> For the complete documentation index, see [llms.txt](https://developer.harness.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://developer.harness.io/harness-platform/3.0/harness-platform-resources/pipelines/looping-strategies.md).

# Matrices, loops, and parallelism

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[Use looping strategies](/harness-platform/3.0/harness-platform-resources/pipelines/looping-strategies/looping-strategies-matrix-repeat-and-parallelism.md)
{% endcontent-ref %}

{% content-ref url="/pages/J0Z5McRlNZ5eQMpdasQG" %}
[Best practices for looping strategies](/harness-platform/3.0/harness-platform-resources/pipelines/looping-strategies/best-practices-for-looping-strategies.md)
{% endcontent-ref %}

{% content-ref url="/pages/DElUX9pXrXmiJEuiNB9x" %}
[Run stages in parallel](/harness-platform/3.0/harness-platform-resources/pipelines/looping-strategies/run-stages-in-parallel.md)
{% endcontent-ref %}

{% content-ref url="/pages/yloJoMqllMrHAF5MH3HU" %}
[Matrix examples](/harness-platform/3.0/harness-platform-resources/pipelines/looping-strategies/additional-matrix-examples.md)
{% endcontent-ref %}