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net.programmes/developer-tools

Official registry Search and web

65+ free in-browser developer tools (JSON, Base64, JWT, hash, regex…) callable over MCP.

Source code

Install

Add this to your client's MCP configuration (Claude Desktop: claude_desktop_config.json; Cursor: .cursor/mcp.json; VS Code and others use the same "mcpServers" shape).

Remote (streamable-http)
Claude Code 
claude mcp add --transport http developer-tools 'https://programmes.net/mcp'
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "developer-tools": {
            "type": "http",
            "url": "https://programmes.net/mcp"
        }
    }
}

Frequently asked questions

What is net.programmes/developer-tools?

65+ free in-browser developer tools (JSON, Base64, JWT, hash, regex…) callable over MCP.

How do I install net.programmes/developer-tools?

It runs as a remote server. In Claude Code: claude mcp add --transport http developer-tools 'https://programmes.net/mcp'. For other clients, paste the JSON configuration from this page into their MCP settings.

Does net.programmes/developer-tools need an API key?

Its registry entry lists no required key or secret. Some features may still need an account with the service it connects to.

Is net.programmes/developer-tools open source?

Its code is public on GitHub, but the repository does not declare a standard license.

Who maintains net.programmes/developer-tools?

It is published by setkernel. AI.tn lists it but does not maintain or endorse it.

From the official MCP Registry. Listing is not an endorsement: review a server's code and permissions before giving it access to your data.