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Guides, updates, and engineering.

Developer guides on email, SMS, push, and notification infrastructure. Product updates and deep dives from the Pingram team.

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From the blog

Mar 30, 2026

Send Email from Supabase Database Triggers (pg_http)

How to send emails directly from Supabase database triggers using the pg_http and pg_net extensions without Edge Functions or backend servers.

12 min read

Mar 28, 2026

Processing Incoming Emails in Node.js: Webhook Guide

Receive and process inbound emails in Node.js with Express. Parse email bodies, handle attachments, and build production-ready webhook handlers.

12 min read

Mar 27, 2026

Announcing: Multi-Number SMS Support

Send SMS notifications from multiple phone numbers. Perfect for multi-brand businesses, regional messaging, and dedicated support lines.

3 min read

Mar 26, 2026

Custom Email Notification Templates in Supabase (2026)

How to customize Supabase auth email templates, from built-in variables and custom metadata to Go template conditionals and the Send Email Hook for full control.

7 min read

Mar 17, 2026

Sending SMS to Canada: Do You Need A2P 10DLC? (2026)

A2P 10DLC is US-only, but Canadian carriers treat unregistered traffic differently. Here is what you actually need to deliver SMS to Canada reliably.

8 min read

Mar 15, 2026

A2P 10DLC Compliance Checklist for Businesses - Avoid Rejection

A complete pre-submission checklist for A2P 10DLC registration covering privacy policy, website, EIN, opt-in, and sample message requirements so your brand and campaign pass on the first try.

3 min read

Mar 14, 2026

Inbound Email Notification Webhooks (Next.js, Vercel)

Build a serverless email processing pipeline in Next.js on Vercel. Receive inbound emails as webhooks, parse content and attachments, and handle Vercel-specific limits.

10 min read

Mar 12, 2026

Supabase Auth Emails Not Arriving? Troubleshooting Guide

A systematic guide to diagnosing and fixing Supabase authentication email delivery issues, from rate limits to spam filters to magic link failures.

8 min read

Mar 11, 2026

4 Ways to Send Emails with Supabase (2026)

How to send email with Supabase: four production paths—custom SMTP (auth email), Edge Functions, database webhooks, auth hooks, plus Node.js. Covers “supabase send email” beyond the default rate limit.

14 min read

Mar 11, 2026

Send Email from Supabase Edge Functions (Deno, 2026)

Step-by-step guide to sending emails from Supabase Edge Functions using Deno and the Pingram SDK — on-demand, database webhook, and auth hook patterns.

10 min read

Mar 10, 2026

Slack Messaging API Guide (Python, 2026)

Learn Slack API send message patterns: post to channels, users, and private channels with Python using chat.postMessage, OAuth, and Slack Conversations API.

12 min read

Feb 27, 2026

Best Inbound Email Notification APIs in 2026: Pingram vs Resend vs SendGrid vs Mailgun vs Postmark

A comprehensive comparison of inbound email APIs for processing incoming emails via webhooks. Compare pricing, reliability, free tiers, and ease of setup.

10 min read

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