💬 Open source machine learning framework to automate text- and voice-based conversations: NLU, dialogue management, connect to Slack, Facebook, and more - Create chatbots and voice assistants

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• Updated Jul 24, 2026
• Python

💬 Typebot is a powerful chatbot builder that you can self-host.

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• Updated Nov 7, 2026
• TypeScript

Rasa Core is now part of the Rasa repo: An open source machine learning framework to automate text-and voice-based conversations

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• Updated Jun 5, 2019
• Python

🤖 A powerful, lightweight JavaScript library + interactive CLI for ChatGPT

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• Updated Aug 10, 2026
• JavaScript

CakeChat: Emotional Generative Dialog System

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• Updated May 25, 2020
• Python

Welcome to the Bot Framework Solutions repository which is the home for a set of templates and solutions to help build advanced conversational experiences using Azure Bot Service and Bot Framework. Microsoft Bot Framework is a comprehensive framework for building enterprise-grade conversational AI experiences.

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• Updated Oct 30, 2026
• TypeScript

Enterprise-grade open source GUI platform for Rasa teams

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• Updated May 4, 2021
• JavaScript

An open source Ruby framework for text and voice chatbots. 🤖

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• Updated Oct 19, 2025
• Ruby

🗣 An overlay that gets your user’s voice permission and input as text in a customizable UI

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• Updated Jun 23, 2026
• Swift

💬 Open Source App Framework to build streaming apps with real-time data - 💎 Build real-time data pipelines and make real-time data universally accessible - 🤖 Join historical and real-time data in the stream to create smarter ML and AI applications. - ⚡ Standardize complex data ingestion and stream data to apps with pre-built connectors

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• Updated Oct 31, 2026
• Java

《Rasa实战：构建开源对话机器人》官方随书代码 | The official source code of Rasa in Action: Building Open Source Conversational AI

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• Updated Feb 15, 2023
• Python

Allows you to have an engaging and safely emotive spoken / CLI conversation with the AI ChatGPT / GPT-4 while giving you the option to let it remember things discussed.

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• Updated May 5, 2024
• Python

Agentic AI platform that harnesses Visual Agents Chaining to build proactive digital assistants

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• Updated Nov 12, 2026
• Python

🗣 An overlay that gets your user’s voice permission and input as text in a customizable UI

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• Updated Apr 5, 2022
• Kotlin

Kotlin framework for conversational voice assistants and chatbots development

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• Updated Jun 25, 2026
• Kotlin

Conversational AI tooling & personas built on Cohere's LLMs

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• Updated Aug 14, 2023
• Python

framework to build chatbot which could handle complex multi-turn conversation by engineering, like build website or app

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• Updated Jan 26, 2022
• PHP

CORE is a plug-and-play conversational agent for any recommender system.

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• Updated Aug 2, 2025
• Python

Implementation of PersonaGPT Dialog Model

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• Updated Oct 26, 2021
• Python

simulai is a Notion-inspired open-source and free conversational survey builder, powered by AI.

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• Updated Jul 30, 2024
• Vue