Learning resources

Learn You Some Erlang for Great Good (A must read)

Études for Erlang

YET ANOTHER INTRODUCTION TO ERLANG

SPAWNED SHELTER!

Tools

intellij-erlang, Erlang plugin for IntelliJ IDEA

SublimErl, An Erlang Plugin for Sublime Text 2

rebar3, Erlang build tool (For backward compatibility you may also check the deprecated, older version of rebar)

erlang.mk, A build tool for Erlang that just works

Some great blogs

“My bad opinions” (From the author of Learn You Some Erlang for Great Good)

Joe Armstrong - Erlang and other stuff (Thoughts of one of the creaters of Erlang)

Thoughts

Erlangs parallelism is not parallelism!

The Seven Myths of Erlang Performance

Academic and Historical Questions - Erlang FAQ