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SPECIFICTION
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BrowserCode

browsercode.io

WebSelf-hosted
Visit browsercode.io
Spec score 7.8 #23 of 58 in Code Playground Software

Spec sheet

What it does
BrowserCode is a browser-based IDE and AI coding agent playground for prototyping full-stack apps.Read 12 Oct 2026 · browsercode.io
Product
BrowserCode is a browser based IDE and AI coding agent playground for prototyping full stack apps.Read 12 Oct 2026 · browsercode.io
Security
The project README says the browser sandbox is isolated from the user's operating system.Read 12 Oct 2026 · github.com
Support
The official site invites users to ask questions and chat with the team on Discord.Read 12 Oct 2026 · browsercode.io
Maker
The BrowserCode repository is published under the Leaning Technologies GitHub organization.Read 12 Oct 2026 · github.com
API key handling
The README says Codex CLI asks for an OpenAI API key and stores it in the browser.Read 12 Oct 2026 · github.com
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.Read 12 Oct 2026 · github.com
Browser compatibility
The README recommends a Chromium-based browser for maximum compatibility.Read 12 Oct 2026 · github.com
Coding agents
The hosted app supports Claude Code and Codex CLI.Read 12 Oct 2026 · github.com
Editor
The IDE includes an editor, file tree, terminals, and live preview.Read 12 Oct 2026 · browsercode.io
Editors and previews
The IDE includes a code editor, file tree, terminals, and live previews for popular frameworks.Read 12 Oct 2026 · browsercode.io
Embedding requirement
Embedding requires SharedArrayBuffer support, cross origin isolation headers on the embedding page, and the iframe permission allow="cross-origin-isolated".Read 12 Oct 2026 · github.com
Frameworks
The project README lists support for Express.js, Svelte, Next, Nuxt, and React, with WebAssembly overrides.Read 12 Oct 2026 · github.com
Full-stack runtime
YesRead 22 Sep 2026 · labs.leaningtech.com
Languages and tools
The sandbox includes Node.js v22, bash, git, and npm; Rust and Python are listed as preview runtimes.Read 12 Oct 2026 · github.com
Limitations
The README says native binaries are not supported and networking over TCP is unavailable.Read 12 Oct 2026 · github.com
Network access
Outbound access is restricted, with npm and yarn registries, GitHub, and major AI provider APIs reachable by default.Read 12 Oct 2026 · github.com
Networking
The project README says outbound networking is restricted, with npm and yarn registries, GitHub, and major AI provider APIs reachable by default.Read 12 Oct 2026 · github.com
Notable limits
The README says native binaries and TCP networking are not supported, and Safari is not currently supported.Read 12 Oct 2026 · github.com
Runs locally in browser
Its terminal, filesystem, and development server run in a WebAssembly sandbox in the browser.Read 12 Oct 2026 · github.com
Runtime
Its terminals, filesystem, and development servers run in a sandboxed WebAssembly environment in the user's browser.Read 12 Oct 2026 · browsercode.io
Security boundary
The README describes the environment as isolated from the user's operating system by browser sandboxing.Read 12 Oct 2026 · github.com
Self-hosting
The README explains how to clone the repository, install dependencies, configure a BrowserPod API key, and run BrowserCode locally.Read 12 Oct 2026 · github.com
Sharing and embedding
BrowserCode supports instant app previews through portal URLs and can be embedded in another site using its /embed route.Read 12 Oct 2026 · github.com
Sharing and previews
BrowserPod portal URLs provide instant app previews, and the README describes embedding BrowserCode in another site through an iframe.Read 12 Oct 2026 · github.com
Sharing controls
link_accessRead 22 Sep 2026 · labs.leaningtech.com

Where Specifiction places it

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