25 Free Self-hosted Chatbot Builder Tools For Building Interactive Bots
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.
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.
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.
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.
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.
Botonic
Botonic is a full-stack serverless framework that uses React and Tensorflow.js to create interactive user experiences and improve customer engagement.
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.
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.
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
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.
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.
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.
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.
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.
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, Memory 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.
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
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
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.
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
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.
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
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.
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.