Description: Apache Nutch is an open source web crawler software project written in Java. It is used to build web search engines and web archiving systems. Nutch can crawl websites and index page content and metadata.
Type: software
Pricing: Free
Description: Heritrix is an open-source, extensible, web-scale, archival-quality web crawler project built on the Apache stack. It is designed for archiving periodic captures of content from the web and large intranets.
Type: software
Pricing: Open Source