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AI Development Platform

Open Source Alternatives

Find and compare the best open source alternatives to popular software tools. Get weekly recommendations in your inbox.

Dify faviconDify

Dify is an open-source platform for building production-ready AI applications with visual workflow builders, RAG pipelines, and comprehensive integrations.

109,259 stars
Last commit Jul 31, 2025

Langflow faviconLangflow

Langflow is a visual, drag-and-drop interface for building and prototyping AI flows and chatbots using large language models.

93,314 stars
Last commit Jul 31, 2025
mit

Flowise faviconFlowise

An open-source visual platform for building AI agents and agentic systems with drag-and-drop workflow orchestration.

42,137 stars
Last commit Jul 31, 2025

Bolt.new faviconBolt.new

Bolt.new is an AI-powered web development platform that enables users to build, edit, and deploy full-stack applications directly in the browser without local setup.

15,437 stars
Last commit Dec 17, 2024
mit

AnythingLLM faviconAnythingLLM

AnythingLLM is a full-stack application that allows you to turn any document, resource, or piece of content into context that any LLM can use as references during chatting.

47,265 stars
Last commit Jul 31, 2025
mit

Letta faviconLetta

Letta is an AI operating system that enables developers to create production-ready stateful agents with persistent memory and infinite context through a single API call.

17,576 stars
Last commit Jul 30, 2025
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