The best and simplest self-hosted free open source website change detection, monitor and notification service. Restock Monitor, change detection. Designed for simplicity - the main goal is to simply monitor which websites had a text change for free. Free Open source web page change detection, Restock Monitoring, Visualping and Apify alternative
Solr Index Change Alert is a WebSocket application developed using Spring Boot, that is used to monitor Apache Solr Index files for any type of alterations/changes and the creation and deletion of index files in real time.