# Tools

The tool layer covers geometry preparation and nonstandard discretization
support that feeds directly into the application repositories.

<div class="repo-grid">
  <a class="repo-card" href="gmsh.html">
    <span class="repo-card__kicker">Meshing</span>
    <strong>Gmsh</strong>
    <span>Geometry and mesh generation used throughout the workflows</span>
  </a>
  <a class="repo-card" href="polytopal.html">
    <span class="repo-card__kicker">Discretization</span>
    <strong>Polydeal</strong>
    <span>Polytopal DG and agglomeration-based multigrid</span>
  </a>
</div>

```{toctree}
:hidden:
:maxdepth: 1

gmsh
polytopal
```