Ai-agent Open-source apps 2026

DSPy

Automated prompt optimization framework for building AI Agents Show more

DSPy is a versatile open-source Python framework designed for developers aiming to build language model applications with ease and efficiency. By embracing modular and declarative programming, DSPy streamlines the development process, allowing developers to focus on high-level logic instead of the intricate details of prompt crafting. The framework automates both prompt engineering and model selection, reducing the manual workload and enhancing productivity. DSPy also optimizes prompts and models based on specified metrics, ensuring that AI systems are not only reliable but also scalable and efficient. This makes DSPy an ideal choice for developers seeking to create sophisticated language models with minimal hassle and maximum performance.

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Automated prompt optimization

Modular programming

Declarative programming

Model selection automation

High-level logic focus

Prompt and model optimization

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Khoj

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Your AI second brain for personal and enterprise use Show more

Khoj is a versatile, open-source personal AI application designed to seamlessly adapt from individual devices to large-scale cloud enterprise environments. It features dynamic chat capabilities with various large language models (LLMs), enabling users to interact effortlessly. Khoj stands out with its ability to answer questions utilizing internet resources and personal documents, ensuring informed and contextual responses. The app integrates smoothly with multiple platforms, offering enhanced accessibility and flexibility. Users can create custom AI agents, automate research tasks, and leverage advanced semantic search for improved efficiency. Furthermore, Khoj supports multimedia generation, catering to diverse content needs. Emphasizing user control and security, Khoj is fully self-hostable and prioritizes privacy in all its functionalities.

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Query answering

Platform integration

Privacy-focused

Semantic search

Chat functionality

Custom agent creation

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NPi AI

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Open-source platform for AI tool integration Show more

NPi AI is a versatile open-source platform designed to enhance the functionality of AI agents through its robust APIs. It empowers these agents to seamlessly operate and interact with various software tools and applications, broadening the scope of what can be achieved with AI technology. By facilitating the creation of custom tools, NPi AI allows users to incorporate unique functionalities into their AI workflows, thereby elevating automation and interaction capabilities. Its open-source nature ensures flexibility and adaptability, catering to the diverse needs of developers and businesses seeking to innovate and optimize their processes. With NPi AI, the integration of tailored solutions becomes streamlined, paving the way for more sophisticated and efficient AI-driven operations. This platform is ideal for those looking to push the boundaries of AI usability and application across different domains.

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Ai tool integration

Custom tool creation

Enhanced automation

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Automata

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A research project for creating self-improving AI agents through interaction. Show more

Automata is an innovative, open-source project dedicated to advancing the field of artificial intelligence through the creation of self-improving AI agents. These agents possess the unique capability to evolve their own code, driven by their interactions with various environments and one another, mirroring the process of self-writing or self-improvement. Built on the robust Python programming language, Automata employs techniques such as reinforcement learning to allow agents to autonomously adjust and enhance their behaviors over time. The project provides a dynamic platform for exploring the transformative potential of self-directed learning and adaptation in AI systems. By facilitating continuous evolution and adaptation, Automata aims to push the boundaries of AI research and applications.

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Self-improving agents

Code evolution

Autonomous behavior

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Atomic Agent

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Modular framework for building agentic AI applications with ease and flexibility. Show more

Atomic Agent is an innovative, open-source framework crafted by BrainBlend AI, tailored for creating sophisticated multi-agent systems and AI applications. It uniquely emphasizes a modular and atomic approach, empowering developers to build intricate AI solutions by seamlessly integrating simple, interchangeable components. This modularity ensures that developers maintain control over the system's output while allowing each component to be easily modified or replaced as needed. The framework is particularly suited for real-world applications where consistent performance and reliability are critical. Its design facilitates adaptability, making it an excellent choice for projects that demand a high degree of customization and flexibility. By focusing on atomicity, Atomic Agent supports the development of robust systems that can evolve over time without significant overhauls.

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Modular framework

Agentic ai applications

Multi-agent systems

Component interchangeability

Atomicity emphasis

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Agent Inbox UI

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Web app for human-in-the-loop interactions with AI agents in LangGraph applications Show more

Agent Inbox UI is a versatile open-source web application designed to streamline human interaction with AI agents within LangGraph applications. It offers an intuitive interface that caters to both technical and non-technical users, allowing them to seamlessly engage with AI-driven workflows. The app supports a variety of interaction types, such as accepting, editing, or responding to actions proposed by AI agents, thus facilitating active human collaboration in the AI decision-making process. Agent Inbox UI is highly adaptable and can be easily integrated with any LangGraph application, whether it is running locally or deployed externally. This ensures that regardless of the deployment environment, users can maintain robust and efficient interactions with AI systems. With its emphasis on user-friendly interactions, Agent Inbox UI demystifies complex AI processes and empowers users to play an active role in shaping AI outcomes.

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Human interaction facilitation

Ai workflow engagement

Agent action editing

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XAgent

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Open-source LLM-powered agent for complex task automation Show more

XAgent is a versatile and open-source autonomous agent that leverages the power of large language models to tackle a wide range of tasks efficiently. Its robust design ensures seamless operation within a secure environment, utilizing Docker containers to manage and execute necessary actions. This setup enables XAgent to proficiently handle tools such as file editors, web browsers, and Python notebooks. An admirable feature of XAgent is its support for human collaboration, allowing for productive interaction between users and the agent. Its extensible architecture empowers users to integrate additional tools and agents, thereby continuously enhancing its functionality and adaptability. Perfectly suited for developers and tech-savvy users, XAgent offers an innovative approach to automating complex workflows and processes.

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Task automation

Secure environment

Tool management

Human collaboration

Extensible design

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Surf.new

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An open-source alternative to OpenAI Operator Show more

Surf.new is a cutting-edge, open-source application designed to enhance your online experience by employing AI agents that can dynamically browse and interact with web pages. This innovative platform allows users to test and utilize AI agents, giving them the power to perform tasks such as automation and web research seamlessly. By mimicking human browsing behavior, these agents simplify complex processes, making workflows more efficient and intuitive. Surf.new is ideal for developers, researchers, and anyone eager to leverage AI for web exploration without constraints. Best of all, it’s completely free, allowing users to freely explore its robust capabilities. With Surf.new, the future of web interaction is at your fingertips.

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Task automation

Ai web browsing

Webpage interaction

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LLMStack

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Open-source platform to build AI Agents, workflows and applications with your data Show more

LLMStack is a comprehensive platform that enables the creation of AI-powered applications using large language models with ease. Designed for both technical and non-technical users, it features a no-code builder that allows for the seamless creation and deployment of AI applications without the need for extensive coding knowledge. The platform integrates multiple large language models, offering flexibility and choice in AI model selection. LLMStack also provides robust tools for data management, enabling users to efficiently handle and process data with vector stores. Workflow automation capabilities further streamline the development process, allowing for the construction of complex AI workflows. With its user-friendly interface and powerful features, LLMStack is an ideal solution for anyone looking to harness the power of AI in their applications.

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Workflow automation

Data management

No-code builder

Llm integration

Api management

Vector stores processing

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Mirascope

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An OSS Python toolkit for building AI agents and apps with abstractions that aren't obstructions. Show more

Mirascope is an innovative open-source Python toolkit tailored for developers looking to seamlessly integrate Large Language Models (LLMs) into their applications. It provides intuitive abstractions that give developers the necessary control to harness the power of LLMs effectively. With Mirascope, you can build robust applications using LLMs as standalone offerings or blend its components with other frameworks to optimize your development process. The toolkit’s flexibility and modularity enable you to leverage existing workflows while introducing the advanced language processing capabilities of LLMs. Whether you are developing new applications from scratch or enhancing existing ones, Mirascope empowers developers to efficiently incorporate sophisticated language technologies. Its open-source nature encourages collaboration and innovation, ensuring that you stay ahead in the evolving field of artificial intelligence.

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Llm integration

Ai agent building

Framework flexibility

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Smolagents AI Agent

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Create AI agents with minimal code using Hugging Face's lightweight framework Show more

Smolagents AI Agent is a cutting-edge open-source framework designed to empower developers to create and deploy advanced AI agents effortlessly. Developed by the esteemed Hugging Face team, Smolagents stands out for its emphasis on simplicity, allowing users to build sophisticated agents with minimal coding. This framework enhances the capabilities of Large Language Models (LLMs), enabling them to engage in seamless interactions with the real world. By prioritizing efficiency, Smolagents offers a streamlined process for integrating AI into various applications. Its open-source nature encourages collaboration and innovation, making it a valuable tool for developers looking to harness AI's potential in a straightforward manner. With Smolagents, developers can focus on creativity and functionality, knowing they have a reliable framework underpinning their AI endeavors.

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Deploy ai agents

Ai agent creation

Minimal coding

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Langfuse

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LLM engineering platform for observability and metrics Show more

Langfuse is a robust open-source platform crafted for developers focused on engineering large language model (LLM) applications. It offers a comprehensive suite of tools designed to enhance the development process by providing observability, metrics tracking, and prompt management functionalities. This empowers teams to monitor and optimize their LLM workflows effectively, fostering a more efficient iteration process. Additionally, Langfuse includes evaluation capabilities to ensure that the models perform at their best. With flexible deployment options, users can choose between self-hosting or using the cloud version, making it a versatile solution suitable for both startups and larger enterprises. Overall, Langfuse streamlines the complexities of LLM development, enabling innovation and performance excellence.

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Metrics tracking

Observability tools

Prompt management

Evaluation tools

Self-hosting option

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Phoenix

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Phoenix Arize is an open-source AI observability platform for LLMs. Show more

Phoenix Arize is an innovative, open-source AI observability platform tailored for optimizing language model (LLM) applications. Built on the robust foundation of OpenTelemetry, it offers a vendor, framework, and language-agnostic environment, ensuring unparalleled flexibility for developers. The platform provides comprehensive insights and visibility into the inner workings of AI applications, allowing for thorough tracing and evaluation. Geared towards early-stage developers, Phoenix Arize supports pre-deployment assessment and troubleshooting directly from a local machine, facilitating a streamlined development process. Whether you're fine-tuning models or diagnosing issues, Phoenix Arize empowers users with the tools needed to enhance AI performance efficiently.

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Ai observability

Trace applications

Evaluate models

Optimize llms

Pre-deployment evaluation

Local troubleshooting

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assistant-ui

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Typescript/React library for building conversational AI interfaces Show more

assistant-ui is an open-source library designed for developers looking to integrate AI chat interfaces into their applications seamlessly. Utilizing Typescript and React, this library offers a collection of customizable components that streamline the process of crafting sophisticated chat UIs. With its versatile design based on shadcn/ui and Tailwind, assistant-ui ensures flexibility and ease of use, accommodating various design requirements. It features integrations with popular AI tools, allowing for the efficient deployment of AI-powered functionalities. Additionally, the library provides a ChatGPT-like interface, bringing advanced conversational experiences directly into your app. Ideal for developers focused on building modern, interactive interfaces, assistant-ui significantly reduces the time and effort required to create dynamic AI chat solutions.

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Customizable components

Ai tool integrations

Chatgpt-like ui

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E2B

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Open-source secure sandboxes for AI-generated code execution Show more

E2B is an innovative cloud-based platform that provides a secure and isolated environment for AI agents and applications, ensuring safe and efficient code execution. It features a versatile Code Interpreter SDK, allowing developers to seamlessly incorporate code interpreting capabilities into their AI projects. This facilitates dynamic code execution and supports long-running processes, enhancing the flexibility and functionality of AI applications. E2B supports a wide range of programming languages, including Python and JavaScript, catering to diverse development needs. Additionally, E2B offers a suite of powerful tools for coding, debugging, and integrating with large language models, empowering developers to build and refine their AI solutions with ease. By offering a robust and secure environment, E2B.dev is ideal for developers looking to elevate their AI applications with advanced code execution capabilities.

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Multi-language support

Debugging tools

Secure sandboxes

Code execution

Code interpreter sdk

Dynamic execution

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BaseAI.dev

8.2

1 Reviews

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The easiest open-source way to build Serverless autonomous AI agents with memory and tools. Show more

BaseAI.dev is an innovative Web AI Framework designed to democratize the creation of autonomous AI agents. It offers developers, regardless of their AI/ML expertise, a seamless way to build serverless AI solutions. With Base AI, users can effortlessly create agentic pipes, self-healing tools, and deep reasoning memory capabilities all in a local-first, offline development environment. Once development is complete, deployment is simplified with a single command, `npx baseai deploy`, to the ⌘ Langbase platform. This provides a serverless and scalable solution for hosting AI applications. By focusing on accessibility, BaseAI.dev aims to empower every developer to harness the potential of AI, making it an invaluable tool for both novices and seasoned experts in the field.

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Autonomous ai agents

Serverless deployment

Agentic deep memory

Self-healing tools

Offline developer experience

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bolt new ai

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"Create real software through natural conversation(https://boltnew.ai/)" Show more

Bolt New AI redefines software development by leveraging advanced natural language processing to make application creation accessible to everyone. Powered by DeepSeek V3, this open-source platform enables users, regardless of their technical expertise, to transform conversational prompts into fully functional software effortlessly. This democratization of development encourages innovation and creativity by removing traditional barriers to entry. Additionally, Bolt New AI emphasizes transparency and collaboration through community-driven enhancements and integrates smoothly with popular industry tools such as GitHub. With this platform, both novices and experienced developers can contribute to an evolving ecosystem, fostering a more inclusive and dynamic software development landscape.

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Seamless integration

Natural language processing

Ai-assisted development

Open-source platform

Conversational software creation

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CAMEL

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Multi-agent systems, synthetic data generation, task automation, world simulation. Show more

CAMEL is an innovative application designed to explore and develop advanced language model (LLM) multi-agent frameworks. As the first of its kind, it offers an open-source platform that encourages community involvement and collaboration in the AI field. The app is dedicated to uncovering the scaling laws of agents, providing significant insights into the interaction and scalability of language models. By leveraging collective knowledge and expertise, CAMEL aims to push the boundaries of AI research and application. With a focus on openness, it invites AI enthusiasts, researchers, and developers to contribute to its ever-evolving framework. Whether you're a novice or an expert, CAMEL provides the tools and community support to drive cutting-edge advancements in multi-agent systems and AI scaling laws.

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Task automation

Synthetic data generation

Multi-agent systems

World simulation

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Hercules

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World's first open source end to end testing agent Show more

Hercules is an innovative open-source testing agent designed to simplify the complexities of modern web application testing. It transforms easy-to-write Gherkin steps into comprehensive, automated end-to-end tests, eliminating the need for coding skills. Whether navigating complex platforms like Salesforce or integrating tests into your CI/CD pipeline, Hercules seamlessly adapts to your testing needs. This powerful tool not only tackles the most challenging testing tasks but also ensures testing processes are simple, reliable, and efficient. By automating intricate testing procedures, Hercules empowers teams to focus on delivering superior software quality. Experience streamlined testing like never before with Hercules, and keep pace with the ever-evolving demands of web application development.

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Automated end-to-end

Gherkin step integration

Ci/cd pipeline compatibility

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Continue

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Open-source AI code assistant for developers Show more

Continue.dev is an innovative open-source AI code assistant designed to enhance developer productivity within popular IDEs like VS Code and JetBrains. It empowers developers to connect and integrate diverse AI models, whether they are open-source or commercial, local or remote, facilitating seamless custom autocomplete and chat functionalities. The app stands out for its flexibility and extensive configurability, allowing it to integrate smoothly into existing development workflows. By supporting a variety of models for tasks such as chat, autocomplete, and embeddings, Continue.dev offers a tailored and adaptive coding assistant experience. Its highly customizable nature makes it an invaluable tool for developers looking to harness AI's power to optimize their coding environment. With Continue.dev, developers can enjoy a more interactive, efficient, and personalized coding experience.

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Highly configurable

Custom autocomplete

Chat experiences

Model connectivity

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Ai-agent Open-source apps

Related Categories

Price

Based on reviews

Showing 60 to 80 of 73 Apps

DSPy

Khoj

NPi AI

Automata

Atomic Agent

Agent Inbox UI

XAgent

Surf.new

LLMStack

Mirascope

Smolagents AI Agent

Langfuse

Phoenix

assistant-ui

E2B

BaseAI.dev

bolt new ai

CAMEL

Hercules

Continue