Responsive, SVG based HAR waterfall viewer
☆283Mar 3, 2023Updated 2 years ago
Alternatives and similar repositories for PerfCascade
Users that are interested in PerfCascade are comparing it to the libraries listed below
Sorting:
- Xray your HAR file and know all about the page☆88Jun 12, 2024Updated last year
- Calculate visual performance metrics from a video (Speed Index, Visual Complete, Incremental progress, etc)☆156Apr 6, 2022Updated 3 years ago
- Measure and Optimize Web Performance☆644Jan 24, 2026Updated last month
- Examples of how to measure events – particularly those from third-party tags – in web pages☆19Oct 28, 2022Updated 3 years ago
- Extension for both Firefox and Chrome to debug native browser (es6) Promise`s☆28Mar 2, 2016Updated 9 years ago
- Create HAR files from Chrome Debugging Protocol data☆164Jan 29, 2026Updated last month
- Performance-Bookmarklet helps to analyze the current page through the Resource Timing API, Navigation Timing API and User-Timing - reques…☆1,152Mar 3, 2023Updated 2 years ago
- Traffic-shaping SOCKS5 proxy☆80Feb 12, 2021Updated 5 years ago
- A simple tool to animate, unwind and explore WebPagetest filmstrips☆16Sep 25, 2019Updated 6 years ago
- Browser instrumentation helper that makes it easier to capture UX speed metrics☆63Jul 23, 2024Updated last year
- PerfLint is a tool to identify unexpected performance levels of a Website☆71Dec 9, 2022Updated 3 years ago
- Decode URLs into 3rd party companies & products.☆53Mar 22, 2019Updated 6 years ago
- A collection of design patterns for fast web sites☆34Jul 23, 2024Updated last year
- ☆116Oct 31, 2016Updated 9 years ago
- ☆16Dec 16, 2021Updated 4 years ago
- Calculate the speed index from devtools performance trace☆806Nov 11, 2025Updated 3 months ago
- a PhantomJS/SlimerJS script to generate HTTP Archive (HAR) data from captured network traffic☆35Apr 27, 2017Updated 8 years ago
- Maps JSON result data from marcelduran/webpagetest-api into human-readable document formats.☆96Sep 4, 2020Updated 5 years ago
- ☆19Feb 13, 2026Updated 2 weeks ago
- Components with no dependencies (not counting CustomElements and HTMLImports)☆15Mar 9, 2016Updated 9 years ago
- A network connection conditioner for a handful of low-end devices in my home office☆16Dec 13, 2017Updated 8 years ago
- Capture HAR files from a Chrome instance☆562Jan 27, 2026Updated last month
- Frontend HTML accelarator for websites (implemented in Java as a reverse proxy)☆21Feb 6, 2016Updated 10 years ago
- Google Chrome Remote Debugging Protocol 1.1 client for Golang.☆33Feb 27, 2015Updated 11 years ago
- 📉 Visualisation layer and data store for SpeedTracker☆502Apr 1, 2019Updated 6 years ago
- Compare HAR files.☆116Jan 31, 2024Updated 2 years ago
- A set of `jq` scripts used to extract useful data from WebPageTest.☆17Oct 13, 2020Updated 5 years ago
- sitespeed.io is an open-source tool for comprehensive web performance analysis, enabling you to test, monitor, and optimize your website’ …☆4,968Feb 12, 2026Updated 2 weeks ago
- Auto Generate Client and Server typescript interface from protocol.json fies for Chrome Remote Debug Protocol☆36Apr 22, 2019Updated 6 years ago
- Trigger HAR export any time directly from within a page.☆57Jan 10, 2018Updated 8 years ago
- WebPageTest API wrapper for NodeJS☆1,639Dec 3, 2024Updated last year
- https://github.com/GoogleChrome/CrUX☆80Mar 18, 2019Updated 6 years ago
- Generate Chrome Performance Timelines via a command line interface☆103Feb 19, 2026Updated last week
- ☆27Oct 29, 2015Updated 10 years ago
- Progressive web metrics at your fingertipz☆1,242Dec 9, 2022Updated 3 years ago
- Calculate SpeedIndex measurements from the field☆199Sep 28, 2020Updated 5 years ago
- Web Components for displaying WPT traces, and scripts for saving them for display☆19Oct 21, 2025Updated 4 months ago
- ☆61Oct 2, 2025Updated 4 months ago
- A community curated list of resources, tools, projects and applications that support HTTP Archive (HAR).☆29Jul 26, 2019Updated 6 years ago