Jina AI vs LlamaIndex

Jina AI (Your Search Foundation, Supercharged! (acquired by @elastic 2025/10)) and LlamaIndex both appear on the Smoower Developer Ecosystem Index.

LlamaIndex (rank #63) holds a modest lead over Jina AI (rank #189) on the overall Smoower ecosystem score (59 vs 50). The gap of 9 points reflects composite signals across code, docs, community and reach.

On code quality (the state of repositories, tests, releases and polish), LlamaIndex is slightly ahead of Jina AI. On education (docs, guides and learning material for developers), LlamaIndex is ahead of Jina AI. On community (issue response, PR reviews and discussion health), LlamaIndex is ahead of Jina AI. On reach (how visible the ecosystem is beyond its own repos), Jina AI is slightly ahead of LlamaIndex. On momentum (release cadence and how fast the ecosystem moves), LlamaIndex is clearly ahead of Jina AI.

Jina AI carries 72,580 GitHub stars across 266 public repos, with 13 repositories active in the last 90 days and 8 external contributors on record. LlamaIndex shows 99,809 stars across 135 public repos, 48 active in the last 90 days and 241 external contributors.

Jina AI is the stronger read for anyone weighting reach. LlamaIndex looks better where momentum is the deciding factor. The table below breaks the scores down pillar by pillar; the linked profiles cover the underlying repos, docs and community signals in full.