In Browser Javascript Runtime
The best 50 In Browser Javascript Runtime AI tools - Free & Paid
Explore 50 AI for In Browser Javascript Runtime
Browser Use is a web automation tool that facilitates human-like interactions on websites. It offers features like captcha bypassing, stealth mode for authentication, and supports multiple languages, making it ideal for web scraping and navigation tasks.
Subscription
- $500
Browser Cash is an AI browser-agent platform and extension that turns browsers into secure distributed nodes, enabling sandboxed automated web tasks (research, data collection, form filling) with anonymized, isolated sessions while rewarding participants with redeemable points.
Freemium
Open Operator is a user-friendly AI tool that allows users to view, run, and browse AI models directly in their web browser. Powered by Stagehand and BrowserBase, it offers a seamless experience for exploring AI predictions effortlessly.
BrowserAct is an AI-powered no-code web scraper that extracts data using natural language commands and bypasses geo-blocks with residential IPs. It automates CAPTCHA solving, offers real-time monitoring, and stores data long-term with built-in ad-blocking.
Freemium
YouTube sumamry chrome extension is a YouTube video summary tool developed by Glasp Inc., currently in beta testing and requires installation on Chrome or Safari browsers along with sign-up.
Sigma Browser is an AI-first web browser that enhances productivity with integrated tools like SigmaGPT for task automation, research, and content assistance. It prioritizes privacy with encrypted DNS, phishing protection, and built-in organization features like bookmarks and password management.
Freemium
UniJump is a browser extension that injects ChatGPT into any page, letting users ask questions and generate text via ⌘ + J or a widget. It requires only an OpenAI account and keeps data local.
Free
BrowserAgent is a browser-based AI automation tool that enables users to create workflows visually without coding. It automates tasks like email summarization and data extraction, enhancing productivity for individuals and teams through easy-to-use templates and real-time monitoring.
Free trial
Horseman is a cross‑platform crawler that extracts site data using JavaScript snippets. It integrates GPT‑3.5 for AI‑guided code creation, offers 120 ready snippets, and aggregates insights for performance, SEO, and accessibility analysis.
Subscription
- $5/mo
VibeClaw.dev is a browser-based OpenClaw runtime for running AI coding agents in sandboxed, in-browser Node.js containers. It features a complete virtual filesystem, multi-agent orchestration, and flexible model support from local WebGPU LLMs to cloud APIs, all exportable for private, reproducible w
Freemium
Google Antigravity is an IDE for developers featuring tab autocompletion, natural language code commands, and configurable agents that monitor tasks. It offers cross-surface synchronization and a unified mission control view for managing multiple agents.
Free
SigmaOS is an AI-powered, ad-free browser tool that revolutionizes internet navigation through organized workspaces, vertical tabs as to-do lists, split-screen multitasking, and lazy search functionality. It integrates with Airis for contextual answers and simplifies web content with interactive su
Free
WebScraping.AI offers a single API that retrieves clean HTML, plain text, or JSON from any URL, handling JavaScript-heavy pages, proxies, CAPTCHAs, and retries. Users can query, extract fields, generate summaries via prompts, and integrate with SDKs or workflow tools.
Subscription
- $29/mo
Jam is an AI-powered debugging assistant that streamlines the debugging process through automated source code analysis and code fix suggestions while ensuring privacy and security. It integrates with a Chrome extension for bug reporting workflow.
Free
BrowseGPT automates web browsing with a Chrome extension that uses GPT‑3 to interpret commands like CLICK, ENTER_TEXT, and NAVIGATE, logging actions and reasons for easy correction. It saves time for shoppers, researchers, and repetitive tasks.
Free
n8n is an open‑source workflow automation platform with a visual canvas and custom JavaScript/Python support. It connects to 500+ integrations, enables AI agents and RAG, offers audit logs, real‑time alerts, and can be self‑hosted on Docker or Kubernetes.
Free
Nextbrowser is an AI-powered browser that automates complex online tasks like web scraping, social outreach, and account management. It operates in Fast or Smart modes, using geo-targeting and human-like interactions to streamline workflows.
Free trial
JS2TS converts JavaScript to TypeScript with a single button click, adding type annotations while preserving functionality. It offers quick examples and supports JSON‑to‑TypeScript, CSS‑to‑JSON, and CSS‑to‑Tailwind conversions for developers, teams, and code maintainers.
Freemium
GitWit is an open‑source, AI‑native browser IDE that supports syntax highlighting, auto‑completion, and real‑time collaboration. It integrates GitHub, embeds Next.js backend, offers secure sandboxing, AI code suggestions, and community live sessions for streamlined full‑stack development.
Freemium
FlashAI is a Chrome extension that runs ChatGPT via your OpenAI API key in-browser, offering one-click webpage summarization, highlight-to-run prompts, a prompt manager, keyboard shortcuts and context-menu access for faster research, drafting and content extraction.
Free
LipSurf is a Chrome extension that lets users dictate text and control web pages via voice commands. It supports Gmail, Docs, Slack, and other sites, enabling hands‑free navigation, scrolling, clicking, and media control in multiple languages.
Free
Sider AI is a browser extension that consolidates instant summarization, translation, and research tools in a side panel. Users compare AI model responses, receive on‑the‑fly explanations for highlighted text, extract OCR, and store snippets in a searchable knowledge base.
Free
NoCaptcha AI is an innovative captcha-solving tool with Chrome and Firefox extensions. Leveraging AI technology, it effortlessly bypasses captchas, boosting automation and productivity for users and developers.
Free trial
- $1
Fellou is a cognitive browser that enhances information accessibility with deep search capabilities, bulk actions, and cross-app integration. It offers a virtual workspace for task management and allows users to organize profiles for work, life, and entertainment.
Free
AIChatOnline.org is a browser‑based AI assistant that processes text, images, and documents, aiding writers, researchers, and developers to draft content, refine tone, summarize reports, debug code, and browse over 50k integrated AI tools—all without installation and with session‑only privacy.
Subscription
- $6.4/mo
You.com is an AI-based search engine that provides customized search results and summarizes web pages by categories, with Code Complete for technical information and shareable links.
Dex is a Chrome extension that turns your browser into an AI workspace, centralizing notes, tasks and context across tabs and apps, integrating Gmail, Calendar, Sheets and LinkedIn for meeting prep, lead extraction, analysis and personalized outreach.
Freemium
GPT‑AdBlocker is a Chrome extension that uses GPT‑4 to detect and remove pre‑roll ads, banners, pop‑ups, and tracking scripts such as Google Analytics. It provides a single background toggle and an optional video‑ad blocker.
Freemium
Testbook AI is a Chrome extension that records and replays user interactions to create regression and UI comparison tests without coding. It supports cross‑browser validation, integrates with Sauce Labs, BrowserStack, LambdaTest, exports code, and auto‑heals scripts.
Freemium
PLAI is an AI-powered optimization tool for JavaScript apps, boosting performance. It simplifies user login across platforms, providing versatile sign-in choices for enhanced UX and smoother development.
Freemium
##iflow is a browser enhancement tool that improves browsing by ensuring website compatibility, optimizing performance, and supporting modern web technologies. It facilitates QR code scanning and efficient navigation of links while promoting secure and fast browsing experiences.##
Freemium
GoLogin Cloud Browser is a cloud-based platform that provides scalable, headful browser instances with unique fingerprints and IPs for web scraping and automation. It offers programmatic control via Puppeteer/Selenium, integrated proxy services, and team management tools to reduce detection and simp
Free trial
Carbonate is an AI-driven automated end-to-end testing tool that allows you to write tests in plain English, intelligently analyzes HTML for UI changes, and speeds up development and stability of your tests.
Freemium
Truegether is an online marketplace featuring a wide variety of products in multiple categories, providing a convenient option for users without the need for JavaScript.
Freemium
- $19/mo
Quetta is a cross‑platform browser that lets users download videos in MP4, M3U8, or HLS with one click. It includes ad blocking, Chrome and Edge extensions, privacy safeguards, and features like picture‑in‑picture, background audio, speed control, and offline playlists.
Free
Skyvern automates web workflows directly in the browser, handling two‑factor logins, CAPTCHAs, and proxies. Using vision‑based interaction and LLM reasoning, it extracts structured data, processes OCR, submits forms, runs tests, and provides explainable run summaries with SDK support.
Freemium
- $29/mo
Editor.do is a real‑time IDE, hosting, and SSL platform for static sites. It supports any language, drag‑and‑drop design, AI code assistance, instant deployment, daily NVMe backups, custom domains, unlimited traffic, and multi‑project management.
Subscription
- $12/mo
Pola Browser enhances productivity with smart tab management, research mode for tracking browsing journeys, AI tools for content summarization, and multiple profiles for organized workflows, all while maintaining performance and user privacy with integrated security features.
Free trial
Surfed is a native Apple browser that records every tab, bookmark, note, and search, syncing via iCloud. It offers a searchable timeline, smart bookmark collections, built‑in dev tools, automation workflows, AI helpers for summarization, and multi‑context Spaces.
Freemium
PseudoEditor is a web‑based pseudocode IDE with syntax highlighting, error detection, auto‑completion, and instant compilation. Cloud‑stored projects are accessible from any device. It supports AQA, OCR, CIE, Edexcel, and IB specifications, helping students and teachers practice algorithms.
Free
SummarizeYT is an AI tool that summarizes YouTube videos, requires JavaScript to run, and can be installed for enhanced browsing experience. Users can contact summarizeyt.com for more information.
Opera browser delivers fast, secure browsing with a built‑in VPN, ad blocker, and AI assistant. Features include Tab Islands, Flow file/tab sharing, integrated messaging, developer tools, extensions, and cross‑platform support on desktop and mobile.
Free
AI Toolbar is a Chrome extension that adds an AI assistant to every webpage. It generates text, summarizes, translates, and paraphrases content, supports voice commands, offers a chatbot, exports replies to Word/PDF, integrates with ChatGPT, and allows custom prompts.
Freemium
Streamdown is a drop-in react-markdown replacement for AI-powered streaming Markdown rendering, supporting GFM, Shiki-highlighted code with copy/download, KaTeX math, Mermaid diagrams, CJK emphasis, Tailwind styling, streaming parsing and security filtering.
Freemium
Chippy is a Chrome extension that embeds ChatGPT directly into the browser, letting users ask questions, summarize pages, research topics, translate text, and draft emails instantly while staying on the current tab.
Free
Readable translates English PDFs to Japanese in about ten seconds, preserving the original layout and providing a side‑by‑side view. It supports up to 100 pages or 50 MB per file, unlimited translations, and a Chrome extension for quick browser use.
Freemium
ComfyOnline lets users run ComfyUI workflows online, automatically installing dependencies and models. It auto‑generates APIs for image, video, audio, and text generation, supports advanced services, LLMs, custom nodes, and scales with traffic.
Subscription
- $70/mo