Top 12 Open-Source Alternatives to Port Monitor

The top open-source alternatives to Port Monitor are Datadog, Upptime, and Cabot. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

Datadog Landing Page
1

Datadog

See metrics from all of your apps, tools & services in one place with Datadog's cloud monitoring as a service solution. Try it for free.
Pricing:
- Open Source
- Freemium
- Free Trial
- $15.0 / Monthly (per host)
#Monitoring Tools #Log Management #Error Tracking 5 social mentions
Upptime Landing Page
2

Upptime

GitHub-powered open-source uptime monitor and status page
Pricing:
- Open Source
#Website Monitoring #Uptime Monitoring #Monitoring Tools 8 social mentions
Cabot Landing Page
3

Cabot

Self-hosted, easily-deployable monitoring and alerts service - like a lightweight PagerDuty
Pricing:
- Open Source
#Monitoring Tools #Website Monitoring #Uptime Monitoring 2 social mentions
Zabbix Landing Page
4

Zabbix

Track, record, alert and visualize performance and availability of IT resources
Pricing:
- Open Source
- Free
#Monitoring Tools #Performance Monitoring #DevOps Tools 5 social mentions
Mist.io Landing Page
5

Mist.io

A secure cloud management platform for automation, orchestration, cost and usage monitoring of public and private clouds. Provides multi-cloud RBAC. Enables self service provisioning. Cost analysis and cloud spending optimization
Pricing:
- Open Source
#Monitoring Tools #Website Monitoring #Uptime Monitoring 1 social mentions
Google StackDriver Landing Page
6

Google StackDriver

Stackdriver provides monitoring services for cloud-powered applications.
Pricing:
- Open Source
#Monitoring Tools #Log Management #Developer Tools
Wireshark Landing Page
7

Wireshark

Wireshark is a network protocol analyzer for Unix and Windows. It lets you capture and interactively browse the traffic running on a computer network.
Pricing:
- Open Source
#Monitoring Tools #Log Management #Performance Monitoring 11 social mentions
Nagios Landing Page
8

Nagios

Complete monitoring and alerting for servers, switches, applications, and services
Pricing:
- Open Source
#Monitoring Tools #Performance Monitoring #Log Management
Is it up? Landing Page
9

I

Is it up?

A simple tool to check if a website or ip address is up or down.
Pricing:
- Open Source
#Website Monitoring #Monitoring Tools #Uptime Monitoring 9 social mentions
Cacti Landing Page
10

Cacti

Cacti is a complete network graphing solution. It provides a fast poller, advanced graph templating, multiple data acquisition methods, and user management features.
Pricing:
- Open Source
#Monitoring Tools #Performance Monitoring #Log Management
PHP Server Monitor Landing Page
11

PHP Server Monitor

PHP Server Monitor is a script that checks whether your websites and servers are up and running.
Pricing:
- Open Source
#Website Monitoring #Monitoring Tools #Uptime Monitoring
Monika Landing Page
12

Monika

Get notified from whatever app you want (Telegram, Slack, etc) when your website or API is down based on HTTP status code or content of the response, or when your server is slow.
Pricing:
- Open Source
#Productivity #Open Source #Developer Tools