Project Changelog
Track the evolution and improvements of our Docker and Kubernetes guide.
Project Evolution & Updates
Track the continuous improvement of our Docker and Kubernetes guide. Each version brings new content, enhancements, and refinements.
v1.9.0
Latest Release
This changelog follows Keep a Changelog format and Semantic Versioning principles.
Latest Release
Version 1.9.0 Highlights
Our latest release adds comprehensive guides on Docker observability platforms, service discovery & DNS, and secrets management, along with advanced Kubernetes topics including admission controllers, resource requests & limits, and the Cluster API for declarative infrastructure.
- Docker Observability Platforms: Comprehensive monitoring, logging, tracing, and analysis
- Docker Service Discovery & DNS: Networking and service location strategies
- Docker Secrets Management: Secure storage and distribution of sensitive information
- Kubernetes Admission Controllers: Security policies and governance controls
- Kubernetes Resource Requests & Limits: Optimizing compute resource allocation
- Kubernetes Cluster API: Declarative cluster management and lifecycle operations
- New v1.9.0 blog post with release highlights
- Improved observability examples with production-grade implementation patterns
- Enhanced service discovery documentation with multi-environment strategies
- Comprehensive examples for admission controller implementations
- Expanded resource management guidance with optimization techniques
- Detailed Cluster API provider-specific configurations
Version History
1.9.0 - 2025-08-12
Added in Docker Section
- Docker Observability Platforms: Comprehensive monitoring, logging, tracing, and analysis solutions
- Docker Service Discovery & DNS: Networking and service location strategies for containers
- Docker Secrets Management: Secure storage and distribution of sensitive information
Added in Kubernetes Section
- Kubernetes Admission Controllers: Implementing dynamic security policies and governance
- Kubernetes Resource Requests & Limits: Optimizing compute resource allocation and management
- Kubernetes Cluster API: Declarative infrastructure management for Kubernetes clusters
Enhanced
- New blog post for v1.9.0
- Improved observability examples with production-grade implementation patterns
- Enhanced service discovery documentation with multi-environment deployment strategies
- Comprehensive examples for admission controller implementations
- Expanded resource management guidance with performance optimization techniques
- Detailed Cluster API provider-specific configurations
1.8.0 - 2025-08-05
Added in Docker Section
- Docker for Edge Computing: Leveraging containers for efficient and secure edge deployment
- Security Scanning & Vulnerability Management: Comprehensive security scanning practices
- Database Containerization: Best practices for containerizing various database systems
Added in Kubernetes Section
- Event-Driven Autoscaling (KEDA): Scale based on metrics from external event sources
- FinOps & Cost Management: Strategies for cloud cost optimization and chargeback
- GitOps with Flux and ArgoCD: Declarative, Git-based infrastructure management
Enhanced
- New blog post for v1.8.0
- Production examples for edge computing and database containerization
- Enhanced cost optimization and resource management guidance
- Comprehensive implementation examples for GitOps workflows
- Expanded security considerations for containerized databases
1.7.0 - 2025-07-28
Added in Docker Section
- Docker WebAssembly (Wasm) Support: Integration, building, and optimization techniques
- Docker Telepresence & Remote Development: Collaborative development across environments
- Advanced Security: Enhanced security for remote container environments
Added in Kubernetes Section
- Kubernetes for AI/ML Workloads: GPU/TPU management and ML frameworks
- Distributed Training: Orchestration of complex training pipelines
- MLOps Integration: Tools and patterns for ML workflow automation
Enhanced
- New blog post for v1.7.0
- Improved code examples with production configurations for AI/ML deployments
- Enhanced troubleshooting sections with specialized debugging techniques
- Added comprehensive diagrams for complex WebAssembly and ML concepts
- Expanded security considerations for remote development environments
1.6.0 - 2025-07-22
Added in Docker Section
- Docker Caching Strategies: Advanced techniques for build optimization
- Docker Storage Drivers: Comprehensive overview of types and performance
- Resource Management: Detailed CPU, memory, storage, and network controls
Added in Kubernetes Section
- StatefulSets & DaemonSets: Managing stateful applications and node-level daemons
- Advanced Scheduling & Affinity: Node/pod affinity and complex scheduling
- Kubernetes Multi-tenancy: Isolation models and security considerations
Enhanced
- New blog post for v1.6.0
- Improved code examples with production-grade configurations
- Enhanced troubleshooting sections with practical solutions
- Added comprehensive diagrams for complex concepts
- Expanded security considerations across all new topics
1.5.0 - 2025-07-15
Added in Docker Section
- Content Trust & Image Signing: Secure software supply chain implementation
- Docker for AI/ML: Containerization strategies for machine learning workloads
- Edge Computing: Deployment patterns and best practices
- Plugins & Runtime Extensions: Extending Docker functionality
Added in Kubernetes Section
- Cost Optimization & FinOps: Resource management, monitoring tools, and chargeback models
- Backup & Disaster Recovery: Etcd backups, PV backups, and recovery strategies
- Policy Management with OPA: Gatekeeper implementation and compliance reporting
Enhanced
- New blog post for v1.5.0
- Improved real-world deployment examples
- Enhanced security considerations
- Advanced troubleshooting guidance
- Expanded enterprise documentation
- Comprehensive implementation guides
1.4.0 - 2025-07-04
Added in Docker Section
- Docker Extensions: Extensions ecosystem & development
- Docker Buildx: Multi-architecture builds & caching
- Docker Contexts: Managing multiple environments
Added in Kubernetes Section
- API Priority and Fairness: Managing API server requests
- Job Enhancements: Indexed jobs & failure policies
- Gateway API: Advanced traffic routing
Enhanced
- New blog post for v1.4.0
- Improved Docker-Kubernetes integration
- Added migration paths
- Enhanced troubleshooting
1.3.0 - 2025-06-23
Added in Docker Section
- Multi-Architecture Builds: BuildKit & CI/CD
- Development Environments: Workflow optimization
- Docker Swarm: Native clustering capabilities
Added in Kubernetes Section
- GitOps: Flux CD & ArgoCD implementations
- Multi-Cluster Management: Complex environments
- Cloud Native Security: 4C's security model
Enhanced
- New v1.3.0 blog post
- Improved code examples
- Advanced workflow diagrams
- Expanded troubleshooting
1.2.0 - 2025-06-15
Added in Docker Section
- Registry & Distribution: Public/private registries
- Optimization: Image & runtime performance
- Monitoring & Logging: Environment strategies
- CI/CD Integration: Container pipelines
Added in Kubernetes Section
- Service Mesh & Ingress: Istio & NGINX
- Autoscaling: HPA, VPA & Cluster scaling
- Operators & CRDs: Custom resources
- Deployment Strategies: Blue/green & canary
Enhanced
- Updated introduction content
- Improved MDX styling
- Enhanced examples & diagrams
- Better cross-referencing
1.1.0 - 2025-06-12
Added in Docker Section
- Networking: Examples & best practices
- Volumes: Configuration examples
- Docker Compose: Real-world examples
- Security: Best practices guide
Added in Kubernetes Section
- Storage: PV, PVC & StorageClasses
- Security: RBAC & Network Policies
- ConfigMaps & Secrets: Management guide
- Monitoring: Prometheus & EFK stack
Enhanced
- Improved documentation formatting
- Added more code examples
- Enhanced navigation structure
1.0.0 - 2025-06-01
Initial Docker Content
- Basic concepts & architecture
- Container fundamentals
- Image management
Initial Kubernetes Content
- Architecture & components
- Workload resources
- Networking concepts
- Implementation examples
Core Features
- Comprehensive documentation
- Step-by-step guides
- Best practices
- Security considerations
Contributing to Our Growth
Help us make this guide better! Whether it's fixing typos, improving examples, or suggesting new topics.