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Open Source Conversational AI Platform Software (2026)

Last updated: March 2026

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14 software options

Lime Connect logo

Live chat and customer messaging for businesses of all sizes

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Open Source
Start with our free trial, no credit card is required. Then decide whether to go with our free product or one of our premium plans, outlined below: Team: $100/month (billed monthly) or $90/month (billed annually) or $80/month (billed biennially) Corporate: $320/month (billed monthly) or $290/month (billed annually) or $256/month (billed biennially) Flex: Contact Userlike for custom quote

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Botpress logo

On-premise conversational AI platform for creating chatbots

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Open Source
Pay-as-you-go pricing. Start for free and customize your subscription plan as your usage grows.

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Spoke logo

Instant meeting reports on Zoom, Google Meet and Microsoft

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CoSupport AI logo

Fully Customizable AI Agent for Customer Service

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Open Source
- Response-based: from $0.04 per response - Resolution-based: from $0.19 per resolution - Unlimited AI: from $99/mo

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HiperMe! logo

Unified communications and contact center platform

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Open Source
Please contact HiperPBX directly for pricing details.

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Centralpoint logo

Digital experience platform & content management solution

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Open Source
Flexible pricing plans available, please contact Oxcyon for more information.

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Rasa logo

Leading open-source conversational AI platform

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Machine Learning on AWS logo

Machine learning and AI solutions from AWS

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Klondike logo

AI Boost for Customer Care

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Weni logo

Chatbot tool for automating communication and processes

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Open Source
Please contact Weni directly for pricing information.

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NLX logo

Next-gen multimodal conversational AI

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Bubble Chat logo

Natural language processing software

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Open Source
Visit www.bubble-chat.ch and go to "Preise" for our prices and services.

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Hubtype logo

Achieve automation beyond your expectations.

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Kimiyi AI logo

Lifelike AI agents enhance customer interactions

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