> For the complete documentation index, see [llms.txt](https://docs.algebra.finance/algebra-integral-documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.algebra.finance/algebra-integral-documentation/algebra-integral-technical-reference/guides/custom-plugins.md).

# Custom Plugin Guides

Step-by-step guides for building custom Algebra plugins — smart contracts that inject logic into pool lifecycle events such as swaps and liquidity operations.

* [Plugin Development](/algebra-integral-documentation/algebra-integral-technical-reference/guides/custom-plugins/plugin-development.md) — create a plugin from scratch using the plugin template
* [Plugin Testing](/algebra-integral-documentation/algebra-integral-technical-reference/guides/custom-plugins/plugin-testing.md) — write automated tests for your plugin with Hardhat
* [Plugin Deployment](/algebra-integral-documentation/algebra-integral-technical-reference/guides/custom-plugins/plugin-deployment.md) — deploy your plugin to a live DEX


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