QUIC Production Implementation Draft Support

NB As of 2025-06-09 the wiki is archived and these pages are no longer actively maintained. Please see https://github.com/quicwg/quicwg.github.io for a better source of ancilliary information to form QUIC WG documents.

This page is meant to record the draft versions which are in general use on the internet. Please indicate any helpful additional information -- do users need to activate a special flag to use QUIC? are there sunset dates for versions? etc.

Clients

LiteSpeed Technologies

LiteSpeed ADC

Version 3.0: h3-27, h3-29

QUIC.cloud

h3-27, h3-29

Chrome (and other Chromium-based browsers)

h3-29

Servers

F5 BIG-IP

Version 15.1: h3-28 and h3-29 (h3-29/h3-32 expected in January)

Version 16.0: h3-27 and h3-28 (h3-28/h3-29 expected in January)

Customers that have not performed recommended maintenance upgrades may be operating h3-24 or h3-25.

LiteSpeed Technologies

LiteSpeed Web Server

• 6.0.x: h3-27, h3-29, h3-32
• 5.4.x: h3-27, h3-29
• 5.3.x: h3-25, h3-27

OpenLiteSpeed

• 1.8.x: h3-27, h3-29, h3-32
• 1.7.x: h3-27, h3-29
• 1.6.x: h3-25, h3-27

Google

h3-29

Fastly

h3-27, h3-29