# OpenCode

> OpenCode agents into your browser. Include browser tab content as agent context and create session-scoped workspaces on your filesystem. Quickly spin up prototypes based on documentation open in your browser.

Canonical page: [https://chrome-stats.com/d/opencode](https://chrome-stats.com/d/opencode)

## Overview

- **ID:** `opencode`
- **Platform:** Firefox
- **Type:** Firefox add-on
- **Status:** Available
- **Publisher:** Simon Townsend
- **Category:** web-development,tabs
- **Daily users:** 34
- **Weekly downloads:** 6
- **Version:** 1.1.1
- **Last updated:** 2026-05-16
- **First published:** 2026-05-11
- **Size:** 1.04 MB
- **Data as of:** 2026-09-07
- **Store listing:** [Firefox Add-ons Store](https://addons.mozilla.org/firefox/addon/opencode/)
- **Website:** [https://github.com/stowns/opencode-browser-extension](https://github.com/stowns/opencode-browser-extension)

## Description

<strong>Requirements</strong>
<ul><li>An instance of the <a href="https://prod.outgoing.prod.webservices.mozgcp.net/v1/8c879cc6446380a5c3f76b0b78fc7b0b0ef4669f0bf8c3a8675ea009cc92c71b/https%3A//opencode.ai/docs/server/" rel="nofollow">OpenCode Server</a> running on your machine</li></ul>
<strong>Features</strong>
<ul><li>Tab Context - Select open browser tabs to include their content as context in the chat.</li><li>Workspaces<ul><li>Select a directory on your filesystem to scope the agent's changes to.</li><li>OpenCode sessions are automatically created and associated with workspaces, keeping project context separate</li><li>Switch between recently used workspaces.</li></ul></li><li>OpenCode Basic Auth support - Supports auth via <code>opencode serve OPENCODE_SERVER_PASSWORD=&lt;pwd&gt;</code>.</li><li>Developer Mode - View context sent with each prompt, access debug logs, and clear sessions.</li></ul>

## Rankings

- #19,412 — Overall
- #107 — code
- #114 — qr code
- #147 — open vpn
- #149 — openvpn
- #155 — open ai

## Permissions and access

### Permissions

- `tabs`
- `activeTab`
- `scripting`
- `storage`

### Host permissions

- `http://localhost:4096/*`

### Content script matches

- `<all_urls>`

## Safety

- **Risk impact:** High risk impact
- **Risk likelihood:** High risk likelihood

### Analysis details

- Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- This extension has low user count. Unpopular extensions may not be stable or safe.

> Some risk analysis details are omitted from this free response. [Upgrade to view the full analysis](https://chrome-stats.com/pricing).

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Source: [Chrome-Stats](https://chrome-stats.com/d/opencode)