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Sites using HTTP/3

8,054 launches via StackScope Discovery Category: Protocol First seen: May 3, 2026 Last seen: Jul 17, 2026 Website: cloudflare.com

HTTP/3 over QUIC support, advertised via the Alt-Svc response header. Common signal: large CDNs (Cloudflare, Fastly, Vercel, Akamai) all advertise h3 on every response. Surfaced as a top row on the /trends chart.

Found via: Product Hunt 20,581 · Hacker News 1,996 · PeerPush 2,560 · Other 26 · StackScope Discovery (Indie) 8,054 · StackScope Wider Web 27,209

View: Launch platforms All sources StackScope Discovery StackScope Wider Web

Figures on this page reflect launches found via StackScope Discovery only. The "Found via" counts above always show every source. Reset

Last 7 days 39.4% -1.5pp
Most used with Cloudflare DNS, Cloudflare, Tailwind CSS
Top product types Productivity, Developer Tools, AI

HTTP/3 has been detected on 8,054 launches we've crawled, with 8031 of those in July 2026 (40.6% of the month's launches so far). The 7-day rolling share is 39.4%, down 1.5 percentage points from last week. Most recent detection: emdecs one | Fleet Maintenance & Telematics Platform, yesterday.

It's most commonly paired with Cloudflare DNS, Cloudflare, and Tailwind CSS. By product type, the launches using it are most often Productivity (16%), Developer Tools (15%), and AI (11%). By estimated origin, India leads (42%), ahead of Canada (17%). By domain ending, launches using it are 2.7 times as likely as the average launch to live on a .cloud domain.

What kind of products ship with HTTP/3

4,752 launches

Productivity
15.51%
Developer Tools
14.81%
AI
10.94%
Finance
8.73%
Health
8.63%
Marketing
7.39%
Education
7.05%
Games
6.57%
Social
4.88%
Content
3.98%
E-commerce
3.94%
Hiring & HR
3.20%
Crypto
2.27%
Design
1.52%
Directory
0.59%

Countries that use HTTP/3

Estimated origin for 1,133 of 8,054 launches

  • India India 42.10%
  • Canada Canada 17.03%
  • United Kingdom United Kingdom 5.74%
  • Russia Russia 4.94%
  • China China 4.85%
  • United States United States 4.15%
  • New Zealand New Zealand 4.06%
  • Germany Germany 2.47%
  • South Korea South Korea 2.47%
  • Netherlands Netherlands 1.41%
  • Switzerland Switzerland 1.06%
  • Spain Spain 0.97%
  • Italy Italy 0.97%
  • Australia Australia 0.88%
  • Brazil Brazil 0.88%

Share of new launches using HTTP/3

Each dot is one launch day. Line is the 7-day rolling average.

39.4%
last 7 days
-1.5pp vs prior week
40.6%
July so far
8,031 of 19,802 launches
8,054
launches all time
since May 2026
HTTP/3 daily detection trend 120% 60% 0% Jun Jul 1, 2026: Adoption figures now count launches from launch platforms. Use the source view to include StackScope Discovery. May 3 · 1 / 1 = 100.0% (low-volume day) May 9 · 1 / 2 = 50.0% (low-volume day) May 13 · 1 / 1 = 100.0% (low-volume day) May 15 · 0 / 1 = 0.0% (low-volume day) May 18 · 1 / 1 = 100.0% (low-volume day) May 19 · 2 / 2 = 100.0% (low-volume day) May 21 · 2 / 2 = 100.0% (low-volume day) May 22 · 1 / 1 = 100.0% (low-volume day) May 26 · 2 / 2 = 100.0% (low-volume day) May 28 · 0 / 1 = 0.0% (low-volume day) May 29 · 1 / 1 = 100.0% (low-volume day) May 31 · 1 / 1 = 100.0% (low-volume day) Jun 1 · 1 / 2 = 50.0% (low-volume day) Jun 2 · 1 / 1 = 100.0% (low-volume day) Jun 4 · 0 / 1 = 0.0% (low-volume day) Jun 5 · 0 / 1 = 0.0% (low-volume day) Jun 6 · 1 / 1 = 100.0% (low-volume day) Jun 8 · 1 / 1 = 100.0% (low-volume day) Jun 9 · 0 / 1 = 0.0% (low-volume day) Jun 12 · 0 / 1 = 0.0% (low-volume day) Jun 15 · 1 / 2 = 50.0% (low-volume day) Jun 16 · 1 / 1 = 100.0% (low-volume day) Jun 19 · 1 / 1 = 100.0% (low-volume day) Jun 21 · 1 / 1 = 100.0% (low-volume day) Jun 22 · 1 / 1 = 100.0% (low-volume day) Jun 23 · 1 / 1 = 100.0% (low-volume day) Jun 24 · 0 / 1 = 0.0% (low-volume day) Jul 7 · 20 / 55 = 36.4% Jul 8 · 1486 / 3563 = 41.7% Jul 9 · 2633 / 6591 = 39.9% Jul 10 · 1799 / 4286 = 42.0% Jul 11 · 553 / 1414 = 39.1% Jul 12 · 579 / 1479 = 39.1% Jul 13 · 518 / 1377 = 37.6% Jul 14 · 423 / 993 = 42.6% Jul 15 · 10 / 18 = 55.6% (low-volume day) Jul 16 · 4 / 17 = 23.5% (low-volume day) Jul 17 · 6 / 9 = 66.7% (low-volume day)
May 3, 2026 38 days · 30 low-volume (grey) Jul 17, 2026

How StackScope detects technologies

⋮ Jul 1, 2026: Adoption figures now count launches from launch platforms. Use the source view to include StackScope Discovery.

Often used with

Tool Launches
Cloudflare DNS 6,388
Cloudflare 6,229
Tailwind CSS 3,546
Google Fonts 3,137
HSTS 2,922

Tools most often detected on the same launches as HTTP/3.

Most recent of 8,054 launches using HTTP/3 found via StackScope Discovery

emdecs one | Fleet Maintenance & Telematics Platform Jul 17, 2026 Wingover - paramotor flight recorder Jul 17, 2026 Lode Labs | Commercial Real Estate Calculator Jul 17, 2026 Finance evraft — Destination wedding planning, from invite to arrival Jul 17, 2026 Productivity locodata.ai · Free Stock Market Bull Bear Dashboard Jul 17, 2026 Finance understand | 価値観からわかる、本当の相性 Jul 17, 2026 Productivity , description, og:title/description/url and canonical are injected per route by vite-ssg + unhead (see src/seo.ts). --> <script type="module" crossorigin="" src="/assets/app-C4tLIR_Y.js"></script> <link rel="stylesheet" crossorigin="" href="/assets/app-CCoYnOfy.css"> <title>Typoena — a distraction-f Jul 16, 2026 Developer Tools Pipeq — the kanban board your team actually uses Jul 16, 2026 Productivity Free Timesheet — Simple Time Tracking for Freelancers & Teams Jul 16, 2026 Productivity Serene | Plataforma de Inteligência de Reuniões Jul 16, 2026 Ostona — Toshkentda uy egasidan to‘g‘ridan-to‘g‘ri ijara Jul 15, 2026 Buildy — the digital side of your business, run as one system Jul 15, 2026 Canada Productivity

Showing the most recent 12 of 8,054 found via StackScope Discovery.

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