Very late (apologies) but I thought I'd better give a mention to Eli Arndt's Ikwen Uprising Kickstarter. This is a great range of 15mm low-tech aliens.
Only 8 hours left as I write this and it isn't quite funded yet so if you read this and think you're interested, get over to Kickstarter pronto!
The Enormous Turnip - Turnip28 themed terrain
5 hours ago