&lt;p&gt;Spinlet is a plugin and runtime for building and running wasm32-wasi cli components as  &lt;a href&#x3D;&quot;https://github.com/fermyon/spin-plugins&quot;&gt;plugins&lt;/a&gt; for  &lt;a href&#x3D;&quot;https://github.com/fermyon/spin&quot;&gt;Spin&lt;/a&gt;. It provides a sandboxed environment with access control to protect the host system from malicious code. Spinlet supports features such as &lt;code&gt;std::env::args&lt;/code&gt; and &lt;code&gt;std::fs::read_dir&lt;/code&gt;, and allows users to specify which environment variables, directories, and files the plugin has access to.&lt;/p&gt;
&lt;h2&gt;Requirements&lt;/h2&gt;
&lt;p&gt;Spinlet requires the following tools to be installed:&lt;/p&gt;
&lt;ul&gt;
&lt;li&gt;&lt;a href&#x3D;&quot;https://www.rust-lang.org/&quot;&gt;Rust&lt;/a&gt; &amp;gt;&#x3D; 1.70.0&lt;/li&gt;
&lt;li&gt;&lt;a href&#x3D;&quot;https://github.com/fermyon/spin&quot;&gt;Spin&lt;/a&gt; &amp;gt;&#x3D; 1.2.0&lt;/li&gt;
&lt;li&gt;&lt;a href&#x3D;&quot;https://github.com/wasmtime/wasm-tools&quot;&gt;wasm-tools&lt;/a&gt; &amp;gt;&#x3D; 1.0.35&lt;/li&gt;
&lt;li&gt;&lt;a href&#x3D;&quot;https://github.com/wasmtime/wasm-tools&quot;&gt;wit-bindgen&lt;/a&gt; &amp;gt;&#x3D; 0.7.0&lt;/li&gt;
&lt;li&gt;&lt;a href&#x3D;&quot;https://github.com/itowlson/spin-pluginify&quot;&gt;spin-pluginify&lt;/a&gt; &amp;gt;&#x3D; &lt;a href&#x3D;&quot;https://github.com/itowlson/spin-pluginify/pull/6&quot;&gt;PR #6&lt;/a&gt;&lt;/li&gt;
&lt;/ul&gt;
&lt;h2&gt;Installation&lt;/h2&gt;
&lt;pre&gt;&lt;code class&#x3D;&quot;language-bash&quot;&gt;git clone https://github.com/cardoso/spinlet
cd spinlet
spin pluginify -i
spin let
&lt;/code&gt;&lt;/pre&gt;