14 lines
979 B
Markdown
14 lines
979 B
Markdown
# Changedetection.io
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**Changedetection.io** is the best and simplest free open-source website change detection, website monitoring, restock monitoring, and notification service.
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## Key Features:
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- Numerous trigger filters, such as "trigger on text," "remove text by selector," "ignore text," "extract text," and more, using regular expressions!
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- Locate elements using xPath (1.0) and CSS selectors; easily monitor complex JSON using JSONPath or jq
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- Switch between fast non-JS and Chrome JS-based "fetchers"
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- Track changes in PDF files (monitor text changes in PDFs, as well as file size and checksum changes)
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- Easily specify how often to check sites
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- Execute JS before extracting text (great for login scenarios; see examples in the UI!)
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- Override request headers, specify methods like POST or GET, etc.
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- Use the "visual selector" to help locate specific elements
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- Per-watch configurable proxy
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- Send notifications with screenshots when changes are detected on a webpage |