Open Source Frameworks

Browse free open source Frameworks and projects below. Use the toggles on the left to filter open source Frameworks by OS, license, language, programming language, and project status.

  • The Voice API that just works | Twilio Icon
    The Voice API that just works | Twilio

    Build a scalable voice experience with the API that's connecting millions around the world.

    With Twilio Voice, you can build unique phone call experiences with one API, to create, receive, control and monitor calls with just a few lines of code. Create an engaging voice experience that you can quickly scale and modify with a wide array of customization options and resources.
  • Enterprise and Small Business CRM Solution | Clear C2 C2CRM Icon
    Enterprise and Small Business CRM Solution | Clear C2 C2CRM

    Voted Best CRM System with Top Ranked Customer Support. CRM Management includes Sales, Marketing, Relationship Management, and Help Desk.

    C2CRM consists of four modules that integrate to provide a comprehensive CRM solution: Relationship Management, Sales Automation, Marketing Automation, and Customer Service. Only buy what each user needs.
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