* [TbSync v5.3.5](https://github.com/jobisoft/TbSync) – Thunderbird add-on providing a central UI to manage cloud accounts and synchronize contacts, tasks, and calendar data while simplifying account setup.

* [ThunderAI v5.0.0pre6](https://github.com/micz/ThunderAI) – Thunderbird addon enhancing email management with AI-powered analysis, writing assistance, tagging, and task creation.

* [ThunderAI v5.0.0pre5](https://github.com/micz/ThunderAI) – Thunderbird addon enhancing email management with AI-powered analysis, writing assistance, tagging, and task creation.