crossplane/crossplane

Features

• Infrastructure API Definitions - Provides custom infrastructure APIs that bundle multiple cloud resources into simplified, reusable, and versioned models.
• Cloud Resource Orchestrators - Maps high-level abstract resource definitions to specific cloud provider services while automating reconciliation and dependency resolution.
• Declarative Reconciliation Engines - Continuously reconciles the state of external infrastructure with defined desired states using custom resource controllers.
• Infrastructure Composition Tools - Templates multiple resources into a single reusable unit to simplify the deployment of complex cloud infrastructure stacks.
• Infrastructure-as-Code Providers - Enables the definition, composition, and lifecycle management of complex infrastructure stacks across multiple cloud providers.
• Infrastructure Composition - Provides a composition-based architecture to aggregate multiple managed resources into unified, abstract infrastructure APIs.
• Cloud Resource Managers - Provisions and maintains cloud infrastructure by reconciling external service states with declarative configurations.
• Cloud Infrastructure Management - Manages external infrastructure components through declarative configuration files that define the desired state.
• Custom Resource Definitions - Creates new API endpoints with custom schemas to represent infrastructure resources.
• Cloud Service Orchestration - Manages cloud services and external infrastructure using declarative Kubernetes APIs to automate provisioning and lifecycle tasks.
• Kubernetes Controllers - Provides a platform for building custom infrastructure APIs that manage cloud services using declarative Kubernetes-style configuration.
• Composite Resource Interfaces - Aggregates multiple cloud and infrastructure resources into a single declarative interface.
• Infrastructure Connection Propagation - Aggregates and propagates sensitive connection details from managed cloud resources to applications to enable seamless infrastructure consumption.
• API Aggregators - Unifies multiple cloud and third-party service interfaces into a single consistent schema to simplify management.
• Infrastructure Function Orchestrators - Supports external function orchestration for complex transformations and custom logic during the resource composition lifecycle.
• Cloud Infrastructure Resources - Maps external cloud services to declarative objects for consistent management and lifecycle tracking.
• Cloud Resource Integrations - Integrates external cloud services by mapping provider APIs to custom resources managed within the control plane.
• Cross-Resource Orchestrators - Triggers functions that dynamically request related resources to manage complex dependencies across different infrastructure types.
• Composition Transformation Engines - Executes custom logic and templates to dynamically generate infrastructure manifests before deployment.
• Resource Mapping Logic - Translates high-level custom resources into multiple underlying cloud services using programmable logic.
• GitOps Automation - Synchronizes infrastructure state with version-controlled repositories to enable automated deployments and drift detection.
• GitOps Workflows - Integrates with continuous delivery tools to synchronize infrastructure definitions using version-controlled repositories.
• Composition Functions - Integrates external functions to process resource definitions, enabling dynamic configuration and complex orchestration.
• Infrastructure Reconciliation Controllers - Controls the lifecycle of infrastructure by pausing updates, triggering manual reconciliations, or adjusting polling intervals.
• Unified Control Planes - Provisions and synchronizes infrastructure across different cloud providers through a unified control plane.
• Package Distribution - Bundles infrastructure definitions and logic into standard container images for versioned distribution via registries.
• Namespaced - Crossplane organizes cloud and cluster resources within specific namespaces to enable fine-grained access control and multi-tenant infrastructure management.
• Stack Templates - Groups multiple individual resources within a single composition to enable simultaneous creation of complex infrastructure stacks.
• Cloud Service Authentication - Maps service accounts to cloud provider identities to securely access external services.
• Infrastructure Automation Frameworks - Crossplane implements infrastructure automation using external code in preferred programming languages to replace static configuration templates.
• Infrastructure State Synchronization - Maintains desired state by continuously monitoring external infrastructure and automatically correcting drift.
• Developer Platforms And Control Planes - Builds cloud-native control planes for infrastructure management.
• Extension APIs - Builds custom controllers to manage external cloud resources through declarative configuration and standard API patterns.
• Infrastructure API Packaging - Bundles infrastructure definitions and business logic into container-compliant images to enable distribution and deployment.
• Image Integrity Verification - Validates package image signatures against trusted authorities to ensure supply chain integrity.
• Template Engines - Executes custom logic to dynamically generate and configure infrastructure resources.
• Resource Imports - Adopts manually created infrastructure into the control plane for declarative lifecycle management.
• Finalizer-Based Lifecycle Controllers - Uses finalizers to ensure external infrastructure is fully decommissioned before removing the corresponding resource object.
• Package Managers - Builds, installs, updates, and pushes infrastructure packages to registries to facilitate distribution and versioning.
• Dependency-Based Deletion Blocks - Blocks the removal of infrastructure components that are currently referenced by other services.
• Secret Aggregation Engines - Collects secret keys from multiple managed resources and merges them into a single unified secret.
• Infrastructure Data Propagators - Dynamically shares configuration values and connection secrets between composite and managed resources to ensure consistent state.
• Health Monitoring - Exposes the current state and availability of managed resources through status conditions and event streams.
• Connection Management - Collects sensitive connection information from multiple managed resources into a single unified secret.
• Finalizer Management - Removes finalizers from managed objects to allow deletion when automated cleanup processes hang.
• Infrastructure Configuration Stores - Crossplane stores and retrieves shared configuration data in an isolated environment to facilitate patching and state synchronization between composite and composed resources.
• Infrastructure CLI Tooling - Provides a command-line interface for interacting with and managing cloud resources and control plane configurations.
• Registry Authentication - Injects secrets into the package manager to authorize pulls from private container registries.
• Task Schedulers - Triggers infrastructure operations on a fixed timetable using cron syntax while managing concurrency and deadlines.
• Configuration Validation - Checks infrastructure definitions for errors, inconsistencies, or drift against defined policies to ensure reliable deployments.
• Infrastructure Scaling Interfaces - Exposes standard scaling interfaces on custom resources to allow capacity adjustments.
• Reconciliation Suspension Controllers - Suspends automated management of a resource to prevent unintended changes or to perform manual maintenance.
• Managed Resource Activation Restriction - Crossplane limits the set of available infrastructure resources by defining activation policies that enable only the specific types required for a given environment.
• Circuit Breakers - Implements circuit breaker mechanisms to detect and halt tight reconciliation loops that could degrade cluster performance.
• Release Automation - Integrates continuous integration pipelines with registries to build and publish infrastructure packages automatically.
• Resource Isolation - Deploys and isolates cloud resources within specific namespaces to improve multi-tenancy and security boundaries for infrastructure components.
• Resource Packaging - Bundles related resource configurations into versioned, portable units for shared infrastructure deployment.
• Cluster-Wide Protection Policies - Extends deletion protection to cluster-wide resources to prevent accidental removal of global components.
• Distributed Coordination Services - Prevents operational conflicts by electing a single active leader to manage resources across multiple replicas.
• Resource-Specific Authentication - Assigns specific authentication credentials to individual managed resources for multi-tenant access.
• External Service Authorizers - Defines credentials and connection settings for secure communication with external cloud environments.
• Secret Export Interfaces - Saves generated resource metadata into secrets for use by other applications.
• Configuration Versioning - Captures immutable snapshots of infrastructure definitions to enable controlled rollouts, canary testing, and independent versioning of resources.
• Resource Lifecycle Management - Uses finalizers to ensure external infrastructure is fully decommissioned before removing the corresponding resource object.
• Deletion Protections - Prevents the deletion of infrastructure resources by establishing dependency relationships.
• Change Tracking - Records structured logs for every creation, update, or deletion operation performed on managed infrastructure.
• Debugging and Inspection Tools - Inspects and debugs the state of composite and managed resources to identify deployment issues or configuration errors.
• Infrastructure Reconciliation Triggers - Forces an instant synchronization of a managed resource by updating a request annotation to bypass standard polling cycles.
• State-Change Triggers - Initiates automated infrastructure workflows immediately in response to state changes in managed resources.
• Provider Resource Activation - Configures which specific cloud services are enabled for use within the cluster to limit the available infrastructure surface area.
• Configuration Distribution and Sharing - Injects shared environment variables and common settings into infrastructure templates to maintain consistency across multiple resource deployments.
• Configuration Distribution Packages - Packages and deploys reusable infrastructure configurations and extensions to ensure consistent capabilities across environments.
• Infrastructure Dependency Links - Connects managed resources via selectors to ensure dependencies are satisfied during provisioning.
• Deployment Readiness - Specifies custom conditions that individual resources must satisfy to determine when the overall composite resource is ready.
• Composition Testing Tools - Renders and validates composition logic locally to verify infrastructure transformations without requiring a live connection.
• Infrastructure Troubleshooting Tools - Inspects the state and configuration of composite and managed resources to diagnose deployment issues and verify resource reconciliation.
• Kubernetes Operations Automation - Automates lifecycle management and maintenance routines for infrastructure components by triggering background processes.
• Infrastructure Pipeline Schedulers - Triggers function pipelines on a recurring timetable to automate routine infrastructure maintenance.
• Resource Visibility Filters - Filters available infrastructure resources by matching their definitions against patterns, ensuring only required resources are enabled within the cluster.
• Infrastructure Change Logs - Maintains detailed logs of all modifications made to managed resources to ensure visibility and compliance.
• Relationship Mapping Logic - Establishes explicit relationships between infrastructure components to ensure correct deletion ordering.
• Access Policy Automation - Manages and assigns necessary access permissions for infrastructure providers to ensure secure operations.
• Scope Isolation Policies - Configures whether infrastructure resources exist within a specific namespace or at the cluster level.
• Configuration Propagators - Copies configuration data between resources to ensure consistent state across infrastructure stacks.
• Workflow Automation - Executes custom logic against infrastructure resources to perform validation, health checks, or automated remediation.
• External Resource Observers - Monitors the state of existing cloud resources without modifying or deleting them, allowing for visibility into external infrastructure.
• Operational Task Automation - Runs operational tasks on a fixed timetable to ensure consistent infrastructure maintenance without manual intervention.
• Performance Monitoring - Tracks reconciliation duration, error rates, and throughput to identify performance bottlenecks in infrastructure controllers.
• Deployment Status Monitors - Tracks the synchronization and readiness state of infrastructure deployments to ensure successful provisioning.
• Resource Change Monitors - Triggers automated operations by watching for updates to any resource type, supporting namespace and label filtering.
• Infrastructure Pipeline Execution - Runs a defined sequence of functions to completion to perform infrastructure management tasks or configuration updates.

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