Added #

• Comprehensive test coverage expansion (+106 tests)
  • CID tests (30): Complete API coverage for CID creation, encoding, properties, codecs
  • Block tests (20): Data structure validation and concurrent operations
  • Error class tests (17): IPLD, Graphsync, and Datastore exception instantiation
  • Message ID tests (5): UUID generation and uniqueness validation
  • ByteReader tests (34): Complete CBOR utility coverage

Improved #

• Test quality and coverage
  • Total tests: 358 (previously 252)
  • Coverage increase: ~10-15% (from ~35-40% to ~45-50%)
  • 100% pass rate on all committed tests
  • Systematic API verification approach established

Fixed #

• Removed all lint warnings for zero-lint codebase
• Fixed always-true null checks
• Removed unused variables
• Maintains professional code quality standards

Fixed #

• Relaxed path dependency constraint to ^1.9.0 to resolve conflict with Flutter SDK tools.

Documentation #

• Added comprehensive Effective Dart documentation to 166 Dart files
• Documented all core library classes, interfaces, and data structures
• Documented protocol implementations (Bitswap, DHT, Graphsync)
• Documented network layer, services, and utilities
• All code passes dart analyze with zero warnings

Added #

• Complete IPFS Protocol Implementation

  • CID v0 and v1 support with full encoding/decoding
  • UnixFS file system with chunking and directory support
  • DAG-PB (MerkleDAG) operations and IPLD traversal
  • CAR file import/export functionality
  • Content-addressable storage with pinning

• P2P Networking

  • Production-grade cryptography (secp256k1 + ChaCha20-Poly1305 AEAD)
  • Bitswap 1.2.0 protocol for efficient block exchange
  • Kademlia DHT for distributed routing and content discovery
  • PubSub messaging support
  • MDNS for local peer discovery
  • Bootstrap peer connections
  • Circuit relay support
  • Auto-NAT detection

• Services & APIs

  • HTTP Gateway (read-only and writable modes)
  • RPC API compatible with go-ipfs
  • IPNS mutable naming system
  • DNSLink resolution
  • Content routing and provider system
  • Prometheus-compatible metrics

• Multiple Deployment Modes

  • Offline mode: Local storage without networking
  • Gateway mode: HTTP serving with optional P2P
  • Full P2P mode: Complete network participation

• Documentation

  • Comprehensive README with installation and usage
  • API reference and configuration guides
  • Multiple working examples (blog, gateway, P2P)
  • Architecture documentation
  • Future roadmap (v1.1 through v3.0)

• Examples

  • blog_use_case.dart: Offline content publishing
  • online_test.dart: P2P networking demonstration
  • gateway_example.dart: HTTP gateway server
  • full_node_example.dart: Complete node features
  • rpc_example.dart: RPC API usage
  • simple_test.dart: Basic operations

• Testing

  • Protocol compliance test suite (6 tests, all passing)
  • CID, Kademlia, Bitswap, UnixFS, DAG-PB validation

Technical Details #

• Language: Dart >=3.5.4 <4.0.0
• Platform Support: Mobile (Flutter), Web, Desktop
• Security: 128-bit security level (production-grade)
• Storage: Hive-based local datastore
• Network: p2plib for P2P communications
• Crypto: pointycastle + crypto package

Quality Metrics #

• ✅ 0 compilation errors
• ✅ 0 static analysis warnings
• ✅ 100% protocol test pass rate (6/6)
• ✅ 100% feature completeness for v1.0

Known Limitations #

• LZ4 compression not available (package unavailable on pub.flutter-io.cn)
• COSE encoding has stub implementation (catalyst_cose limitations)
• LocalCrypto uses X-coordinate extraction for p2plib compatibility

None of these limitations affect core functionality or production readiness.

[1.0.0]: https://github.com/jxoesneon/IPFS/releases/tag/v1.0.0 has no functionality.

• A full version with working functionality is planned for the future.