Last Exile, Fractale Recommendations
Lightly steampunkish futuristic series dealing with everyday protagonists getting gradually drawn into a war taking place. They definitely have the same feel to them.
Both anime have a futuristic setting and are about a war between two different sides.
Last exile has one side that hasn't even enough drinking water and the other side living in extreme luxury, making the setting kind of dark.
In Fractale one side lives leisurely completely depending on technology to work and are brainwashed to be ok with it, and the other side lives by self-supporting. The self-supporting side strongly disagrees with the system and tries to destroy it. As you can see there isn't really a proper reason for this terrorism, so the story ends up not as deep, still both animes are
A steampunk mix of technologies, airships, determined youngsters getting involved with the crew of an paramilitary airship, a charismatic airship captain. Although similar, they are not "alike." Still, if you enjoy one, you are likely to enjoy the other.
Both characters stumble into an adventure which leads into a plots which include conspiracies about their current ways of living.
Both have a similar feel, if the above description proves inadequate.
Airship adventure with similar art style and both protagonists are similar.