List of the Top 3 Continuous Delivery Software for Istio in 2025

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.

Flux represents a versatile and open suite of continuous and progressive delivery tools specifically designed for Kubernetes environments. The latest version of Flux brings a host of improvements that boost its adaptability and versatility. As a project nurtured by the CNCF, Flux, in conjunction with Flagger, streamlines application deployments through methods such as canary releases, feature flags, and A/B testing. It is capable of seamlessly handling any resource within Kubernetes. Its built-in functionalities enable robust management of infrastructure and workload dependencies. With the aid of automatic reconciliation, Flux supports continuous deployment (CD) and, through Flagger, facilitates progressive delivery (PD) as well. Furthermore, Flux can automate the update process by reverting changes to Git, encompassing container image updates via image scanning and patching mechanisms. It integrates effortlessly with numerous Git providers like GitHub, GitLab, and Bitbucket, and also supports s3-compatible storage as a source. Additionally, it is compatible with all leading container registries and CI workflow services. With features that include support for Kustomize, Helm, role-based access control (RBAC), and policy-driven validation tools such as OPA, Kyverno, and admission controllers, Flux guarantees that deployment workflows are both efficient and reliable. This extensive range of features not only simplifies management but also significantly bolsters operational stability in Kubernetes ecosystems, making it a vital asset for modern cloud-native development.

Lens Autopilot, developed by Mirantis, enables DevOps engineers to design CI/CD pipelines that are specifically customized for your applications, development style, and methodologies. It offers real-time monitoring and alerting capabilities, ensuring that the status of clusters and resources is continuously updated, while also providing access to logs for efficient troubleshooting and error resolution. Additionally, Lens Autopilot proactively addresses security vulnerabilities and threats through its continuous monitoring and alerting features, which seamlessly integrate with platforms like Slack or Microsoft Teams. Users can consolidate all their logs and essential metrics into a single Grafana Loki dashboard for easy access. By combining the robust functionalities of Lens with Mirantis’ exceptional professional services, Lens Autopilot provides a fully managed ZeroOps solution for organizations seeking to enhance their application delivery on Kubernetes, thereby significantly boosting their return on investment. With a commitment to excellence, Mirantis confidently guarantees the achievement of these objectives with Lens Autopilot within a span of 12 months or less, ensuring organizations can optimize their operational efficiency and security posture.