Notifications Landscape

watchOS 27 Notifications: What Changed and How to Adapt Your Product Sends

Apple's watchOS 27, announced at WWDC 2026, presents Apple Watch notifications based on relevance instead of arrival time and expands contextual Smart Stack widgets. Because watch notifications mirror iPhone push, your push strategy is your watch strategy. This guide covers what product and B2B notification teams should change: setting APNs interruption levels honestly, writing glanceable payloads, routing by urgency across push, email, SMS, and in-app inbox, using widgets for status content, and handling the split audience after watchOS 27 drops Series 8, Ultra 1, and SE 2.

Your Notification Center, Your Competitive Edge

The in-app inbox is the most valuable notification surface you own. Every other channel has a gatekeeper: push, email, and SMS all run through someone else's filters. The inbox is the one surface where you set the rules. Courier Inbox ships as a drop-in component backed by a hosted API that stores messages, syncs read state across devices in real time, and integrates with your other channels. SDKs for React, Web Components, React Native, Flutter, iOS, and Android. Install it with an AI coding agent or a few lines of code. Theme it, customize the renderers, or go fully headless.

5 Best Platforms for Product Messages in 2026

Product messages are a requirement for every SaaS product, but most teams outgrow their initial setup fast. You start with one email provider, add push, then SMS, and suddenly you're maintaining multiple integrations with no shared routing, no preference management, and every copy change requires a deploy. This guide compares five platforms that solve different versions of this problem: Courier for cross-channel messaging with AI tooling, Resend for developer-friendly transactional email, Customer.io for marketing-adjacent journeys, Supabase for built-in auth emails, and Novu for open-source self-hosted infrastructure.

How to Send Notifications from an AI Agent with Courier's MCP Server

AI agents handle support tickets, monitor pipelines, run onboarding flows, and sync CRM data. When they do, someone needs to know what happened. Courier's MCP server gives agents direct access to the full notification API: send across email, push, SMS, Slack, and in-app. Check user preferences before sending. Trigger batch and digest Journeys so high-volume agents don't spam users. This guide covers MCP server setup, CLI tooling, Courier Skills for your IDE, and five real-world patterns with starter prompts.

Courier vs Customer.io: 2026 messaging platform comparison

Courier and Customer.io both send across multiple channels, but they're built for different jobs. Courier is a customer messaging platform for product teams: it turns the events and user data your app already produces into notifications across journeys, broadcasts, Inbox, preferences, and AI internationalization. Customer.io is built for marketers running profile-driven campaigns, segmentation, and A/B testing. This comparison covers pricing, workflows, in-app messaging, localization, and which one fits your use case.

Customer Engagement Platforms Are Splintered. Message Orchestration Is the Fix

Customer engagement platforms are splintered. Some are built for campaigns, others for support automation, and others treat messaging as a transactional delivery problem. The result is collisions, blind spots, and message fatigue. The highest-leverage fix is solving the lifecycle-to-product and transactional vector with a message orchestration layer: one system that routes, suppresses, prioritizes, and observes messages across channels. Think air traffic control for user communications.

Top 8 Customer Engagement Platforms for Product-Led SaaS in 2026

Comparing Courier, Iterable, OneSignal, Braze, Customer.io, Knock, Novu, and SuprSend across orchestration, developer experience, and infrastructure primitives for product-led SaaS.

What are transactional notifications? Transactional email examples, transactional push, and more.

Transactional notifications are automated messages triggered by user actions or system events, like password resets, order confirmations, and payment alerts. Unlike marketing messages, they require no opt-in and have legal protections under CAN-SPAM. This guide covers what transactional notifications are, how they work across email, SMS, and push channels, real-world examples for each, and how to stay compliant. Whether you're building your first notification system or auditing an existing one, this breakdown will help you understand what belongs in each category and how to route messages correctly.

A Resilient Notification Strategy for Regulated Industries

Notification compliance isn't a legal checklist—it's an infrastructure problem. In 2026, Reg E deadlines, HIPAA content rules, and TCPA consent requirements dictate your system architecture. This guide breaks down the engineering constraints of regulated notifications for fintech, healthcare, and insurance. Learn why hard-coded deadlines fail, how "alert without disclosing" works in practice, and why the smart escalation pattern (Push → SMS → Email) is the only way to satisfy both user urgency and regulatory documentation. Build systems that absorb complexity, not application code that breaks every time a state law changes.

Best Ways to Build Notification Infrastructure in 2026

There are seven realistic ways to build notification infrastructure in 2026: unified platforms with AI tooling (Courier), open-source self-hosting (Novu), push-first engagement (OneSignal), marketing-oriented automation (Klaviyo), best-of-breed provider stitching, cloud-native services, and building from scratch. The biggest shift this year is AI agents writing notification code alongside developers — and the platforms with MCP servers that give agents real context produce dramatically better results. This guide covers what each approach gets you, what you'll deal with, a comparison matrix, the architecture pattern that scales, and how to choose.

The Unsubscribe Paradox: Why Making It Easier to Leave Keeps People Around

Hiding the unsubscribe link doesn't keep people subscribed. It makes them mark you as spam, and spam complaints hurt your sender reputation roughly 1000x more than unsubscribes. The brands with the lowest unsubscribe rates don't achieve it by making the door hard to find. They achieve it by making people not want to leave. This guide covers the math behind why easy unsubscribes protect deliverability, how preference centers reduce list churn, and what your unsubscribe flow should actually look like.

Personalization Beyond "Hello {{firstName || "there"}}!"

Using someone's name matters, just not for the reason most teams think. It builds familiarity over time but doesn't change what people do. The teams getting real results have moved past names to sending based on what users do and when it matters to them. This guide breaks down five tiers of personalization, shows where the gains actually come from, and helps you figure out where to focus. No machine learning needed for the tiers that matter most.

The $5.9 Billion Rebuild: Why Healthcare Is Replacing Its Notification Infrastructure

The clinical alert and notification market will reach $5.9 billion by 2032, growing at 12.3% annually. That number represents hardware, software, and services combined. It also represents healthcare's admission that pagers and overhead speakers aren't enough anymore. Healthcare organizations are rebuilding how critical information moves through their systems. Regulatory pressure, workforce shortages, and value-based care economics are forcing the investment. The software layer is where outcomes are won or lost.

Introducing Courier Skills: Teaching Your AI IDE to Build Notifications Correctly

AI IDEs are great at generating plausible code, but they lack durable domain context. Courier Skills gives your AI a shared baseline for building production-ready notifications, with opinionated guidance on channels, patterns, and constraints that matter in real systems.

Customer Engagement Orchestration: How to Unify New Messaging Channels in One Platform

Customer engagement orchestration lets you manage notifications across WhatsApp, Slack, Teams, in-app inboxes, and SMS through a single API instead of maintaining separate integrations. This guide covers why B2B companies are moving to orchestration platforms, compares modern messaging channels (including Stream Chat for marketplaces), and explains how to evaluate solutions. Includes channel comparison table and guidance on when orchestration infrastructure makes sense versus building your own.

The Notification Platform Developers Choose

Most notification platforms built dashboards first and added developer tools later. Courier did the opposite. With a CLI that handles real workflows, MCP integration with setup management, typed SDKs in seven languages, and SOC 2 Type 2 certification, Courier is built for teams that ship. This isn't marketing copy: Twilio chose Courier to unify notifications across their 10M+ developer platform. LaunchDarkly uses Courier to power feature release workflows. When the companies that build developer infrastructure choose your notification platform, that says something about the technical foundation.

Vibe Coding Notifications: How to Use Courier with Cursor or Claude Code

Courier's MCP server lets AI coding tools like Cursor and Claude Code interact directly with your notification infrastructure. Unlike Knock and Novu's MCP servers that focus on API operations, Courier's includes embedded installation guides for Node, Python, Flutter, React, and other platforms. When you prompt "add Courier to my app," your AI assistant pulls accurate setup instructions rather than relying on outdated training data. OneSignal's MCP is community-maintained, not official. Courier supports 50+ providers, native Slack/Teams integration, drop-in inbox and preference components, and a free tier of 10,000 notifications/month. Configure in Cursor with "url": "https://mcp.courier.com" and "headers": { "api_key": "YOUR_KEY" }.

The Complete Guide to B2B Customer Engagement

Courier provides the notification infrastructure layer for B2B customer engagement, routing messages across email, SMS, push, in-app, Slack, and Teams based on user preferences and product events. Unlike building notification systems in-house—which takes months of engineering time for features like multi-channel routing, preference management, and delivery tracking—Courier handles this infrastructure so product teams can focus on engagement strategy. B2B customer engagement requires multiple layers: notification infrastructure (Courier), customer data platforms (Segment), product analytics (Mixpanel/Amplitude), and channel-specific tools. Companies with strong engagement programs see 15-25% churn reduction. The key is connecting product events to customer communication at the right moment through the right channel, handling complexity like multiple users per account with different notification needs across work channels.

How Top Notification Platforms Handle Quiet Hours & Delivery Windows in 2026

No platform offers per-template delivery windows in 2026—it's either per-workflow (Customer.io, Knock), per-campaign (Braze), or global settings. This comparison shows exactly how six platforms handle quiet hours and send time controls based on their documentation and API specs. Braze leads on AI timing (23% open rate lift from Intelligent Timing across their customer base). Novu is the only platform letting subscribers set their own delivery windows. Customer.io and Knock require manual workflow configuration. OneSignal's strength is push-specific optimization across 300K+ apps. Courier combines per-node flexibility with API control. Includes feature matrix, timezone handling, and frequency capping differences.

Multichannel Notification Template Management: Version Control, Migration, and Cross-Channel Previews

AI agents are reshaping how products communicate with users. By 2026, 40% of enterprise applications will embed agents that need to send notifications across email, SMS, push, Slack, Teams, and in-app channels autonomously. Managing templates across all these channels with Git-based workflows doesn't scale. This guide covers how teams handle version control and rollback for multichannel templates, which platforms enable designer collaboration without deploys, whether Figma design systems can connect to notification builders, how to migrate templates using APIs and MCP-assisted workflows, how to preview messages across channels side-by-side, open-source options that integrate with SendGrid, Twilio, Firebase, and Slack, and how to localize content from one dashboard. Platforms covered include Courier, Novu, Knock, SuprSend, Dyspatch, Email Love, and React Email, with honest assessments of limitations for each.

SMS Opt-Out Rules in 2026

TCPA consent rules changed in April 2025. Consumers can now revoke consent using any reasonable method, including keywords like "stop," "quit," "end," "revoke," "opt out," "cancel," or "unsubscribe." Businesses must honor opt-out requests within 10 business days, down from 30. The controversial "revoke all" provision, which would require opt-outs to apply across all automated messaging channels, has been delayed until January 2027 and may be eliminated entirely. SMS providers like Twilio handle delivery infrastructure and STOP keyword responses at the number level. They don't sync opt-outs to your email provider, push notification service, or in-app messaging. That cross-channel gap is your responsibility. Courier provides unified preference management that enforces user choices across SMS, email, push, and chat automatically.

Top Push Notification Platforms For Product Teams To Boost Engagement In 2026

Push notifications drive 182% higher session rates when done right. This guide evaluates 12 platforms—including Courier, OneSignal, Firebase, Braze, and CleverTap—on delivery reliability, cross-channel orchestration, and developer effort. Learn which unified notification platform eliminates vendor sprawl while giving product teams the flexibility to ship notifications in days instead of months. We compare free tiers, pricing models, and key gaps each platform has compared to unified notification infrastructure.

Customer Engagement Platform vs CRM: Key Differences Explained

A CRM stores customer data: contacts, purchases, support tickets, and pipeline. It answers "who are our customers?" A customer engagement platform (CEP) orchestrates communication across email, push, SMS, in-app, and chat. It answers "what should we tell them next?" CRMs focus on historical records. CEPs process real-time behavior and trigger messages based on actions. Most teams need both, plus a third layer: notification infrastructure for reliable multi-channel delivery. Courier bridges CEP and infrastructure by combining routing, failover, and delivery tracking with engagement features like preference management, visual templates, and in-app notification centers.

Flutter Notifications: Add In-App Inbox and Push in 10 Lines of Code

Flutter 3.38 is production-ready, but most teams still waste weeks building notification infrastructure. FCM setup, token management, inbox UI, preference centers, cross-channel state sync. Skip all of it. Add a complete notification system in 10 lines: real-time inbox, push for iOS/Android, digest batching, GDPR preferences. When users open an email, inbox messages auto-mark as read. Courier handles FCM/APNs tokens, WebSocket reconnection, and compliance. Same infrastructure Twilio uses for 10M+ developers.

Your Notifications Now Have Two Audiences: Humans and AI Agents

AI agents are now filtering, summarizing, and acting on notifications before users ever see them. In late 2024, Anthropic released the Model Context Protocol. By mid-2025, MCP had become the connective tissue for AI agents that take actions on behalf of users. Google followed with A2A. Agentic browsers like Perplexity Comet and Opera Neon started treating the web as something to navigate programmatically. Your notification strategy needs to account for machine interpretation, not just human attention.

How to Reduce Notification Fatigue: 7 Proven Product Strategies for SaaS

Notification fatigue erodes user trust and drives churn. This guide outlines seven proven product strategies to reduce notification overload while maintaining engagement.

Best Notification Infrastructure Software for 2025

Most engineering teams start with SendGrid for email. Then product wants in-app notifications. Marketing needs SMS. Support asks for Slack alerts. Before long, you're maintaining five separate integrations with no unified logic for preferences, routing, or observability. This guide compares the best notification infrastructure platforms for 2025, evaluating cross-channel orchestration, developer experience, drop-in components, and enterprise reliability. Includes head-to-head comparisons (Courier vs Knock, Courier vs Novu), real customer use cases, and guidance on when to build versus buy.

Customer Communication Platforms: What to Look for in 2026

Customer communication has evolved beyond batch-and-blast campaigns. Modern platforms must handle real-time event triggers, smart channel routing, visual journey orchestration, and compliance across multiple channels. This guide breaks down what to look for when evaluating customer communication platforms in 2026. We cover B2B customer journeys, business messaging (Slack, Teams, WhatsApp), drop-in preference centers, CDP integration, and analytics that actually help you improve. Includes comparisons of Courier, Customer.io, Braze, and infrastructure-first alternatives.

Top Platforms for Preference Management in 2025

73% of users unsubscribe from poorly targeted notifications. The problem: preference logic is scattered across marketing platforms, product notification systems, and multiple providers that don't talk to each other. Most preference tools handle marketing OR product notifications, not both. This guide compares 9 platforms for 2025, evaluating integration depth, compliance support (GDPR, CAN-SPAM, TCPA), and multi-channel capabilities across email, SMS, push, chat, and in-app. Includes SDK references, implementation examples, and MCP setup for AI-assisted configuration. Best for teams planning Q1 notification infrastructure improvements.

You’re Not GitHub. Toasts Are Probably Fine for Your App.

Toasts caught a lot of heat after GitHub removed them for accessibility reasons. But most products aren’t GitHub. With a proper notification center, toasts can still earn their place.

Customer Messaging Platforms to Watch in 2026

Customer messaging platforms are shifting from campaign-first tools to real-time, behavior-driven infrastructure. Heading into 2026, the platforms gaining ground prioritize API-first architecture, visual journey orchestration, and intelligent channel routing. Leaders include Courier (developer-first with visual Journeys and embedded components), Knock (workflow-first batching), Customer.io (behavioral automation), and Novu (open-source). Key trends to watch: AI-assisted content, cross-channel preference intelligence, and tighter CDP integration.

Stripo vs Unlayer vs Courier Create: Embedded Email Editor Comparison for SaaS Platforms

SaaS platforms often embed Stripo or Unlayer to let customers design emails, but those tools stop at content. If you need customer-owned notifications across email, SMS, push, and in-app with delivery built in, Courier Create is designed for the full job.

Developer Guide to iOS 26 Priority Notifications

iOS 18.4 and now iOS 26 Apple Intelligence changed how we interact with important alerts on the Lock Screen. This technical guide shows developers how to implement Time Sensitive notifications, Communication Notifications with SiriKit, and relevance scoring to improve engagement rates. Learn which notification content gets prioritized, how to use provider overrides with Courier's unified API, and best practices for iOS notification deployment. Includes implementation examples, Apple Developer documentation links, and FAQ for migrating from Twilio Notify before December 2025.

Pushbullet Alternative: How to Build Cross-Device Product Messages

Pushbullet proved users demand cross-device notification intelligence. Now product teams need infrastructure to build these capabilities directly into their applications. Courier provides omnichannel messaging infrastructure with cross-channel sync, intelligent routing, multi-provider failover, and consolidated digests. Deliver notifications through 50+ providers across email, SMS, push, Slack, and in-app channels. Meet user expectations with production-ready SDKs, automated workflows, and enterprise-grade reliability.

Twilio Notify End of Life: How to Migrate Safely

Twilio has announced that Twilio Notify will reach end of life on January 31, 2027, and the product has been closed to new customers since 2022. This guide explains what that means for developers and shows how to migrate to Courier, the fastest way to replace Notify while keeping Twilio, SendGrid, Segment, and WhatsApp connected.

Courier + Stream: The Future of Customer Engagement is Here

Modern apps need more than features—they need conversations and intelligent communication. Courier's omnichannel notification platform combined with Stream's real-time messaging infrastructure transforms how developers build engaging experiences. Send notifications across email, SMS, push, and in-app channels while powering real-time chat, video calls, and activity feeds. With Courier's new MCP server, implement Stream directly from your IDE using AI agents. From indie developers to enterprises, build production-ready communication features in days.

The Embedded Editor Showdown: Choosing the Right Embedded Editor for Your B2B Platform

B2B platforms do more than send messages—they help their customers communicate with theirs. Learn how an embedded notification designer like Courier Create gives every business the power to design and deliver its own branded messages at scale.

Transactional, Product, and Marketing Notifications: What Are the Differences?

Understanding the difference between transactional, product, and marketing notifications is essential for developers building notification infrastructure. Transactional notifications confirm user actions and require no opt-in. Product notifications drive feature adoption through education. Marketing notifications promote sales and require explicit consent. This guide explains the legal requirements, best practices, and when to use each notification type to build compliant systems users trust.Retry

Top 20 Notification Examples That Actually Drive Engagement

Explore 20 stellar notification examples from industry leaders like Rippling, Slack, FedEx, Crocs, Miro, Trustpilot, OpenTable, and BambooHR that actually drive engagement. From payday celebrations to healthcare reminders, these patterns showcase what makes notifications effective across email, SMS, push, and in-app channels. Courier's enterprise platform enables intelligent routing, multi-channel orchestration, and universal inbox integration to implement these proven patterns at scale.

What Most People Get Wrong About Push Notification Metrics

Push notification analytics have evolved beyond traditional engagement metrics, yet many teams still rely on outdated measurement approaches that obscure real business value. The challenge lies in applying email marketing metrics to push notifications without considering fundamental differences in user behavior and platform constraints. A notification that never gets "opened" might still drive a purchase decision or prevent user churn.

Top 5 Considerations Before Rolling Out SMS Messages

You've got notifications working. Maybe you're sending emails, or you have push notifications running. Now you're thinking about adding SMS to the mix. SMS can make a real difference when done right, but there are some important things to think through first that'll save you headaches later. This guide covers the 5 most important considerations: smart channel routing, provider flexibility, unified API management, user preference systems, and logging analytics.

When AI Needs to Talk

AI agents are transforming work by operating autonomously around the clock, but they're creating unexpected communication challenges. When MIT's AI discovered the antibiotic halicin, it sat unreviewed for months. As agents generate insights faster than humans can process them, teams face notification fatigue and approval bottlenecks. The solution isn't smarter agents—it's better infrastructure for agent-human communication that can route intelligently and maintain context.

Top 7 Push Notification Providers in 2025

Push notifications drive real-time engagement, but managing multiple providers creates integration complexity. Courier is provider-agnostic orchestration layer for Push, Email, SMS, In-App, and Chat. We evaluated 7 top push services—FCM for universal coverage, APNS for iOS reliability, MagicBell for in-app centers, plus Airship, Pusher Beams, Expo, and AWS SNS. Most apps need multiple providers like FCM + APNS + MagicBell. Instead of custom integrations, use notification orchestration for automatic failover and unified management across email, SMS, and chat channels.

Best Push Notification Services: A Complete Comparison

Push notifications are critical for modern user engagement. In this guide, we compare the best push notification platforms, from legacy tools like Airship and Firebase to modern APIs like Courier, covering features, pricing, and developer experience.

Top 6 Email Service Providers for Transactional Notifications in 2025

Comprehensive guide to the 6 best email service providers for transactional notifications in 2025. Compare SendGrid for high-volume enterprise delivery, Mailgun for developer APIs and routing control, Resend for React-based templates, AWS SES at $0.10/1000 emails for cost efficiency, Postmark with <2 second delivery for critical notifications, and SMTP for universal compatibility. Learn why most teams need multiple ESPs, how to meet new SPF/DKIM/DMARC requirements for Gmail, Yahoo, and Outlook.

How to Use Sub-Domains to Improve Email Deliverability in 2025

Email deliverability is harder than ever in 2025. This guide shows how using sub-domains can improve inbox placement and protect your most important messages.

Slack & Microsoft Teams: Notifications Have Entered the Chat

Right message, right time, right place. Your users juggle email, Slack, Teams, and mobile but context matters. Product teams are using intelligent routing so urgent alerts land in active channels. Courier makes this easy with time and context-aware routing and behavioral triggers.

How Notification Infrastructure Improves Health Outcomes

In the evolving digital health landscape, reliable notifications are key to continuity of care and patient-provider trust. From appointment reminders to real-time alerts, discover how Courier's API empowers healthcare innovations with secure, scalable communication.

Twilio Notify EOL: Why Twilio Chose Courier (And Why You Should Too)

Twilio Notify reaches end-of-life on December 31, 2025, leaving users with a choice to make about alternatives. Twilio itself has transitioned to Courier, recognizing it as the superior solution for multi-channel messaging and advanced notification management. Here’s why Courier stands out as the best alternative, and how you can smoothly migrate your notifications without disruption using our detailed, step-by-step migration guide.

Why Workforce Platforms Need Multi-Channel Notifications

Email isn’t enough. Today’s workforce is distributed, mobile, and diverse. Learn how multi-channel notifications help you reach every worker, on every channel.

The Modern Embedded Editor: Why SaaS Needs More Than Email

Embedded email editors only solve part of the problem. Courier Create gives SaaS platforms a complete solution — multi-channel design, integrated delivery, and per-tenant control — all right inside your app.

Data Residency for Notification Infrastructure: Complete Compliance Guide

Data residency isn’t just a legal checkbox—it’s a foundation for secure, performant, and compliant notifications. Learn how Courier helps teams meet regional data laws like GDPR, HIPAA, and Japan’s APPI by offering fully isolated infrastructure in the US, EU, and beyond.

How Multichannel Notifications Reduce SaaS Churn and Boost Engagement

Keeping SaaS users engaged is key to reducing churn. Multichannel notifications—via email, SMS, push, Slack, and more—help re-engage dormant users, guide them through onboarding, and highlight key features. The right message, delivered at the right time, ensures users stay active and see the value of your product.

Rethinking Push and In-App Notifications: What B2B Can Learn from B2C

Most B2B products rely on push notifications alone, treating them as transactional alerts. But B2C companies like Airbnb and Starbucks have already figured out a better way—combining push for real-time engagement with an in-app inbox for persistence and organization. This playbook isn’t just for consumer apps; B2B can benefit, too. Here’s how to bring the best of B2C notifications into your product.

📣 How Twilio Used Courier to Unify Notifications for 10 Million Developers

Twilio, a leader in customer engagement, faced challenges scaling notifications for 10 million developers. Discover how Courier helped them unify workflows, deliver real-time updates, and enhance the developer experience at scale.

The Product Manager's Guide To Building Notification Systems: Decoupling Templates From Code

This is part 2 of a 5 part series. In this article, we explain how decoupling notifications from your application’s codebase can help make notification projects less complex and less risky for product teams.

The Sub-prime Crisis of Notifications

There is a direct connection between all the unnecessary notifications you get on your phone and the sub-prime financial crisis of 2008: lack of accountability for bad behavior.

Build vs Buy: The “to be or not to be” of Tech

In her talk, Nallapeta described the “7 C’s” she considers when making this decision between build vs buy and shared her experience in implementing this process while developing Apartment List.

3 Types of User Communication APIs and When to Use Them

If you’re an engineer who’s been tasked with planning out your application’s communication strategy, this post will help you map out the landscape. You’ll come away understanding the three core types of user communication APIs and in which circumstances you should use them to create the best possible end-user experience.

Why Student Engineers Should Buy Into the Hype Around Serverless

Serverless architecture is relatively new, yet many startup developers prefer building their foundation on with a Serverless framework. But what's with the hype? What makes developers trust Serverless to the point that companies are willing to spend their resources to rewire their entire backend infrastructure to host their products on platforms like AWS, GCP, or Azure?

How to Use Notifications to Build a Game in 36 Hours

Matt Gaber, a recent grad from UMD, built a game using Courier at the 2021 Bitcamp Hackathon. Let's dive into how he got the idea for Package person, how he built it with Courier as a part of his suite of tools, and his reflections on the project.

From MVP to Production Ready With Serverless

In this post, we explore how we use Serverless at Courier, review some Serverless basics, and explore how Serverless has empowered our team to accomplish more with less.

Best of Courier at Hackabull 2021: Speed Friender

After attending our workshop at Hackabull 2021 on setting up an application with Twitch, Discord, and Courier, two UVA students applied the knowledge by building Speed Friender.

Transactional Email Templates: What Makes Them Effective Plus Six Examples to Learn From

Transactional emails have higher engagement rates than traditional marketing emails and most recipients find them to be the most valuable type of message in their inbox. Here, we explore what makes a great transactional email and offer a few examples.

Your In-depth Guide to Email Notification Services

Building an email notification system is like an iceberg: It looks small and manageable, but there is a lot of nastiness hidden under the water. Thankfully, with the right approach and tools, it can be relatively painless to quickly create a scalable email notification service.

How Top Fintech Startups Engage Users

Observations from interviews with over 50 Fintech CTOs, VPEs, CPOs, and managers on notifications.