Signal Scout
Technologies / Vector and Memory

FAISS

5,066 of the 290,197 public repositories in the corpus declare a dependency on FAISS. That is 28.1% of the Vector and Memory category, where it ranks 2 of 8.

5,066
public repos
28.1%
of Vector and Memory
#2
of 8 in category

Repos created per quarter

1,0462024-Q3: 171 repos2024-Q4: 156 repos2025-Q1: 261 repos2025-Q2: 377 repos2025-Q3: 475 repos2025-Q4: 456 repos2026-Q1: 833 repos2026-Q2: 1,046 repos2026-Q3: 727 repos2024-Q32025-Q12025-Q32026-Q12026-Q3

Repos are counted by creation quarter, so recent quarters keep growing as the corpus is re-observed. This is adoption among repos we have scanned, not the whole of GitHub.

Others in Vector and Memory

Chroma7,754
FAISS5,066
Qdrant2,211
Pinecone1,338
LanceDB628
Mem0413
Milvus380
Weaviate251

Most-starred repos using FAISS

FoundationAgents/MetaGPT70,008framework
mem0ai/mem065,312framework
bojieli/ai-agent-book47,312ai_enabled
AstrBotDevs/AstrBot40,511ai_enabled
HKUDS/DeepTutor39,664ai_enabled
HKUDS/LightRAG39,664agent_adjacent
vanna-ai/vanna23,818ai_enabled
camel-ai/camel17,692framework
MemoriLabs/Memori16,514agent_adjacent
cocoindex-io/cocoindex11,554framework

Detected from declared dependencies in package.json, pyproject.toml and requirements.txt. A project using FAISS without declaring it is not counted, so this is a floor. How this is measured ยท Browse all repos