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Top Rated API Management Software with Open source - Page 5

Last updated: September 2026

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156 software options

iCore Integration Suite logo
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Suite for streamlining integration capabilities

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Elevate your organization's integration capabilities with iCore Integration Suite (iCIS). Streamlining the lifecycle, it offers flexibility, minimizes dependencies, and accelerates development. Deploy on-premises or in the cloud for seamless adaptation to evolving business needs.

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CometAPI logo
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One API for 500+ AI Models

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CometAPI is a unified AI API gateway that helps developers access 500+ text, image, video, audio, coding, and reasoning models through one OpenAI-compatible endpoint.

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XiuRouter logo
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One API for leading AI models

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One API for GPT, Claude, Gemini, Grok, and other models, with native protocol routes, scoped keys, usage records, guided setup for 14 apps, and selected route savings of 90%+.

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Eclipse Web Integration logo
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API-powered recruitment website integration tool

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Eclipse Web Integration delivers recruitment-specific API management capabilities that help organisations connect people, processes and technologies through a secure integration framework.

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Descartes Sellercloud logo

Configurable ecommerce operations for multichannel selling

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Descartes Sellercloud™ is a configurable ecommerce operations platform for managing inventory, listings, orders, and fulfillment across complex multichannel environments.

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CData Arc logo

B2B Integration Made Easy

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CData Arc is integration and managed file transfer software designed to help businesses connect applications and automate electronic data interchange (EDI) processes using a visual workflow designer on a drag-and-drop interface.

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SAP Integration Suite logo

Integrate on-premise & cloud-based applications & processes

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SAP Integration Suite helps businesses of all sizes. With a subscription-based pricing model and built-in guided and systematic approach to defining, documenting, and governing integration strategies, it offers an easy way to connect on-premise and cloud-based applications and processes.

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ITAC WS-Guardian logo
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Secure API Gateway for Advanced Governance & SOA/REST Safety

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Secure API Gateway for SOA & REST. Advanced semantic security, lifecycle governance, and real-time monitoring to protect your digital services.

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Singular logo

Next-gen marketing analytics and attribution platform

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Singular powers marketers to drive faster growth with next-gen attribution, full-funnel analytics, and best-in-class fraud prevention.

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IBM Cloud Pak for Integration logo

AI-powered integration platform w/ enterprise-grade security

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IBM Cloud Pak for Integration is an AI-powered, automated integration platform with end-to-end enterprise-grade security. From a single, unified interface, it supports multiple styles of integration that connect all applications and data. This solution can be used to drive new engagement models, integrate more efficiently, and reduce security risks.

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Commercient SYNC logo

Commercient integrates over 110 ERPs and CRMs

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Commercient SYNC uses a pre-built solution to integrate over 110 ERPs with your CRM, delivering a seamless integration experience.

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tokonomics logo
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AI cost tracking and budget control proxy

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Tokonomics is an AI cost metering proxy that sits between applications and large language model providers to track token usage and API costs in real time. The platform supports multiple LLM providers like OpenAI, Anthropic, and DeepSeek, offering features such as budget alerts, tag-based cost attribution, and an analytics dashboard. Tokonomics integrates with applications via a single URL change and provides security features including encrypted data storage and zero prompt retention.

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XREC Reconciliation logo
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Reconciliation solution for all industries and sizes

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CALIXYS and its XREC Reconciliation Solution helps users take control of their data, minimize the risk and improve the efficiency of their day-to-day operations with high-level transparency and governance.

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IMAP logo
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Platform for secure data exchange between enterprise apps

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IMAP simplifies API management by enabling secure, rule-based communication between ERP, PLM, CRM, and DMS systems. Easily monitor, control, and document data flows – with flexible, scalable architecture.

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Vertesia logo
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AI-native ECM and agent platform for enterprises

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Cloud, on-premises, or hybrid AI-native content and agent platform for enterprises managing large-scale document repositories.

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4outbound logo
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Outbound contact plugins & APIs

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4outbound offers a suite of plugins and APIs to streamline and ensure compliance in outbound communication. Its features include intelligent data orchestration, various auto-dialing options, omnichannel support, and intuitive agent workflows.

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Apiboost logo
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Unlock API Potential with Apiboost

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Apiboost excelerates API adoption with seamless access, robust productization, and advanced key management, driving adoption with enterprise-level capabilities for all users. Trust Apiboost for detailed functions, specs, integrations, and security data.

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pdfRest API Toolkit logo
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PDF processing API built on the Adobe PDF Library

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Developer-first PDF API for conversion, generation, extraction, security, forms, prepress, and AI-ready output. Cloud (US and EU) or self-hosted on your infrastructure.

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XCERT Accounting Close logo
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Accounting close software

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XCERT Accounting Close Solution provides F&A departments with best practice tools to standardize and embed complete automation in reconciliation and period-end close processes, which allows easily monthly, quarterly or yearly internal accounting audit and account close.

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Specmatic logo
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AI-powered API development and governance tool

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Specmatic transforms API specifications into executable contracts, enabling teams to design, build, and govern high-quality APIs without coding. Specmatic supports multiple specification standards and protocols, providing intelligent service virtualization and backward compatibility testing.

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Orkes logo
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Eases integration of distributed business flows.

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Orkes Cloud simplifies the creation, execution and scaling of distributed business flows that integrate internal and external microservices, workflows, events and more. The platform is built on Conductor and provides capabilities like application orchestration, AI orchestration, and enterprise-ready cloud deployment options with security and governance. Orkes Cloud enables coding, scaling, and observing distributed systems across languages, frameworks, and complexity.

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Meshes logo
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Event routing for SaaS integrations

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Meshes is an API-first event routing platform for SaaS apps. Emit product events through our REST API or SDKs, and Meshes handles fan-out, retries, HMAC-signed webhooks, and idempotent delivery to downstream tools — with a developer portal, API docs, and an MCP server for AI assistants.

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Integrator logo
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Cloud data integration service

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Etlworks is a modern ETL tool, built for the cloud. It is also a full-fledged Enterprise Service Bus (ESB), so you can create your own APIs to extract and enrich data from the multiple disparate sources, as well as submit and transform and then store this data in any supported destination.

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Digibee logo
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Enterprise Integration. Redesigned.

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Our powerful platform accelerates developers instead of replacing them. Designed to solve complex integrations across critical systems, Digibee applies an industry-leading, easy-to-learn, low-code approach that scales easily, helping our customers achieve their most ambitious business objectives.

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Apitally logo
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API monitoring & analytics made simple

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Apitally is an API monitoring and analytics tool for small engineering teams. Track traffic, errors, and performance metrics across endpoints and consumers. Inspect request logs and traces. Set up in minutes with open-source SDKs for Python, Node.js, Go, .NET, and Java.

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