A security-sandboxed Docker development container that gives Claude Code a self-contained home, building natively on arm64 and x86-64 across Linux, macOS, and Windows WSL2. It ships a default-deny egress firewall, a full CLI toolbelt, Node, Python with uv, and Playwright, plus an optional Postgres pgvector sidecar for AI and vector workflows.
Latest release v0.2.3 — v0.2.3 — gateway host port remapped to 5001 (macOS AirPlay fix) · 15 Jun 2026
1 file for Claude Code: claude-devcontainer CLAUDE.md — 1,825 tokens loaded in every session.
CLAUDE.md B 1,825 tok These files are ChrisSc/claude-devcontainer's own configuration — they tell Claude Code how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.