Search overlay panel for performing site-wide searches
Salesforce (Heroku) Named a Leader. Learn More!

Engineering

Local Speed, Smooth Deploys: Heroku Adds Support for uv

Ah, another day, another deep dive into the ever-evolving world of Python development! Today, let’s talk about something near and dear to every Pythonista’s heart – managing those crucial external packages. For years, pip has been our trusty companion, the workhorse that gets the job done. But the landscape is shifting, and a new contender has entered the arena, promising speed, efficiency, and a fresh approach: uv. As a Python developer constantly striving for smoother workflows and faster iterations, the buzz around uv has definitely caught my attention. So, let’s roll up our sleeves and explore the benefits of using…

Heroku Postgres Upgrade Guide: Simplify Your Move to Version 17

If you’ve ever deployed an app on Heroku, chances are you’ve used Heroku Postgres — our fully managed, reliable, and scalable Postgres database service. It’s the backbone for millions of applications, from weekend side projects to enterprise-grade systems running in production. But Postgres, like all software, continues to evolve. With new versions released each year, you gain access to performance enhancements, critical security updates, and powerful new features. Keeping your database up to date isn’t just good practice — it’s essential for long-term stability and success. That’s why we’re thrilled to share that Postgres 17 is now available on Heroku.…

OpenTelemetry Basics on Heroku Fir

Heroku recently made the next generation platform – Fir – generally available. Fir builds on the strengths of the Cedar generation while introducing a new modern era of developer experience. Fir leverages modern cloud-native technologies to provide a seamless and performant platform. One of the goals we set out to achieve with Fir is to modernize our platform’s observability architecture. Applications being written today are becoming increasingly more distributed and complex in nature. With this increase in complexity, the need for good observability becomes critical. With solid observability practices in place, it becomes possible to gain deep insights into the…

Deploying a Simple Go/Gin Application on Heroku

The speed and efficiency of the Go programming language make it popular for backend development. Combine Go with the Gin framework—which offers a fast and minimalistic approach to building web applications—and developers can easily create high-performance APIs and web services. Whether you’re working on a personal project or building a production-ready application, Go and Gin make for an attractive stack perfectly suited for lightweight, scalable web development. Creating a Go/Gin application might seem straightforward: You write a few routes, connect a database, and spin up a local server. But when it comes to deploying your app, things can get tricky.…

Scaling Real-Time SignalR Applications on Heroku

SignalR makes it easy to add real-time functionality to .NET web applications—things like live chat, instant notifications, or interactive dashboards. But what happens when your app starts to grow? A single server can only take you so far. At some point, you’ll need to scale out. In this post, we’ll walk through what it takes to scale a SignalR app to run across multiple servers. We’ll start with the basics, then show you how to use Redis as a backplane and enable sticky sessions to keep WebSocket connections stable. And we’ll deploy it all to Heroku. If you’re curious about…

How I Improved My Productivity with Cursor and the Heroku MCP Server

Generative AI has been one incredible tool to improve my productivity not only for work but for personal projects too. I use it every day, from generating stories and images for my online role playing games to solving code and engineering problems and building awesome demos. Lately I’ve leaned into Cursor as my go‑to AI coding companion. Its inline suggestions and quick edits keep me moving without context‑switching. Connecting Cursor to my apps through the Heroku MCP Server lets me perform actions like deploying or scaling, without leaving my code editor, making AI a first class citizen in the Heroku…

How to Add the Moesif API Observability Add-On to Your Heroku Applications

With API-driven applications being increasingly common, understanding how your APIs are performing is crucial for success. That’s where the combination of Heroku and Moesif allows developers and their organizations to step up their observability game. In this blog, we will quickly examine how you can integrate Moesif with your Heroku app to begin monetizing and analyzing your API traffic. Let’s kick things off by taking a brief look at both platforms.

Using GitHub Actions with Heroku Flow for additional Security Control

Many advanced users want to use GitHub Actions with their applications on Heroku. Now there’s a straightforward way to use these great systems together, and to meet strong security and compliance requirements at the same time. A Solution for GitHub IP Range Restrictions Heroku is a powerful platform that offers robust CI/CD capabilities and secure, scalable environments for deploying applications. However, GitHub Orgs cannot be configured with Heroku IP ranges, which can be a requirement for some organizations’ security rules. While this is under consideration, we want to share an alternative that leverages GitHub Actions, Heroku’s ability to run arbitrary…

Simplifying JVM App Development with Heroku’s Buildpack Magic

Heroku’s commitment to developer productivity shines through in its powerful buildpack system. They handle the heavy lifting of building your app, letting you focus on what matters most: writing code. A prime example is the Heroku Java buildpack, a versatile tool that simplifies deploying Java applications, especially those built with popular frameworks like Spring Boot, Quarkus, and Micronaut. One of the core strengths of Heroku buildpacks is their automatic nature. They intelligently detect your application’s language and framework, fetching the necessary build tools and configuring the Heroku platform to run your app seamlessly. This means no more wrestling with server…

Heroku CLI v10: Support for Next Generation Heroku Platform

The Heroku CLI is a vital tool for developers, providing a simple, extensible way to interact with the powerful features Heroku offers. We understand the importance of keeping the CLI updated to enhance user experience and ensure stability. With the release of Heroku CLI v10, we’re excited to introduce key changes that enhance the user experience and improve compatibility with the next-generation Heroku platform. What’s New in Version 10.0.0? Heroku CLI v10 introduces several breaking changes, updates for Fir (the next-generation Heroku platform), and overall performance improvements. Here’s a breakdown of the key features: Breaking Changes Node.js 20 Upgrade: The…

Subscribe to the full-text RSS feed for Ken W. Alger.