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URL: https://apify.com/xsantcastx/xsantcastx-mcp-server

⇱ xsantcastx MCP Server [DEPRECATED] · Apify

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xsantcastx MCP Server

Deprecated

Pricing

Pay per usage

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xsantcastx MCP Server

Deprecated

14 developer tools for AI agents: JSON format, UUID, JWT, regex, hash, WCAG contrast, cron, and more. Zero API calls.

Pricing

Pay per usage

Rating

0.0

(0)

Developer

👁 Santiago castrillon

Santiago castrillon

Maintained by Community

Actor stats

0

Bookmarked

2

Total users

1

Monthly active users

2 months ago

Last modified

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An MCP (Model Context Protocol) server that exposes xsantcastx.com developer tools for AI agents. All tools run server-side with zero external API calls — pure Node.js computation.

Tools Available

ToolDescription
json_formatFormat, minify, validate, or analyze JSON
json_schema_generateGenerate JSON Schema from sample data (Draft 4/7/2020-12)
uuid_generateGenerate UUIDs v4 (bulk, multiple formats)
uuid_validateValidate and inspect UUID strings
base64_encodeEncode text to Base64 (standard or URL-safe)
base64_decodeDecode Base64 to text
jwt_decodeDecode JWT tokens (header, payload, expiration)
regex_testTest regex patterns with match details and groups
regex_replaceFind and replace using regex
hash_generateGenerate hashes (MD5, SHA-1, SHA-256, SHA-384, SHA-512)
hash_verifyVerify a string matches a hash (auto-detects algorithm)
color_contrastWCAG 2.1 contrast ratio checker with AA/AAA compliance
cron_parseParse cron expressions with human-readable descriptions
cron_buildBuild cron expressions from options or presets

Quick Start

Install from npm

$npminstall-g xsantcastx-mcp-server

Use with Claude Desktop

Add to your claude_desktop_config.json:

{
"mcpServers":{
"xsantcastx-tools":{
"command":"npx",
"args":["xsantcastx-mcp-server"]
}
}
}

Use with Claude Code

$claude mcp add xsantcastx-tools npx xsantcastx-mcp-server

Run locally

git clone https://github.com/xsantcastx/xsantcastx-mcp-server.git
cd xsantcastx-mcp-server
npminstall
npm run build
npm start

Development

npm run dev # Watch mode
npm run build # Compile TypeScript
npm start # Run server

Architecture

The server uses the official @modelcontextprotocol/sdk and communicates over stdio. Each tool is implemented as a pure function in src/tools/ — no external API calls, no network requests, no secrets. Everything runs locally.

src/
├── index.ts # MCP server entry point + tool registrations
└── tools/
 ├── json-formatter.ts # JSON format/minify/validate
 ├── json-schema.ts # JSON Schema generation
 ├── uuid-generator.ts # UUID v4 generation + validation
 ├── base64.ts # Base64 encode/decode
 ├── jwt-decoder.ts # JWT token inspection
 ├── regex-tester.ts # Regex testing + replacement
 ├── hash-generator.ts # Cryptographic hashing
 ├── color-contrast.ts # WCAG contrast checking
 └── cron-parser.ts # Cron expression parsing

Listing

License

MIT — xsantcastx

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