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Open Source API Integration Tools using NodeJS

A curated collection of the best open source tools for simplifying the integration of third-party APIs. using NodeJS.

ActivePieces

Automate workflows with no-code integration platform

  • Stars

    25,317

  • Last commit

    9 hours ago

  • License

    MIT
Open-source integration platform for seamless workflow automation. Connect apps, automate tasks, and boost productivity effortlessly.

Open Source Alternative to:

n8n

Nango

Build product integrations with 500+ APIs in hours

  • Stars

    Stars growing over the last 30 days13,069

  • Last commit

    2 days ago

  • License

    Elastic-2.0
Complete integrations platform with 500+ pre-built APIs, code-first approach, unified data models, and enterprise-grade security. Free tier available.

Open Source Alternative to:

Pipedream

Automatisch

Open-source integration platform for seamless workflows

  • Stars

    14,006

  • Last commit

    9 months ago

  • License

    Unknown
Self-hosted automation tool that connects your apps and services, enabling powerful integrations and efficient data flow across your ecosystem.

Open Source Alternative to:

n8n

ACI.dev

AI
Build reliable AI agents with unified tool integration

  • Stars

    4,929

  • Last commit

    9 days ago

  • License

    Apache-2.0
Platform for connecting AI agents to 500+ tools with built-in multi-tenant auth management and granular permissions using either function calling or a unified MCP server

Open Source Alternative to:

Pipedream

WunderGraph

Unify APIs, databases, and services effortlessly

  • Stars

    1,286

  • Last commit

    1 day ago

  • License

    Apache-2.0
A powerful backend framework that simplifies API integration, enhances security, and boosts developer productivity for modern web applications.

Open Source Alternative to:

Apollo GraphQL

Hook0

Open-source webhooks for seamless integrations

  • Stars

    1,504

  • Last commit

    3 days ago

  • License

    SSPL-1.0
Self-hosted webhook solution for effortless event-driven communication between applications, enhancing system interoperability and automation.

Open Source Alternative to:

Zapier

Orbital

Connect APIs, databases, and streams without glue code

  • Stars

    361

  • Last commit

    4 months ago

  • License

    Unknown
Automated data integration platform that connects APIs, databases, and event streams using semantic schemas. Deploy secure integrations in minutes with Git-based workflows.

Open Source Alternative to:

Kong
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