NotesGatus was made to monitor everything, in every possible way. HTTP, GraphQL, DNS, ICMP/PING, TCP, certificate expiration, you name it. While checking the response status may be enough for some use cases, Gatus goes much further and allows you to add conditions on the response time, the response body and even the IP address.Unfurl
Notes"justniffer is a tcp packet sniffer. It can log network traffic in a 'standard' (web server like) or in a customized way. It can also log response times, useful for tracking network services performances (e.g. web server, application server, etc.)."Unfurl