BrowserCode
The facts below are what the maker publishes about BrowserCode, checked and dated. Our editors have not written about it yet.
The facts
Each one read from BrowserCode's own pages, with the date it was checked.
What it does
- API key handling
- The README says Codex CLI asks for an OpenAI API key and stores it in the browser.checked 12 Oct 2026
- Beta status
- The README describes BrowserCode as a beta and lists Claude Code and Codex CLI as beta, with Antigravity and OpenCode marked as coming soon.checked 12 Oct 2026
- Coding agents
- The site lists Claude Code and Codex CLI as coding agents that run in the browser sandbox.checked 12 Oct 2026
- Editor
- The IDE includes an editor, file tree, terminals, and live preview.checked 12 Oct 2026
- Editors and previews
- The IDE includes a code editor, file tree, terminals, and live previews for popular frameworks.checked 12 Oct 2026
- Embedding requirement
- Embedding requires SharedArrayBuffer support, cross origin isolation headers on the embedding page, and the iframe permission allow="cross-origin-isolated".checked 12 Oct 2026
- Frameworks
- The project README lists support for Express.js, Svelte, Next, Nuxt, and React, with WebAssembly overrides.checked 12 Oct 2026
- Full-stack runtime
- Yeschecked 22 Sep 2026
- Languages and tools
- The sandbox includes Node.js v22, bash, git, and npm; Rust and Python are listed as preview runtimes.checked 12 Oct 2026
- Limitations
- The README says native binaries are not supported and networking over TCP is unavailable.checked 12 Oct 2026
- Network access
- Outbound access is restricted, with npm and yarn registries, GitHub, and major AI provider APIs reachable by default.checked 12 Oct 2026
- Networking
- The project README says outbound networking is restricted, with npm and yarn registries, GitHub, and major AI provider APIs reachable by default.checked 12 Oct 2026
- Notable limits
- The README says native binaries and TCP networking are not supported, and Safari is not currently supported.checked 12 Oct 2026
- Product
- BrowserCode is a browser based IDE and AI coding agent playground for prototyping full stack apps.checked 12 Oct 2026
- Runtime
- Its terminals, filesystem, and development servers run in a sandboxed WebAssembly environment in the user's browser.checked 12 Oct 2026
- Security
- The project README says the browser sandbox is isolated from the user's operating system.checked 12 Oct 2026
- Security boundary
- The README describes the environment as isolated from the user's operating system by browser sandboxing.checked 12 Oct 2026
- Self-hosting
- The README explains how to clone the repository, install dependencies, configure a BrowserPod API key, and run BrowserCode locally.checked 12 Oct 2026
- Sharing and embedding
- BrowserCode supports instant app previews through portal URLs and can be embedded in another site using its /embed route.checked 12 Oct 2026
- Sharing and previews
- BrowserPod portal URLs provide instant app previews, and the README describes embedding BrowserCode in another site through an iframe.checked 12 Oct 2026
- Sharing controls
- link_accesschecked 22 Sep 2026
Where it runs
- Browser compatibility
- The README recommends a Chromium-based browser for maximum compatibility.checked 12 Oct 2026
- Runs locally in browser
- Its terminal, filesystem, and development server run in a WebAssembly sandbox in the browser.checked 12 Oct 2026
The company
- Maker
- The BrowserCode repository is published under the Leaning Technologies GitHub organization.checked 12 Oct 2026
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