| Name | Description | Type | Package | Framework |
| Action | Interface | rx.functions | RxJava | |
| Action0 | Interface | rx.functions | RxJava | |
| Action1 | Interface | rx.functions | RxJava | |
| Action2 | Interface | rx.functions | RxJava | |
| Action3 | Interface | rx.functions | RxJava | |
| Action4 | Interface | rx.functions | RxJava | |
| Action5 | Interface | rx.functions | RxJava | |
| Action6 | A six-argument action. | Interface | rx.functions | RxJava |
| Action7 | A seven-argument action. | Interface | rx.functions | RxJava |
| Action8 | An eight-argument action. | Interface | rx.functions | RxJava |
| Action9 | A nine-argument action. | Interface | rx.functions | RxJava |
| ActionN | Interface | rx.functions | RxJava | |
| Actions | Utility class for the Action interfaces. | Class | rx.functions | RxJava |
| Func0 | Interface | rx.functions | RxJava | |
| Func1 | Interface | rx.functions | RxJava | |
| Func2 | Interface | rx.functions | RxJava | |
| Func3 | Interface | rx.functions | RxJava | |
| Func4 | Interface | rx.functions | RxJava | |
| Func5 | Represents a function with five arguments. | Interface | rx.functions | RxJava |
| Func6 | Represents a function with six arguments. | Interface | rx.functions | RxJava |
| Func7 | Represents a function with seven arguments. | Interface | rx.functions | RxJava |
| Func8 | Represents a function with eight arguments. | Interface | rx.functions | RxJava |
| Func9 | Represents a function with nine arguments. | Interface | rx.functions | RxJava |
| FuncN | Interface | rx.functions | RxJava | |
| Function | Interface | rx.functions | RxJava | |
| Functions | Class | rx.functions | RxJava | |