Changelog

All notable changes to the NeoForge 1.21.1 port are documented here.

Format based on Keep a Changelog.

[0.0.1] - 2026-06-08 (NeoForge 1.21.1)

Modrinth version number: 1.21.1-0.0.1

NeoForge 1.21.1 port by Gstar with AI-assisted development (Cursor), based on Cfghtiu/Translator3 and Fabric 1.21.3 reference sources.

Added

• NeoForge 1.21.1 port (NeoForge 21.1.216+)
• Tencent Cloud Machine Translation API (/transconfig tencent)
• Connection test and friendly error messages after saving API keys
• TextDisplay floating text translation (cacheDisplay hook)
• Chinese / English language files for mod UI and errors

Fixed

• Java HttpClient rejected Host header during Tencent API signing
• Language code zh-cn mapped to Tencent API zh
• SignTextMixin updated for 1.21.1 (getRenderMessages)
• Chat handler no longer crashes on rich tellraw / system chat packets
• UTF-8 config save for Chinese translator names in translator.json

Dependencies

• Required: Cloth Config API (NeoForge 15.0.127+)
• Optional: ModMenu (NeoForge Edition)