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Chrome is missing the trust_anchors ClientHello extension

Status: Open.

#397 In refraction-networking/utls;

· konohog114 opened on Jun 5, 2026

HelloFirefox_148 missing session_ticket (35) and psk_key_exchange_modes (45) extensions

Status: Open.

#390 In refraction-networking/utls;

· SaamoCha opened on Apr 18, 2026

New browser versions?

Status: Open.

#373 In refraction-networking/utls;

· zmmac1 opened on Sep 29, 2025

Expose SNI from ClientHello in ClientHelloSpec

Status: Open.

#369 In refraction-networking/utls;

· samczsun opened on Sep 16, 2025

panic: tls: setPskToUConn failed: only binders are allowed to change on state 'PskAllSet' — low reproducibility, but panic crashes program

Status: Open.

#368 In refraction-networking/utls;

· gospider001 opened on Sep 9, 2025

Can UTls be used in conjunction with Http.Client?

Status: Open.

#367 In refraction-networking/utls;

· shixiawuheng opened on Aug 26, 2025

randomized fingerprint problem: CurvePreferences includes unsupported curve

Status: Open.

#366 In refraction-networking/utls;

· patterniha opened on Aug 18, 2025

Please update the library to be compatible with the latest versions of Firefox, Safari, Android, and iOS.

Status: Open.

#360 In refraction-networking/utls;

· xujie86 opened on Jul 25, 2025

wasm

Status: Open.

#339 In refraction-networking/utls;

· fanchen0 opened on May 1, 2025

i doubt if utls's fingerprint has been detected

Status: Open.

#321 In refraction-networking/utls;

· Nyx2022 opened on Dec 13, 2024

I'm encountering an error: "Unknown field 'ClientHelloID' in struct literal." What should I do?

Status: Open.

#318 In refraction-networking/utls;

· pighhh opened on Oct 1, 2024

ALPS Client Hints

Status: Open.

#315 In refraction-networking/utls;

· ilyanaum opened on Sep 11, 2024