Session management, JWT verification, and role-based access control primitives.

Streaming ETL transforms with backpressure handling and schema validation.

Accessible, composable React components following the cODIUM design system.

Type-safe SQL query composition with automatic parameterization and explain plans.

In-process pub/sub with async delivery guarantees and dead-letter queue support.

Runtime schema validation with Zod integration and human-readable error reporting.

Token bucket and sliding window rate limiting with Redis or in-memory backends.

OpenTelemetry-compatible tracing, metrics, and structured logging with zero config.

Multi-tier caching with TTL, LRU eviction, and cache invalidation patterns.