Remove duplicate values from arrays using Set-based deduplication. Preserves the first occurrence of each unique value.
Generate consistent, unique shadow IDs based on input data. Combines SHA256 hashing, base62 encoding, and timestamp extraction for deterministic ID generation.
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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.
Generate URL-friendly slugs with collision detection. Automatically handles uniqueness and provides short ID generation with random padding.
Distributed locking using Redlock for Redis. Ensures atomic operations across multiple instances with automatic lock extension and retry logic.
Generate random integers within a specified range. Simple wrapper around Math.random() with inclusive bounds.
String case conversion utilities supporting multiple formats. Convert between camelCase, PascalCase, snake_case, kebab-case, and more.
Type-safe RPC server for handling remote procedure calls. Provides automatic validation, error handling, execution context tracking, and Sentry integration.
Memoization decorator that caches function results based on arguments. Returns cached results for subsequent calls with the same arguments.
Generate a unique character string suitible for use in files and URLs.
Type-safe environment variable validation. Ensure required environment variables exist and have proper types at application startup.
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.
Ensure a function is called only once, returning the cached result on subsequent calls. Useful for initialization functions or expensive operations that should run exactly once.
Comprehensive validation framework with composable validators and modifiers. Define schemas with full TypeScript support and get detailed error messages.
Generate a unique random string
Generate a unique filename for use in temporary directories or caches.
Type-safe RPC client for making remote procedure calls. Provides automatic serialization, error handling, and request memoization.
Type-safe error handling with structured error objects. Create consistent error responses with status codes, error codes, messages, hints, and descriptions.
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.
Opinionated testing utilities for Vitest configuration, environment loading, Prisma test databases, factories, and HTTP helpers.
Get geolocation information for IP addresses. Retrieves country, city, timezone, coordinates, ASN, and organization data from the geojs.io API.
Type-safe event emitter with strong typing. Define your event types upfront and get full TypeScript support for event names and payloads.
Cursor-based pagination utilities with support for Prisma and custom data providers. Provides type-safe pagination with configurable limits and ordering.