Best open source AI tools

UniBee is an open-source subscription billing and payment management platform designed for SaaS businesses. It offers a flexible, cost-effective alternative to proprietary solutions, supporting various billing models like recurring, usage-based, and one-time payments. With features like multi-gateway support (including crypto), automated invoicing, revenue analytics, and options for both cloud and self-hosting, UniBee empowers businesses to streamline their global financial operations and scale efficiently.

LlamaChat is a free, open-source macOS application that allows you to run and chat with powerful large language models like LLaMA, Alpaca, and GPT4All directly on your Mac. It prioritizes privacy by keeping all data local and offers a seamless, native experience for offline AI interaction.

CalcForge is an open-source, community-driven platform offering a library of engineering calculators for civil, structural, mechanical, and electrical engineering. It provides free tools, extensive datasets, and Python automation training to democratize engineering knowledge and empower users to build their own solutions.

dstack is an open-source container orchestrator designed for AI and ML teams. It simplifies workload orchestration and maximizes GPU utilization across any cloud provider, on-premise cluster, or accelerated hardware. It provides a unified compute layer, streamlining development, training, and model deployment.

MONAI (Medical Open Network for AI) is a free, open-source, PyTorch-based framework designed to accelerate AI in healthcare. It provides a comprehensive ecosystem of tools for researchers and clinicians, covering the entire AI lifecycle from data annotation and model training (MONAI Core, MONAI Label) to clinical deployment (MONAI Deploy), bridging the gap between research and real-world application.

Tersa is an open-source visual AI playground for building complex AI workflows. It features a drag-and-drop canvas where users can connect nodes to integrate over 100 AI models from leading providers like OpenAI and Anthropic. It supports multi-modal operations, including text generation, image creation, video synthesis, audio transcription, and code transformation, making it a versatile tool for developers and creators.

Ludwig is a low-code, open-source deep learning framework that simplifies building and training custom AI models. Using declarative YAML configurations, users can easily create complex models, including LLMs, for multi-modal and multi-task learning without extensive boilerplate code. It's designed for scalability, production-readiness, and integrates with popular tools like HuggingFace and MLFlow.

Vizzy is an AI-powered tool that leverages Large Language Models (LLMs) for rapid data visualization. Simply upload your data file, and Vizzy's AI will analyze it to automatically generate insightful charts, graphs, and maps. It's a no-code, open-source platform designed to make data analysis accessible to everyone, from researchers to business analysts. Explore public datasets or visualize your own, turning raw numbers into clear visuals in seconds.

Sherpa Coder is a free VS Code extension that integrates OpenAI Assistants directly into your editor. It enhances developer productivity by enabling context-aware chat, custom AI assistant usage, and seamless collaboration with AI for coding, debugging, and learning, all within the VS Code environment.

Trieve is a free, open-source AI search infrastructure for developers. Acquired by Mintlify and now under an MIT license, it empowers the creation of advanced discovery experiences, including conversational AI, state-of-the-art semantic search, and RAG applications, with a focus on self-hosting and customization.

sharedrecruiting (SRC) is an AI-powered, candidate-centric recruiting platform. It acts as an inbox assistant for job seekers to reduce spam and a smart sourcing sidekick for companies to connect with talent at the perfect time, fostering transparent, opt-in communication.

MAGE is a free AI-powered generator that creates full-stack web applications from simple text descriptions. Built on the Wasp framework, it uses GPT to generate code for React, Node.js, and Prisma, allowing you to build and deploy apps like to-do lists, blogs, or plant trackers in minutes.

Thepanel is an open-source, AI-powered analytics platform for modern products. It enables real-time event tracking, customizable dashboards, and seamless data integration from any source. Leverage predictive analytics to understand user behavior, make smarter decisions, and accelerate growth.

React is a free and open-source JavaScript library for building user interfaces based on components. Developed by Meta, it enables developers to create large-scale web and native applications with complex, interactive UIs efficiently. It uses a declarative approach and a component-based architecture to build encapsulated components that manage their own state.

FlowTestAI is the first open-source, GenAI-powered IDE for API-first workflows. It allows developers to describe end-to-end user experiences in natural language and automatically translates them into executable API tests. Featuring a visual interface, CLI for CI/CD integration, and an analytics dashboard, it simplifies API testing, enhances collaboration, and prioritizes privacy with local operation.

Papers with Code is a free, open resource for machine learning researchers and developers. It connects scientific papers to their corresponding open-source code, making research more accessible and reproducible. The platform features state-of-the-art leaderboards, browsable datasets, and a comprehensive collection of AI research, helping users track progress, find implementations, and accelerate their work. It is an essential tool for anyone in the AI/ML community.

Midday is an AI-powered, all-in-one business management platform designed for freelancers, agencies, and small businesses. It automates and streamlines financial and administrative tasks, including invoicing, time tracking, expense management, and file reconciliation. By connecting to your bank accounts, Midday provides a unified financial overview and an AI assistant to offer insights, helping you run your business smarter and save valuable time.

papert is an open-source AI pair programmer that integrates with your local Git repository. It allows developers to collaborate with LLMs like GPT-4o and Claude 3.5 Sonnet to ask questions, edit code across multiple files, refactor, debug, and automate routine coding tasks.

Home Assistant is a powerful, open-source home automation platform that prioritizes local control and user privacy. It integrates with thousands of smart devices and services, allowing you to create powerful automations, custom dashboards, and even use a private, local voice assistant. Powered by a global community, it puts you in complete control of your smart home data.

HyperMink provides Inferenceable, a free, open-source, and self-hostable AI inference server. Built on Node.js and llama.cpp, it allows developers and businesses to run large language models locally, ensuring complete data privacy, control, and cost-effectiveness. Your AI, Your Rules.

Browser MCP connects AI applications like Claude or Cursor directly to your web browser. This enables you to automate repetitive tasks, conduct end-to-end software testing, and scrape web data using AI commands. It operates locally for maximum speed and privacy, leveraging your existing browser sessions to bypass logins and avoid bot detection.

hyperficient is an open-source AI tool for developers and ML engineers that automates the search for the most efficient fine-tuning strategies for neural networks. It significantly reduces computational costs, GPU time, and manual effort, enabling optimal model performance on limited resources.

ShellMate is an open-source, AI-powered command-line productivity tool designed for developers and system administrators. Powered by OpenAI, it acts as your terminal's best friend, allowing you to use natural language to find commands, get predictive suggestions based on your history, and receive context-aware help without ever leaving your console. Simply use the `sm` shortcut to boost your command-line efficiency and reduce time spent searching for syntax.

formsflow.ai is a low-code, open-source platform designed for building complex forms and automating workflows. It integrates a drag-and-drop form builder, a powerful BPMN/DMN workflow engine, and AI-driven analytics, including sentiment analysis. Ideal for enterprises, governments, and developers, it offers scalable, multi-tenant solutions for streamlined business process management and data-driven decision-making.