Best API Management Software

The collaboration platform for API development. Simplify each step of building an API and streamline collaboration so you can create better APIs—faster. Postman is a collaboration platform for API development. Postman's features simplify each step of building an API and streamline collaboration so you can create better APIs—faster. Quickly and easily send REST, SOAP, and GraphQL requests directly within Postman. Automate manual tests and integrate them into your CI/CD pipeline to ensure that any code changes won't break the API in production. Communicate the expected behavior of an API by simulating endpoints and their responses without having to set up a backend server. Generate and publish beautiful, machine-readable documentation to make your API easier to consume. Stay up-to-date on the health of your API by checking performance and response times at scheduled intervals. Provide a shared context for building and consuming APIs, and collaborate in real-time.

Tyk is a leading Open Source API Gateway and Management Platform, featuring an API gateway, analytics, developer portal and dashboard. We power billions of transactions for thousands of innovative organisations. By making our capabilities easily accessible to developers, we make it fast, simple and low-risk for big enterprises to manage their APIs, adopt microservices and adopt GraphQL. Whether self-managed, cloud or a hybrid, our unique architecture and capabilities enable large, complex, global organisations to quickly deliver highly secure, highly regulated API-first applications and products that span multiple clouds and geographies.

One complete platform for building, integrating, and exposing your digital services as managed APIs in the cloud, on-premises, and hybrid architectures to drive your digital transformation strategy. Implement industry-standard authorization flows — such as OAuth, OpenID Connect, and JWTs — out of the box and integrate with your existing identity access or key management tools. Build APIs from existing services, manage APIs from internally built applications and from third-party providers, and monitor their usage and performance from inception to retirement. Provide real-time access to API usage and performance statistics to decision-makers to optimize your developer support, continuously improve your services, and drive further adoption to reach your business goals.

Directus is an Open Data Platform for managing the content of any SQL database. It provides a powerful API layer for developers and an intuitive App for non-technical users. Written entirely in JavaScript (primarily Node.js and Vue.js), Directus is completely open-source, modular, and extensible, allowing it to be fully tailored to your exact project needs. With Directus Cloud, we've taken our open-source spirit to the cloud by offering Directus Community Cloud, a completely free tier - without quotas or limitations. It's ideal for hobby projects and demos, and when you're ready for production, Standard Cloud has the power and infrastructure options you need. Our pricing is usage-based, which means you only pay for what you use. Use Directus on your next headless cms, internal tool, or SaaS project, or use our Insights for better data management and analytics. With Directus, you're only limited by your imagination.

The OptimalCloud platform is a full featured, award winning, SSO Federation & IAM solution that provides a single point of authentication, policy management and auditing for a seamless end user experience. The OptimalCloud is deployed in workforce and consumer scenarios, used by some of the most recognizable companies on the globe, and used in some of the most secure environments in the world. Each feature-rich pricing tier comes with multi-factor authentication (MFA), because proper security shouldn't cost extra. The OptimalCloud is integrated with more than eleven thousand applications, simplifying set up and configuration and also has 24 x 7 x 365 support with a guaranteed uptime of 99.99%.

SyncTree strives to be a "Super Connecting Platform" that can easily connect any services you want. With SyncTree, which consists of SyncTree STUDIO, a solution for building backend business logic with block coding, and Block Store, a platform for buying and selling pre-made backend function blocks like App Store, you can organically utilize data and connect services to achieve unlimited service expansion. Based on aPaaS, Block Store provides APIs from various services such as ChatGPT, DALLE, YouTube, etc. in the form of 'backend function blocks', which you can subscribe to and then combine as you want quickly in SyncTree STUDIO to build your business logic. SyncTree is for everyone, whether you're an individual or a business, and you can subscribe and use it according to your needs, from the free version to the PRO version.

Enterprise Universal ERP API is a complete HTTP REST API with hundreds of accounting & ERP functions that you can use to add accounting and ERP functionality to your own applications! All basic Accounting and ERP functionality is included and made available via API calls! GL, AR, AP, OE, Inv, Warehousing, CRM, MRP, and ECommerce calls included. Since the Enterprise ERP API is implemented in stored procedures, and can be called either directly or via HTTP REST, ANY LANGUAGE or PLATFORM can be used to access the ERP business logic! IF the language / development environment / software platform can access MySQL or SQL Server, then it can use the ERP business logic directly! One of the BEST new features of this API, is that it will allow your company to hire outside developers to build sub-systems and add-ons to your software product WITHOUT having to SHARE THE SOURCE CODE WITH THEM! You can simply send your new outside developers the API Call List & API Documentation!

At SysAIO, we create all-in-one software solutions to simplify complex operations. Our flagship product, AvAIO, is built for aviation—seamlessly managing reservations, operations, and management, all within in a single platform. Gain full oversight of your airline’s operations with advanced management tools covering compliance tracking, aircraft airworthiness, and maintenance scheduling. AvAIO centralizes critical data, automates reporting, and enhances decision-making, ensuring regulatory compliance, operational efficiency, and improved resource allocation. Deliver a seamless booking experience with integrated DCS, automated check-in options, and secure payment processing. AvAIO optimizes inventory management, reduces manual workload, and ensures a smooth reservation process—enhancing both passenger satisfaction and operational efficiency. Gain full oversight of your airline’s operations with advanced management tools. Visit our website for more details.

DreamFactory Software is the fastest way to build secure, internal REST APIs. Instantly generate APIs from any database with built-in enterprise security controls that operates on-premises, air-gapped, or in the cloud. Develop 4x faster, save 70% on new projects, remove project management uncertainty, focus talent on truly critical issues, win more clients, and integrate with newer & legacy technologies instantly as needed. DreamFactory is the easiest and fastest way to automatically generate, publish, manage, and secure REST APIs, convert SOAP to REST, and aggregate disparate data sources through a single API platform. See why companies like Disney, Bosch, Netgear, T-Mobile, Intel, and many more are embracing DreamFactory's innovative platform to get a competitive edge. Start a hosted trial or talk to our engineers to get access to an on-prem environment!

Kong Konnect Enterprise Service Connectivity Platform brokers an organization’s information across all services. Built on top of Kong’s battle-tested core, Kong Konnect Enterprise enables customers to simplify management of APIs and microservices across hybrid-cloud and multi-cloud deployments. With Kong Konnect Enterprise, customers can proactively identify anomalies and threats, automate tasks, and improve visibility across their entire organization. Stop managing your applications and services, and start owning them with the Kong Konnect Enterprise Service Connectivity Platform. Kong Konnect Enterprise provides the industry’s lowest latency and highest scalability to ensure your services always perform at their best. Kong Konnect has a lightweight, open source core that allows you to optimize performance across all your services, no matter where they run.

Aspose.Total for .NET is the ultimate collection of all the .NET class libraries offered by Aspose under one umbrella. Our on-premise APIs seamlessly integrate into your C#, VB.NET, and ASP.NET applications to make the process and manipulate text documents, spreadsheets, presentations, emails, barcodes, images, CAD drawings, HTML files, perform OCR/OMR, and documents of other formats. Aspose.Total for .NET enhances your own .NET Apps to programmatically provide features comparable to Microsoft Word®, Microsoft PowerPoint®, Microsoft Excel®, Microsoft Project®, Microsoft Publisher®, Adobe Acrobat®, Adobe Photoshop®, AutoCAD®, and various other front-line commercial applications, without requiring to install any 3rd party components or software. Using Aspose.Total for .NET allows developers to build their own top of the shelf Windows and Web applications to cater to the domains of document processing, online collaboration, barcode processing, task/project management, and more.

DigitalAPI is a unified API management platform designed to help organizations manage the full lifecycle of APIs, events, and agents across multiple environments. It centralizes API discovery, governance, deployment, and monetization into a single control plane. The platform enables businesses to manage APIs across different gateways and cloud infrastructures with enhanced visibility and control. It includes tools like a lightweight API gateway, developer portal, and external API marketplace for improved accessibility and adoption. DigitalAPI also supports AI-ready capabilities, allowing APIs to be integrated with agent-based workflows and automation. Its governance features ensure security, compliance, and structured API management at scale. Overall, DigitalAPI helps organizations streamline API operations and unlock new revenue opportunities.

Csmart is a secure, cloud-native API gateway tailored for telecom operators, MVNOs, MVNEs, and enterprises looking to become platform-driven TechCos. It enables seamless exposure, governance, and monetization of network services—such as messaging, location, voice/video, billing, and IoT—through TM‑Forum–aligned APIs. The platform delivers granular access control, real-time usage analytics, and flexible pricing models, transforming network assets into revenue streams. Low-code onboarding and multi-tenant architecture accelerate time-to-market and ensure scalable operations. AI-powered observability adds anomaly detection and self-healing capabilities for resilient performance. Whether enabling internal innovation or launching partner ecosystems, Csmart makes network capabilities consumable, controllable, and monetizable by design.

Utilihive is a cloud-native big data integration platform, purpose-built for the digital data-driven utility, offered as a managed service (SaaS). Utilihive is the leading Enterprise-iPaaS (iPaaS) that is purpose-built for energy and utility usage scenarios. Utilihive provides both the technical infrastructure platform (connectivity, integration, data ingestion, data lake, API management) and pre-configured integration content or accelerators (connectors, data flows, orchestrations, utility data model, energy data services, monitoring and reporting dashboards) to speed up the delivery of innovative data driven services and simplify operations. Utilities play a vital role towards achieving the Sustainable Development Goals and now have the opportunity to build universal platforms to facilitate the data economy in a new world including renewable energy. Seamless access to data is crucial to accelerate the digital transformation.

SSQUARE - API Management The comprehensive platform to manage APIs (your valuable assets) and keep your business secure while accessible at all time to encompass digital ecosystem. S-Square API Management allows your organization to: Organize APIs of all stakeholders Register APIs under the official directory to make your services easily accessible Protect APIs from cyberattack Provide exposed APIs the authorization to control access of your critical and sensitive data from digital threats Streamline APIs development life cycle Facilitate APIs subscribers and publishers with hassle-free GUI coupled with traffic management and analytic capabilities to enable development agility and customer experience optimization

Agilysys Stay: An intuitive, cloud-based property management solution for resorts and hotels. Keep business flowing effortlessly, on any operating system. See Quicker Returns without the Technology Overhead, Engage Seamless Mobility that Improves Productivity, Drive Upsell Revenue with Built-in, Intelligent Logic. Gain Efficiency. Grow Your Business. Agilysys Stay is your one-stop solution to grow occupancy, increase revenue, eliminate costs, engage more guests and enhance satisfaction. A streamlined PMS that conveniently interfaces with web reservations, booking engines, OTAs and more. Plays nicely with on-premise technologies for keys, phone, voicemail, energy management and others. Convert capital expenses to operational costs and get access to the latest updates without the pain of managing upgrades. Get a complete overview.

Jitterbit Harmony is an AI-infused integration and automation platform designed to unify business systems across cloud, SaaS, and on-premise environments. It provides end-to-end workflow automation through products including iPaaS, API Manager, App Builder, and EDI. With a layered AI architecture, Harmony embeds accountable AI agents and assistants directly into integration processes. Drag-and-drop connectors enable rapid deployment and seamless connectivity with thousands of applications such as Salesforce, SAP, Workday, and NetSuite. The platform supports industries ranging from healthcare and manufacturing to retail and logistics. Jitterbit has earned repeated #1 rankings in G2’s Enterprise iPaaS Implementation Index, highlighting customer satisfaction and speed to value. Designed for secure, scalable transformation, Harmony powers integration, automation, and application development within a single unified system.