mcpv0.1.1local
Form backend that routes: one tool per Postbag API operation, plus quickstart and explain.
dev.postbag/mcpsource
Postbag is the open-source form backend built for agents. Your agent builds, wires and tests your form before you sign up. Every message is saved first, then sent to your inbox, Telegram or webhooks.
Postbag (postbag.dev) publishes 1 MCP server on the Official MCP Registry. That ranks it #916 of 16,990 companies by servers shipped, with its latest release on Aug 21, 2026.
Form backend that routes: one tool per Postbag API operation, plus quickstart and explain.