Install Onlinecybertools in Claude Code
This server doesn't publish a package to a registry, so follow the install steps in its README. Once it runs, register it with Claude Code:
claude mcp add onlinecybertools -- <command to start the server>Frequently asked questions
What does the Onlinecybertools MCP server do?
Developer and security utilities via the onlinecybertools.com API: encoding, hashing, JWT decoding, regex testing, formatters, network diagnostics and OSINT.
Is the Onlinecybertools MCP server free?
The server is free, but you will likely need an account. The server itself is free, but it connects to a service that needs an account or API key, which may have paid tiers. Check the provider for current pricing.
Does Onlinecybertools run locally or remotely?
Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.
How do I add Onlinecybertools to Claude Code?
Follow the install steps in the project's README at https://github.com/Jambozx/onlinecybertools-mcp-server, then register it with "claude mcp add".
More developer tools MCP servers
View allPincushion Plugin
jcooley8/pincushion-plugin
Visual feedback for coding agents: stakeholders drop pins on a live app, and the agent reads each pin's selector, screenshot, DOM snippet and thread to fix it.
N8N Workflow Tester Safe
Souzix76/n8n-workflow-tester-safe
Test, score and inspect n8n workflows with config-driven test suites, two-tier scoring, execution traces and a built-in node catalog.
Pylon
pylonapi/pylon-mcp
x402 API gateway for web extraction, search, translation, image generation, screenshots, PDF and OCR, paid per call in USDC on Base.
Managed Agent Control
modus-agendi/managed-agent-control-mcp
Control Claude Managed Agents: launch agents, watch their events, reply, approve tool calls and stop them.
@imqueue
imqueue/mcp
Search @imqueue docs, scaffold typed services and clients, access the CLI and manage your service fleet.
Lisamaraventano Spine
lisamaraventano-spine/mcp-server
Underground Cultural District: developer utilities (UUID, JSON, Base64, hashing, JWT, regex, cron), creative tools and a marketplace of digital goods.