Open-source alternatives to BotBuilder Samples

Ai-chatbot-framework is a conversational AI platform designed for building, training, and managing virtual assistants. It features a natural language processing engine that recognizes user intents and extracts named entities using machine learning models and word embeddings to drive dialogues. The platform supports end-to-end agent development lifecycles alongside visual scenario authoring interfaces for creating and configuring conversation flows. The platform includes stateful multi-turn session stores that preserve contextual history across exchanges, as well as a modular tool execution en

Rasa is a chatbot development platform and conversational AI framework used to design, deploy, and integrate multi-turn conversational agents. It functions as an LLM orchestration engine and NLU dialogue manager, combining large language model fluency with structured business logic to control agent behavior. The framework enables the development of conversational assistants that automate text and voice interactions. It allows for the definition of conversational flows using flexible sequences and provides tools to inspect agent decisions to debug and validate the internal reasoning process.

This project provides a comprehensive framework for building, deploying, and orchestrating autonomous agents within a decentralized network. It serves as a collection of patterns and examples for developing intelligent software entities capable of performing complex tasks, making decisions, and interacting with other agents to achieve shared goals. The framework distinguishes itself through its focus on multi-agent orchestration and decentralized communication. It enables the coordination of specialized agent teams that collaborate on workflows through structured messaging protocols, allowing

qqbot is a bot framework designed for building automated conversational agents and plugins using the SmartQQ client. It provides a conversational bot SDK for processing messages, managing group memberships, and executing event callbacks. The project is distinguished by its use of a headless browser automator to handle account logins and session management. It also includes an IRC chat bridge that functions as a gateway to forward conversations between a local IRC server and the messaging platform. The framework covers a wide range of capabilities, including dynamic plugin management, time-ba

This project is a multi-channel AI agent and chatbot framework that allows a single AI intelligence to be deployed across various messaging platforms, web interfaces, and email accounts. It functions as a cross-model AI gateway, providing a unified interface to route requests between different large language model providers. The system is distinguished by its autonomous task planning and knowledge management capabilities. It can decompose complex goals into sequential execution steps using external tools and a headless browser, while simultaneously extracting information from conversations to

Tambo is an orchestration platform and framework designed for building generative user interfaces and conversational AI agents. It provides the infrastructure to manage persistent chat threads, execute multi-step reasoning workflows, and integrate large language models with external tools and services. By combining an agent orchestration layer with a component-based library, the project enables developers to create interactive interfaces where AI models dynamically render and update UI elements in real-time. The framework distinguishes itself through its generative UI capabilities, which allo

Agenta is a Prompt Ops lifecycle manager and prompt management platform that decouples prompt engineering from application code. It serves as a centralized system for developing, versioning, and deploying prompt templates and model configurations across different environments. The platform functions as an AI agent orchestrator with a visual interface for building agent workflows and connecting models to external tools. It further acts as an evaluation framework and observability tool, utilizing OpenTelemetry to capture execution traces, monitor latency, and track token costs. The system cove

Droidrun is a mobile device automation framework that uses large language models to translate natural language commands into executable actions on mobile operating systems. It functions as an agent orchestrator and UI automation engine, providing a reasoning engine that decomposes complex mobile tasks into smaller, manageable steps. The system distinguishes itself through a hierarchical action translation process and the ability to analyze accessibility trees and screenshots to determine the visual layout and current status of mobile applications. It supports execution across both physical ha

Mods is a terminal-based AI client that sends prompts to large language models and streams responses back to the command line. It functions as a multi-provider AI gateway, routing queries to OpenAI, Cohere, Groq, Gemini, and local endpoints, and includes a conversation history manager that saves, caches, branches, and resumes text-based interactions. The tool also operates as a Model Context Protocol client, connecting to external MCP servers via stdio, SSE, or HTTP to extend model capabilities with specialized tools and data. The project distinguishes itself through a config-driven provider

Nonebot2 is an asynchronous Python framework for building event-driven chatbots across multiple messaging platforms. It centers on a non-blocking event bus and a driver-based adapter system that unifies different messaging protocols into a single consistent interface. The framework utilizes a modular plugin architecture, allowing for the discovery and loading of third-party extensions to add new event handlers and system capabilities. It distinguishes itself with a type-annotation based dependency injection system that automatically resolves and provides required service objects to handlers a

Bard-API is an asynchronous Python wrapper and client for interacting with Google Gemini. It functions as a stateful conversation manager and multimodal interface, allowing users to send text and image prompts to a language model and retrieve responses. The library utilizes a cookie-based authentication system that extracts session tokens from local browser storage to authorize requests. To manage access and connectivity, it includes proxy-based request routing to bypass regional restrictions and avoid IP blocks. The project covers capabilities for multimodal AI analysis and the maintenance

Botman is an extensible PHP library for building chatbots that work across multiple messaging platforms from a single codebase. It provides a framework-agnostic foundation for creating chat bots that can operate on platforms like Slack, Telegram, and Facebook Messenger without requiring platform-specific code. The library abstracts each chat platform behind a common driver interface, allowing developers to send and receive messages uniformly. It includes a conversation state machine for managing multi-turn dialogues, a message matching engine that triggers responses based on keywords or patte

Claude Code is a command-line interface and multi-agent orchestration framework designed for autonomous software engineering. It enables AI agents to perform codebase modifications, debugging, and Git workflow management while coordinating multiple specialized agents to decompose and execute complex engineering tasks in parallel. The system distinguishes itself through a high degree of isolation and safety, utilizing Git worktrees to create independent working directories for concurrent agents and implementing a tiered permission system that combines user rules, project policies, and OS-level

Chinese-Vicuna is a Chinese large language model and instruction-following AI based on the LLaMA architecture. It is specifically designed for natural language understanding and generation in the Chinese language, utilizing an instruction-tuned model to follow complex user prompts across conversations. The project provides a LoRA fine-tuning framework and quantization systems to enable model adaptation and inference on consumer hardware. It implements quantized inference to reduce memory usage on both CPUs and GPUs, supported by a low-level C++ implementation to minimize system resource requi

OpenSquilla is an LLM agent orchestration framework designed to coordinate multi-step AI workflows and tool execution using directed acyclic graphs. It functions as a centralized system for managing specialized skill packages and executing complex reasoning sequences. The project distinguishes itself through a routing gateway that directs tasks to different AI providers based on complexity, cost, and performance. It utilizes a multi-tier AI memory system that organizes working, episodic, and semantic knowledge using local embeddings and SQLite, alongside a secure execution sandbox that isolat

OpenChat is a conversational AI agent builder and customer service automation platform that uses large language models to power customer support chatbots across multiple channels. It provides tools for defining AI agent behavior, training on custom knowledge, managing actions, and controlling autopilot responses per channel. The platform enables deploying AI agents on web, phone, email, SMS, and WhatsApp, with a unified inbox for managing conversations across all channels. It includes CRM synchronization, automated workflows, contact segmentation, and analytics for tracking customer satisfact

This repository is a technical documentation site and a collection of guides and references for implementing networking, security, and cloud infrastructure services. It functions as a static-site generated portal and a headless content platform, separating source files from the presentation layer to enable flexible rendering. The project utilizes markdown-based documentation stored in a version-controlled Git repository. It provides specialized technical content including an AI platform documentation for building agents and managing inference, a cloud infrastructure guide for DNS and CDN conf

This project is an educational collection of Jupyter notebooks and guides focused on building applications with the LangChain framework. It serves as a practical resource for developers learning to implement prompt engineering, retrieval-augmented generation, and autonomous agent workflows to create intelligent, context-aware systems. The repository distinguishes itself by providing hands-on tutorials for connecting language models to private datasets and external tools. It covers the end-to-end process of designing structured input templates, orchestrating multi-step task sequences, and main

Letta is a framework for building, deploying, and managing autonomous AI agents that maintain persistent state across long-term interactions. It provides a comprehensive suite of primitives for defining agents with configurable personas, modular memory blocks, and tool-use capabilities, enabling them to retain user preferences and conversation history over extended sessions. The platform distinguishes itself through its advanced memory management and orchestration capabilities. It allows agents to autonomously update their own memory, perform retrieval-augmented generation, and coordinate com

WeRoBot is a chatbot development framework and API integration library designed for building automated bots and managing interactions for WeChat official accounts. It provides a structured environment for processing user inputs and delivering programmed responses through a dedicated message routing engine. The framework distinguishes itself with a stateful session manager that persists user data across interactions using pluggable storage backends. It also features a routing system that parses XML payloads and directs traffic to specific handlers based on content, events, or text patterns. T

Genkit is an LLM application framework and generative AI developer toolkit designed for building production AI applications. It serves as an AI workflow orchestrator that coordinates model calls and agentic tool usage through type-safe execution flows. The project provides a unified model interface and plugin architecture to standardize access to diverse large language models, vector stores, and telemetry backends. It distinguishes itself with a dedicated observability suite for tracing execution steps and a developer toolkit for prompting, debugging, and evaluating AI logic via a local inter

gpt4free-ts is a TypeScript-based LLM API proxy and gateway that provides a unified interface for accessing large language models without paid subscriptions or official API keys. It functions as a containerized AI bridge that routes requests to various free third-party providers to retrieve chat completions. The project acts as an OpenAI API wrapper, translating requests and responses into the standard OpenAI chat completions format to ensure compatibility with existing AI tools. It utilizes a provider-based routing system to distribute request loads across available endpoints. The gateway s

nlp.js is a JavaScript natural language processing library and development framework used to build natural language understanding engines. It provides a toolkit for creating local machine learning models for intent classification and acts as a multilingual text processor that detects languages and normalizes text across various dialects. The framework distinguishes itself by supporting local execution on both servers and mobile devices, enabling chatbot functionality without an internet connection. It features a specialized system for conversational slot filling to collect mandatory informati

This project is a TypeScript SDK and application framework for integrating large language models into software. It provides a unified interface and multi-provider model wrapper to interact with various AI model providers through a single, consistent API. The toolkit includes a generative UI framework and an AI agent orchestrator. These tools enable the creation of autonomous agents capable of executing functions and the development of AI-driven user interfaces with specialized state management for streaming chatbot components. The framework covers broad capability areas including stream-base

This project is a cross-platform messaging client that implements a secure, real-time communication protocol. It provides a comprehensive development toolkit, including a database library and messaging SDK, which allows for the creation of custom messaging applications that maintain synchronized state across multiple devices. The core architecture relies on an asynchronous event-driven model to ensure responsive performance while managing persistent local database synchronization with server-side state. The client distinguishes itself through a robust end-to-end encryption layer that supports

This project is a centralized identity and access management platform that functions as a single source of truth for user authentication. It enables organizations to manage user sessions and enforce security policies across multiple connected client applications through a unified service. The platform distinguishes itself by utilizing the Central Authentication Service protocol to facilitate secure identity exchange. It provides a dedicated management interface for registering client applications and defining specific access permissions, while also supporting integration with external social

rustdesk-api is a web-based management server for RustDesk remote desktop infrastructure. It provides a centralized administrative interface to organize devices, user accounts, and address books. The system functions as an identity gateway, integrating external providers such as LDAP, OIDC, GitHub, and Google to manage user access. It also includes a guest access link generator that creates temporary URLs for restricted device access without requiring account registration. The project covers remote infrastructure management, including relay server configuration, bandwidth limits, and IP blac