OpenChamber VS Code Extension

OpenChamber inside VS Code: embeds the OpenChamber chat UI in the activity bar and connects it to the OpenCode API.

• Project overview + screenshots: https://github.com/btriapitsyn/openchamber

Features

OpenChamber UI

• Smart tool visualization (inline diffs, file trees, results highlighting)
• Rich permission cards with syntax-highlighted operation previews
• Per-agent permission modes (ask/allow/full) per session
• Branchable conversations: start a new session from any assistant response
• Task tracker UI with live progress and tool summaries
• Model selection UX (favorites, recents, and configurable tool output density)
• UI scaling controls (font size and spacing)

VS Code Integration

• Chat UI in activity bar
• Session management with history
• File attachments via native VS Code file picker (10MB limit)
• Click-to-open files from tool output
• Auto-start opencode instance if not running
• Workspace-isolated OpenCode instances (different workspaces get unique instances)
• Adapts to VS Code's light/dark/high-contrast themes

Commands

Configuration

Requirements

• OpenCode CLI installed and available in PATH (or set via OPENCODE_BINARY env var)
• VS Code 1.85.0+

Development

bun install
bun run --cwd packages/vscode build            # build extension + webview
cd packages/vscode && bunx vsce package --no-dependencies

Local Install

• After packaging: code --install-extension packages/vscode/openchamber-*.vsix
• Or in VS Code: Extensions panel → "Install from VSIX…" and select the file