diff --git a/readme.rst b/readme.rst
index 5c7c827..b0e1f42 100644
--- a/readme.rst
+++ b/readme.rst
@@ -64,6 +64,11 @@ Community sources
 * https://packagist.org/packages/ichhabrecht/core-upgrader
   * https://github.com/IchHabRecht/core_upgrader/network
 * https://packagist.org/packages/ssch/typo3-rector
+* https://github.com/lolli42/dbdoctor
+* https://github.com/peter-neumann-dev/ddev-cms-upgrader
+* https://github.com/ElementareTeilchen/upgrader
+* https://packagist.org/packages/saschaegerer/phpstan-typo3
+* https://github.com/Tuurlijk/typo3scan
 
 Additional sources