Answered by : alberto-peripolli

sudo lsof -i tcp:3000 

Source : https://stackoverflow.com/questions/3855127/find-and-kill-process-locking-port-3000-on-mac | Last Update : Wed, 15 Apr 20

Answered by : mavroian-florin

lsof -n -i TCP:8080
COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME
node 54762 user 23u IPv4 XXXXXXXXX 0t0 TCP 127.0.0.1:http-alt (LISTEN)
PID // is second field in the response . Then, kill that process:
kill -9 54762 // here put PID number found on the table 54762

Source : | Last Update : Wed, 17 Jun 20

Answered by : calm-crossbill-xbc1ulxw6sb4

sudo lsof -i :5955

Source : https://stackoverflow.com/questions/12397175/how-do-i-close-an-open-port-from-the-terminal-on-the-mac | Last Update : Sat, 04 Jul 20

Answered by : beautiful-barracuda-nhrqdd10o2qy

npx kill-port 3000

Source : | Last Update : Sat, 19 Jun 21

Answered by : ashamed-alpaca-7lgk23a83p2f

sudo lsof -i <Port>
sudo kill -9 <PID>

Source : | Last Update : Mon, 07 Dec 20

Answered by : justin-swart

kill -9 <PID>

Source : https://stackoverflow.com/questions/3855127/find-and-kill-process-locking-port-3000-on-mac | Last Update : Wed, 06 May 20