Krakend

KrakenD delivers unmatched performance for modern microservices architectures, processing over 80,000 requests per second on commodity hardware. This stateless, distributed API gateway goes beyond simple reverse-proxy functionality to provide comprehensive API management.

Key advantages include:

• Linear scalability with stateless architecture ensuring consistent performance at any scale
• Single binary deployment with GitOps-friendly configuration management
• Transparent pricing with unlimited requests and APIs across all plans
• Enterprise-grade reliability trusted by Fortune 500 companies worldwide

The platform excels at solving shared microservices concerns including API aggregation, traffic management, authentication (JWT, OAuth2, mTLS), and connectivity to diverse services like GraphQL, gRPC, Kafka, and Lambda. Built-in data transformation capabilities allow automatic protocol conversion between JSON, XML, and SOAP.

Comprehensive monitoring through OpenTelemetry integrations provides deep insights into performance and usage patterns. The OpenAPI exporter automatically generates documentation websites, while GitOps compatibility enables version-controlled configuration management.

Companies like Hepsiburada run over 800 KrakenD containers in production, highlighting its proven scalability. The combination of speed, simplicity, and comprehensive feature set makes KrakenD ideal for organizations transitioning to microservices or scaling existing API infrastructure.