Changelog
Version history and release notes for MugenLink Network.
v4.0.0
January 30, 2026Latest
Enterprise Architecture & Performance
New Features
- Next.js 15 frontend with App Router and React Server Components
- OpenTelemetry distributed tracing across all services
- SLA monitoring with automated alerts for pipeline phases
- Zero-trust network policies in Kubernetes cluster
- DBT model contracts for schema enforcement
Improvements
- Polars-based schema inference (3-5x faster DDL generation)
- Connection pooling for Snowflake (30-50% faster loads)
- Parallelized Airflow DAG tasks per coin (6x faster per phase)
- Horizontal Pod Autoscaler with custom metrics
- Download chunk size increased to 1MB (15-20% faster)
Bug Fixes
- Fixed rate limiter thread safety issues
- Resolved memory leaks in long-running downloads
- Corrected timezone handling in transaction timestamps
v3.5.0
December 15, 2025Analytics Suite Expansion
New Features
- Transaction velocity metrics with HODL score calculation
- Network health monitoring dashboard
- Cohort analysis for wallet segmentation
- Interactive data flow visualization
- Network graph for relationship mapping
Improvements
- Improved chart rendering performance with Recharts
- Enhanced mobile responsiveness across all pages
- Better error messages for API failures
- Optimized Snowflake query plans
Bug Fixes
- Fixed chart tooltip positioning on mobile
- Resolved pagination issues in transaction history
- Corrected balance calculations for dust transactions
v3.0.0
October 1, 2025Complete Frontend Rewrite
New Features
- New glass-morphism design system with 12 color themes
- Portfolio tracker for multi-wallet management
- Custom alert rules for price and activity monitoring
- Real-time price updates with WebSocket fallback
- PWA support with offline capabilities
Improvements
- TanStack Query for server state management
- Zustand for client state with persistence
- Accessibility improvements (WCAG 2.1 AA compliance)
- Dark/light mode with system preference detection
Bug Fixes
- Fixed memory leaks in chart components
- Resolved hydration mismatches in SSR
- Corrected form validation edge cases
Breaking Changes
- Removed legacy Vue.js frontend
- API response format changed for pagination
- Theme configuration format updated
v2.5.0
July 15, 2025DBT Transaction Tracing
New Features
- Wallet-centric transaction tracing models
- Running balance calculations per wallet
- Cross-coin portfolio tracking
- Counterparty analysis capabilities
Improvements
- Incremental materialization with merge strategy
- Optimized clustering on (coin_type, wallet_address, activity_date)
- Added dbt_expectations for data quality testing
Bug Fixes
- Fixed duplicate handling in UTXO joins
- Resolved null handling in address normalization
v2.0.0
April 1, 2025Kubernetes & Helm Deployment
New Features
- Kubernetes deployment with Helm charts
- Doppler secrets management integration
- GitHub Actions CI/CD pipelines
- Horizontal Pod Autoscaler for backend
Improvements
- Reduced Docker image sizes by 40%
- Health check endpoints for all services
- Structured JSON logging with OTEL format
Breaking Changes
- Moved from docker-compose to Kubernetes
- RSA key authentication required for service accounts
v1.5.0
January 15, 2025Snowflake RBAC & Security
New Features
- Complete RBAC structure with 13 roles
- RSA key-pair authentication for services
- Interactive setup wizard for new users
- S3 external stages for data loading
Improvements
- AES-256 encryption for S3 uploads
- Retry logic with exponential backoff
- Success thresholds for partial failures
v1.0.0
October 1, 2024Initial Release
New Features
- Support for 6 cryptocurrencies (BTC, LTC, DOGE, DASH, ZEC, BCH)
- Blockchair API integration for data downloads
- Snowflake data warehouse setup
- Basic ETL pipeline with Python scripts
- FastAPI backend with wallet queries