Launch week recap
Here’s everything we shipped during our first ever launch week.
Blog
Announcing the Subscriptions API
Today we’re announcing our new Subscriptions API. With subscriptions you can store and notify lists of recipients, and map those lists back to resources in your application.
Announcing the Knock webhook channel
Announcing a new, flexible channel type to use in your notification workflows. Introducing the Knock webhook channel.
Announcing the Schedules API
A flexible, declarative way to build recurring notifications, without having to manage cron jobs in your own codebase.
Announcing the Knock CLI and management API
Today we’re thrilled to announce a new way for building, testing, and deploying your Knock notification infrastructure, all in code. Introducing the Knock CLI and management API.
Announcing the HTTP source in Knock
Announcing a universal connector for bringing data into Knock. Use any event streaming platform to orchestrate your cross-channel notifications.
Using our One and Done library to power idempotent API requests
A look at idempotent requests, why they are important, and how to use our new One and Done library to implement them in your Elixir applications.
Announcing Knock Translations
Translations let engineering and product teams manage notification localization at global scale without incurring high amounts of notification template debt along the way.
Announcing our Segment extension and native link analytics
Manage open and link analytics in Knock and send normalized notification data to your analytics stack using Segment.
The 7 best transactional email services for developers in 2023
We take a deep-dive into the top transactional email services available to developers today.
Building a real-time commenting app with Socket.io and React
An in-depth guide that covers building a real-time commenting application using React, Socket.io and Node.js.
Comparing marketing automation platforms and notification infrastructure
A guide on when to use marketing automation platforms for your transactional messaging and when its worth using a dedicated system for transactional notifications.
Announcing our Datadog extension
Today we’re excited to announce that our Datadog extension is now generally available for all Knock customers.
Announcing our HIPAA compliance
We're excited to announce that Knock is now HIPAA compliant. Learn more about how Knock enables providers in the healthcare space to power customer engagement with our platform.
The developer's guide to notification system tooling in 2023
An in-depth look at notification systems and the ecosystem of tools, frameworks, and vendors available.
Knock 2022: A year in review
Here's what happened at Knock this year, from new production customers to what we shipped to support them. Plus, a peek at what's coming in 2023.
The product manager's guide to designing Slack notifications
A guide to understanding Slack's block kit UI framework and a few learnings for how to use it to build great Slack notifications.
The notifications you need to be enterprise-ready
The role that notifications play in enterprise-ready workflows. Learn about building powerful notification flows for enterprise customers.
How we designed our user onboarding flow at Knock
In this post we cover how we designed our onboarding experience and share helpful tips for building a strong onboarding flow for self-service products.
How to ORDER BY using the contents of a column in Postgres
How we solved a challenging customer request using Postgres.
Implementing SSO using WorkOS
How Knock used WorkOS to implement SAML 2.0 SSO quickly and efficiently in our Elixir codebase.
Implementing a usage-based billing system: integration deep dive (part 2)
A closer look at implementation details in building a usage-based billing system powered by Orb.
Announcing Knock Sources
Power your product notifications with data from your customer data platforms (CDPs), such as Segment or RudderStack, or reverse ETL platforms, such as Hightouch, Census, or Polytomic.
Announcing our GDPR certification
We're excited to announce that Knock is now GDPR certified. You can learn more in our updated privacy policy.
Six findings we rely on when managing PostgreSQL indexes
A look into how we evaluate which indexes to use and when to maximize query efficiency.
Evaluating usage-based billing providers: what engineers need to know (part 1)
A look into our experience in buying and integrating a usage-based billing provider at Knock.
How we built webhooks in Knock
A deep dive into how we built our webhooks feature using the underlying Knock notification engine and a few learnings along the way.
The five stages of the notification lifecycle
How leading product teams build and maintain notifications that delight users and drive outcomes.
Build vs buy: a guide for notification systems
A complete guide for what to consider if you're evaluating whether to build your own notification system or use a third-party vendor.
Zendoor saves engineering time and powers 80+ notification workflows with Knock
How Zendoor shipped cross-channel notifications with Knock to drive communication in their rental property marketplace.
How we onboard engineers at a devtools startup
A behind-the-scenes look at how we onboard new engineers at Knock, and the principles we use to do so.
An introduction to in-app notifications and why your product needs them
We take a deep look into different types of in-app notifications, why they're valuable for your product, and what you need to build them.
Controlling Elixir supervisors at runtime with feature flags
A look at how Knock uses Elixir and feature flags to adapt our software at runtime.
Building a batched notification engine
A deep dive on how to design and build a batched system for your product notifications.
Software Engineering Daily: Notifications Infrastructure with Chris Bell
Our CTO, Chris Bell, was recently interviewed on the popular Software Engineering Daily podcast where he discussed all things Knock.
Announcing Knock
Today we're thrilled to announce the public launch of Knock's product notifications infrastructure for developers.
VendorPM powers faster marketplace response times and drives gross merchandise volume with Knock
How VendorPM used Knock to gain visibility into their notification system and double the response rate in their marketplace.
Standard Metrics drives investor-founder collaboration and increases report compliance with Knock
How Standard Metrics used Knock's in-app feed to enable investor-founder collaboration and increase report compliance.
How we use Postgres LTrees to surface API logs
Postgres ships with the Label Tree data type. How Knock uses LTrees for fast API log search.
Announcing our SOC 2 Type 2 certification
We're thrilled to announce that we have achieved a SOC 2 Type 2 certification after recently completing our audit period.
How to design great keyboard shortcuts
How to save time for your users by choosing memorable, conflict-free keyboard shortcuts.
How we work: moving fast to ship customer value
A peek behind the curtain at Knock. How we work to optimize for shipping customer value, quickly.
The product manager's guide to collaboration notifications
How to send delightful collaboration notifications and accelerate the engagement loops in your product.
Using the Knock notification component to add an in-app feed to your product
A look into how to set up and use Knock's in-app feed component.
The three notifications you need to drive basic authentication
The role that notifications play in signup and login flows.
The three notifications you need to drive product-led growth
The role that notifications play in growth loops and a few real examples you can use in your own product.
Using Knock to power Knock's notifications
Getting meta and showing the power of Knock to build our member invite feature.
Why notifications matter
On why we started Knock.
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