{"version":"2.1.59","anchor":"plugin-zip-cache-system","canonical_anchor":"plugin-zip-cache-system","heading":"Plugin ZIP Cache System","tier":null,"area":null,"scope":null,"heads_up":null,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.59\/e\/plugin-zip-cache-system","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.59","markdown":"### Plugin ZIP Cache System\n\n**What**\n\nA new ZIP-based caching system for MCP plugins, enabling efficient plugin distribution in headless and CI environments.\n\n**Details**\n\n- Controlled by the `CLAUDE_CODE_PLUGIN_CACHE_DIR` environment variable\n- Creates versioned ZIP archives of plugin directories (with `.zip` extension)\n- Session-scoped plugin cache directories (`claude-plugin-session-*`) are automatically created and cleaned up\n- Marketplace JSON metadata is persisted alongside plugin ZIPs for offline resolution\n- Handles symlink cycles during ZIP creation with cycle detection\n- Includes `CLAUDE_CODE_DISABLE_OFFICIAL_MARKETPLACE_AUTOINSTALL` env var to disable automatic marketplace plugin installation\n\n**Evidence**\n\nZIP cache mode (search for `\"zip cache mode\"`), session cache (search for `\"claude-plugin-session-\"`)"}