Alternatives to WSO2 API Manager
Open-source, full-lifecycle API management platform.
WSO2 API Manager ranks #4 of 8 in API gateways, with an Alt Score of 100. It is licensed under Apache-2.0, open source with paid hosting from Free and available on the web. 13 of 13 checklist rows are verified against a public source.
WSO2 API Manager is an open-source, full-lifecycle API management platform for creating, publishing, securing, and monetizing APIs; self-hosted or as SaaS (Choreo/Bijira).
WSO2 API Manager is built for platform engineering and API teams at enterprises that need to design, secure, publish, and govern APIs across on-premise, hybrid, and Kubernetes environments without vendor lock-in.
A complete, Apache-2.0 open-source API management platform covering API design and lifecycle management, an API Gateway (classic or the newer Envoy-based/Kubernetes-native APK gateway), a Developer Portal for API discovery and subscription, OAuth2/JWT/API-key security with threat protection, rate limiting and throttling, and a built-in API Analytics dashboard.
Teams self-host WSO2 API Manager on their own servers, bare metal, cloud, or Kubernetes cluster (or consume it as managed SaaS via WSO2's Choreo/Bijira cloud), design REST, GraphQL, gRPC, WebSocket, and AI/MCP APIs through the Publisher web app, secure and rate-limit them with built-in policies, expose them to consumers via the Developer Portal, and manage deployments declaratively through the apictl CLI or Kubernetes CRDs for CI/CD and GitOps pipelines.
Why people leave WSO2 API Manager
Dashed reasons are sourced facts; the rest are opinions. Vendors can dispute.
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Ranked alternatives
Ordered by Alt Score. Click any score to see the breakdown.
Gravitee is an open-source API management platform with an event-native gateway supporting REST, GraphQL, gRPC, and async APIs, plus access management and a developer portal.
Kong is an open-source, cloud-native API gateway and management platform for routing, securing, and observing APIs and microservices, with a large plugin ecosystem.
Tyk is an open-source API gateway and full lifecycle management platform with a developer portal, analytics, and support for REST, GraphQL, and gRPC.
Apigee is Google Cloud API management platform for designing, securing, publishing, monetizing, and analyzing APIs at enterprise scale.
KrakenD is a high-performance, stateless open-source API gateway that aggregates and transforms backend services through declarative configuration.
Traefik Hub is an API management and gateway platform built on Traefik Proxy, offering Kubernetes-native ingress, API security, and a developer portal.
Feature comparison
Rows come from the API gateways checklist (17 rows). Human-verified cells only. ? means the value has not been verified.
| API gateways checklist | WSO2 API Manager | Gravitee | Kong | Tyk | Apigee | KrakenD |
|---|---|---|---|---|---|---|
| Pricing model | ||||||
| Starts at | ||||||
| License | ||||||
| Platforms | ||||||
| Open source | ||||||
| Self-hostable | ||||||
| Managed / SaaS option | ||||||
| Rate limiting & throttling | ||||||
| Authentication (OAuth/JWT/API keys) | ||||||
| Developer portal | ||||||
| Plugin / extension ecosystem | ||||||
| Kubernetes-native / ingress | ||||||
| GraphQL support | ||||||
| gRPC support | ||||||
| Analytics & monitoring | ||||||
| Declarative / GitOps config | ||||||
| WAF / security policies |
Every fact and feature listed for WSO2 API Manager is verified against its own pages. Each alternative is sourced on its own page.
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License Apache-2.0 verified 2026-07-17
The product-apim repository LICENSE file is the standard Apache License 2.0 text; the GitHub README also badges the project as Apache 2.0.
Apache License Version 2.0, January 2004
https://raw.githubusercontent.com/wso2/product-apim/master/LICENSE -
Pricing model OSS + paid hosting verified 2026-07-17
WSO2 API Manager itself is free, Apache-2.0 licensed open-source software; the paid subscription (see https://wso2.com/subscription/) covers production support, updates, and vulnerability monitoring,
You can take advantage of a WSO2 on-prem product subscription for the full range of software product benefits needed in your enterprise, like expert support, continuous product updates, vulnerability
https://raw.githubusercontent.com/wso2/product-apim/master/README.md -
Starts at Free verified 2026-07-17
The software is free and open source (Apache-2.0, self-hostable at no cost). WSO2's on-prem subscription (for commercial support/updates) does not disclose public pricing on the subscription page — it
WSO2 offers a subscription for our on-prem products
https://wso2.com/subscription/ -
Platforms Web verified 2026-07-17
WSO2 API Manager is server software (self-hosted or via Choreo/Bijira SaaS) administered and consumed entirely through web browser applications (Publisher, Developer Portal, Admin Portal); there is no
API Publisher web application is running at: https://localhost:9443/publisher ... Developer Portal web application is running at: - https://localhost:9443/devportal
https://raw.githubusercontent.com/wso2/product-apim/master/README.md -
Status active verified 2026-07-17
v4.7.0 was published 2026-04-29 per the GitHub Releases API, following v4.6.0 (Nov 2024); the project ships regular major/minor releases and continues active development (e.g. the new Envoy-based API
WSO2 API Manager 4.7.0 Released!
https://github.com/wso2/product-apim/releases/tag/v4.7.0 -
Open source Yes verified 2026-07-17
WSO2 API Manager is a fully open-source API management platform.
https://apim.docs.wso2.com/en/4.5.0/get-started/overview/ -
Self-hostable Yes verified 2026-07-17
Confirmed also by the GitHub README installation steps: extract the release zip and run api-manager.sh/api-manager.bat on your own server.
Deploy directly to your own servers, bare metal, cloud, or Kubernetes environment. Your data never leaves your perimeter.
https://wso2.com/api-manager/ -
Managed / SaaS option Yes verified 2026-07-17
WSO2's managed SaaS offerings for API management are branded Choreo and Bijira (Bijira quoted here); a "99.95% SLA with automated failover" is also stated on this page.
Get started in minutes on WSO2's cloud
https://wso2.com/api-manager/ -
Rate limiting & throttling Yes verified 2026-07-17
Rate limiting allows you to limit the number of successful hits to an API during a given period, typically in cases such as the following: To protect your APIs from common types of security attacks su
https://apim.docs.wso2.com/en/4.5.0/manage-apis/design/rate-limiting/introducing-throttling-use-cases/ -
Authentication (OAuth/JWT/API keys) Yes verified 2026-07-17
WSO2 API Manager also supports plain API key authentication; see https://apim.docs.wso2.com/en/4.5.0/manage-apis/design/api-security/api-authentication/secure-apis-using-api-keys/ ("An API key is the
WSO2 API Manager supports the use of self-contained and signed JWT formatted OAuth2.0 access tokens as API credentials.
https://apim.docs.wso2.com/en/4.5.0/manage-apis/design/api-security/oauth2/access-token-types/jwt-tokens/ -
Developer portal Yes verified 2026-07-17
The API Developer Portal includes a text-full search engine that helps your customers find APIs easily.
https://apim.docs.wso2.com/en/4.5.0/get-started/overview/ -
Plugin / extension ecosystem Yes verified 2026-07-17
It presents user-friendly extension opportunities to tailor authenticators, policies, mediations, API lifecycles, workflows, portals, and login pages to your specific needs.
https://raw.githubusercontent.com/wso2/product-apim/master/README.md -
Kubernetes-native / ingress Yes verified 2026-07-17
WSO2 APK (API Platform for Kubernetes) is WSO2's dedicated Kubernetes-native gateway product within the API Manager family, referenced directly from the product-apim README ("we recommend you check ou
WSO2 Kubernetes Gateway is an open-source platform for providing complete API Management capabilities on top of the Kubernetes cluster management platform.
https://apk.docs.wso2.com/en/latest/about-apk/architecture/ -
GraphQL support Yes verified 2026-07-17
This is the WSO2 API Manager documentation page for designing and publishing GraphQL APIs using an SDL schema.
GraphQL, which has been developed by Facebook, is a data query language for APIs. When using GraphQL, users can explicitly specify as to what data they need from an API.
https://apim.docs.wso2.com/en/latest/api-design-manage/design/create-api/create-a-graphql-api/ -
gRPC support Yes verified 2026-07-17
WSO2's Kubernetes-native gateway (APK) also explicitly documents gRPC API support: "Currently, WSO2 Kubernetes Gateway supports REST APIs, GraphQL APIs and gRPC APIs." (https://apk.docs.wso2.com/en/la
Handle REST, GraphQL, gRPC, WebSockets, Webhooks, MCP, and LLM traffic from a single platform.
https://wso2.com/api-manager/ -
Analytics & monitoring Yes verified 2026-07-17
WSO2 API Managers API Analytics Dashboard provides insights into your APIs. These insights can help you to understand your customers and make important strategic business decisions.
https://apim.docs.wso2.com/en/4.5.0/get-started/overview/ -
Declarative / GitOps config Yes verified 2026-07-17
For non-Kubernetes deployments, the apictl CLI supports treating APIs as version-controlled projects for CI/CD/GitOps pipelines; see https://apim.docs.wso2.com/en/4.5.0/install-and-setup/setup/api-con
Custom resource definitions (CRDs) are utilized internally to define the APIs (known as ingress resources), policies, and other required information for API deployment.
https://apk.docs.wso2.com/en/latest/about-apk/architecture/ -
WAF / security policies Yes verified 2026-07-17
The gateway also ships dedicated XML/JSON/regex threat protectors for payload validation, documented at https://apim.docs.wso2.com/en/4.2.0/deploy-and-publish/deploy-on-gateway/api-gateway/threat-prot
WSO2 API Manager is empowered with advanced threat protection and bot detection features
https://wso2.com/api-management/api-security/
FAQ
Yes. Zuplo has a free tier or is fully free. Free-tier limits in the comparison table are verified and dated.
Gravitee, Kong and Tyk — every license claim links its source.