vnxvnx

@lowerdeck/anonymize-ip

Mask IP addresses for privacy compliance (GDPR, CCPA). Supports both IPv4 and IPv6 with configurable masking levels.

@lowerdeck/api-key

Create and parse structured API keys with embedded configuration. Supports versioning, type prefixes, and automatic validation for secure key management.

@lowerdeck/api-mux

Route multiplexer for API endpoints. Dispatches requests to different services based on domain, path, and HTTP method with support for fallback handlers.

@lowerdeck/base62

Base62 encoding and decoding utility for converting strings and byte arrays into URL-safe, compact representations. Useful for shortening IDs, creating readable tokens, or encoding binary data.

@lowerdeck/cache

Multi-layer caching with Redis and in-memory LRU cache. Supports tag-based invalidation, dynamic TTL, and local-only caching for optimal performance.

@lowerdeck/canonicalize

Canonicalize JSON according to RFC 8785 standard for deterministic serialization. Ensures consistent JSON representation regardless of key order, essential for signing and hashing.

@lowerdeck/case

String case conversion utilities supporting multiple formats. Convert between camelCase, PascalCase, snake_case, kebab-case, and more.

@lowerdeck/cron

Distributed cron job scheduler using BullMQ and Redis. Schedule recurring tasks with cron expressions that run reliably across multiple instances.

@lowerdeck/delay

Create a promise that resolves after a specified number of milliseconds. Useful for adding delays, timeouts, or implementing retry logic.

@lowerdeck/emitter

Type-safe event emitter with strong typing. Define your event types upfront and get full TypeScript support for event names and payloads.

@lowerdeck/encryption

Encryption utility for securely encrypting and decrypting secrets using entity-specific passwords. Uses SHA-512 for key derivation and provides a simple API for secret management.

@lowerdeck/env

Type-safe environment variable validation. Ensure required environment variables exist and have proper types at application startup.

@lowerdeck/error

Type-safe error handling with structured error objects. Create consistent error responses with status codes, error codes, messages, hints, and descriptions.

@lowerdeck/event

Event-driven architecture framework using Redis Streams. Define typed events, fire them across your system, and process them with task workers. Perfect for building scalable, decoupled microservices.

@lowerdeck/execution-context

Track and manage execution context for requests, scheduled jobs, and background tasks. Provides type-safe context objects for different execution environments with support for parent-child relationships.

@lowerdeck/flatten

Flatten nested objects and arrays into single-level key-value pairs using dot notation for objects and bracket notation for arrays.

@lowerdeck/forwarded-for

Extract client IP addresses from various HTTP headers. Handles X-Forwarded-For, X-Real-IP, CF-Connecting-IP, and custom Metorial headers.

@lowerdeck/hash

Cryptographic hash functions using Web Crypto API. Returns base62-encoded hash strings for compact, URL-safe representations.

@lowerdeck/hono

Create Hono web applications with Metorial defaults. Includes error handling for ServiceError, 404 handling, and CORS configuration.

@lowerdeck/id

Generate various types of unique IDs with prefixes. Supports sorted IDs with timestamps, unsorted random IDs, key IDs with checksums, and Snowflake-style distributed IDs.

@lowerdeck/ip-info

Get geolocation information for IP addresses. Retrieves country, city, timezone, coordinates, ASN, and organization data from the geojs.io API.

@lowerdeck/join-paths

Join URL path segments and query parameters. Handles path normalization, null/undefined filtering, and automatic query string conversion.

@lowerdeck/jwt

JWT signing and verification using the jose library. Supports HS256, RS256, and ES384 algorithms with standard JWT claims.

@lowerdeck/lock

Distributed locking using Redlock for Redis. Ensures atomic operations across multiple instances with automatic lock extension and retry logic.

@lowerdeck/memo

Memoization decorator that caches function results based on arguments. Returns cached results for subsequent calls with the same arguments.