Skip to content


Switch branches/tags

Name already in use

A tag already exists with the provided branch name. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. Are you sure you want to create this branch?

Latest commit


Git stats


Failed to load latest commit information.
Latest commit message
Commit time

Build Status


Swift playground book like numpy and jupyter notebook.

screen shot 2017-03-04 at 19 51 28

How to install, iPad

How to build Playground Book

You have to install Swift playgrounds application via AppStore. And, build playground book using the following commands.

cd Tools
./build-book.rb     # build playground for iPad and Xcode

How to send Swift.playgrounds

One can send playground book to iPad via AirDrop.

Drag and drop to your iPad in AirDrop view, like below image.


After sending playground book to your iPad, following alert is shown on yours. And then tap Playgrounds in order to import it into Swift

screen shot 2017-03-08 at 0 08 13

How to use on Xcode

Double click playground file to open it, and then playground view will be opened. One can open playground view by tapping the icon inside red circle in the below image.