SystemDeveloper 

Apache Kafka integration for the Excalibur framework. Provides high-throughput message streaming with CloudEvents support.

FluentValidation integration for the Excalibur framework. Provides IValidatorResolver implementation using FluentValidation validators.

Azure Cosmos DB event store implementation for Excalibur event sourcing.

Postgres implementations for Excalibur event sourcing, including event store, snapshot store, and outbox store.

Azure Functions hosting integration for the Excalibur framework.

Consul-based leader election implementation for the Excalibur framework using session-based distributed locking.

In-memory leader election implementation for the Excalibur framework. Suitable for single-process scenarios, testing, and development.

CLI tool for managing Excalibur event sourcing database migrations. Supports SQL Server and Postgres.

SQL Server implementation of the saga pattern for Excalibur, providing durable saga state persistence with optimistic concurrency control using SQL Server as the backing store.

Security implementations for the Excalibur framework, including Argon2id password hashing.

Security abstractions for the Excalibur framework, including password hashing, key management, and cryptographic operations.

Conformance test kits for Excalibur infrastructure implementations. Provides reusable abstract test suites for IEventStore, IOutboxStore, ISagaStore, ISnapshotStore, and other provider contracts.

Roslyn analyzers for enforcing Excalibur framework namespace conventions and architectural boundaries.

AWS CloudWatch audit log exporter for the Excalibur framework. Supports CloudWatch Logs PutLogEvents for audit log ingestion.

Elasticsearch audit log exporter for the Excalibur framework. Supports the Elasticsearch Bulk API for efficient audit log ingestion.

Google Cloud Logging audit log exporter for the Excalibur framework. Supports Cloud Logging API for audit log ingestion.

Postgres audit store for the Excalibur framework. Provides tamper-evident hash-chain audit logging with Dapper and Npgsql.

Azure provider implementations for Excalibur.Dispatch.Patterns including Azure Blob Storage Claim Check pattern.

Azure security integrations for Excalibur messaging, including Azure Key Vault credential management and Azure Service Bus validation.

MessagePack serialization plugin for the Excalibur framework. Compact binary serialization with cross-language compatibility (Python, Go, Java). Ideal for polyglot environments and interoperability scenarios.