Join URL path segments and query parameters. Handles path normalization, null/undefined filtering, and automatic query string conversion.
Convert Windows backslash paths to slash paths
Join paths and globs.
walk paths fast and efficiently
Create a proxy object for method interception and routing. Useful for building RPC-style clients where property access and method calls are captured and forwarded.
Generate consistent, unique shadow IDs based on input data. Combines SHA256 hashing, base62 encoding, and timestamp extraction for deterministic ID generation.
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.
Load node modules according to tsconfig paths, in run-time or via API.
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.
Type-safe RPC client for making remote procedure calls. Provides automatic serialization, error handling, and request memoization.
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.
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.
Shared OpenTelemetry bootstrap and execution-context trace fallback helpers.
Get paths for storing things like data, config, cache, etc
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 URL-friendly slugs with collision detection. Automatically handles uniqueness and provides short ID generation with random padding.
Get geolocation information for IP addresses. Retrieves country, city, timezone, coordinates, ASN, and organization data from the geojs.io API.
Get the first path that exists on disk of multiple paths
Type-safe event emitter with strong typing. Define your event types upfront and get full TypeScript support for event names and payloads.
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.