RPTokenControl

An improved NSTokenField which can also be a Tag Cloud, with a demo app. Supports Cocoa bindings. Open source, public domain.

Demo app is shown in a 4-minute video…

http://www.youtube.com/watch?v=anDULs7D_DA

Requires macOS 10.12 or later. For older projects, use branch FrozenForMacOS10.10.