JSPM

Fast base encoding / decoding of any given alphabet

Converts arrays of integers from one base to another. Uses an O(N²) algorithm.

Fast base encoding / decoding of any given alphabet

Utility functions for writing type-safe catch blocks

Encode UUIDs into Base36 or any other system

A powerful hybrid ID generator that combines timestamps, machine IDs, random bits, and sequence numbers to create globally unique identifiers. Features collision prevention, Base62 encoding, and optional ID expiry tracking, ideal for distributed systems a

Fast base62 random strings

Generating random strings (cryptographically strong) for NodeJS

Base62 non-sequential url-safe UUID generator (RFC4122)

Encode a string into a base62 string. Decode a base62 string back to a decoded string. It can also code arrays of bytes.

Base-62 UUID generator

Convert and parse numbers in base62

Very fast asset hashing function for using e.g. during front-end deployments.

Arbitrary base-n conversions w/ presets for base8/16/32/36/58/62/64/83/85, support for bigints and encoding/decoding of byte arrays

A TypeScript library for working with arbitrary bases

Configurable K-sortable unique IDs, ULIDs, binary & base-N encoded, 32/48/64bit time resolutions

Yet Another Base62, first and foremost designed to encode to and decode from structured strings.

Encode & decode strings, bytes, and integers to Base62

Base-62 Random UUIDs for Node.js

LZ77(LZSS) based compression algorithm in base62 for JavaScript

Base62 encoder/decoder

Custom Base-62 Encoder in TypeScript

This library will transform the binary buffer to base62 string that used 62 character to describe any data

Encode / decode any base X to and from string or buffer

Fast base62 random strings

Base62 UUID encoder and decoder

Fast base encoding/decoding of any given alphabet

Fast base encoding / decoding of any given alphabet

Random numbers and Distributions generation

Encode, decode, and generate base-58 and base-62 identifiers. Convertible MongoDB ObjectIds!

Generate & Verify GitHub-style & npm-style Base62 Tokens

a collection of string related functions

Generate time-ordered prefixed IDs like `user_1BjQ7hVBYfRnTyNiGfX3z` and `order_2CkR8iWCZgSoUzOjHgY4A` using UUIDv7 and Base62 encoding.

Fast base encoding / decoding of any given alphabet

Base62 + big.js | Convert Strings an Numbers to Base62 without worrying about overflowing Number.MAX_SAFE_INTEGER

Fast base encoding / decoding of any given alphabet

Oriid – Ultra-Fast, Collision-Free Unique ID Generator

Base62 UUID encoder/decoder/generator (RFC4122 compliant)

Simple base62 converter

Fast base encoding / decoding of any given alphabet

Simple Covert value to binary | hex | base62 | base36 | basex | customAlphabet

Fast base encoding / decoding of any given alphabet

BigInt base62 codec

Simple base64 converter

The Qid. Quintessential Internet Id (base62-encoded uuid/v4)

Generates compact, URL-safe IDs optimized for humans and database performance. Supports random, deterministic, and sequential modes for idempotency, deduplication, and index efficiency.

Fast base encoding / decoding of any given alphabet

A reversible base62 ID obfuscator

This is a library to convert to and from any base, including custom character sets. No dependencies.

Encode and decode strings to base62

Transform values of abritrary size to an arbritrary base

[](https://www.npmjs.org/package/bs52) [](https://gitlab.com/redpelicans/bs52/pipelines)

Fast base encoding / decoding of any given alphabet

Fast base encoding / decoding of any given alphabet

Fast base encoding / decoding of any given alphabet

Fast, lexicographic base62 encode and decode

Fast base encoding / decoding of any given alphabet

Fast base encoding / decoding of any given alphabet to Uint8Array/Buffer

instead of base64, base62 (alphanumeric) encode/decode for string

Fast, lexicographic base62 encode and decode

A compact, fast, timestamp-based unique ID generator using custom epoch and Base62 encoding.

Decode/encode hex,binary,regular values in any base and Base Converter

Fast base encoding / decoding of any given alphabet

Create encoder/decoder for a custom numeral system.

Fast base encoding / decoding of any given alphabet

Library for compression and encoding of UTM parameters and tracking data

Basepura encoder and decoder in TypeScript

Deterministic and compact ID generation for API resources using pluggable hashing.

Free basing at its finest.

Command line utility for fast base encoding / decoding of any given alphabet

Base62 non-sequential url-safe UUID generator (RFC4122)

A lightweight utility for fast access to the most commonly used hashing algorithms including SHA, Blake2, and PBKDF2

Generate base 62 uid

Encoding to and decoding from any base

Fast base encoding / decoding of any given alphabet

A utility package to encode and decode generic encoding algorithms. By default base62 will be used however other encodings such as base58 or custom will be supported in future releases.

String Shortener

Generate base62 pseudo-random sequence IDs

base62 encode for crypto hash algorithms: sha1, sha224, sha256, sha384 and sha512

integer encode to lexicographic base62 string

Universal Snowflake ID generator for Node.js, Browsers, Deno, and Bun. Base62 encoded.

Generate cryptographic, alphanumeric, base62 strings of a given length.

Base62 non-sequential url-safe UUID generator (RFC4122)

A smart, structured, verifiable ID generator for Node.js

Convert string in any base.

Base-xx UUID generator

A package for encoding and decoding integers and strings using arbitrary bases and digits.

Convert [Weibo Open API](http://open.weibo.com) mid to base62 hash string.

[](https://www.npmjs.org/package/bs62) [](https://gitlab.com/redpelicans/bs62/pipelines)

Converts numbers between the duosexagesimal and decimal systems.

base62 use in yuna

Simple base converter for numeral systems which also supports custom alphabets.

Encode and decode in any base, supports BigInt

Encode your integer into base62 or generate random base62 encoding by providing required length

Generate short, reversible, pseudo-unique hashes for numeric values. Inspired by KevBurnsJr's original PHP implementation.

encode and decode Weibo mid

base62

Push ID

Fast base encoding / decoding of any given alphabet with variable length chars

JavaScript port of base62.io

Push ID

Internet Id (base62-encoded uuid/v4)

A random string and number generator, completed with crypto random capabilities.

Fast base encoding / decoding of any given alphabet

Base encoding / decoding of any given alphabet

Fast, timestamp-based, collision-safe unique ID generator with variable Base62 length (21–36 chars)

Fast base encoding / decoding of any given alphabet

Encode, decode and generate base-58/62 identifiers. Convertable MongoDB ObjectId's. Add context with prefixes!