A: Formly connects directly with Google Sheets so you can connect with Google Sheets first.
Then you can connect your integrated Google Sheets with 3000+ applications (including HubSpot, ActiveCampaign, Webhook etc) using Zapier, Pabbly, Make etc.

https://help.getformly.com/en/articles/9197053-connect-with-google-sheets-and-3000-applications

https://zapier.com/apps/google-sheets/integrations/webhook
https://www.make.com/en/integrations/google-sheets/gateway
https://www.pabbly.com/connect/integrations/google-sheets/webhook-by-pabbly/

Direct integration through webhooks will be available in the future (dates to be confirmed).