10

8

6

4

2


9.1

8.2

8.8

7.7

8.2

9.0

5.4

8.5

4.2

7.4

5 Web Crawling libraries and projects

  • JSoup

    9.1 8.2 L2 Java
    Scrapes, parses, manipulates and cleans HTML.
  • Crawler4j

    8.8 7.7 L2 Java
    Simple and lightweight web crawler.
  • Apache Nutch

    8.2 9.0 L2 Java
    Highly extensible, highly scalable web crawler for production environment.
  • storm-crawler

    5.4 8.5 Java
    Web crawler SDK based on Apache Storm
  • Sparkler

    4.2 7.4 Java
    Spark-Crawler : Evolving Apache Nutch to run on Spark.

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