SignUpSheet.page for ChatGPT
page.signupsheet/signupsheet
Free sign-up sheets, date polls and group cards people join from one link. No accounts, no ads.
client:ChatGPT
transport:streamable-http
tools:4
Install SignUpSheet.page in ChatGPT
Settings → Connectors → Advanced → Developer mode
https://signupsheet.page/mcpCustom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs