Yes, The First Law series by Joe Abercrombie is complete.
The series consists of three main trilogies:
- The First Law Trilogy:
- The Blade Itself (2006)
- Before They Are Hanged (2007)
- The Last Argument of Kings (2008)
- The First Law: The Age of Madness Trilogy:
- A Little Hatred (2015)
- The Trouble with Peace (2017)
- The Wisdom of Crowds (2020)
- The First Law: The Broken Empire Trilogy:
- The Blade Itself (2006)
- Before They Are Hanged (2007)
- The Last Argument of Kings (2008)
The series also includes novellas and short stories set within the First Law world. However, the main story arc is complete with the conclusion of The Wisdom of Crowds.