hysteria Releases

This release introduces a configuration option to disable QUIC stateless resets introduced in version 2.12.1, adds Unix socket support to the Masquerade proxy mode, and resolves IPv6 connectivity issues in mimic mode.

Aug 23, 2026

Adds support for three new ACME DNS providers and resolves slow reconnection issues on mobile devices using QUIC stateless resets. Also fixes a mimic startup issue.

Aug 9, 2026

Introduces mimic integration to disguise traffic as TCP for networks restricting UDP and improves Chrome QUIC fingerprint accuracy.

Aug 6, 2026

Introduces Chrome QUIC fingerprint parroting by default and modernizes the ACME stack, removing the deprecated namedotcom provider.

Aug 1, 2026

Adds Encrypted Client Hello (ECH) support and a configuration option to disable loss compensation in Brutal congestion control for stability.

Jul 13, 2026

Introduces the `skill2recipes` feature, allowing local `SKILL.md` files to be verified and composed into published GEP Recipes using a CLI pipeline with strict validation.

Jun 29, 2026

Enhances the `skill2gep` pipeline with provenance-aware synthesis and quality gates to prioritize real execution data, while adding leakage audits to protect sensitive literals.

Jun 29, 2026

Jun 28, 2026

Enhances NAT traversal capabilities with UPnP/NAT-PMP support and adds IPv4/IPv6 restrictions in Hysteria Realms, alongside several bug fixes.

Jun 27, 2026

Fixes a critical bug where Host/LLM 4xx errors incorrectly banned Genes and adds security housekeeping to allowlist false positive secret detectors in test fixtures.

Jun 22, 2026

Jun 22, 2026

Fixes a bug that caused a 'there is no default target commit' error.

Jun 19, 2026

Addresses a regression introduced in 0.20.1 where fetching from the remote could error out.

Jun 19, 2026

Introduces automatic detection of external changes, new editor support, and a redesigned upstream integration workflow with preview capabilities.

Jun 19, 2026

This release introduces significant architectural changes to the agent system, including a new sans-IO state machine and deterministic tool registration, alongside new AI provider support and various stability improvements.

Jun 19, 2026

Adds support for the Claude Opus 4.7 model and resolves dependency conflicts in the AWS Amplify stack.

Jun 16, 2026

This is a release candidate update focused on improving the robustness of AI stream handling by implementing logic to retry when empty responses are received.

Jun 12, 2026

Adds support for the new Claude Fable 5 model and improves the reliability of provider integrations through persistent caching and better rate limit handling.

Jun 9, 2026

This release focuses on improving Anthropic integration with mid-conversation system roles and introduces Redis vector store support, while removing the legacy rig-redis integration.

Jun 9, 2026

This release focuses on enhancing the Ruby language support within the probe project, ensuring better functionality and stability for Ruby users.

Jun 4, 2026