# AI tools for “JavaScript Experiments” 59 matching tools; showing 24, ranked by relevance. Filters: `group=coding-development`, `pricing=freemium` | # | Tool Name | Monthly Visits | MoM Growth Rate | Pricing Model | Summary | Why it matched | Profile (Markdown) | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | 1 | [Mastra](https://openaitools.app/tool/mastra) | 318,954 | -5% | Freemium, Contact for Pricing | The TypeScript framework for building, deploying, and observing AI agents | keywords 100% | [.md](https://openaitools.app/tool/mastra.md) | | 2 | [Mida.so](https://openaitools.app/tool/mida-so) | 104,541 | +7.5% | Freemium, Free Trial, Paid, Contact for Pricing | Lightweight A/B testing and experimentation for marketers who own conversion | semantic match | [.md](https://openaitools.app/tool/mida-so.md) | | 3 | [Browser Use](https://openaitools.app/tool/browser-use) | 1,206,376 | +41.1% | Freemium, Paid, Contact for Pricing | Browser agents and stealth cloud browsers for real web tasks | semantic match | [.md](https://openaitools.app/tool/browser-use.md) | | 4 | [Variant](https://openaitools.app/tool/variant) | 57,617 | -33% | Freemium | Endless design options for your idea — just scroll | semantic match | [.md](https://openaitools.app/tool/variant.md) | | 5 | [Quadratic](https://openaitools.app/tool/quadratic-multiplayer) | 87,216 | -18.3% | Freemium | The AI spreadsheet that connects to your data and explains its answers | keywords 51% | [.md](https://openaitools.app/tool/quadratic-multiplayer.md) | | 6 | [TeleportHQ](https://openaitools.app/tool/teleporthq) | 133,021 | +9.9% | Freemium | Low-code website builder with AI assistance and free code export | keywords 51% | [.md](https://openaitools.app/tool/teleporthq.md) | | 7 | [Video SDK](https://openaitools.app/tool/video-sdk) | 125,669 | -28.3% | Freemium, Paid, Contact for Pricing | Low-latency video, voice and AI-agent APIs for developers | keywords 51% | [.md](https://openaitools.app/tool/video-sdk.md) | | 8 | [Piny](https://openaitools.app/tool/piny) | 5,253 | -8.7% | Freemium | Visual editing for React code, whether you wrote it or an AI did | semantic match | [.md](https://openaitools.app/tool/piny.md) | | 9 | [Playroom](https://openaitools.app/tool/booom-ai) | 8,437 | -17.8% | Freemium | Add real-time multiplayer to your game or app without running servers | semantic match | [.md](https://openaitools.app/tool/booom-ai.md) | | 10 | [BuildShip](https://openaitools.app/tool/buildship) | 37,111 | -20% | Freemium | AI-powered visual workflow builder for backend APIs and automations | keywords 51% | [.md](https://openaitools.app/tool/buildship.md) | | 11 | [CatPaw (妙手)](https://openaitools.app/tool/catpaw) | 40,422 | -24.8% | Freemium | Meituan's all-scenario AI Agent platform and workbench | keywords 51% | [.md](https://openaitools.app/tool/catpaw.md) | | 12 | [DesignCode UI](https://openaitools.app/tool/designcode-ui) | 5,906 | -65.1% | Freemium, Paid | A massive Figma & Framer UI component library with variables, variants, and adaptive layouts | semantic match | [.md](https://openaitools.app/tool/designcode-ui.md) | | 13 | [UiChemy](https://openaitools.app/tool/uichemy) | 41,934 | +61.3% | Freemium | Figma designs and AI builds turned into real, editable WordPress | keywords 51% | [.md](https://openaitools.app/tool/uichemy.md) | | 14 | [Stately](https://openaitools.app/tool/stately-ai) | 25,489 | -43.4% | Freemium | See what your software actually does — map code into statecharts humans and AI agents can reason about. | keywords 51% | [.md](https://openaitools.app/tool/stately-ai.md) | | 15 | [GoLess Extension Automation](https://openaitools.app/tool/goless-extension-automation) | 3,505 | -8.3% | Freemium | No-code browser automation in a Chrome extension | semantic match | [.md](https://openaitools.app/tool/goless-extension-automation.md) | | 16 | [WebScraping.AI](https://openaitools.app/tool/webscraping-ai) | 14,943 | -11.7% | Freemium, Paid | One API call to extract clean, structured data from any website | keywords 51% | [.md](https://openaitools.app/tool/webscraping-ai.md) | | 17 | [YepCode](https://openaitools.app/tool/yepcode) | 13,298 | +24.3% | Freemium, Paid, Contact for Pricing | Build and run code-based integrations in secure cloud sandboxes | keywords 51% | [.md](https://openaitools.app/tool/yepcode.md) | | 18 | [InstaSnippet](https://openaitools.app/tool/instasnippet) | 683 | +190.6% | Freemium | Turn AI chats into interactive apps, one prompt at a time | semantic match | [.md](https://openaitools.app/tool/instasnippet.md) | | 19 | [AgentQL](https://openaitools.app/tool/agentql) | 13,100 | -44% | Freemium, Free Trial, Paid, Contact for Pricing | Connect AI agents to any website with natural-language queries | keywords 51% | [.md](https://openaitools.app/tool/agentql.md) | | 20 | [Znote](https://openaitools.app/tool/znote-ai) | 3,761 | +3.4% | Freemium, Paid | A free, local Markdown editor with AI, runnable code, MCP, and git | keywords 51% | [.md](https://openaitools.app/tool/znote-ai.md) | | 21 | [Alumnium](https://openaitools.app/tool/alumnium) | 920 | -73.2% | Freemium, Paid, Free | Write end-to-end tests in plain English, not selectors | semantic match | [.md](https://openaitools.app/tool/alumnium.md) | | 22 | [Wynter.ai](https://openaitools.app/tool/wynter-ai) | 1,646 | -26.7% | Free | A free suite of blueprints for building with AI | keywords 51% | [.md](https://openaitools.app/tool/wynter-ai.md) | | 23 | [AutoCode](https://openaitools.app/tool/autocode) | 1,657 | -34.9% | Freemium, Paid, Contact for Pricing | Turn a README into a working software project with autonomous coding agents | keywords 51% | [.md](https://openaitools.app/tool/autocode.md) | | 24 | [EyeGestures](https://openaitools.app/tool/eyegestures) | 1,362 | +9.2% | Freemium | Open-source gaze tracking with just a webcam | keywords 51% | [.md](https://openaitools.app/tool/eyegestures.md) | Page 1 of 3 · [Next page →](https://openaitools.app/index.md?q=JavaScript+Experiments&group=coding-development&pricing=freemium&page=2) For programmatic access use `https://openaitools.app/api/tools?q=…` or MCP `https://openaitools.app/api/mcp`. --- Source: https://openaitools.app/?q=JavaScript%20Experiments More Markdown: [Categories](https://openaitools.app/categories.md) · [Traffic rankings](https://openaitools.app/rankings.md) · [llms.txt](https://openaitools.app/llms.txt)