GOD'S WORD® Translation
There is only one teacher and judge. He is able to save or destroy you. So who are you to judge your neighbor?

American Standard Version
One only is the lawgiver and judge, even he who is able to save and to destroy: but who art thou that judgest thy neighbor?

Berean Study Bible
There is only one Lawgiver and Judge, the One who is able to save and destroy. But who are you to judge your neighbor?

Douay-Rheims Bible
There is one lawgiver, and judge, that is able to destroy and to deliver.

English Revised Version
One only is the lawgiver and judge, even he who is able to save and to destroy: but who art thou that judgest thy neighbour?

King James Bible
There is one lawgiver, who is able to save and to destroy: who art thou that judgest another?

World English Bible
Only one is the lawgiver, who is able to save and to destroy. But who are you to judge another?

Young's Literal Translation
one is the lawgiver, who is able to save and to destroy; thou -- who art thou that dost judge the other?

James 4:12 Additional Translations ...