Social Media & Publishingfree

Email Newsletter System with SendGrid, Google Sheets & Freemium Rate Limiting

by Gilbert OnyebuchiUpdated Aug 2026

Requires

Google Sheets

SendGrid

1/5

STEPS · 16

Starts on an incoming request

On a webhook, checks subscriber limits in Google Sheets, sends newsletters via SendGrid, and posts notifications to Telegram.

WhatsApp Group Onboarding with Automated Welcome Messages & Airtable Point System

On an incoming webhook, fetches data via HTTP, filters the response, and logs qualifying group members into Airtable.

On manual run, fetches data over HTTP, logs to Google Sheets, and publishes an Instagram post.

On a Google Calendar event, logs details to Google Sheets and publishes a LinkedIn post.