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http3: distinguish stream errors from connection errors

API

enhancement

Status: Open.

#5854 In quic-go/quic-go;

· marten-seemann opened on Sep 13, 2026

·  

v0.63.0

http3: inconsistent error types across stream APIs

bug

enhancement

Status: Open.

#5849 In quic-go/quic-go;

· marten-seemann opened on Sep 9, 2026

·  

v0.63.0

Path migration ignores DisablePathMTUDiscovery

Status: Open.

#5844 In quic-go/quic-go;

· tmc opened on Sep 5, 2026

EMSGSIZE during the handshake is swallowed, packets are retransmitted at the same size

Status: Open.

#5815 In quic-go/quic-go;

· the-sarge opened on Aug 25, 2026

Increase streamDatagramQueueLen

Status: Open.

#5799 In quic-go/quic-go;

· yuyou opened on Aug 19, 2026

http3: verify that server didn't accept 0-RTT with incompatible SETTINGS

enhancement

Status: Open.

#5772 In quic-go/quic-go;

· marten-seemann opened on Aug 2, 2026

Path MTU Discovery can settle on a packet size that suffers persistent low-rate loss, and there is no way to cap the search

Status: Open.

#5768 In quic-go/quic-go;

· kubrickfr opened on Jul 27, 2026

flip default for RESET_STREAM_AT extension

API

blocked

Status: Open.

#5762 In quic-go/quic-go;

· marten-seemann opened on Jul 24, 2026

DoQ (RFC 9250): client stops acking after NEW_CONNECTION_ID — handshake completes but post-handshake 1-RTT silently dropped (libmsquic unaffected on identical path)

Status: Open.

#5761 In quic-go/quic-go;

· DannKenn opened on Jul 23, 2026

flaky TestMITCorruptPackets

flaky

Status: Open.

#5760 In quic-go/quic-go;

· marten-seemann opened on Jul 21, 2026

restore congestion control state after spurious congestion events

enhancement

Status: Open.

#5757 In quic-go/quic-go;

· marten-seemann opened on Jul 20, 2026

·  

v0.63.0

implement Rapid Start

enhancement

IETF draft / RFC

Status: Open.

#5743 In quic-go/quic-go;

· marten-seemann opened on Jul 18, 2026