Copy the badge code for the latest
version:
[![licenses](https://licenses.dev/b/cargo/rb_tree)](https://licenses.dev/cargo/rb_tree)
<a href="https://licenses.dev/cargo/rb_tree">
<img src="https://licenses.dev/b/cargo/rb_tree" alt="licenses" />
</a>
Or the badge code for the 0.3.1
version:
[![licenses](https://licenses.dev/b/cargo/rb_tree/0.3.1)](https://licenses.dev/cargo/rb_tree/0.3.1)
<a href="https://licenses.dev/cargo/rb_tree/0.3.1">
<img src="https://licenses.dev/b/cargo/rb_tree/0.3.1" alt="licenses" />
</a>