Project has it's own default tokens which will be by default injected into your templates. The following shows what these tokens are and where can they be used.
You can also add your own custom tokens in your project settings. Then just like with default project tokens, your defined custom tokens will be by default injected into your templates.
The following are default project tokens.
Display name of your project.
Unique name of your project (in lowercase).
Your project's URL set in settings.
These tokens can be used in the following places:
In triggers you can select different token names for these token values.