Chatbot Software for Windows

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Browse free open source Chatbot software and projects for Windows below. Use the toggles on the left to filter open source Chatbot software by OS, license, language, programming language, and project status.

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  • 1
    Telegram Drive

    Telegram Drive

    Telegram Drive

    Telegram Drive is a powerful utility that enables you to organize your telegram files and much more. Teldrive stands out among similar tools, thanks to its implementation in Go, a language known for its efficiency. Its performance surpasses alternatives written in Python and other languages, with the exception of Rust. Teldrive not only excels in speed but also offers an intuitive user interface for efficient file interaction which other tool lacks. Its compatibility with Rclone further enhances file management.
    Downloads: 200 This Week
    Last Update:
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  • 2
    MindWork AI Studio

    MindWork AI Studio

    Independent cross-platform desktop app for local and cloud LLMs

    AI Studio by MindWorkAI is a cross-platform desktop application designed to provide a unified interface for interacting with multiple large language model providers, both local and cloud-based. It is built with a strong focus on accessibility and democratization, enabling users to run AI workflows even on low-cost hardware while maintaining flexibility in choosing providers such as OpenAI, Gemini, Anthropic, and self-hosted solutions like Ollama or llama.cpp. The platform introduces a concept of “assistants,” which abstract prompting into reusable tools for tasks like translation, summarization, or document analysis, making it easier for non-technical users to leverage AI capabilities. It also incorporates advanced features such as retrieval-augmented generation, plugin extensibility, and support for multiple data sources, allowing users to integrate their own files and knowledge bases into conversations.
    Downloads: 128 This Week
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  • 3
    XiaoZhi AI Chatbot

    XiaoZhi AI Chatbot

    Build your own AI friend

    xiaozhi-esp32 is an open-source project that guides users in building their own AI-powered conversational companion using the ESP32 microcontroller. The project provides detailed instructions on assembling the hardware, setting up the software, and integrating AI models to enable natural language interactions. This DIY approach offers an accessible entry point into AI and hardware development.
    Downloads: 116 This Week
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  • 4
    LLocal

    LLocal

    Aiming to provide a seamless and privacy driven chatting experience

    LLocal is an Electron-based desktop application that provides a simple and accessible interface for interacting with local large language models, particularly those served through frameworks like Ollama. It focuses on delivering a straightforward chat experience that eliminates the need for command-line interaction while maintaining compatibility with local-first AI workflows. The application leverages Electron to provide cross-platform support, enabling consistent usage across operating systems with a familiar desktop interface. Its design philosophy centers on minimalism and usability, offering core chat functionality without overwhelming users with complex configuration layers. At the same time, it retains the flexibility to connect to local model endpoints, making it suitable for developers and enthusiasts experimenting with self-hosted AI systems. Overall, llocal acts as a lightweight bridge between local LLM infrastructure and user-friendly desktop interaction.
    Downloads: 92 This Week
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    Ship Agents Faster

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  • 5
    MTProto

    MTProto

    Full-native go implementation of Telegram API

    Full-native implementation of MTProto protocol on Golang. All code, from sending requests to encryption serialization is written in pure Golang. You don't need to fetch any additional dependencies.
    Downloads: 87 This Week
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  • 6
    Ollama Grid Search

    Ollama Grid Search

    A multi-platform desktop application to evaluate and compare LLM

    Ollama Grid Search is a desktop application designed to automate the evaluation and comparison of large language models, prompts, and inference parameters in a structured and repeatable way. Instead of manually testing combinations, the tool performs grid search experiments by iterating across different models, prompt variations, and parameter configurations, allowing users to quickly identify optimal setups for specific tasks. It provides a visual interface where experiment results can be inspected, compared, and refined, making it especially useful for prompt engineering and benchmarking workflows. The system integrates directly with local or remote Ollama servers, enabling seamless access to models already deployed in a user’s environment. It also includes experiment logging and A/B testing capabilities, which allow users to compare outputs side by side and track performance metrics such as latency or token usage.
    Downloads: 58 This Week
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  • 7
    Reins

    Reins

    Ollama client that simplifies experimenting with LLMs

    Reins is a privacy-first, multi-platform AI client designed to simplify and enhance interaction with Ollama-based language models. It provides a highly customizable chat interface where users can configure system prompts, switch models dynamically, and adjust inference parameters such as temperature, token limits, and context size on a per-conversation basis. The application is built to run across platforms including mobile and desktop environments, making it accessible for a wide range of users who want consistent control over their AI workflows. It also includes features for editing and regenerating messages, enabling iterative refinement of outputs without restarting conversations. Reins extends beyond text by supporting image input and multimodal interactions, which expands its use cases beyond basic chat scenarios. Overall, it is best suited for users who want granular control over model behavior and experimentation while maintaining a clean and intuitive interface.
    Downloads: 32 This Week
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  • 8
    ConfiChat

    ConfiChat

    Lightweight, standalone, multi-platform, and privacy focused local LLM

    ConfiChat is a lightweight, privacy-focused chat interface designed to give users full control over their interaction with large language models across both local and cloud providers. Built as a standalone application without heavy dependencies, it emphasizes simplicity, portability, and ease of setup across multiple platforms including desktop and mobile environments. The tool supports local models such as Ollama and llama.cpp for fully offline operation, while also allowing integration with cloud APIs like OpenAI and Anthropic for access to more advanced capabilities. A key differentiator is its optional encryption of chat history and assets, ensuring that sensitive data can remain secure even when stored locally. Conversations are managed as local JSON files, giving users transparency and direct control over their data. Overall, ConfiChat is designed for users who prioritize privacy, flexibility, and independence from complex infrastructure while still maintaining access.
    Downloads: 30 This Week
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  • 9
    Ollama-GUI

    Ollama-GUI

    A single-file tkinter-based Ollama GUI project

    Ollama GUI by chyok is a minimalist desktop-style interface built to simplify interaction with local Ollama models through a graphical environment rather than the command line. It is implemented as a lightweight single-file application using Python and Tkinter, which means it avoids heavy dependencies and can run with minimal setup on most systems. The project focuses on usability, giving users a straightforward chat interface where they can send prompts, view responses, and manage conversations without needing to interact directly with APIs or CLI commands. It includes practical UI enhancements such as progress indicators, stop controls for generation, and contextual menus that streamline everyday workflows. Despite its simplicity, the tool still exposes important capabilities like configurable system prompts and interaction with multiple models served by Ollama.
    Downloads: 29 This Week
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  • 10
    PhantomBot

    PhantomBot

    PhantomBot is an actively developed open source interactive Twitch bot

    PhantomBot is an actively developed open source interactive Twitch bot with a vibrant community that provides entertainment and moderation for your channel, allowing you to focus on what matters the most to you, your game and your viewers. PhantomBot is a Twitch chat bot powered by Java. PhantomBot has many modern features out of the box such as a built-in webpanel, enhanced moderation, games, a point system, raffles, custom commands, a music player, and more. PhantomBot can also be integrated with many services such as Discord, TipeeeStream, StreamLabs and StreamElements!
    Downloads: 26 This Week
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  • 11
    DSharpPlus

    DSharpPlus

    A .NET Standard library for making bots using the Discord API

    All Nightly versions are available on Nuget as a pre-release. These are cutting-edge versions automatically built from the latest commit in the master branch in this repository, and as such always contains the latest changes. If you want to use the latest features on Discord, you should use the nightlies Despite the nature of pre-release software, all changes to the library are held under a level of scrutiny; for this library, unstable does not mean bad quality, rather it means that the API can be subject to change without prior notice (to ease rapid iteration) and that consumers of the library should always remain on the latest version available (to immediately get the latest fixes and improvements). You will usually want to use this version. The latest stable release is always available on NuGet. Stable versions are released less often, but are guaranteed to not receive any breaking API changes without a major version bump.
    Downloads: 20 This Week
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  • 12
    macai

    macai

    All-in-one native macOS AI chat application

    macai is a native macOS AI chat application that consolidates access to multiple AI providers into a single, polished desktop interface. It is built specifically for macOS using Swift and SwiftUI, delivering a lightweight and responsive experience that integrates seamlessly with the operating system. The app supports a wide range of providers, including OpenAI, Anthropic, Google Gemini, xAI, Perplexity, and Ollama, allowing users to switch between local and cloud-based models without changing tools. It includes advanced features such as multimodal capabilities, image generation, search integration, and reasoning workflows, making it more than just a simple chat client. The application also emphasizes privacy by avoiding telemetry and offering optional iCloud synchronization for cross-device continuity. With its combination of native performance, multi-provider flexibility, and user-friendly design, macai serves as a comprehensive AI hub for macOS users.
    Downloads: 20 This Week
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  • 13
    AstrBot

    AstrBot

    Agentic IM Chatbot infrastructure

    AstrBot is an AI-driven chatbot framework designed to help developers build intelligent conversational agents that can be deployed across multiple messaging environments. The project focuses on modular architecture so users can extend the bot with plugins, custom skills, and integrations without modifying the core engine. It is built to support modern large language model workflows, enabling natural language understanding, automated responses, and task execution within chat contexts. AstrBot emphasizes flexibility for both hobbyists and production scenarios, providing configuration options that allow different AI backends and deployment styles. The repository structure suggests a focus on extensibility and maintainability, making it suitable as a foundation for building personalized assistants or community bots. Overall, AstrBot aims to simplify the creation of powerful AI chat agents while remaining developer-friendly and customizable.
    Downloads: 19 This Week
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  • 14
    Ultroid

    Ultroid

    Telegram UserBot, Built in Python Using Telethon lib

    Ultroid, a pluggable telegram userbot, made in python using Telethon! Ultroid has been written from scratch, making it more stable and less crashes. Ultroid warns you when you try to install/execute dangerous stuff (people nowadays make plugins to hack user accounts, Ultroid is safe). Unlike many others userbots that are being suspended by Heroku, Ultroid doesn't get suspended. Ultroid has been written from scratch, making it more stable and less of crashes. Error handling been done in the best way possible, such that the bot doesn't crash and stop all of a sudden. Ultroid has minimal amount of plugins (just the necessary ones) in the main repository, and all the other less-useful stuff in the addons repository. This facilitates quick deployments and lag-free use. Ultroid can install any plugin from the most of the other 'userbots' without any issue.
    Downloads: 19 This Week
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  • 15
    Telegram SMS

    Telegram SMS

    An SMS-forwarding Robot Running on Your Android Device

    With the power of Telegram SMS, your multi-phone life is much easier than before. Receiving and sending SMS, relaying APP notifications, monitoring battery status. All stuff can be done with a single Telegram bot. You can use the bot in both private chat and group chat, in case you have more than 2 Android phones, or sharing the bot with other people. Telegram SMS connects with Telegram's bot API server directly, no 3rd-party services involved.
    Downloads: 18 This Week
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  • 16
    DeepSeek Desktop

    DeepSeek Desktop

    DeepSeek Chat desktop application based on Pake technology

    DeepSeek Desktop is an unofficial open-source desktop shell for the hosted DeepSeek Chat website. Built with Pake and Tauri, it packages the web experience into a lightweight application rather than providing or running a local language model. The project targets macOS 10.15 or newer and Windows, with DMG, NSIS EXE, and MSI releases. Its frameless, resizable window provides a cleaner and more focused chat workspace than an ordinary browser tab. Developers can customize the target URL, application name, icon, and default window dimensions through the Pake configuration file. Node.js, Rust, and the Pake CLI are used for local builds, with platform-specific npm commands included. GitHub Actions automates multi-platform builds, version increments, and release publication.
    Downloads: 17 This Week
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  • 17
    Pyrogram

    Pyrogram

    Elegant, modern and asynchronous Telegram MTProto API framework

    Pyrogram is a modern, elegant and asynchronous MTProto API framework. It enables you to easily interact with the main Telegram API through a user account (custom client) or a bot identity (bot API alternative) using Python. Ready: Install Pyrogram with pip and start building your applications right away. Easy: Makes the Telegram API simple and intuitive, while still allowing advanced usages. Elegant: Low-level details are abstracted and re-presented in a more convenient way. Fast: Boosted up by TgCrypto, a high-performance cryptography library written in C. Type-hinted: Types and methods are all type-hinted, enabling excellent editor support. Async: Fully asynchronous (also usable synchronously if wanted, for convenience). Powerful: Full access to Telegram's API to execute any official client action and more.
    Downloads: 17 This Week
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  • 18
    chat

    chat

    chat web app for teams, sass with user management and ratelimit

    chat is a team-oriented chat web application delivered as a SaaS-style system with built-in user management, rate limiting, and support for several major model providers. It is positioned as a collaborative chat platform rather than a single-user demo, which is reflected in its administrative structure, multi-user handling, and deployment-oriented documentation. The project supports OpenAI, Azure OpenAI, Claude, Gemini, and Ollama-hosted models, giving teams flexibility in how they connect model backends. Its feature set includes shareable static pages generated from conversations, searchable conversation snapshots, text file uploads, multimedia file support when the model allows it, and prompt management with shortcut-based access. The repository structure also points to both web and Flutter-based mobile components, suggesting a broader product surface than a simple browser-only interface.
    Downloads: 16 This Week
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  • 19
    Ollama JavaScript Library

    Ollama JavaScript Library

    Ollama JavaScript library

    Ollama JavaScript is the official JavaScript client for integrating Ollama into JS and TS applications with a lightweight, developer-friendly API. It is designed around the Ollama REST API, so it feels consistent with the platform while making common tasks easier to handle in application code. The library supports standard chat interactions, text generation, embeddings, and model management, which makes it useful for both simple chat interfaces and more advanced AI-powered workflows. It works in Node.js and also supports browser usage through a dedicated browser import, which broadens where it can be deployed. Streaming responses are built in, returning an async generator so applications can render output progressively instead of waiting for a full response. It also supports cloud-hosted usage by pointing the client at Ollama’s cloud endpoint with an API key, while preserving a familiar local-first workflow for developers who want to move between local and remote execution.
    Downloads: 15 This Week
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  • 20
    Telegram Media Downloader

    Telegram Media Downloader

    Download media files from a telegram conversation/chat/channel

    Download media files from a telegram conversation/chat/channel up to 2GiB per file.
    Downloads: 14 This Week
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  • 21
    Bionic GPT

    Bionic GPT

    Bionic is an on-premise replacement for ChatGPT

    Bionic is an on-premise generative AI platform positioned as a private replacement for ChatGPT, with a strong emphasis on data confidentiality, team collaboration, and enterprise deployment. It can run locally on a laptop for small pilots, but it is also designed to scale into data center and Kubernetes environments for much larger usage. The interface is intentionally familiar, offering a ChatGPT-like experience with customizable branding, fast Rust-based performance, and conversation history management. Beyond chat, Bionic focuses heavily on enterprise RAG by letting users create AI assistants that work with their own documents, share those assistants across teams, and configure embeddings, chunking, and system prompts through the UI. The platform supports a wide variety of document types, includes data isolation features for teams, and layers in security measures such as RBAC, row-level security in Postgres, strong content security policy settings, and minimal container builds.
    Downloads: 12 This Week
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  • 22
    ChatALL

    ChatALL

    Concurrently chat with ChatGPT, Bing Chat, Bard, Alpaca, Vincuna, etc.

    Concurrently chat with ChatGPT, Bing Chat, bard, Alpaca, Vincuna, Claude, ChatGLM, MOSS, iFlytek Spark, ERNIE and more, discover the best answers. Large Language Models (LLMs) based AI bots are amazing. However, their behavior can be random and different bots excel at different tasks. If you want the best experience, don't try them one by one. ChatALL (Chinese name: 齐叨) can send prompt to several AI bots concurrently, help you to discover the best results.
    Downloads: 11 This Week
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  • 23
    AIOGram

    AIOGram

    Framework for Telegram Bot API written in Python 3.7 with asyncio

    aiogram is modern and fully asynchronous framework for Telegram Bot API written in Python with asyncio and aiohttp. It helps you to make your bots faster and simpler. Is a pretty simple and fully asynchronous framework for Telegram Bot API written in Python 3.7 with asyncio and aiohttp.
    Downloads: 10 This Week
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  • 24
    wa-automate-nodejs

    wa-automate-nodejs

    WhatsApp tool for chatbots with advanced features

    wa-automate-nodejs is the most advanced NodeJS library which provides a high-level API to control WA. Want to convert your WA account to an API instantly? You can now with the CLI. For more details see Easy API. After executing create() function, @open-wa/wa-automate will create an instance of WA web. If you are not logged in, it will print a QR code in the terminal. Scan it with your phone and you are ready to go! @open-wa/wa-automate will remember the session so there is no need to authenticate every time.
    Downloads: 10 This Week
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  • 25
    ChatOllama

    ChatOllama

    ChatOllama is an open-source AI chatbot

    ChatOllama is an open-source chatbot platform built with Nuxt 3 and designed to provide a private, extensible interface for working with multiple modern language model providers. It goes beyond a basic chat UI by supporting a broad model ecosystem that includes OpenAI, Azure OpenAI, Anthropic, Google Gemini, Groq, Moonshot, Ollama, and other OpenAI-compatible services. The platform also includes higher-level capabilities such as AI agents, document-backed knowledge bases, real-time voice chat, and Model Context Protocol integration for external tools. Its RAG functionality allows document upload and knowledge-base-driven interaction, while vector database support adds more scalable retrieval options. Deployment is streamlined with Docker Compose, and the project also includes internationalization and modular feature toggles for controlling what parts of the system are enabled. As a result, ChatOllama feels less like a single chatbot and more like a flexible self-hosted AI workspace.
    Downloads: 8 This Week
    Last Update:
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