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Web browsers are complex ecosystems where millions of addons compete and collaborate, often without user knowledge. This study reveals the ecological resilience of this browser addon market.

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Area of Science:

  • Computer Science
  • Ecology
  • Network Science

Background:

  • Web browsers are commonly assumed to be user-centric tools.
  • However, the reality involves a complex ecosystem of millions of browser addons.
  • Addons can be installed or removed without explicit user consent.

Purpose of the Study:

  • To quantitatively examine the browser addon ecosystem.
  • To analyze the collaborative and competitive dynamics between addons.
  • To understand the ecological behavior of addon manufacturers.

Main Methods:

  • Constructed a large-scale graph representing users, addons, and descriptive terms.
  • Applied Personalized PageRank (PPR) random walk measure at the user level.
  • Adapted the PPR model to analyze addon manufacturer interactions.

Main Results:

  • The browser addon graph exhibits ecological resilience.
  • Addon interactions at the user level show complex dynamics.
  • Analysis of 18 prominent addon manufacturers revealed symbiotic and conflicting relationships.

Conclusions:

  • The browser addon market functions as a dynamic ecosystem.
  • The study suggests a methodology for measuring and understanding internet ecosystems.
  • Findings may offer insights into the behavior of other evolving online environments.