1  .eunit
 2  *.o
 3  *.beam
 4  *.plt
 5  erl_crash.dump
 6  .concrete/DEV_MODE
 7  
 8  # rebar 2.x
 9  .rebar
10  rel/example_project
11  ebin/*.beam
12  deps
13  
14  # rebar 3
15  .rebar3
16  _build/
17  _checkouts/