> For the complete documentation index, see [llms.txt](https://learn.squirrel365.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://learn.squirrel365.io/squirrel-addon-documentation/introduction/joining-the-developer-program.md). # Joining the Developer Program Before you can start developing addons for Squirrel you will require a Squirrel365 account and to have enrolled on the developer program. If you do not have a Squirrel account you can sign up for a free account here:\ Once signed up you will need to enrol on the developer program here:\ Once registered you will need to close and re-open Squirrel to unlock the developer addon ![](https://2506174239-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZfYIFS5Nk3lwMxDKaFp3%2Fuploads%2Fg5c4bBCXDPBPIzIzULGL%2Fimage.png?alt=media\&token=fc8f5da3-00af-47c0-9afa-80e2829e62b4)