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Backbone.js vs DebugBear
People
Price
Free
Published entry price
$15+per month
Frontend Monitoring
Annual estimate10 people, entry price
Free
$180+
Flat rate
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Frontend Monitoring
Overview
Focus
Frontend Monitoring
Frontend Monitoring
Product
Lightweight JavaScript library providing models, collections, and views for structuring web application client-side code.
Website speed monitoring tool tracking Core Web Vitals, Lighthouse scores, and request waterfalls with deployment annotations.
Headquarters
Remote
London, United Kingdom
Company size
2-10 employees
2-10 employees
Founded
2010
2019
Pricing details
Plan
Published entry price
Published rate
Free
$15+ / month
Billable seats
Flat rate
Free options
Free plan
Free plan, Free trial
Pricing source
Source updated
Oct 29, 2026
Oct 29, 2026