If you want to, you could inspect the API and read source code for the plugins that you use (and disable automatically updating plugins if your editor supports

If you want to, you could inspect the API and read source code for the plugins that you use (and disable automatically updating plugins if your editor supports that). Or you could run a local instance. It's all open source and plugins support specifying your own endpoint so you're not tied to the server provided by the author. Disclosure: I'm the author of two plugins: code-stats-vim and code-stats-zsh.