Features:

- EdGraph-based visual dialogue/storyline editor with drag-and-drop node editing

- Built-in AI Assistant (DeepSeek, OpenAI, Qwen, GLM, Ollama, Custom) with 4 edit modes

- 12 built-in node types: Dialogue, Choice, Branch, Sequence, Subplot, Action, ActionBranch, Wait, Random, Cinematic, SelectionDialogue, EntryPoint

- Full debugger with breakpoints and step-through execution

- Condition/Event system: AND/OR/NOT composites, sequential/parallel event groups

- MCP/AI-Agent Toolset: 50+ callable functions for agents to query and fully edit Storyline assets via UE ToolsetRegistry

- Subplot system with call stack for nested/reusable dialogue modules

- Save/Restore with full snapshot persistence (variables, call stack, node position)

- Multi-language voice clips and FText pipeline

- Data-driven architecture (JSON + FInstancedStruct)

- Runtime zero editor dependencies (#if WITH_EDITOR isolation)

Code Modules:

- StorylineRuntime (Runtime)

- StorylineEditor (Editor)

Number of Blueprints: 7

Number of C++ Classes: 25

Network Replicated: Yes

Supported Development Platforms: Windows (Yes), Mac (Yes)

Supported Target Build Platforms: Win64, Linux, Mac, iOS, Android

Supported Engine Versions: UE 5.7 – 5.8

Important Notes:

- Requires C++ project or Blueprint project with C++ support

- AI Assistant requires API key (DeepSeek/OpenAI/Qwen/GLM/Ollama)

- MCP Toolset requires ToolsetRegistry plugin (optional, bundled in UE 5.8+)

- Restart editor after enabling plugin

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