MNN Releases

This release addresses a critical bug in v0.19.0 that caused a 500 error by fixing the return type in TrustHosts. It was released following a GitHub Actions outage that delayed the immediate fix.

Aug 7, 2026

This release includes a security fix for Host header handling to prevent Host header poisoning and introduces trusted host validation middleware. It also includes a bug fix for an invoice tax rate issue.

Aug 6, 2026

Introduces a new 'Breaks' feature for tracking non-working time, complete with UI components, Timesheet and Calendar support, and validation logic.

Jul 28, 2026

A security-focused release that addresses a vulnerability in time-entry reassignment and improves system stability through job fixes and dependency updates.

Jul 23, 2026

MNN 3.6.1 introduces a new Qualcomm Hexagon NPU backend for high-performance LLM inference, implements Transformer C4 Fuse optimizations across all backends, and includes various stability fixes and tooling enhancements.

Jul 23, 2026

Enhances the Project-Task-Selector to show Client names, adds tag filtering, and optimizes performance for large data collections via pagination and virtualization.

Jul 9, 2026

Adds a per-model thinking level picker with suffix support for reasoning effort, includes a JS-native git-log filter, targeted style rules, and Farsi language support.

Jul 7, 2026

Introduces floating pane support for --popup in tmux 3.7+, adds a result-final event for one-shot actions, and introduces a wait action to block execution until search completes.

Jul 6, 2026

This release focuses on improving usage tracking accuracy by calculating cached token costs correctly and introduces new model support for providers like NVIDIA and Kiro. It also addresses several critical bugs, including stream pipe crashes and cross-IdP account overwrites.

Jul 3, 2026

This release focuses on dashboard enhancements, introducing a token-saver page and bulk delete functionality, while adding support for Venice AI and overhauling the Blackbox provider catalog. It also includes numerous fixes for streaming, model compatibility, and authentication flows.

Jun 26, 2026

This release introduces native image generation support for Antigravity and adds authentication features for CodeBuddy CN, including credit tracking. It also resolves various compatibility issues with different AI providers and tools.

Jun 21, 2026

This release adds a new minimalist code generation feature called Ponytail and introduces Headroom, a proxy lifecycle management system with a dashboard UI. It also adds a new OAuth provider for CodeBuddy CN and updates routing for several OpenCode models.

Jun 20, 2026

MNN 3.6.0 expands multimodal capabilities with Gemma4 and Wan2.1 video generation, implements deep GPU backend optimizations including Vulkan Cooperative Matrix and 2/3-bit quantization, and enhances low-bit quantization support.

Jun 16, 2026

This release focuses on grammar checker improvements, adding Indian English support, and introducing a quiet mode for the CLI. It includes extensive dictionary curation and dependency updates to enhance text linting accuracy.

Jun 11, 2026

This release focuses on grammar fixes, desktop app enhancements, and dependency management. It includes updates to transitive dependencies, a contribution guide, and various typo corrections.

Jun 4, 2026

A maintenance release improving the desktop user experience and fixing web font rendering alongside dictionary updates.

May 30, 2026

A significant update addressing user feedback, featuring a certificate swap requiring manual updates and numerous grammar rule improvements.

May 29, 2026

This release focuses on critical bug fixes to improve stability, specifically addressing environment variable handling and HTTP server performance.

May 25, 2026

A major update introducing Nushell integration, new preview window positioning options, and timer-based events for interactive user behaviors.

May 23, 2026

A stable production release targeting a specific commit, triggering NPM and release orchestration across desktop, mobile, container, and documentation platforms.

May 20, 2026