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app/v2.12.0

HyNetworks/hysteriaapp/v2.12.0Aug 6, 2026by github-actions[bot]

AI Summary

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

Key Highlights

  • Added mimic integration for TCP disguise (Linux only)
  • Improved Chrome QUIC fingerprint parroting accuracy
  • Fixed BBR panic on paths with small MTU

New Features

  • TCP disguise via mimic integration
  • Enhanced QUIC fingerprint accuracy
  • BBR congestion control fix

Full Release Notes

- Added [mimic](https://hysteria.network/docs/advanced/Mimic/) integration, which disguises the connection as TCP for networks that restrict UDP (Linux only, requires mimic to be installed separately)
- Improved the accuracy of Chrome QUIC fingerprint parroting
- Fixed a BBR panic on paths with a small MTU, introduced in 2.11.0 by Chrome parroting
- Various dependency updates

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- 新增 [mimic](https://hysteria.network/zh/docs/advanced/Mimic/) 集成，可将连接伪装成 TCP，用于限制 UDP 的网络环境（仅限 Linux，需另行安装 mimic）
- 提升 Chrome QUIC 指纹模仿的准确度
- 修复了小 MTU 下一个 BBR panic 问题，由 2.11.0 的 Chrome 指纹模仿引入
- 若干依赖更新