This is a copy of the official roadmap which can be found on the forums.

Refer to Roadmap/History for past versions of the roadmap and to upcoming features for a more detailed and up-to-date list of upcoming features.

There may be more features than there are on this roadmap. It's also not guaranteed everything will be implemented (Golden rule: everything takes longer than expected).

Factorio 1.1

No official roadmap available, however the version is planned: https://www.factorio.com/blog/post/fff-360