============================ Writing Plugins for Flake8 ============================ Since |Flake8| 2.0, the |Flake8| tool has allowed for extensions and custom plugins. In |Flake8| 3.0, we're expanding that ability to customize and extend **and** we're attempting to thoroughly document it. Some of the documentation in this section may reference third-party documentation to reduce duplication and to point you, the developer, towards the authoritative documentation for those pieces. .. toctree:: :caption: Plugin Developer Documentation :maxdepth: 2 getting-started plugin-types registering-plugins plugin-parameters checkers formatters