y-crdt/y-crdt
Y Crdt
This project is a memory-safe library implemented in Rust that provides a high-performance engine for managing shared, distributed data states. It functions as a conflict-free replicated data type implementation, enabling real-time collaborative editing and state synchronization across distributed systems without the need for a central server or manual conflict resolution.
The library distinguishes itself through a cross-language binding framework that allows native applications in environments like Python, Swift, and WebAssembly to interact with the same shared data protocol. It utilizes a compact binary serialization format to transmit only incremental updates between peers, ensuring efficient network usage and consistent state maintenance even in offline-first scenarios.
The system supports complex data modeling through hierarchical document nesting and atomic transaction management, which ensures internal consistency during multi-step updates. It also includes reactive event-driven observation to trigger interface updates and provides built-in mechanisms for tracking change history and undo operations.
Features
- Conflict-Free Replicated Data Types - Implements conflict-free replicated data types to enable consistent state merging across distributed clients without central coordination.
- CRDT State Synchronization Engines - Provides a high-performance engine for managing shared, distributed data states using conflict-free replicated data types.
- Atomic Transaction Models - Executes atomic data transactions to ensure state consistency and manage the lifecycle of changes.
- Binary Serialization Formats - Serializes complex shared structures into compact binary formats for efficient transmission and storage.
- Binary Delta Encodings - Transmits minimal binary state changes between peers to optimize network bandwidth during collaborative sessions.
- Data Synchronization Engines - Implements a memory-safe synchronization engine that merges concurrent updates across distributed systems without central conflict resolution.
- Incremental Data Synchronization - Performs incremental data synchronization by exchanging compact binary updates to transmit only necessary modifications.
- Distributed State Management - Maintains consistent shared data state across distributed systems using binary updates and atomic transactions.
- Immutable State Transactions - Groups multiple data operations into atomic transactions to ensure internal consistency during complex document modifications.
- Offline-First Synchronization - Enables offline-first data synchronization by allowing local modifications and automatic merging upon reconnection.
- Collaborative Data Structure Synchronization - Synchronizes shared data structures by merging concurrent updates from multiple clients without central coordination.
- Real-Time Collaborative Editing - Enables real-time collaborative editing by synchronizing shared document states across multiple users without requiring a central server.
- Cross-Language Data Interfaces - Connects diverse programming languages to a shared data protocol to ensure consistent state across platforms.
- Binding Frameworks - Provides interface wrappers that allow native applications in Python, Swift, and WebAssembly to interact with shared collaborative data structures.
- Document History & Undo Systems - Maintains change history and undo records to allow users to revert modifications made during collaborative sessions.
- Operation-Based Undo History - Tracks fine-grained change events in a stack to allow precise reversal of modifications in collaborative sessions.
- Document Edit Histories - Supports offline document editing with automatic merging of local changes upon reconnection.
- Peer-to-Peer State Synchronization - Synchronizes state between distributed clients using standard communication protocols to ensure consistent data across peer-to-peer or client-server connections.
- Language Interoperability - Enables interoperability between distinct codebases by using shared interface bindings that maintain structural integrity across languages.
- Foreign Function Interfaces - Provides memory-safe foreign function interfaces to expose core logic to multiple programming languages.
- Collaborative Session Containers - Manages collaborative documents within scoped containers that handle resource allocation and automatic updates.
- State Change Observers - Triggers reactive notifications for local and remote data modifications to keep application interfaces synchronized.
