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Heroku Support for .NET 10 LTS: What Developers Need to Know

It’s that time of year for .NET when we get a new major version and a bunch of exciting features. .NET Conf 2025 kicked off earlier today, bringing with it the release of .NET 10 , as well as ASP.NET Core 10, C# 14, and F# 10. Congrats (and a big thank you) to the .NET team and everyone who helped get .NET 10 out the door.

At Heroku, we believe you should be able to use language and framework releases when they launch, and we prepare accordingly. You can now build and run .NET 10 apps on Heroku , with…

AppLink Fundamentals III: Building with AppLink – Development Flow and Language Choices

This blog series has taken you on a journey through the world of AppLink, from its foundational concepts and core components in Heroku AppLink: Extend Salesforce with Any Programming Language , to a deep dive into its key integration patterns in AppLink Fundamentals I: AppLink Integration Patterns – Connecting Salesforce to Heroku Applications , and then we explored advanced integrations with Data Cloud, automation, and AI in AppLink Fundamentals II: Advanced AppLink Integrations – Automation & AI . Now, in this final installment, we turn our attention to the practical aspects of building with AppLink, focusing on the development workflow,…

.NET on Heroku: Now Generally Available

It’s never been a more exciting time to be a .NET developer. With .NET (formerly known as .NET Core) approaching its 10-year anniversary this November , the platform has evolved into a powerful, cross-platform ecosystem, embracing modern development practices and powering a vast array of applications.

Today, we’re thrilled to announce that .NET support on Heroku, previously in beta , is now Generally Available (GA), marking a significant milestone for .NET developers on our platform. We want to thank our beta users for their invaluable feedback, which has helped us to refine and enhance the .NET experience on Heroku.

Key…

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…

Heroku Extension for Visual Studio Code (VS Code) Now Generally Available

The Heroku Extension for Visual Studio Code (VS Code) is now generally available for all customers—VS Code is an all-in-one tool that brings Heroku’s cloud management directly to your favorite IDE. In today’s fast-paced, AI-assisted development environment, switching between code editors and deployment tools can slow innovation and product delivery. ‌This extension lets you focus on building great applications by streamlining cloud resource monitoring, one-click deployments, and add-on management, all within VS Code.

Why Visual Studio Code?

Visual Studio Code (VS Code) is one of the most popular code editors, loved by developers for its extensibility, lightweight…

.NET Support on Heroku

We’re excited to announce that official support for .NET on Heroku is entering public beta starting today. Developers can now build and deploy applications in C#, F#, and Visual Basic, using frameworks like ASP.NET Core and Blazor, all with the simplicity and flexibility of the Heroku platform.

.NET has long been one of the most requested frameworks to join Heroku’s lineup, and for good reason. Known for its power and versatility .NET enables developers to build everything from high-performance APIs to complex, full-stack web applications and scalable microservices. Now, developers can combine .NET’s capabilities with Heroku’s streamlined platform…

How a Live Tutoring Platform Helps the Working World Get Ahead

In today's global economy, English proficiency unlocks opportunity. People all over the world are motivated to improve their English skills in order to make a better life for themselves and their families. Cambly is a language education platform that helps millions of learners advance their careers by connecting them with English-speaking tutors from a similar professional background.

For many language learners, speaking is often the hardest skill to improve in a classroom setting. Conversation time is limited, and students tend to practice with each other rather than with a teacher. Some students may not have a…

Turn Your Code into Docker Images with Cloud Native Buildpacks

When we open-sourced buildpacks nearly seven years ago, we knew they would simplify the application deployment process. After a developer runs git push heroku master, a buildpack ensures the application’s dependencies and compilation steps are taken care of as part of the deploy. As previously announced , we’ve taken the same philosophies that made buildpacks so successful and applied them towards creating Cloud Native Buildpacks (CNB), a standard for turning source code into Docker images without the need for Dockerfiles. In this post, we’ll take a look at how CNBs work, how they aim to solve many of the problems…

Beyond Web and Worker: Evolution of the Modern Web App on Heroku

This is the first in a series of blog posts examining the evolution of web app architecture over the past 10 years. This post examines the forces that have driven the architectural changes and a high-level view of a new architecture. In future posts, we’ll zoom in to details of specific parts of the system. The standard web application architecture suitable for many organizations has changed drastically in the past 10 years. Back in Heroku’s early days in 2008, a standard web application architecture consisted of a web process type to respond to HTTP requests, a database to persist…

Open Sourcing oclif, the CLI Framework that Powers Our CLIs

Today we're excited to announce that we've open sourced oclif , a framework for building command line interfaces.

We built oclif to serve as the common foundation for both the Heroku and Salesforce CLIs and to abstract away the common struggles. The framework is now available to any developer for building CLIs large or small. oclif makes building CLIs more accessible by providing you with the patterns and tools to scaffold a working command line interface. It provides a structure for simple to advanced CLIs, including documentation, testing, and plugins for adding new commands.

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