The best replacement for flashforge is printrbot.

The best alternatives to flashforge are rated as following:
★★★★★  printrbot
★★★★  ultimaker
★★★★  solidoodle
★★★  ctc
★★★  makerbot
★  replicator 2

Your alternative for flashforge is not listed? Suggest!
Speaking about flashforge, one probably shouldn't forget about makerware.

Other search terms related to flashforge and their ratings are:
★★★★★ makerware
You have in mind a companion for flashforge and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of flashforge in all years. Click on graph for more.
flashforge
printrbot
ultimaker