8. RpcRPC package for building server-side RESTful Dart APIs.
14. Route.dartMOVE to https://github.com/dart-lang/angular/tree/master/angular_router
17. SdkThe Dartino project was an experiment seeking to improve productivity when writing application code for embedded devices.
25. kernelDart IR (Intermediate Representation) -- moved to dart-lang/sdk
27. observeSupport for marking objects as observable, and getting notifications when those objects are mutated
32. smokeSmoke is a Dart package that exposes a reduced reflective system API. This API includes accessing objects in a dynamic fashion (read properties, write properties, and call methods), inspecting types (for example, whether a method exists), and symbol/string convention.
37. dart2js infoModel of the data produced by dart2js with --dump-info, and tools that process the information.