Software Alternatives, Accelerators & Startups

Top 9 Open-Source Alternatives to Postscript

Twilio OpenTok RingCentral Clerk WebRTC ClickSend CometChat Chat by Stream Amazon Connect

Summary

The top open-source alternatives to Postscript are Twilio, OpenTok, and RingCentral. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.
  1. 1
    Brings voice and messaging to your web and mobile applications.
    Pricing:
    • Open Source

    #Communication #Cloud Communications #Customer Engagement

  2. Build a custom video experience using our robust APIs, or add plug-and-play video to your website in minutes using Video Chat Embeds. Start Building for FreeTalk to SalesTalk to Sales .
    Pricing:
    • Open Source

    #Communication #Messaging #Cpaas

  3. RingCentral is the leading provider of cloud-based communications and collaboration solutions for small business and enterprise companies
    Pricing:
    • Open Source
    • Freemium
    • Free Trial
    • $19.99 / Monthly (All-in-One Phone, Team Messaging, and Video Conferencing.)

    #Communication #VoIP #Cloud Contact Center 3 social mentions

  4. 4
    Clerk.io, the artificial intelligence for e-commerce that knows your customers interests.
    Pricing:
    • Open Source

    #eCommerce #Business & Commerce #eCommerce Platform 1 social mentions

  5. 5
    WebRTC is a free, open project that enables web browsers with Real-Time Communications (RTC) capabilities via simple JavaScript APIs. The WebRTC components have been optimized to best serve this purpose.
    Pricing:
    • Open Source

    #Video Conferencing #Group Chat & Notifications #Communication 47 social mentions

  6. ClickSend builds communication software and tools for businesses. We offer SMS, MMS, Voice, Email, Online Mail and even Fax. All accessed via our Dashboard, app, flexible API or integrations.
    Pricing:
    • Open Source
    • Free Trial

    #SMS Marketing #Business Text Messaging #Voice

  7. Seamless Real-Time Chat Integration for Your Applications.
    Pricing:
    • Open Source
    • Freemium
    • Free Trial
    • $109.0 / Monthly (Based on the Monthly Active Users (MAUs))

    #Chat SDK #Communication #Voice And Messaging API 4 social mentions

  8. Build and ship in app messaging in a few hours
    Pricing:
    • Open Source

    #Communication #Chat SDK #Prototyping 13 social mentions

  9. A self-service, cloud-based call center 📞
    Pricing:
    • Open Source

    #Communication #Enterprise Communication #Cloud Business Telephony 8 social mentions

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