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Open source generative artificial intelligence (genai)

Generative Artificial Intelligence (GenAI) is a subset of artificial intelligence that uses generative models to produce text, images, videos, or other forms of data. 14 self-hosted generative artificial intelligence tools are listed here, ordered purely by a repository health score that Repoly recomputes nightly. LobeHub leads at 100/100 with 2,824 commits in the last 90 days and 84k stars, followed by Ollama (100) and Open-WebUI (100). 12 of the 14 score 70 or above, 14 publish a Docker image, and the median health is 97. MIT is the most common licence, carried by 9 of them. Between them they stand in for ChatGPT.

updated Oct 2026 14 tools ★ 718k stars 14 with Docker median 97

Best for…

  • Most starred

    Ollama

    185,309 stars on GitHub, the largest community in the category.

  • Most active

    Agenta

    9,365 commits in the last 90 days, the fastest-moving codebase here.

  • Most permissive

    Open-WebUI

    BSD-3-Clause licence with health 100/100: the strongest option if you need to embed or fork commercially.

Ranked by health

Table view

How the generative artificial intelligence tools compare

LobeHub and Ollama tie at 100/100. Ollama has the largest following at 185k stars, yet ranks #2 of 14, held back mostly by commit activity (355 commits in 90 days).

The most recent release is LobeHub v2.2.21, published yesterday. None of the measured options scores under 40. By stack, Python (4), Nodejs (3) and Go (2) are the most common. Ollama, Open-WebUI, AnythingLLM and 9 more are permissively licensed; Khoj is copyleft. LobeHub is source-available rather than open source, which limits commercial reuse.

Generative Artificial Intelligence (GenAI): common questions

What is the best open source generative artificial intelligence tool?

By Repoly's GitHub health score, LobeHub at 100/100 (2,824 commits in 90 days, v2.2.21 from yesterday). Ollama is next at 100. The score measures maintenance, not features, so shortlist the top few and try them.

Which generative artificial intelligence tools are the most actively developed?

Agenta (9,365 commits in 90 days), LobeHub (2,824 commits in 90 days) and Open-WebUI (2,164 commits in 90 days). Commit activity is 35 of the 100 health points, the largest single term.

Which generative artificial intelligence tools can I run in Docker?

14 of 14 publish a Docker image or Compose file, led by LobeHub, Ollama, Open-WebUI, AnythingLLM, LibreChat and 9 more.

Which generative artificial intelligence tools have a permissive licence?

12 of 14: Ollama (MIT), Open-WebUI (BSD-3-Clause), AnythingLLM (MIT), LibreChat (MIT), LocalAI (MIT) and 7 more. 1 are copyleft.

Which paid products can open source generative artificial intelligence tools replace?

ChatGPT (Ollama ranks highest here).