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https://agilemanifesto.org

Performance

· 14 checks — Lighthouse + waterfall + sustainability rolled into one auditable list.
SCORE
99
GRADE
A+
FIX
0
REVIEW
1
PASS
12
INFO
1

Performance-focused optimization plan with CWV assessment, top offenders, and time estimates

Mobile Desktop
100
Performance Overall performance score (0–100) based on Core Web Vitals and other metrics. 90+ is good.
83
Accessibility Measures how accessible the page is for users with disabilities. Checks color contrast, ARIA labels, and semantic HTML.
92
Best Practices Checks for modern web development best practices including HTTPS, no console errors, and secure JavaScript.
100
SEO Measures basic SEO optimizations: meta tags, crawlability, link text, and mobile friendliness.

First Contentful Paint First Contentful Paint — how long until the browser renders the first piece of content. Under 1.8s is good.

414 ms

Largest Contentful Paint Largest Contentful Paint — how long until the largest visible element loads. Under 2.5s is good.

414 ms

Total Blocking Time Total Blocking Time — total time the main thread was blocked, preventing user input. Under 200ms is good.

0 ms

Cumulative Layout Shift Cumulative Layout Shift — measures visual stability. How much the page layout shifts during loading. Under 0.1 is good.

0.000

Speed Index Speed Index — how quickly content is visually displayed during load. Under 3.4s is good.

414 ms

Time to Interactive Time to Interactive — how long until the page is fully interactive and responds to user input. Under 3.8s is good.

414 ms

Page Load Progression

375 ms
750 ms
1.1 s
1.5 s
1.9 s
2.2 s
2.6 s
3.0 s
Checks
14
12 PASS 1 REVIEW
C
Green Hosting
Action
Whether the site is served from green-energy infrastructure
REVIEW

Green Hosting

No green hosting detected

A+
Page Weight Budget
68 KB transferred, 5 requests
PASS
68 KB transferred, 5 requests
Info::
Page weighs 89 KB (68 KB transferred)
Info::
5 HTTP requests
Info::
Estimated 0.01 g CO2 per page load
68 KB / 2.4 MB budget
68 KB transferred
5 requests
0.01 g CO2 per page load
Images 52.4 KiB 77%
JavaScript 7.3 KiB 11%
Other 5.3 KiB 8%
HTML 2.6 KiB 4%
0 2.4 MB 4.9 MB
Under budget
A+
Third-Party Impact
12% third-party, 0 ms blocking
PASS
12% third-party, 0 ms blocking
Info::
Third-party code accounts for 12% of page weight (7.8 KiB of 67.6 KiB)
Info::
Third-party blocking time is low (0 ms)
88%
First-party Third-party
A+
Text Compression
All text resources are compressed
PASS
All text resources are compressed
Info::
All text resources are compressed
All text resources are properly compressed.
A
Image Optimization
2 images, 0 KB saveable
PASS
2 images, 0 KB saveable
Info::
All images are well-optimized
2 images 52 KB
0 oversized -0 KB
2 legacy format
0 missing dimensions CLS risk
A+
JS Execution Cost
No JS execution data
PASS
No JS execution data
Info::
No significant JS execution detected

Main Thread Breakdown

Other 44% Style & Layout 32% Script Evaluation 16% Rendering 4%
A+
Font Loading
No web fonts (system fonts)
PASS
No web fonts (system fonts)
Info::
No web fonts loaded — system fonts are fastest
No web fonts loaded — system fonts are optimal.
A+
JS Bundles
1 scripts, 0 KB unused
PASS
1 scripts, 0 KB unused
0 KB unused JavaScript

Downloaded but never executed on this page.

ScriptSizeUnusedMinifiedParty
https://www.google-analytics.com/urchin.js7 KB—✓3rd
A+
Resource Caching
All resources properly cached
PASS
All resources properly cached
Info::
No caching issues found
All static resources have appropriate caching headers.
A+
Critical Rendering Path
No render-blocking resources
PASS
No render-blocking resources
Info::
No render-blocking resources detected
A+
Resource Hints
No optimization needed
PASS
No optimization needed
Info::
No resource hint issues
A+
Page Weight Inventory
5 resources · 68 KB · 0 KB savings available
PASS
5 resources · 68 KB · 0 KB savings available
Info::
Within 1MB page-weight target
Got: 68 KB
Info::
2 third-party resources (12% of weight)
5 resources · 67.6 KiB · 2 third-party Within 1MB page-weight target
Image 77% · 52.4 KiB
Document 12% · 8.0 KiB
JavaScript 11% · 7.3 KiB
A+
HTTP Caching
max-age=600 (10 minutes)
PASS
max-age=600 (10 minutes)
Info::
Cache-Control header is set
Got: max-age=600
Info::
Effective TTL: 10 minutes (max-age=600)
Info::
ETag present — enables conditional (304) responses
Info::
Last-Modified header present
Cache-Control

max-age=600

DirectiveValueMeaning
max-age600Cache for 10 minutes
Effective TTL: 600 seconds
Network Waterfall
5 requests over 93ms
INFO
0 ms 200 ms 400 ms FCP 414 ms LCP 414 mshttps://agilemanifesto.org// https://agilemanifesto.org/ — 200 — 2.6 KiB — 15 ms — h2https://www.google-analytics.com/urchin.jswww.google-analytics.com/urchin.js https://www.google-analytics.com/urchin.js — 200 — 7.3 KiB — 21 ms — h2https://agilemanifesto.org/background.jpg/background.jpg https://agilemanifesto.org/background.jpg — 200 — 51.8 KiB — 7 ms — h2https://ssl.google-analytics.com/__utm.gif?utmwv=1.4&utmn=357885549&utmcs=UTF-8&utmsr=800x600&utmsc=24-bit&utmul=en-us&utmje=0&utmfl=-&utmcn=1&utmdt=Manifesto%20for%20Agile%20Software%20Development&utmhn=agilemanifesto.org&utmhid=368004377&utmr=-&utmp=/&utmac=UA-2377314-1&utmcc=__utma%3D126839965.357885549.1776902116.1776902116.1776902116.1%3B%2B__utmz%3D126839965.1776902116.1.1.utmccn%3D(direct)%7Cutmcsr%3D(direct)%7Cutmcmd%3D(none)%3B%2Bssl.google-analytics.com/__utm.gif?... https://ssl.google-analytics.com/__utm.gif?utmwv=1.4&utmn=357885549&utmcs=UTF-8&utmsr=800x600&utmsc=24-bit&utmul=en-us&utmje=0&utmfl=-&utmcn=1&utmdt=Manifesto%20for%20Agile%20Software%20Development&utmhn=agilemanifesto.org&utmhid=368004377&utmr=-&utmp=/&utmac=UA-2377314-1&utmcc=__utma%3D126839965.357885549.1776902116.1776902116.1776902116.1%3B%2B__utmz%3D126839965.1776902116.1.1.utmccn%3D(direct)%7Cutmcsr%3D(direct)%7Cutmcmd%3D(none)%3B%2B — 200 — 603 B — 14 ms — h2https://agilemanifesto.org/favicon.ico/favicon.ico https://agilemanifesto.org/favicon.ico — 404 — 5.3 KiB — 4 ms — h2
HTML JavaScript CSS Images Fonts XHR/Fetch Other
All checks on this page are automated. Results are estimates - run targeted manual reviews when the score affects a release decision.

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