omerkck 

Core domain primitives for the Kck framework. Provides Entity<TId>/AuditableEntity<TId>/FullEntity<TId> hierarchy, Result<T>/Error pattern, Paginate<T> pagination, domain events, and pipeline marker... More information

Provider-agnostic security contracts. Defines IHashingService (password hashing), IEncryptionService, ITokenService (JWT), ITokenBlacklistService, ISecretsManager, and IMfaProvider. Implement with Argon2, JWT,... More information

Marker interfaces for the Kck pipeline behavior system. Provides ICachableRequest, ILoggableRequest, ISecuredRequest, and ITransactionalRequest — implement on MediatR or Mediator commands/queries to opt into... More information

Provider-agnostic event-driven messaging contracts. Defines IEventBus (Publish/Subscribe), IEventHandler<TEvent>, IntegrationEvent base record, and KckEventBusBuilder for handler registration. Implement with... More information

Structured HTTP-aware exception hierarchy for the Kck framework. Provides CustomException base and concrete types (BadRequestException, NotFoundException, UnauthorizedException) with automatic HTTP status code... More information

Storage-agnostic caching contracts for the Kck framework. Defines ICacheService with stampede-safe GetOrSetAsync (64-stripe locking), prefix-based bulk invalidation, and TTL support. Implement with InMemory,... More information

Provider-agnostic email messaging contracts. Defines IEmailService and IEmailProvider with EmailMessage, EmailRecipient, and EmailAttachment models. Implement with MailKit, SendGrid, or Amazon SES providers.

Provider-agnostic persistence contracts following Repository and Unit of Work patterns. Defines IReadRepository<T,TId>, IWriteRepository<T,TId>, IUnitOfWork, dynamic filtering, and Specification pattern.... More information

Provider-agnostic observability contracts. Defines ITracingService, IMetricsService (ICounter/IHistogram/IGauge), and health check interfaces (IHealthCheck, IHealthCheckRegistrar). Implement with the... More information

Serilog structured logging integration for Kck applications. Configures compact JSON console output, PII masking enricher, and ASP.NET Core request logging. Registered via AddKckSerilog() / UseSerilog().

Provider-agnostic job scheduling contracts for the Kck framework. Defines IJobScheduler for fire-and-forget, recurring, and delayed jobs. Implement with Hangfire or Quartz providers.

Provider-agnostic localization contracts. Defines ILocalizationService for string lookup with culture support and dynamic reload. Implement with JSON or YAML resource providers.

Abstractions for permission-based authorization in the Kck framework. Defines IAuthorizationService, IPermissionChecker, and ICurrentUserProvider contracts. Implement with any auth provider.

In-process IEventBus implementation for development and testing. Dispatches integration events synchronously within the same process. Not suitable for distributed scenarios. Registered via... More information

RS256-signed JWT ITokenService using Microsoft.IdentityModel.JsonWebTokens. Supports RSA key loading from file, base64-encoded configuration, or ISecretsManager. Generates and validates access tokens with... More information

Provider-agnostic file storage contracts. Defines IFileStorageService (Upload/Download/Delete/Exists/List) with FileUploadRequest and FileMetadata models. Implement with FTP, Azure Blob, or AWS S3 providers.

Provider-agnostic document processing contracts. Defines IExcelService, ICsvExporter, and IImageProcessor for spreadsheet generation, CSV export, and image resizing. Implement with ClosedXml or ImageSharp... More information

ASP.NET Core global exception handler for Kck exceptions. Maps Kck exception types to RFC 7807 ProblemDetails responses with correct HTTP status codes via [HttpStatusCodeAttribute]. Registered via... More information

IMemoryCache-backed ICacheService implementation with key tracking and stampede-safe GetOrSetAsync (64-stripe locking). Suitable for single-instance deployments. Registered via AddKckCachingInMemory().

Provider-agnostic feature flag contracts. Defines IFeatureFlagService for checking, retrieving, and listing feature definitions with optional per-user/tenant context evaluation. Implement with InMemory or Azure... More information