Start by forking the dolphinscheduler GitHub repository, make changes in a branch and then send a pull request.
## Set up your dolphinscheduler GitHub Repository
There are three branches in the remote repository currently:
- `master` : normal delivery branch. After the stable version is released, the code for the stable version branch is merged into the master branch.
- `dev` : daily development branch. The daily development branch, the newly submitted code can pull requests to this branch.
@ -17,12 +17,12 @@ So, you should fork the `dev` branch.
After forking the [dolphinscheduler upstream source repository](https://github.com/apache/dolphinscheduler/fork) to your personal repository, you can set your personal development environment.