Agent Plugins are now discovered and run by the shared Hub. Packages under `~/.agents/plugins` are validated from their `plugin.json`, their valid Agent Skills become available to the agent, and their stdio / Streamable HTTP / SSE MCP servers start automatically. Settings → Customize lists Agent Plugins separately from Cline Plugins, with each plugin's description, badge, and contributed tools, and enable/disable is Hub-managed per plugin. Workspace `.agents/plugins` directories are intentionally ignored The "Cline Hub was updated" dialog no longer appears on every launch and reconnect. The app no longer prompts about a Hub running the same core version it does — a desktop and CLI release cut from different commits bundle the same core but never share a build fingerprint, so anyone with both installed got a dialog whose "Update and restart" looped on "no app update available".

The build-mismatch dialog now also waits until an app update is actually staged, and "Later" sticks across session switches, reloads, and relaunches instead of resurfacing every time. A Hub the app genuinely cannot talk to still warns every time Signing in now shows the device confirmation code in the app…