FabTally Utility Belt for Claude.ai

io.github.zvmzaretsky/utility-belt

13 deterministic agent utilities: timezone, cron, RRULE, currency, regex, diff, hashing & more.

client:Claude.ai transport:streamable-http tools:13

Install FabTally Utility Belt in Claude.ai

Settings → Connectors → Add custom connector

https://belt.fabtally.com/mcp

Claude on the web takes a remote URL and completes OAuth in the browser. For a packaged server use Claude Desktop or Claude Code instead. Claude.ai docs

What Claude.ai can do once it is connected

convert
text
hash
encode
id
regex
timezone
cron
rrule
currency
diff
jsonschema
datemath

FabTally Utility Belt in other clients

Claude Code
Claude Desktop
Cursor
VS Code
Zed
Windsurf
Cline
Gemini CLI
Grok
ChatGPT
LangChain

FabTally Utility Belt MCP server