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Top 6 JavaScript webperf Projects
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lighthouse-ci
Automate running Lighthouse for every commit, viewing the changes, and preventing regressions
Project mention: Building an SEO-Optimized Blog with Next.js and MDX: From Routing to Rendering | dev.to | 2025-06-17Lighthouse CI
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sitespeed.io
sitespeed.io is an open-source tool for comprehensive web performance analysis, enabling you to test, monitor, and optimize your website’s speed using real browsers in various environments.
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Project mention: Obs.js – context-aware web performance for everyone | news.ycombinator.com | 2025-09-09
NOTE:
The open source projects on this list are ordered by number of github stars.
The number of mentions indicates repo mentiontions in the last 12 Months or
since we started tracking (Dec 2020).
JavaScript webperf discussion
JavaScript webperf related posts
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Obs.js – context-aware web performance for everyone
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Building an SEO-Optimized Blog with Next.js and MDX: From Routing to Rendering
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Leveraging Lighthouse audits to optimize web performance
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Automate Lighthouse Reports For Max App Performance
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Boost Your Dev Workflow: Automate with GitHub Actions
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help needed with lighthouse ci for angular, github actions, PROTOCOL_TIMEOUT: (Method: Debugger.disable)
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Tips For Building Faster Websites with Efficient CSS Optimisation
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A note from our sponsor - SaaSHub
www.saashub.com | 13 Jun 2026
Index
What are some of the best open-source webperf projects in JavaScript? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | awesome-wpo | 8,928 |
| 2 | lighthouse-ci | 6,992 |
| 3 | sitespeed.io | 4,985 |
| 4 | webperf-snippets | 1,442 |
| 5 | import-cost | 1,387 |
| 6 | Obs.js | 690 |
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