grammarly.com - Certified Web 1.0

Tracked site: https://grammarly.com/. Checked against the Web 1.0 Specification (2026 Edition), front page only, roughly every two weeks.

Fails on multiple major faults. Latest check: 2026-09-29. 5 major, 6 minor; 15.5 MB first-party transfer, 137 requests.

Rule by rule

Rule	Fault	Result
JS-01	JavaScript	MAJOR inline <script> inline <script> <script src="https://static-web.grammarly.com/cms/master/_next/static/chunks/polyfills-42372ed130431b0a.js"> <script src="https://accounts.google.com/gsi/client"> <script src="https://static-web.grammarly.com/web-heartbeat/latest/index.js"> and 32 more
TP-01	Third-party requests	MAJOR https://transcend-cdn.com (via <link rel=preconnect>) https://accounts.google.com/gsi/client (via <script src>) https://transcend-cdn.com/cm/1c1f8e90-47d0-4bba-a1a2-472d59b002a2/airgap.js (via <script src>)
CK-01	Cookies	MAJOR Set-Cookie on https://grammarly.com/
WT-01	Excessive transfer	MAJOR total first-party transfer 15.51 MB (over 2 MB)
AV-01	Autoplaying media	MAJOR <video> <video> <video> <video>
HY-01	Missing doctype	pass
HY-02	Missing title	pass
HY-03	Missing language	pass
HY-04	Missing charset	pass
HY-05	Missing alt text	2 minor <img src="/api/tracking/load?pageSlug=/&isInitial=true&pageId=&userId=-400760543521022720&"> <img src="/api/tracking/assign?pageSlug=/&isInitial=true&pageId=&userId=-40076054352102272">
FT-01	Web fonts	3 minor @font-face in inline CSS @font-face in inline CSS @font-face in inline CSS @font-face in inline CSS
RQ-01	Excessive requests	1 minor 137 resource requests
FR-01	First-party frame	pass

Date	Grade	Majors	Minors	Weight	Requests
2026-09-29	F	5	6	15.5 MB	137
2026-09-15	F	5	6	15.5 MB	129
2026-09-01	F	5	6	15.4 MB	129
2026-08-17	F	5	6	15.4 MB	128