This project provides a starter package for a 100% Typescript MEAN (Mongo-Express-Angular2 or greater-Node) Stack. The project is well alive and actively maintained, just not on npm.
Please find the latest source on Github:
https://github.com/bersling/typescript-mongo-express-angular-node-seed
If you'd like to get a glimpse of what you'll get first, you can have a view at the live demo:
Have a nice day!