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OpenSourceAlternatives

Tag

semantic-search

4 catalogue entries use this topic; each Project's license policy is labeled separately.

Milvus

MilvusAIOpen

Open-source vector database for GenAI search at billion scale

Stars46.4K
Commitjust now
LicenseApache-2.0

Milvus is an Apache-2.0 open-source vector database that stores and indexes embedding vectors for millisecond similarity search over very large collections.

Alternative toChroma
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
Qdrant

QdrantAIOpen

Open-source vector database for AI search at any scale

Stars35K
Commitjust now
LicenseApache-2.0

Qdrant is an Apache-2.0 open-source vector database written in Rust that serves filtered similarity search over embedding collections for AI retrieval.

Alternative toChromaMilvus
Chroma

ChromaAIOpen

Open-source vector database for AI search and retrieval

Stars29.4K
Commitjust now
LicenseApache-2.0

Chroma is an open-source vector database for AI retrieval, storing embeddings with metadata and serving vector, full-text, and regex search in one query.

Alternative toActiveloopSupabase