List of the Top 5 Development Frameworks for OpenTelemetry in 2025

Express is a versatile and lightweight framework for web applications built on Node.js, crafted to provide a rich set of features that cater to both mobile and web development. It offers developers an extensive collection of HTTP utility methods and middleware, which streamline the process of building robust APIs. By maintaining a minimalistic approach to core web application functionalities, Express ensures that developers can easily access and utilize the fundamental features of Node.js. Importantly, it does not enforce any specific database connections, granting developers the freedom to integrate with nearly any database using third-party Node modules. Furthermore, in Express, a 404 response is purposefully not classified as an error; instead, it indicates that all routes and middleware have been processed without producing a response. This distinctive treatment of 404 responses emphasizes Express’s commitment to simplicity and transparency in web application development. By concentrating on essential features and enabling developers to build on them, Express empowers users to create customized solutions that effectively address their unique requirements while also promoting an efficient development process. This approach not only enhances productivity but also encourages innovation within the developer community.

A large number of developers have harnessed the capabilities of ASP.NET 4.x to create web applications. The launch of ASP.NET Core represents a major transformation from ASP.NET 4.x, introducing architectural enhancements that result in a more efficient and modular framework. Starting with version 3.x, ASP.NET Core is designed exclusively for .NET Core, ensuring a modern development environment. The framework is mainly built around .NET Standard libraries, which guarantee compatibility for libraries developed with .NET Standard 2.0 across all .NET platforms that support this standard. By focusing on .NET Core, developers can take advantage of numerous benefits that expand with each new release. One standout feature, Tag Helpers, enables seamless integration of server-side code into the generation and rendering of HTML elements within Razor files, enhancing functionality. Moreover, the framework's built-in support for multiple data formats and content negotiation allows web APIs to effectively serve a wide range of clients, from web browsers to mobile applications. This flexibility, combined with ongoing improvements, makes ASP.NET Core an attractive option for those engaged in contemporary web development projects. Its robust features and adaptability ensure that it meets the evolving needs of developers and users alike.

Vert.x empowers users to manage a higher volume of requests while utilizing fewer resources compared to conventional frameworks that depend on blocking I/O operations. It is designed to perform effectively across diverse execution environments, including those with restrictions like virtual machines and containers. Asynchronous programming can often seem overwhelming, but our goal is to simplify the experience of using Vert.x, allowing you to maintain both accuracy and performance without compromise. By adopting Vert.x, you can increase deployment efficiency and lower expenses, avoiding unnecessary resource consumption. The platform provides a range of programming models tailored to your project’s specifications, such as callbacks, promises, futures, reactive extensions, and (Kotlin) coroutines. Unlike traditional frameworks that are rigid, Vert.x serves as a versatile toolkit, enabling easy composability and embeddability. We prioritize giving you the autonomy to create your application architecture according to your vision. You can select the ideal modules and clients, integrating them seamlessly to construct the application you desire. This adaptability empowers developers to create customized solutions that align perfectly with their individual needs while also fostering innovation in their projects.

There are no associated costs, and it functions seamlessly across various platforms. As an open-source solution, it provides a robust development environment for application creation. You can build native applications for Android, iOS, macOS, and Windows all from a single codebase. Developers have the flexibility to write .NET applications using C#, F#, or Visual Basic. Your skills, coding methodologies, and preferred libraries can be utilized in all .NET environments. For those interested in exploring the features of .NET further, there are free video resources available. The open-source aspect of .NET is significantly bolstered by community contributions, which we truly value. This collaborative approach not only promotes innovation but also encourages ongoing enhancements to the platform. Ultimately, the shared effort of many developers leads to a richer and more effective ecosystem for everyone involved.

Quarkus tailors your application to function effortlessly with both GraalVM and HotSpot, showcasing an exceptionally fast boot time and remarkably low RSS memory consumption that extends beyond just heap size. This design allows for near-instantaneous scaling and efficient memory management within container orchestration systems like Kubernetes, thanks to a strategy known as compile time boot. Quarkus provides a cohesive, enjoyable full-stack framework by harnessing a growing array of over fifty top-tier libraries that are cherished by developers. It cultivates a unified ecosystem aimed at boosting developer satisfaction through consistent configuration and easy native executable creation. With no configuration needed, instant live reload features, and simplified code that addresses 80% of typical use cases while still being flexible for the remaining 20%, Quarkus stands out for its adaptability. The collaboration between Quarkus and Kubernetes creates an ideal setup for building applications that are fast, scalable, and lightweight. In addition, Quarkus significantly boosts developer productivity with its extensive tooling, pre-built integrations, application services, and a variety of extra resources, which ultimately leads to more efficient workflows. Furthermore, Quarkus's commitment to enhancing the developer experience ensures that the application-building process remains not only effective but also enjoyable and engaging for developers at all levels.