For people who (wish to) use Tuplet, the tutorial should provide a decent starting point. Further usage details can be found in the reference.
1 Tutorial
1.1 Basic Note Loading
1.2 Manipulating Notes
1.3 Making A Track
1.4 Writing Rhythms
1.4.1 Basic Tuplets
1.4.2 More Complex Tuplets
1.4.3 Reusing Tuplets
1.4.4 Other Rhythmic Forms
1.4.4.1 Patterns
1.4.4.2 Polyrhythms
1.5 Pattern Note Loading
1.6 Exporting
2 Reference
2.1 Definition Forms
2.1.1 Defining Oneshots
2.1.2 Defining Tracks
2.2 Note Functions
2.2.1 Loading Notes
2.2.2 Note Manipulation
2.3 Export Expressions