The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.
External Application Button
Communicate with external applications of your OS through a toolbar button or context menu item.
Install
$
git clone https://github.com/andy-portmen/external-application-buttonInstall command taken from the project's README or registry entry. Always review code before running it.
README excerpt
Read full README on GitHub →External Application Launcher
Use external applications through a toolbar button or context menu item.
This extension lets you create a customizable toolbar button (action button) and context menu items to execute programs with your chosen command-line arguments. For example, you can:
- Send the current page to another browser
- Send selected text to a text editor
- Send image URLs to a photo editor
- Send download links to an external download manager!
YouTube Preview
MCP Server
This extension can be used with coding agents such as OpenCode. Also it can help other extensions to introduce their tools to the agents. Read FAQs page for more info.
Links
Similar plugs
Reverse engineer anything with agents, from app behavior down to native binaries.
Build Agentic workflows, RAG pipelines, with rich AI model and tool support on one collaborative workspace. Deploy on cloud, VPC, or self-hosted, so teams move from prototype…
User-friendly AI Interface (Supports Ollama, OpenAI API, ...)
Open-source Python library for AI browser agents, plus Browser Use Cloud: stealth browsers and a hosted agent API.