List of the Top 7 On-Prem API Gateways in 2025

Designed for optimal performance and effective resource management, KrakenD is capable of handling an impressive 70,000 requests per second with just a single instance. Its stateless architecture promotes effortless scalability, eliminating the challenges associated with database maintenance or node synchronization. When it comes to features, KrakenD excels as a versatile solution. It supports a variety of protocols and API specifications, providing detailed access control, data transformation, and caching options. An exceptional aspect of its functionality is the Backend For Frontend pattern, which harmonizes multiple API requests into a unified response, thereby enhancing the client experience. On the security side, KrakenD adheres to OWASP standards and is agnostic to data types, facilitating compliance with various regulations. Its user-friendly nature is bolstered by a declarative configuration and seamless integration with third-party tools. Furthermore, with its community-driven open-source edition and clear pricing structure, KrakenD stands out as the preferred API Gateway for enterprises that prioritize both performance and scalability without compromise, making it a vital asset in today's digital landscape.

Effortlessly manage APIs across both cloud-based and on-premises environments: In addition to utilizing Azure, establish API gateways that work in tandem with APIs deployed across various cloud services and local infrastructures to optimize API traffic flow. It is crucial to uphold security and compliance standards while ensuring a unified management experience and full visibility over all APIs, both internal and external. Speed up your operations through integrated API management: Modern businesses are increasingly adopting API frameworks to drive their growth. Streamline your workflows in hybrid and multi-cloud environments by using a centralized platform to oversee all your APIs effectively. Protect your resources diligently: Exercise the option to selectively grant access to data and services for employees, partners, and clients by implementing measures for authentication, authorization, and usage limitations. This approach not only helps maintain tight control over access but also fosters collaboration and efficient interactions, thereby enhancing overall operational effectiveness. Ultimately, a robust API management strategy can be a key driver of innovation and efficiency within an organization.

Ambassador Edge Stack serves as a Kubernetes-native API Gateway that delivers ease of use, robust security, and the capability to scale for extensive Kubernetes environments globally. It simplifies the process of securing microservices by offering a comprehensive suite of security features, which encompass automatic TLS, authentication, and rate limiting, along with optional WAF integration. Additionally, it facilitates fine-grained access control, allowing for precise management of user permissions. This API Gateway functions as an ingress controller based on Kubernetes, and it accommodates an extensive array of protocols, such as gRPC, gRPC Web, and TLS termination, while also providing traffic management controls that help maintain resource availability and optimize performance. Overall, Ambassador Edge Stack is designed to meet the complex needs of modern cloud-native applications.

To evolve into facilitators instead of hindrances, many IT departments are embracing integration platforms that enable users to take charge of their projects autonomously, minimizing their reliance on IT staff. Faced with obstacles such as budget constraints, a challenging migration to the cloud, and an overwhelming number of pending projects, IT is experiencing unprecedented demands. By adopting solutions that promote user-driven project execution, IT organizations can transition from being perceived as impediments to becoming essential assets. The Axway Amplify Platform exemplifies a robust enterprise integration solution tailored to ease integration challenges, maintain IT governance, and effectively scale operations. This platform empowers teams to move away from redundant, temporary integrations, allowing them to focus on developing reusable integrations that serve a wider audience of internal and external stakeholders. Furthermore, by migrating traditional on-premises integration systems to the cloud or enhancing them through hybrid models, organizations stand to realize significant cost savings and improved scalability, ultimately meeting the evolving requirements of contemporary businesses. This shift not only streamlines processes but also fosters innovation within the organization, enabling a more agile response to market demands.

Every API platform is capable of overseeing the entire API lifecycle, facilitating digital transformation, and maintaining compliance. As organizations strive to enhance their connections with both customers and partners, the importance of API management within the realm of digital transformation continues to grow. Akana serves as a comprehensive API management solution that effectively governs APIs from inception to retirement. It empowers users to design, implement, secure, oversee, monitor, and publish APIs with ease. This tool is particularly advantageous for large, varied enterprises and those with extensive federated API partner networks. It offers deployment options that cater to on-premises and multi-cloud environments, while also providing a secure, no-code portal for customers to utilize. Furthermore, customizable analytic reports enable businesses to gain in-depth insights from their API traffic, fostering informed decision-making. Additionally, targeted developer portals facilitate community engagement and management, enhancing collaboration and innovation.

Traefik Enterprise Edition, known as TraefikEE, serves as a cloud-native load balancer and Kubernetes Ingress controller, designed to streamline the intricate networking demands faced by application teams. Built upon the foundation of the open-source Traefik, TraefikEE introduces unique features focused on distributed systems and high availability, making it ideal for production environments with its premium bundled support. This edition allows for clustered setups by segmenting the system into controllers and proxies, thereby enhancing security, scalability, and overall availability. You can deploy applications seamlessly in various environments, whether on-premises or within the cloud. Additionally, it integrates effortlessly with leading infrastructure tools, ensuring a smooth operational experience. The dynamic and automated capabilities of TraefikEE not only save time but also maintain consistency in deploying, managing, and scaling applications. By offering developers enhanced visibility and control over their services, TraefikEE significantly boosts the efficiency of application development and delivery processes, ultimately leading to higher productivity and faster time-to-market. Furthermore, its robust architecture allows organizations to adapt to changing requirements without compromising performance or security.

Lura is a versatile and high-performance API Gateway framework that is both extendable and stateless, making it suitable for use in cloud-native and on-premises settings alike. In the realm of REST APIs, especially within microservices architectures, users frequently find themselves needing to communicate with backend services that may not have been initially designed to cater to the user interface requirements. While this communication model proves advantageous, it can also lead to heightened complexity and increased challenges for UI consumers due to the diverse sizes and formats of responses from various microservices. Lura acts as an effective intermediary between clients and source servers, streamlining interactions by providing only the critical information necessary for the UI. By consolidating data from multiple sources into unified endpoints, it allows users to organize, wrap, transform, and simplify responses as needed. In addition, the framework is equipped with strong support for a variety of middlewares and plugins that can further enhance its capabilities, such as integrating Oauth for authentication and implementing extra security protocols. With Lura in place, developers can optimize their API interactions, significantly alleviating the burden on front-end applications and improving overall efficiency. Ultimately, Lura empowers teams to focus on delivering exceptional user experiences without getting bogged down by the intricacies of back-end services.