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1diff --git a/plugins/toolbox/README.md b/plugins/toolbox/README.md
2new file mode 100644
3index 0000000000000000000000000000000000000000..aac2bb3b05b6f78cd5f4d38baca755b350b8da84
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7+# toolbox plugin
8+
9+Plugin for [toolbox](https://containertoolbx.org), a tool to use containerized CLI environments.
10+
11+To use it, add `toolbox` to your plugins array in your `.zshrc` file:
12+
13+```zsh
14+plugins=(... toolbox)
15+```
16+
17+## Prompt function
18+
19+This plugins adds `toolbox_prompt_info()` function. Using it in your prompt, it will show the toolbox indicator ⬢ (if you are running in a toolbox container), and nothing if not.
20+
21+You can use it by adding `$(toolbox_prompt_info)` to your `PROMPT` or `RPROMPT` variable:
22+
23+```zsh
24+RPROMPT='$(toolbox_prompt_info)'
25+```
26diff --git a/plugins/toolbox/kubectx.plugin.zsh b/plugins/toolbox/kubectx.plugin.zsh
27new file mode 100644
28index 0000000000000000000000000000000000000000..8b6bf5ecdad16b2b0fbda795bd3929615c336471
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30+++ b/plugins/toolbox/kubectx.plugin.zsh
31@@ -0,0 +1,3 @@
32+function toolbox_prompt_info() {
33+ [[ -f /run/.toolboxenv ]] && echo "⬢"
34+}