Exposes 280+ free dev/security tools from onlinecybertools.com as MCP tools in one server: Base64/URL/JWT encoders, MD5/SHA/HMAC/bcrypt/argon2 hashes, JSON/YAML/XML formatters, regex tester, network diagnostics (ping/traceroute/dig/whois/SSL/SPF/DMARC), and OSINT lookups. No auth, no API key.
Server Config
{
"mcpServers": {
"octools": {
"command": "npx",
"args": [
"-y",
"onlinecybertools-mcp-server"
],
"env": {
"OCTOOLS_BASE_URL": "https://onlinecybertools.com"
}
}
}
}