ToolPipe
Website: https://toolpipe.dev
API Docs: https://toolpipe.dev/docs
License: MIT
Description
ToolPipe provides 238+ free utility APIs for developers. No signup required. Covers encoding, hashing, JSON/XML formatting, DNS lookup, WHOIS, SSL checks, QR codes, PDF generation, regex testing, JWT decode, SEO analysis, web scraping, and more.
Available as both a REST API and an MCP server (@cosai-labs/toolpipe-mcp-server on npm).
This fits the developer utilities category perfectly.