An Alternative to MCP - Python CLI-Based Agent Skills

I wrote recently about MCP's patchy reliability and how mature CLI tools wrapped in skills felt more stable. I wanted to explore that idea further — specifically, what if you could build custom Python CLI tools with a skills wrapper and have the same success without managing virtual environments? Python-tool-skills are that exploration. They're Python CLI tools built with Click, run via uvx , and bundled inside skills. No venv pollution, locked dependencies, just works. What works: wrapping mature CLI tools Most CLI tools are battle-tested, predictable, well-documented. Wrapping them in skills works brilliantly. The agent calls a command, parses the output, moves on. These tools have been used by thousands of developers across wildly different contexts. Error messages are clear. Edge cases are handled. You're building on solid ground. Most importantly, they are a text efficient, well understood textual interface — one well suited to LLMs. With in-context --help output, the agent can di