SopKit Developer Ecosystem

Reusable JavaScript & TypeScript Libraries

Exposing SopKit's core browser utility logic as lightweight, zero-dependency, strictly-typed packages. Easily integrate them into your own Node.js, frontend, or serverless workloads.

CLI Toolv1.0.0

@sopkit/cli

An interactive, prompt-driven command-line interface to run any SopKit developer utility directly in your terminal.

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Installation

npx @sopkit/cli

Quick Start (ESM)

# Run directly without installation
npx @sopkit/cli

# Or install globally
npm install -g @sopkit/cli
sopkit

API Reference

npx @sopkit/cli

Launch the interactive utility dashboard.

npm i -g @sopkit/cli

Install globally to enable the 'sopkit' terminal command.

Encodingv1.0.0

@sopkit/base64

Full Unicode and URL-Safe Base64 encoder and decoder for both Browser and Node.js.

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Installation

npm install @sopkit/base64

Quick Start (ESM)

import { encode, decode, urlEncode, urlDecode } from "@sopkit/base64";

const encoded = encode("Hello World 🚀");
console.log(encoded); // "SGVsbG8gV29ybGQg8J+Zog=="

const decoded = decode(encoded);
console.log(decoded); // "Hello World 🚀"

API Reference

encode(input: string): string

Encodes string into standard Base64 representation (supports full UTF-8 Unicode).

decode(input: string): string

Decodes standard Base64 string back into original UTF-8 string.

urlEncode(input: string): string

Encodes into URL-safe Base64 representation (+ ➜ -, / ➜ _, strips =).

urlDecode(input: string): string

Decodes URL-safe Base64 representation.

isValid(input: string): boolean

Returns true if the input is a valid Base64 string.

Security & IDv1.0.0

@sopkit/uuid

Cryptographically secure UUID v4 (random) and v1 (timestamp) generator and validator.

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Installation

npm install @sopkit/uuid

Quick Start (ESM)

import { v4, validate, getVersion } from "@sopkit/uuid";

const id = v4(); // "f81d4fae-7dec-11d0-a765-00a0c91e6bf6"
console.log(validate(id)); // true
console.log(getVersion(id)); // 4

API Reference

v4(): string

Generates a cryptographically secure random UUID v4.

v1(): string

Generates a timestamp-based UUID v1.

validate(uuid: string): boolean

Validates if the given string is a valid UUID structure.

getVersion(uuid: string): number | null

Returns the UUID version (1-5) or null if invalid.

Text Utilityv1.0.0

@sopkit/slug

Accent-normalized, URL-safe multilingual slug generator for SEO and clean URLs.

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Installation

npm install @sopkit/slug

Quick Start (ESM)

import { slugify } from "@sopkit/slug";

const slug = slugify("Café & Résumé!", { separator: "-" });
console.log(slug); // "cafe-resume"

API Reference

slugify(text: string, options?: SlugOptions): string

Generates a clean slug (decomposes accents/diacritics, lowercase, custom separators).

isValid(slug: string, separator?: string): boolean

Returns true if string is a valid URL slug structure.

Developer Toolsv1.0.0

@sopkit/json

JSON syntax validator with line/column checks, pretty-formatting, and fast minification.

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Installation

npm install @sopkit/json

Quick Start (ESM)

import { format, minify, validate } from "@sopkit/json";

const raw = '{"name":"sopkit","status":true}';
const pretty = format(raw, { space: 4 });
console.log(pretty);

API Reference

validate(jsonStr: string): ValidationResult

Checks JSON validity. Returns parsed data or detailed syntax errors (line, column).

format(jsonStr: string, options?: FormatOptions): string

Formats (beautifies) a JSON string with customizable spaces.

minify(jsonStr: string): string

Minifies a JSON string, stripping all whitespace.

Design Utilityv1.0.0

@sopkit/color

High-performance colorspace conversion utility for HEX, RGB, and HSL formats.

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Installation

npm install @sopkit/color

Quick Start (ESM)

import { hexToRgb, rgbToHex } from "@sopkit/color";

const rgb = hexToRgb("#3b82f6"); // { r: 59, g: 130, b: 246 }
const hex = rgbToHex(59, 130, 246); // "#3b82f6"

API Reference

hexToRgb(hex: string): RGB

Converts HEX color string (3 or 6 chars, with or without #) to RGB.

rgbToHex(r, g, b): string

Converts RGB component values (0-255) to a HEX string.

rgbToHsl(r, g, b): HSL

Converts RGB component values to HSL components.

hslToRgb(h, s, l): RGB

Converts HSL component values to RGB components.

Validationv1.0.0

@sopkit/validator

Premium, ultra-fast validation library for email, URLs, domains, IP addresses, credit cards, and MAC addresses.

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Installation

npm install @sopkit/validator

Quick Start (ESM)

import { isEmail, isCreditCard } from "@sopkit/validator";

isEmail("shaswatraj3@gmail.com"); // true
isCreditCard("49927398716"); // Luhn checksum check

API Reference

isEmail(email: string): boolean

Validates whether the string is a valid email according to RFC specifications.

isUrl(url: string): boolean

Returns true if the string is a valid parseable URL link.

isDomain(domain: string): boolean

Validates if the string is a valid domain structure.

isIp(ip: string): boolean

Checks if the string is a valid IPv4 or IPv6 address.

isMacAddress(mac: string): boolean

Validates MAC address format.

isCreditCard(cardNumber: string): boolean

Validates credit cards using the Luhn checksum algorithm.

Security & Cryptov1.0.0

@sopkit/password

Premium, lightweight password generation and strength analysis library with shannon information entropy scoring.

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Installation

npm install @sopkit/password

Quick Start (ESM)

import { generate, analyze } from "@sopkit/password";

const pass = generate({ length: 16 });
const strength = analyze(pass);
console.log(strength.label); // "strong" or "very-strong"

API Reference

generate(options?: GeneratorOptions): string

Generates a secure password based on customized constraints (length, symbols, digits).

analyze(password: string): StrengthResult

Grades password strength (0-4 score), calculates bit entropy, and generates safety recommendations.

Why Choose @sopkit Over Alternatives?

A side-by-side comparison of SopKit packages against legacy industry standards.

Feature	@sopkit Ecosystem	Legacy Standard Packages
Dependencies	0 (Zero Bloat)	Varies (Often nests 3rd-party modules)
Bundle Size	Ultra-lightweight (< 2KB average)	Heavy (Often includes legacy Polyfills)
Build Formats	ESM & CommonJS (Dual-format native)	Often ESM-only or CJS-only
TypeScript Integration	100% Strict types (.d.ts inline)	Requires separate @types/ install
Unicode / Multilingual	Full standard UTF-8 support built-in	Often breaks on emojis/special characters
Central CLI Control	Available via npx @sopkit/cli	Separate tools, inconsistent interfaces

import { encode, decode, urlEncode, urlDecode } from "@sopkit/base64"; const encoded = encode("Hello World 🚀"); console.log(encoded); // "SGVsbG8gV29ybGQg8J+Zog==" const decoded = decode(encoded); console.log(decoded); // "Hello World 🚀"

Feature

@sopkit Ecosystem

Legacy Standard Packages

Dependencies

0 (Zero Bloat)

Varies (Often nests 3rd-party modules)

Bundle Size

Ultra-lightweight (< 2KB average)

Heavy (Often includes legacy Polyfills)

Build Formats

ESM & CommonJS (Dual-format native)

Often ESM-only or CJS-only

TypeScript Integration

100% Strict types (.d.ts inline)

Requires separate @types/ install

Unicode / Multilingual

Full standard UTF-8 support built-in

Often breaks on emojis/special characters

Central CLI Control

Available via npx @sopkit/cli

Separate tools, inconsistent interfaces