JSPM

LZ77(LZSS) based compression algorithm in base62 for JavaScript

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

a collection of string related functions

Random numbers and Distributions generation

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

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

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

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

BigInt base62 codec

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

Simple base62 converter

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

Fast base encoding / decoding of any given alphabet

Base62 UUID encoder/decoder/generator (RFC4122 compliant)

Fast base encoding / decoding of any given alphabet

Simple base64 converter

Fast base encoding / decoding of any given alphabet

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

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

Fast base encoding / decoding of any given alphabet

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

A reversible base62 ID obfuscator

Transform values of abritrary size to an arbritrary base

Encode and decode strings to base62

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 to Uint8Array/Buffer

Fast base encoding / decoding of any given alphabet

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

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

Encoding to and decoding from any base

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

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

Fast, lexicographic base62 encode and decode

Library for compression and encoding of UTM parameters and tracking data

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

Basepura encoder and decoder in TypeScript

Base-xx UUID generator

Fast base encoding / decoding of any given alphabet

Create encoder/decoder for a custom numeral system.

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

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

Free basing at its finest.

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

Generate base62 pseudo-random sequence IDs

integer encode to lexicographic base62 string

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

Fast base encoding / decoding of any given alphabet

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

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.

Fast base encoding / decoding of any given alphabet

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

String Shortener

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

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

Generate base 62 uid

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

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.

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

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

JavaScript port of base62.io

Converts numbers between the duosexagesimal and decimal systems.

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

encode and decode Weibo mid

Encode and decode in any base, supports BigInt

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

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

base62 use in yuna

Internet Id (base62-encoded uuid/v4)

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

Push ID

Push ID

Fast base encoding / decoding of any given alphabet

base62

Convert string in any base.

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

Fast base encoding / decoding of any given alphabet