Huginn is a system for building agents that perform automated tasks for you online. They can read the web, watch for events, and take actions on your behalf. Huginn's Agents create and consume events, propagating them along a directed graph.




Adversa is described as 'AI-powered competitor website monitoring tool that detects changes to competitor pages and summarises updates with business insight' and is a website monitoring tool in the network & admin category. There are more than 50 alternatives to Adversa, not only websites but also apps for a variety of platforms, including Windows, Android, iPhone and Linux apps. The best Adversa alternative is Huginn, which is both free and Open Source. Other great sites and apps similar to Adversa are changedetection.io, Distill Web Monitor, PolitePol and HARPA AI.
Huginn is a system for building agents that perform automated tasks for you online. They can read the web, watch for events, and take actions on your behalf. Huginn's Agents create and consume events, propagating them along a directed graph.




changedetection.io - The best and simplest self-hosted free open source website change detection monitoring and notification service. An alternative to Visualping, Watchtower etc. Designed for simplicity - the main goal is to simply monitor which websites had a text change for...




Distill is a web monitoring tool. It can monitor RSS feeds, a webpage or a part of webpage. Alerts in the form of pop-up, audio or emails can be received.




Create RSS feed for any webpage you need. All you need is to make several mouse button clicks.

Automate monitoring product prices, in-stock, competitors, SERP. Extract data and leads to spreadsheets. Turn websites into APIs.




Update Scanner is a Firefox extension to monitor web pages for updates. Useful for websites that dont provide Atom or RSS feeds.






Visualping is the easiest to use website change monitoring, website change detector and website change alert software of the web. Contrary to other website change monitoring software like ChangeDetector, Versionista, Page Monitor, it tracks and detect visual webpage changes and...

Web Alert enables you to monitor any website for changes (even when a login, a form post or password prompt is necessary to access the site). You can get notified when a price changes, a new article is published, you receive exam results or an answer in a forum, a registration...



Create automatic monitors for detecting and scanning changes on web pages, evaluate content based on conditions you define and trigger actions such as notifications, sounds, emails etc.




This service tracks the websites you select on a daily basis and notifies you of any changes, whether it's a new headline or a new product that's been released. Or, use a queryselector to track specific numbers on any page anywhere in the web.


SiteDelta is an Add-on for old versions of Mozilla Firefox (before the introduction of WebExtensions).


