Their Server Instantly 2026 Chrome Extension
RoPrime 2026: Next-Gen Roblox Web Experience Hub
Best Roblox Studio Package Manager Plugin 2026 for Wally and Pesde
Tor Browser 2026 for Windows 11 and 10: Anonymous Browsing Setup Guide
Best Open-Source AI Roblox Studio Copilot 2026: Chat-Driven Script Editing & Luau Automation
Build Browser Games with Rust WASM and Luau Scripting: 2026 Web Game Engine Guide
ReBTRoblox 2026: Enhanced Roblox Site Extension for Power Users
SCOUT Chrome Extension 2026: Open-Source Autonomous Web Intelligence
Best Infinite RNGdle Alternative 2026 Badges Stats Leaderboard
Brave Browser Windows 11 Privacy Setup Guide 2026
Best Polytoria Quality of Life Extension 2026: Enhance Your Browser Experience
Roblox Explorer Script Hub 2026: Ultimate Game Asset Browser & Lua Executor Guide
CPS Test and Aim Trainer 2026: Best Browser Clicking Speed Game
Best Browser-Based RTS Hotkey Trainer 2026: Custom Drills, Local Files, Privacy First
Best Browser Aim Trainer for CS2 and Valorant Practice 2026
Best Open Source Browser Brain Trainer Game 2026 HTML CSS JavaScript
Sensory Substitution Training System: See Without Sight 2026
SAMURAI-console 2026: The Ultimate Cybersecurity Command Center for Ethical Hackers
Python Poker Trainer 2026: Browser and Console Coach with GoF Design Patterns
Vryxen 2026: Open-Source Go Forensic Toolkit for Browser and Crypto Wallet Data Extraction
NoEyes Blindfold Vision Training Guide 2026: Learn to See Without Eyes Using Google
Make your website agent-ready: a coding-agent plugin for Claude Code and Codex that adds WebMCP tools to your web app
Hundreds of free, open-source web tools for developers, creators, and everyday tasks. No signup, no ads, no limits.
Ion is a zero-install, browser-native coding agent.
Client-side browser-fingerprint bench β see what any website can measure about your browser, and how identifiable you are. Live: https://glassbox.codecanary.org
Browser tool for the DEF CON 34 badge light-gene exchange. Self-contained, no network.
JSX-style rendering directly inside plain HTML. No compiler. No transform. No build step.
Everything I used to pass both foundational AWS certifications, Cloud Practitioner (CLF-C02) and AI Practitioner (AIF-C01): two interactive study guides, two 65-question practice exams, and a guide to AWS Skill Builder. Open the HTML files in a browser, nothing to install.
Playable browser game benchmark portal
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