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CC Switch v3.7.0

docs/release-notes/v3.7.0-en.md

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CC Switch v3.7.0

From Provider Switcher to All-in-One AI CLI Management Platform

中文更新说明 Chinese Documentation →

Overview

CC Switch v3.7.0 introduces six major features with over 18,000 lines of new code.

Release Date: 2025-11-19 Commits: 85 from v3.6.0 Code Changes: 152 files, +18,104 / -3,732 lines

New Features

Gemini CLI Integration

Complete support for Google Gemini CLI, becoming the third supported application (Claude Code, Codex, Gemini).

Core Capabilities:

  • Dual-file configuration - Support for both .env and settings.json formats
  • Auto-detection - Automatically detect GOOGLE_GEMINI_BASE_URL, GEMINI_MODEL, etc.
  • Full MCP support - Complete MCP server management for Gemini
  • Deep link integration - Import via ccswitch:// protocol
  • System tray - Quick-switch from tray menu

Provider Presets:

  • Google Official - OAuth authentication support
  • PackyCode - Partner integration
  • Custom - Full customization support

Technical Implementation:

  • New backend modules: gemini_config.rs (20KB), gemini_mcp.rs
  • Form synchronization with environment editor
  • Dual-file atomic writes

MCP v3.7.0 Unified Architecture

Complete refactoring of MCP management system for cross-application unification.

Architecture Improvements:

  • Unified panel - Single interface for Claude/Codex/Gemini MCP servers
  • SSE transport - New Server-Sent Events support
  • Smart parser - Fault-tolerant JSON parsing
  • Format correction - Auto-fix Codex [mcp_servers] format
  • Extended fields - Preserve custom TOML fields

User Experience:

  • Default app selection in forms
  • JSON formatter for validation
  • Improved visual hierarchy
  • Better error messages

Import/Export:

  • Unified import from all three apps
  • Bidirectional synchronization
  • State preservation

Claude Skills Management System

Approximately 2,000 lines of code - A complete skill ecosystem platform.

GitHub Integration:

  • Auto-scan skills from GitHub repositories
  • Pre-configured repos:
    • ComposioHQ/awesome-claude-skills - Curated collection
    • anthropics/skills - Official Anthropic skills
    • cexll/myclaude - Community contributions
  • Add custom repositories
  • Subdirectory scanning support (skillsPath)

Lifecycle Management:

  • Discover - Auto-detect SKILL.md files
  • Install - One-click to ~/.claude/skills/
  • Uninstall - Safe removal with tracking
  • Update - Check for updates (infrastructure ready)

Technical Architecture:

  • Backend: SkillService (526 lines) with GitHub API integration
  • Frontend: SkillsPage, SkillCard, RepoManager
  • UI Components: Badge, Card, Table (shadcn/ui)
  • State: Persistent storage in skills.json
  • i18n: 47+ translation keys

Prompts Management System

Approximately 1,300 lines of code - Complete system prompt management.

Multi-Preset Management:

  • Create unlimited prompt presets
  • Quick switch between presets
  • One active prompt at a time
  • Delete protection for active prompts

Cross-App Support:

  • Claude: ~/.claude/CLAUDE.md
  • Codex: ~/.codex/AGENTS.md
  • Gemini: ~/.gemini/GEMINI.md

Markdown Editor:

  • Full-featured CodeMirror 6 integration
  • Syntax highlighting
  • Dark theme (One Dark)
  • Real-time preview

Smart Synchronization:

  • Auto-write - Immediately write to live files
  • Backfill protection - Save current content before switching
  • Auto-import - Import from live files on first launch
  • Modification protection - Preserve manual modifications

Technical Implementation:

  • Backend: PromptService (213 lines)
  • Frontend: PromptPanel (177), PromptFormModal (160), MarkdownEditor (159)
  • Hooks: usePromptActions (152 lines)
  • i18n: 41+ translation keys

Deep Link Protocol (ccswitch://)

One-click provider configuration import via URL scheme.

Features:

  • Protocol registration on all platforms
  • Import from shared links
  • Lifecycle integration
  • Security validation

Environment Variable Conflict Detection

Intelligent detection and management of configuration conflicts.

Detection Scope:

  • Claude & Codex - Cross-app conflicts
  • Gemini - Auto-discovery
  • MCP - Server configuration conflicts

Management Features:

  • Visual conflict indicators
  • Resolution suggestions
  • Override warnings
  • Backup before changes

Improvements

Provider Management

New Presets:

  • DouBaoSeed - ByteDance's DouBao
  • Kimi For Coding - Moonshot AI
  • BaiLing - BaiLing AI
  • Removed AnyRouter - To avoid confusion

Enhancements:

  • Model name configuration for Codex and Gemini
  • Provider notes field for organization
  • Enhanced preset metadata

Configuration Management

  • Common config migration - From localStorage to config.json
  • Unified persistence - Shared across all apps
  • Auto-import - First launch configuration import
  • Backfill priority - Correct handling of live files

UI/UX Improvements

Design System:

  • macOS native - System-aligned color scheme
  • Window centering - Default centered position
  • Visual polish - Improved spacing and hierarchy

Interactions:

  • Password input - Fixed Edge/IE reveal buttons
  • URL overflow - Fixed card overflow
  • Error copying - Copy-to-clipboard errors
  • Tray sync - Real-time drag-and-drop sync

Bug Fixes

Critical Fixes

  • Usage script validation - Boundary checks
  • Gemini validation - Relaxed constraints
  • TOML parsing - CJK quote handling
  • MCP fields - Custom field preservation
  • White screen - FormLabel crash fix

Stability

  • Tray safety - Pattern matching instead of unwrap
  • Error isolation - Tray failures don't block operations
  • Import classification - Correct category assignment

UI Fixes

  • Model placeholders - Removed misleading hints
  • Base URL - Auto-fill for third-party providers
  • Drag sort - Tray menu synchronization

Technical Improvements

Architecture

MCP v3.7.0:

  • Removed legacy code (~1,000 lines)
  • Unified initialization structure
  • Backward compatibility maintained
  • Comprehensive code formatting

Platform Compatibility:

  • Windows winreg API fix (v0.52)
  • Safe pattern matching (no unwrap())
  • Cross-platform tray handling

Configuration

Synchronization:

  • MCP sync across all apps
  • Gemini form-editor sync
  • Dual-file reading (.env + settings.json)

Validation:

  • Input boundary checks
  • TOML quote normalization (CJK)
  • Custom field preservation
  • Enhanced error messages

Code Quality

Type Safety:

  • Complete TypeScript coverage
  • Rust type refinements
  • API contract validation

Testing:

  • Simplified assertions
  • Better test coverage
  • Integration test updates

Dependencies:

  • Tauri 2.8.x
  • Rust: anyhow, zip, serde_yaml, tempfile
  • Frontend: CodeMirror 6 packages
  • winreg 0.52 (Windows)

Technical Statistics

Total Changes:
- Commits: 85
- Files: 152 changed
- Additions: +18,104 lines
- Deletions: -3,732 lines

New Modules:
- Skills Management: 2,034 lines (21 files)
- Prompts Management: 1,302 lines (20 files)
- Gemini Integration: ~1,000 lines
- MCP Refactor: ~3,000 lines refactored

Code Distribution:
- Backend (Rust): ~4,500 lines new
- Frontend (React): ~3,000 lines new
- Configuration: ~1,500 lines refactored
- Tests: ~500 lines

Strategic Positioning

From Tool to Platform

v3.7.0 represents a shift in CC Switch's positioning:

Aspectv3.6v3.7.0
IdentityProvider SwitcherAI CLI Management Platform
ScopeConfiguration ManagementEcosystem Management
ApplicationsClaude + CodexClaude + Codex + Gemini
CapabilitiesSwitch configsExtend capabilities (Skills)
CustomizationManual editingVisual management (Prompts)
IntegrationIsolated appsUnified management (MCP)

Six Pillars of AI CLI Management

  1. Configuration Management - Provider switching and management
  2. Capability Extension - Skills installation and lifecycle
  3. Behavior Customization - System prompt presets
  4. Ecosystem Integration - Deep links and sharing
  5. Multi-AI Support - Claude/Codex/Gemini
  6. Intelligent Detection - Conflict prevention

Download & Installation

System Requirements

  • Windows: Windows 10+
  • macOS: macOS 10.15 (Catalina)+
  • Linux: Ubuntu 22.04+ / Debian 11+ / Fedora 34+

Visit Releases to download:

  • Windows: CC-Switch-v3.7.0-Windows.msi or -Portable.zip
  • macOS: CC-Switch-v3.7.0-macOS.tar.gz or .zip
  • Linux: CC-Switch-v3.7.0-Linux.AppImage or .deb

Homebrew (macOS)

bash
brew tap farion1231/ccswitch
brew install --cask cc-switch

Update:

bash
brew upgrade --cask cc-switch

Migration Notes

From v3.6.x

Automatic migration - No action required, configs are fully compatible

From v3.1.x or Earlier

Two-step migration required:

  1. First upgrade to v3.2.x (performs one-time migration)
  2. Then upgrade to v3.7.0

New Features

  • Skills: No migration needed, start fresh
  • Prompts: Auto-import from live files on first launch
  • Gemini: Install Gemini CLI separately if needed
  • MCP v3.7.0: Backward compatible with previous configs

Acknowledgments

Contributors

Thanks to all contributors who made this release possible:

  • @YoVinchen - Skills & Prompts & Gemini integration implementation
  • @farion1231 - From developer to issue responder
  • Community members for testing and feedback

Sponsors

Z.ai - GLM CODING PLAN sponsor Get 10% OFF with this link

PackyCode - API relay service partner Register with "cc-switch" code for 10% discount

Feedback & Support

What's Next

v3.8.0 Preview (Tentative):

  • Local proxy functionality

Stay tuned for more updates!

Happy Coding!