25 Free Self-hosted Chatbot Builder Tools For Building Interactive Bots

25 Free Self-hosted Chatbot Builder Tools For Building Interactive Bots
Photo by Jan Meeus / Unsplash

A Chatbot Builder is a software tool or platform that allows users to create and customize chatbots without extensive programming knowledge.

Chatbot Builders improve productivity by automating tasks that would otherwise require human intervention. They can handle multiple conversations simultaneously and provide 24/7 support, helping businesses save time and resources.

The benefits of using a Chatbot Builder include improved customer service, increased efficiency, cost savings, scalability, and the ability to gather valuable customer insights through data collection.

Chatbot Builders are used by businesses of all sizes, from startups to large enterprises. They are popular among customer support teams, marketing departments, and sales teams looking to streamline their processes and enhance customer interactions.

Use-cases

Chatbots can be used for:

  • Customer support
  • Lead generation
  • Sales
  • Marketing
  • Automation of repetitive tasks
  • Instantaneous responses to frequently asked questions
  • Gathering and analyzing customer data
  • Making data-driven decisions to enhance operations and strategies

Chatbots built with a Chatbot Builder can handle customer inquiries, provide information, and assist with troubleshooting. They offer quick and consistent responses, enhancing the overall customer support experience.

This post lists the best open-source self-hosted chatbot builder tools that can be downloaded, installed, and used to create rich chatbots.

Typebot

Typebot is an open-source chatbot builder that allows you to create advanced chatbots for web and mobile apps. It offers real-time result collection and flexible building blocks for tailored business use cases.

GitHub - baptisteArno/typebot.io: 💬 Typebot is a powerful chatbot builder that you can self-host.
💬 Typebot is a powerful chatbot builder that you can self-host. - GitHub - baptisteArno/typebot.io: 💬 Typebot is a powerful chatbot builder that you can self-host.

ChatBot Builder SDK (Android)

The ChatBot Builder SDK is a powerful tool that allows developers to create and integrate chatbots into their applications. With an intuitive interface and customizable Chat UI, developers of all skill levels can easily build and deploy chatbots that match the look and feel of their applications.

GitHub - hexascribe/chatbot-builder: ChatBot Builder is a kotlin compose multiplatform library that you can seamlessly customize the Chat UI to match the look and feel of your application, while also having the ability to define specific instructions for the bot’s behavior.
ChatBot Builder is a kotlin compose multiplatform library that you can seamlessly customize the Chat UI to match the look and feel of your application, while also having the ability to define speci…

Chatbot Builder

Chatbot Builder is a web platform that allows users to create chatbots by scripting dialogues and training them to have conversations. It utilizes Ruby on Rails backend API for recognition logic and basic machine learning classification, and a React frontend for script writing, bot training, and testing. The platform also incorporates machine learning and fuzzy string matching libraries for Ruby.

GitHub - sxkosone/bot-maker-frontend: Frontend for a chatbot builder web platform
Frontend for a chatbot builder web platform. Contribute to sxkosone/bot-maker-frontend development by creating an account on GitHub.

botfront

Botfront is an exceptional open-source enterprise-grade conversational platform constructed using Rasa. It offers remarkably intuitive interfaces and collaborative functionalities for domain experts, conversational designers, and engineers.

GitHub - botfront/botfront: Enterprise-grade open source GUI platform for Rasa teams
Enterprise-grade open source GUI platform for Rasa teams - GitHub - botfront/botfront: Enterprise-grade open source GUI platform for Rasa teams

Botkit

Botkit is an open source developer tool for building chat bots, apps, and custom integrations for major messaging platforms. It is part of the Microsoft Bot Framework and provides a controller to define bot behaviors. Botkit can be used with the Bot Framework Emulator to listen for user input, send immediate responses, and capture user input for further interaction.

GitHub - howdyai/botkit: Botkit is an open source developer tool for building chat bots, apps and custom integrations for major messaging platforms.
Botkit is an open source developer tool for building chat bots, apps and custom integrations for major messaging platforms. - GitHub - howdyai/botkit: Botkit is an open source developer tool for bu…
Botkit
Download Botkit for free. Tool for building chat bots, apps and custom integrations. An open source developer tool for building chat bots, apps and custom integrations for major messaging platforms. Part of the Microsoft Bot Framework.

Botonic

Botonic is a full-stack serverless framework that uses React and Tensorflow.js to create interactive user experiences and improve customer engagement.

GitHub - hubtype/botonic: Build chatbots and conversational experiences using React
Build chatbots and conversational experiences using React - GitHub - hubtype/botonic: Build chatbots and conversational experiences using React
Botonic: An open-source React framework for building Conversational apps
Conversational apps are becoming essential tools for customer support and improving customer experience. There are no shortage of commercial, and enterprise tools to build such apps. So, here we offer you a great open-source alternative. Botonic is a full-stack serverless framework that combines the power of React and Tensorflow.js

PoshBot

Powershell-based bot framework is a chatbot development framework that is built using the PowerShell scripting language. It allows developers to create chatbots using PowerShell scripts, leveraging the capabilities of PowerShell for automation and task management.

With the Powershell-based bot framework, developers can easily build and deploy chatbots that can interact with users, perform tasks, and provide information using PowerShell commands and scripts.

GitHub - poshbotio/PoshBot: Powershell-based bot framework
Powershell-based bot framework. Contribute to poshbotio/PoshBot development by creating an account on GitHub.

Joe Bot (Go)

Joe Bot is a Go library for building chat bots, inspired by the Hubot framework. It allows developers to implement chat bots using the Go programming language.

GitHub - go-joe/joe: A general-purpose bot library inspired by Hubot but written in Go. :robot:
A general-purpose bot library inspired by Hubot but written in Go. :robot: - GitHub - go-joe/joe: A general-purpose bot library inspired by Hubot but written in Go. :robot:

Gort

Gort is a chatbot framework that brings the power of the command line to your chat window. It supports open-ended command bundles in any programming language, offers powerful access control, and prioritizes extensibility and adaptability.

Gort allows users to easily deploy, configure, and interact with chatbots in various messaging platforms. It offers a range of features and tools for building and managing chatbot applications, making it a useful tool for developers working with chatbot projects.

Key Features

  • Commands can be implemented in any programming language
  • Users may trigger commands through Slack (or another chat provider)
  • Commands are packaged into bundles that can be installed in Gort
  • Users can be assigned to groups, roles can be assigned to groups, and permissions can be attached to roles
  • Supports a sophisticated identity and permission system to determine who can use commands
  • System and command output is highly customizable at the application, bundle, and even command level
  • Supports Slack and Discord as first class chat providers (with more on the way!)
  • All command and API activities are stored in a dedicated audit log for review
GitHub - getgort/gort: Gort is a chatbot framework designed from the ground up for chatops.
Gort is a chatbot framework designed from the ground up for chatops. - GitHub - getgort/gort: Gort is a chatbot framework designed from the ground up for chatops.

Flottbot

Flottbot is an exceptional chatbot framework written in Go. And here's the best part, you don't need to have any prior knowledge of Go! Effortlessly configure your bot using YAML files and enhance its functionality by effortlessly writing scripts in your preferred programming language.

GitHub - target/flottbot: A chatbot framework written in Go. All configurations are made in YAML files, or inside scripts written in your favorite language.
A chatbot framework written in Go. All configurations are made in YAML files, or inside scripts written in your favorite language. - GitHub - target/flottbot: A chatbot framework written in Go. Al…

Bot Libre

Bot Libre is a website and platform that provides users with the ability to create and deploy chatbots. It offers a range of features and tools for building and customizing chatbots, including natural language processing, conversational flow design, and integrations with various messaging platforms.

Bot Libre supports both text-based and voice-based interactions, allowing users to create intelligent and interactive chatbot experiences.

Bot Libre - The Open source chatbot and artificial intelligence platform
The Open source chatbot and artificial intelligence platform

Botpress

Botpress is the ultimate developer stack for building, running, and enhancing conversational AI applications.

With its cutting-edge natural language understanding, powerful messaging API, and comprehensive studio, Botpress empowers developers and conversation designers worldwide to create extraordinary chatbots without any limitations.

Botpress
Making Machines Understand Humans. Botpress has 74 repositories available. Follow their code on GitHub.

ChatterBot

ChatterBot is a Python library that uses machine learning algorithms to generate automated responses. It can be trained in any language and improves its knowledge with each interaction. The library saves user input and responses to build a database of possible replies.

GitHub - gunthercox/ChatterBot: ChatterBot is a machine learning, conversational dialog engine for creating chat bots
ChatterBot is a machine learning, conversational dialog engine for creating chat bots - GitHub - gunthercox/ChatterBot: ChatterBot is a machine learning, conversational dialog engine for creating c…
ChatterBot
Download ChatterBot for free. Machine learning, conversational dialog engine for creating chat bots. ChatterBot is a Python library that makes it easy to generate automated responses to a user’s input. ChatterBot uses a selection of machine learning algorithms to produce different types of responses.

AI Chatbot Framework

AI Chatbot Builder is an AI-powered chatbot framework built in Python that allows users to create natural language conversational scenarios with no coding effort. The framework continuously learns from conversations and can be integrated with various platforms such as Messenger and Slack.

GitHub - alfredfrancis/ai-chatbot-framework: A python chatbot framework with Natural Language Understanding and Artificial Intelligence.
A python chatbot framework with Natural Language Understanding and Artificial Intelligence. - GitHub - alfredfrancis/ai-chatbot-framework: A python chatbot framework with Natural Language Understan…

AI Chatbot Framework
Download AI Chatbot Framework for free. Python chatbot framework with Natural Language Understanding. Building a chatbot can sound daunting, but it’s totally doable. AI Chatbot Framework is an AI powered conversational dialog interface built in Python.

BotSharp

BotSharp is an open source machine learning framework for building AI Bot platforms. It utilizes natural language understanding, computer vision, and audio processing technologies to develop intelligent robot assistants.

The framework is written in C# and runs on .Net Core, making it cross-platform. It offers out-of-the-box machine learning algorithms, making it easier for programmers to develop AI applications. BotSharp follows a component-based design, allowing for flexibility in UI/UX and LLM providers.

It also provides an advanced Agent abstraction layer for efficient integration of AI into business systems.

Supported platforms

  • Built-in multi-agents and conversation with state management.
  • Support multiple LLM Planning approaches to handle different tasks.
  • Built-in RAG related interfaces, Memeory based vector searching.
  • Support multiple LLM platforms (ChatGPT 3.5 / 4.0, PaLM 2, LLaMA 2, HuggingFace).
  • Allow multiple agents with different responsibilities cooperate to complete complex tasks.
  • Build, test, evaluate and audit your LLM agent in one place.
  • Build-in Web Live Chat UI written in SvelteKit.
  • Abstract standard Rich Content data structure. Integrate with popular message channels like Facebook Messenger, Slack and Telegram.
  • Provide RESTful Open API and WebSocket real-time communication.
BotSharp
Download BotSharp for free. Open source AI chatbot platform builder in 100% C# Conversation as a platform (CaaP) is the future, so it’s perfect that we’re already offering the whole toolkits to our .NET developers using the BotSharp AI BOT Platform Builder to build a CaaP. It opens up as much learning power as possible for your own robots and precisely control every step of the AI processing pipeline.
GitHub - SciSharp/BotSharp: The AI Agent Framework in .NET
The AI Agent Framework in .NET. Contribute to SciSharp/BotSharp development by creating an account on GitHub.

Rasa

Rasa is an open source machine learning framework for building contextual assistants that can automate text and voice-based conversations. It supports various messaging platforms and allows for layered conversations with context. Rasa uses Poetry for packaging and dependency management.

Key Features

  • Machine learning framework to automate text and voice-based conversations
  • NLU, dialogue management
  • Connect to Slack, Facebook, and more
  • Create chatbots and voice assistants
  • Connect to your own custom conversational channels
  • Rasa helps you build contextual assistants capable of having layered conversations

Supported Platforms

  • Facebook Messenger
  • Slack
  • Google Hangouts
  • Webex Teams
  • Microsoft Bot Framework
  • Rocket.Chat
  • Mattermost
  • Telegram
  • Twilio
  • Your own custom conversational channels

or voice assistants as:

  • Alexa Skills
  • Google Home Actions
GitHub - RasaHQ/rasa: 💬 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
💬 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 - G…
Rasa
Download Rasa for free. Open source machine learning framework to automate text conversations. Rasa is an open source machine learning framework to automate text-and voice-based conversations. With Rasa, you can build contextual assistants on Facebook Messenger, Slack, Google Hangouts, Webex Teams, Microsoft Bot Framework, Rocket.Chat, Mattermost, Telegram, and Twilio or on your own custom conversational channels.

Tok

Tock is an open-source conversational AI toolkit that provides a complete and autonomous NLU solution.

It leverages various open-source libraries and supports multiple channels such as web, mobile, social networks, and smart speakers. Tock offers simple graphical interfaces to build stories and models, manage multilingual and multichannel bots, and analyze user data.

Tok allows for programming complex stories using Kotlin, Python, or Node.js components and can be integrated with any language using Tock APIs. Tock provides built-in connectors for popular text/voice channels like Messenger, WhatsApp, Google Assistant, Alexa, and Twitter.

Key Features

Open Conversational AI platform to build Bots:

  • Natural Language Processing open source stack, compatible with OpenNLP, Stanford, Rasa and more
  • Tock Studio user interface to build stories and analytics
  • Conversational DSL for Kotlin, Nodejs, Python and REST API
  • Built-in connectors for numerous text/voice channels: Messenger, WhatsApp, Google Assistant, Alexa, Twitter and more
  • Provided toolkits for custom Web/Mobile integration with React and Flutter
  • Deploy anywhere in the Cloud or On-Premise with Docker
Tock
Download Tock for free. Tock, the open source conversational AI toolkit. Complete and autonomous NLU solution leveraging opensource libs, such as OpenNLP, Stanford, Duckling and more. Web, mobile, social networks, smart speakers and more.

Hubot

Hubot is a framework for building custom chat bots that provides a solid foundation with core scripts for tasks like posting images, translating languages, and integrating with Google Maps. It can be extended with additional scripts and is compatible with multiple chat services.

GitHub - hubotio/hubot: A customizable life embetterment robot.
A customizable life embetterment robot. Contribute to hubotio/hubot development by creating an account on GitHub.
Hubot
Download Hubot for free. A customizable life embetterment robot. Hubot is a framework to build a custom chat bot, first built by GitHub, Inc. to automate their company chat room.

CopilotKit

CopilotKit is a tool for building in-app AI chatbots and AI-powered Textareas. It serves as a bridge between your copilot and your app, allowing for seamless integration with client and cloud application states.

It supports 3rd party integrations and offers plug-and-play customization. The chatbots can interact with app frontends, backends, and external services via plugins, and provide autocompletion, AI editing, and generation from scratch. Additionally, it indexes users' content for efficient retrieval.

Key Features

  • Context-aware autocompletions
  • AI editing
  • Generate from scratch
  • App context & 3rd party context with useMakeCopilotReadable and useMakeCopilotDocumentReadable
  • Fully custsomizable prompt engineering
  • Arbitrary LLM chains
  • Index on backend state
GitHub - CopilotKit/CopilotKit: Build in-app AI chatbots 🤖, and AI-powered Textareas ✨, into react web apps.
Build in-app AI chatbots 🤖, and AI-powered Textareas ✨, into react web apps. - GitHub - CopilotKit/CopilotKit: Build in-app AI chatbots 🤖, and AI-powered Textareas ✨, into react web apps.
CopilotKit
Download CopilotKit for free. Build in-app AI chatbots, and AI-powered Textareas. A bridge between your copilot and your app. A programmable 2-way bridge between your copilot, and your application state (client & cloud).

BotMan (PHP Library)

BotMan is a PHP library for building chat bots that seamlessly connects to various messaging services. It provides an expressive and robust syntax, allowing developers to focus on the business logic without dealing with framework code. It is widely used across platforms like Amazon Alexa, Facebook Messenger, Slack, Telegram, and more.

BotMan
Download BotMan for free. A framework agnostic PHP library to build chat bots. Write your chatbot logic once and connect it to one of the available messaging services, including Amazon Alexa, Facebook Messenger, Slack, Telegram or even your own Website. BotMan is framework agnostic, which means you can use it in your existing codebase, whatever framework you might use.

Claudia Bot Builder

Claudia Bot Builder simplifies the creation and deployment of chatbots for various platforms to AWS Lambda. It handles messaging workflows, web hooks setup, and configuration steps, allowing developers to focus on business problems.

It automatically parses incoming messages and packages responses into the correct format for each bot, utilizing API Gateway for deployment.

Supported platforms:

  • Facebook Messenger
  • Slack (channel slash commands and apps with slash commands)
  • Skype
  • Viber
  • Telegram
  • Twilio (messaging service)
  • Amazon Alexa
  • Line
  • Kik
  • GroupMe
GitHub - claudiajs/claudia-bot-builder: Create chat bots for Facebook Messenger, Slack, Amazon Alexa, Skype, Telegram, Viber, Line, GroupMe, Kik and Twilio and deploy to AWS Lambda in minutes
Create chat bots for Facebook Messenger, Slack, Amazon Alexa, Skype, Telegram, Viber, Line, GroupMe, Kik and Twilio and deploy to AWS Lambda in minutes - GitHub - claudiajs/claudia-bot-builder: Cre…
Claudia Bot Builder
Download Claudia Bot Builder for free. Create chat bots for Facebook Messenger, Slack, Amazon Alexa, etc. Claudia Bot Builder helps developers create and deploy chat-bots for various platforms in minutes to AWS Lambda. It simplifies the messaging workflows, automatically sets up the correct web hooks, and guides you through configuration steps, so that you can focus on important business problems and not have to worry about infrastructure code.

Microsoft Bot Framework SDK

The Microsoft Bot Framework SDK is a powerful tool for developers to build and deploy chatbots across multiple channels. It offers a comprehensive framework for creating conversational AI agents with natural language understanding and dialog management capabilities.

Compatible with various programming languages, it provides advanced features like state management and seamless integration with external services, making it a popular choice for creating intelligent and interactive chatbot experiences.

Microsoft Bot Framework SDK
Download Microsoft Bot Framework SDK for free. Tool for building conversation applications. Bot Framework provides the most comprehensive experience for building conversation applications. With the Bot Framework SDK, developers can build bots that converse free-form or with guided interactions including using simple text or rich cards that contain text, images, and action buttons.

Project Libre

Project Libre or Bot Libre is a powerful and versatile platform for chat bots, virtual agents, live chat, and various other services. It offers a wide range of web and mobile services for Java, Android, iOS, and JavaScript.

Project Libre provides developers with an extensive API, SDK, and user-friendly interface for creating and managing live chat, chatrooms, forums, chat bots, virtual agents, and other services supported by the Bot Libre and Paphus servers. With Project Libre, you can confidently build and deploy cutting-edge chat solutions for your business needs.

GitHub - BotLibre/BotLibre: An open platform for artificial intelligence, chat bots, virtual agents, social media automation, and live chat automation.
An open platform for artificial intelligence, chat bots, virtual agents, social media automation, and live chat automation. - GitHub - BotLibre/BotLibre: An open platform for artificial intelligenc…
Project Libre
Download Project Libre for free. An open platform for chat bots, virtual agents, live chat, and more. Project Libre is an open platform for chat bots, virtual agents, live chat, and more. It includes web and mobile services for Java, Android, iOS, and JavaScript.


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