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onlinecybertools-mcp-server

280+ free developer & security tools as MCP tools — encoders/decoders, hashes (MD5/SHA/HMAC/bcrypt/argon2/scrypt), JWT decoder, regex tester, JSON/YAML/XML formatters, network diagnostics (ping/traceroute/dig/whois/SSL/SPF/DMARC), OSINT (IP geo, EXIF, vendor lookups), and more. Proxies to the public API at onlinecybertools.com — no auth required. Published to npm with SLSA v1 provenance.

TypeScript CloudLocal macOSWindowsLinux
★ 1 stars Last pushed 2026-06-03

Topics: Developer Tools

Connect

See the repository for installation instructions: https://github.com/Jambozx/onlinecybertools-mcp-server

Related servers

Listed in punkpeye/awesome-mcp-servers (MIT)