> For the complete documentation index, see [llms.txt](https://applied-physics.gitbook.io/warp-factory/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://applied-physics.gitbook.io/warp-factory/modules/metrics-module/metric-library.md).

# Metric Library

The Metric Library provides a collection of standard and famous warp metrics found over the last few decades. These include:

<table><thead><tr><th width="284" data-type="content-ref">Standard Metric</th><th>Description</th></tr></thead><tbody><tr><td><a href="/warp-factory/modules/metrics-module/metric-library/metricget_minkowski.md">metricGet_Minkowski</a></td><td>Generic flat spacetime.</td></tr><tr><td><a href="/warp-factory/modules/metrics-module/metric-library/metricget_alcubierre.md">metricGet_Alcubierre</a></td><td>The Alcubierre solution. Includes comoving frame.</td></tr><tr><td><a href="/warp-factory/modules/metrics-module/metric-library/metricget_lentz.md">metricGet_Lentz</a></td><td>The Lentz soliton solution. Includes comoving frame.</td></tr><tr><td><a href="/warp-factory/modules/metrics-module/metric-library/metricget_vandenbroeck.md">metricGet_VanDenBroeck</a></td><td>The Van Den Broeck modification to Alcubierre. Includes comoving frame.</td></tr><tr><td><a href="/warp-factory/modules/metrics-module/metric-library/metricget_modifiedtime.md">metricGet_ModifiedTime</a></td><td>Bobrick and Martire modified time version of the Alcubierre metric. Includes comoving frame. </td></tr><tr><td><a href="/warp-factory/modules/metrics-module/metric-library/metricget_schwarzschild.md">metricGet_Schwarzschild</a></td><td>Standard black hole solution.</td></tr></tbody></table>