HARPA AI Alternatives

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

PageMonitor.io is a powerful web monitoring service that enables users to track changes to web pages and receive notifications when changes are made. The service allows users to easily set up monitoring tasks for specific web pages by selecting areas to watch for changes.

WebMonitors is a cloud-based SaaS platform for monitoring website changes. It allows users to track modifications to any webpage, including those behind logins, by monitoring specific elements like text, images, and HTML.

Web Alert notifies you whenever updates you are interested in occur on any website. Navigate to your site, choose which part of the page you want to monitor and forget about it - every time updates appear you will be the first to know.

Introducing Web Expedition, a Safari extension for macOS that transforms how you monitor dynamic web content. Designed for anyone who needs to keep track of updates across various websites, this tool offers a comprehensive set of features tailored to enhance user experience.

Easily monitor your Websites, Domains, Servers, SSL-Certificates, Cronjobs and create amazing Status Pages. Get notified by Email, SMS, Slack, Discord and more.

WebSentinel is a utility for monitoring the content of Web pages for search terms at a scheduled time, optionally on a periodic basis.

Pagediff is a website change detection service that helps you to be on top of any changes happening on websites you are interested in. Whether it is a price change, a product update, content modification, media updates or competitor website redesign.

Track websites using Thieves AI agents. Set natural language conditions for websites and get a email, Telegram, Discord, Webhook, REST API once your conditions has been met.

World's simplest website tracker. Notify Me gives you updates from all your favorites websites. News sites, School Boards, and anything else you need.