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OpenSourceAlternatives

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Agno

AgnoAIOpen

Open-source Python framework and runtime for building AI agent platforms

Stars42.5K
Commitjust now
LicenseApache-2.0

Agno is a Python framework and runtime for building agent platforms with memory, knowledge, and tool integrations.

Alternative toLangflow
Khoj

KhojAI

Open-source AI second brain for notes, agents, and automations

Stars37.6K
Commit29d ago
LicenseAGPL-3.0-or-later

Khoj is a self-hosted AI second brain that answers from personal notes and the web, with custom agents and scheduled automations.

Alternative toOpen WebUIAnythingLLM
Letta

LettaAIOpen

Open-source platform for stateful AI agents with memory

Stars25.1K
Commitjust now
LicenseApache-2.0

Letta is an open-source platform for building stateful AI agents with persistent memory, background jobs, and multi-agent orchestration.

Alternative toAgno
MaxKB

MaxKBAIOpen

Open-source RAG assistant that turns docs into chatbots

Stars22.9K
Commitjust now
LicenseGPL-3.0

MaxKB by FIT2CLOUD is an open-source, out-of-the-box RAG assistant that turns documents into a question-answering chatbot with AI workflows and agents. Teams ingest documents and online docs into knowledge bases, connect local or hosted language models, and publish assistants to websites or APIs from a Docker self-hosted deployment.