Model Context Protocol

FindUtils MCP Server

95 developer utilities. One config line. Works instantly with Claude Desktop, Cursor, Claude Code, and any MCP-compatible AI client.

Tools

Free

Forever

0ms

Setup

Copy Config REST API Docs

Claude Desktop Claude Code Cursor Windsurf ChatGPT Any MCP Client

Quick Start

Three ways to connect. Pick the one that fits your workflow.

Claude Desktop

Add to claude_desktop_config.json:

{
  "mcpServers": {
    "findutils": {
      "url": "https://mcp.findutils.com/"
    }
  }
}

Claude Code CLI

Run in your terminal:

claude mcp add findutils \
  --transport http \
  https://mcp.findutils.com/

Verify with: claude mcp list

Any MCP Client

Streamable HTTP transport:

Server URL:
https://mcp.findutils.com/

Transport: Streamable HTTP
Protocol:  JSON-RPC 2.0

Works with Cursor, Windsurf, Cline, and more.

95 Tools Ready to Use

Every tool is available the moment you connect. Ask your AI to use any of them by name.

Encoding & Crypto

Base64 Encode

Encode text to Base64

Base64 Decode

Decode Base64 to text

Base32 Encode

RFC 4648 base32 encoder

Base32 Decode

Decode RFC 4648 base32

URL Encode

Percent-encode for URLs

URL Decode

Decode percent-encoded strings

Hex Encode

UTF-8 text to hexadecimal

Hex Decode

Hex back to UTF-8 text

HTML Entity Encode

Named or numeric HTML entities

HTML Entity Decode

Decode named/decimal/hex entities

ROT13

Self-inverse Caesar cipher

Hash Generator

MD5, SHA-1, SHA-256, SHA-512

HMAC Generator

HMAC-SHA-256/512 signatures

JWT Decoder

Decode and inspect JWT tokens

String Escape

Escape/unescape JSON, HTML, URL, regex

Generators

UUID Generator

Generate UUID v4 values

ULID Generator

Lexicographically sortable IDs

NanoID Generator

URL-safe short IDs

Password Generator

Cryptographically secure passwords

Random Number

Random integers or floats in range

Random String

Random strings from charset

Lorem Ipsum

Placeholder text generator

Slug Generator

URL-friendly slugs from text

Slugify (i18n)

Locale-aware diacritic handling

QR Code (Text)

QR codes as ASCII art

Text Processing

Case Converter

camelCase, snake_case, kebab-case, etc.

Word Counter

Words, chars, sentences, reading time

Text Statistics

Flesch + Flesch-Kincaid readability

Reading Time

Words per minute estimate

Text Reverse

Reverse characters, words, or lines

Text Truncate

Truncate with ellipsis

Text Repeat

Repeat string N times

Text Diff

LCS line diff, unified output

Levenshtein Distance

Edit distance + similarity

Palindrome Check

Strict or relaxed mode

Whitespace Cleaner

Trim, collapse, normalize

Line Sort

Sort lines alpha, numeric, or by length

Line Dedupe

Remove duplicate lines

Regex Tester

Test regex with match groups

HTML to Markdown

Minimal HTML → Markdown converter

Data Conversion

CSV to JSON

Convert CSV to JSON array

JSON to CSV

Convert JSON array to CSV

TSV to CSV

Tab-separated → RFC 4180 CSV

Markdown to HTML

Render Markdown as HTML

HTML Strip

Strip tags to plain text

XML to JSON

Parse XML documents to JSON

JSON to XML

Convert JSON → XML with root

YAML to JSON

Convert YAML to JSON

JSON Formatter

Pretty-print JSON

JSON Validator

Validate and report errors

JSON Flatten

Nested to dot-notation

JSON Unflatten

Dot-notation to nested

JSON Query

Query with dot-notation path

JSON to MD Table

Object array → GFM table

Query String Parse

URL query → object

Query String Build

Object → URL query

Numbers & Units

Unit Converter

Length, weight, temp, volume, speed

Temperature Convert

C / F / K / R round-trip

Color Converter

HEX, RGB, HSL, HSV

Number Base

Binary, octal, decimal, hex

Percentage Calc

X% of Y, % change, what %

GCD / LCM

Euclidean GCD + LCM

Prime Check

Primality + factorisation

Morse Code

Text to/from Morse code

Roman Numerals

Arabic to/from Roman

Date & Time

Unix Timestamp

Convert to/from Unix timestamps

Date Difference

Days, hours, minutes between dates

Age Calculator

DOB → years / months / days

Timezone Convert

IANA zones via Intl DB

Cron Describe

Cron expression to plain English

Validation

IP Validator

Validate IPv4/IPv6 addresses

Email Validator

Validate email format

Credit Card Validator

Luhn check + card type

URL Validator

Well-formed + https-only check

URL Parse

Protocol / host / path / query

Phone Formatter

Normalise to E.164

Password Strength

Entropy-based score + feedback

WCAG Contrast

AA/AAA ratio for normal/large text

Developer Tools

Chmod Calculator

Octal to symbolic notation

CIDR Calculator

Subnet range, hosts, broadcast

Cloudflare Cost

Workers/D1/R2/KV/DO estimate

Invoice PDF

Generate a PDF invoice

Workflow Run

Chain N tool calls in one round-trip

A2UI Spec

Official A2UI protocol documentation

A2UI Basic Catalog

A2UI component catalog

A2UI Examples

Curated A2UI JSONL examples

A2UI Validate

Lint an A2UI JSONL payload

A2UI Diff

Structural diff of two payloads

A2UI Prompt

Drop-in LLM system prompt

Calculators

BMI Calculator

BMI from height and weight

Tip Calculator

Tip, total, per-person split

Aspect Ratio

Calculate or scale dimensions

Compound Interest

Growth with contributions

Mortgage Calculator

Amortisation + totals

Loan Calculator

Extra payment impact

See It in Action

Here is what happens when Claude uses FindUtils MCP tools.

MCP Conversation

User: Generate a SHA-256 hash of "hello world"

Tool Call: hash_generate

{"text": "hello world", "algorithm": "SHA-256"}

Result

{"hash": "b94d27b9934d3e08a52e52d7da7dabfac484efe37a5380ee9088f7ace2efcde9"}

Claude: The SHA-256 hash of "hello world" is:

b94d27b9934d3e08a52e52d7da7dabfac484efe37a5380ee9088f7ace2efcde9

Protocol Details

Transport

Streamable HTTP

Protocol

JSON-RPC 2.0

Batch

Batch up to 50 calls

Schema

Full JSON Schema for every tool

Free & Open

No API keys. No accounts. No rate limit surprises. Connect and start building.

MCP Tools

None

Auth Required

Free

Cost

99.9%

Uptime

Start Using FindUtils MCP

One config line. 95 tools. Every major AI client supported.

API Documentation

Full parameter reference, code examples in 4 languages, and OpenAPI spec.

Read the Docs →

Prefer REST?

50+ tools available as REST endpoints. Same free tier, works from any HTTP client.

View REST API →