Write your JavaScript function. Hit save. It's live at a https URL. microfn is the fastest way to turn your tiny code snippets into ready-to-use cloud services. Your yes-code toolbox that's ready for whenever you just need to quickly turn an idea into something running.
Use the built-in function generator to quickly start scaffolding ideas through natural language into starting points, iterate, execute and hook them up to your favorite services.
- Compose functions, trigger them instantly (email, webhook, cron, AI), connect them to your favorite tools.
- Run automations, funnel webhooks, bridge data between services.
- Connect with MCP and let your favorite AI write and use functions as MCP tools.
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About this launch
microfn was launched by David in November 4th 2025.
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