Lemur Project

Lemur Project

The Lemur Project is an open source web crawler that allows users to build customized crawlers to archive and analyze web content. It is developed by the University of Massachusetts and Carnegie Mellon University.
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open-source web-crawler archiving content-analysis

Lemur Project: Open Source Web Crawler

An open source web crawler for building customized crawlers, archiving and analyzing web content by the University of Massachusetts and Carnegie Mellon University.

What is Lemur Project?

The Lemur Project is an open source web crawler software developed through a collaboration between the University of Massachusetts and Carnegie Mellon University. It provides developers and researchers with tools to build customized web crawlers to archive, analyze, and search web content.

Some key features of the Lemur Project include:

  • Open source code base that allows full customization of crawlers
  • Scalable architecture to handle crawling large sections of the web
  • APIs and plugins to integrate text analysis, machine learning, and visualization
  • Flexible data storage using JSON and integration with databases
  • Components optimized for performance, efficiency, and reliability

The Lemur Project makes it easy to launch focused crawlers for domains like news, social media, e-commerce sites, and more. The custom crawlers can apply filters, extract key data points, remove duplicates, and store content in customized formats. Researchers often use Lemur for large-scale web archiving and analysis.

With its open source nature, active development community, and university-backed research, the Lemur Project serves as a flexible, scalable platform for a wide variety of web crawling needs.

Lemur Project Features

Features

  1. Distributed crawling architecture
  2. Plugin system for custom crawling logic
  3. REST API for managing crawls
  4. Heritrix web crawler integration
  5. WARC generation for archiving crawled content
  6. Built-in analytics like language detection

Pricing

  • Open Source

Pros

Open source and free to use

Highly customizable and extensible

Scales to large crawls with distributed architecture

Well-supported by academic community

Cons

Steep learning curve

Requires programming skills to fully utilize

Limited documentation and support

Not as turnkey as commercial web crawlers


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