Klaxon enables reporters and editors to monitor scores of sites and files on the web for newsworthy changes. Get email and Slack notifications when something changes.
- Website Monitoring Tool
- Free • Open Source
- Self-Hosted
Klaxon enables reporters and editors to monitor scores of sites and files on the web for newsworthy changes. Get email and Slack notifications when something changes.
Monitor and track website changes, detect only the changes that matter to you. Get an alert when we detect a matching change.

Guardius is a Software as a Service (SaaS) company designed to streamline and automate various IT needs for companies that operate their own websites or manage their own infrastructure. It is crucial for companies to safeguard their websites and infrastructure against potential...



Spapp Monitoring is the next generation of smartphone surveillance software. This mobile tracker application records the incoming and outgoing phone calls, sms and surroundings. It tracks gps locations, the browser activity and messages from applications like Whatsapp, Facebook...

SafeLine is a docker-based, easy to use, self-hosted free web application firewall (WAF) that protects web apps by filtering and monitoring HTTP traffic between a web application and the Internet.

Monika is a command-line application to monitor every part of your web app using a simple YAML configuration file. Get alert notifications through SMTP, Discord, Slack, WhatsApp, and many more when your site is down but also when it's slow!.

Downtime Cat monitors your website, and if it goes offline, sends you an email so you can fix it fast.

Stays in the background and monitors web pages for changes. This extension allows your browser to monitor changes to web pages for you. It can inform you whenever a particular page changes without you having to go and check every time.
To use, simply go to a page you would like.

Screpy is a web analysis tool that can analyze all pages of your websites in one dashboard and monitor them with your team. Powered by Lighthouse.

If your infrastructure went down right now, how long would it take for you to know?

Self-hosted, Node.js based analytics tool for those who care about privacy. Ackee runs on your own server, analyses the traffic of your websites and provides useful statistics in a minimal interface.

ReqRes is an open-source, high-performance, modern native web debugging proxy for macOS. It lets you capture, inspect, modify, and intercept HTTP(S) traffic in real time.

We alert you, before your customers do.
OnlineOrNot monitors your websites, web apps, and APIs, letting you know instantly if anything goes wrong.

Stay up-to-date on every important web change with AnyTracker, the user-friendly web monitoring app designed specifically for iOS devices. AnyTracker can track text, numbers and prices. It automates the boring stuff for you.



All-in-one website analyzer to catch security, user experience, performance, technical SEO, code quality and accessibility issues.

Xitoring is an innovative monitoring platform (SaaS) for servers. We bring data from your server using our agent (Xitogent) to make sure your server is doing fine and avoid any downtime, performance issues, and increasing your customer’s satisfaction.

Automatically monitor any web page for changes and get notifications via email when the desired change occurs. This service is completely free and no signups required.

Track web page changes in any web page daily for free users, every 30 minutes for paid users - no RSS or Atom required. Receive notifications via email, Instant Message, and SMS.
Host Box Online is The Best Hosting Provider and Domain Registrar also offers Free Hosting, Email Accounts, Digital Marketing, and Free SSL certificate.

Provides various scanning options such as WiFi Network IP scanning, Port scanning and integrates the SHODAN scan engine, Security exploit tests and more.



We have been providing web hosting service for more than 8 years Web hosting company offer shared hosting, VPS and dedicated servers, website builder, domain registration, SSL installation. We offer 24/7 support service and high-speed SSD drives.

Glow transforms how agencies manage multiple WordPress sites, by combining support, maintenance and reporting into one intuitive, powerful dashboard.

Phare is the all-in-one platform that covers everything you need to run high-quality production websites with uptime monitoring, analytics, security, incident management, and alerting.

Monitis is a Cloud monitoring and IT analytics service offering Website Monitoring, Server Monitoring, Network Monitoring, Application Monitoring, Cloud Monitoring, and Custom Monitoring.

Free open-source website monitoring software, easy to set up and use for monitoring web sites. You can monitor single web pages, multiple web pages, pages in sitemap and even your whole web site using spider. You can check HTTP result codes and even contents of the checked pages.
