Qdrantqdrant/qdrant
High-performance vector database and search engineEnterpriseDatabases & backendsRAG & vector DBsDocker / self-host★ 35kApache-2.0commit last month82worth
Open-source alternatives to Milvus
24 projects in the catalog share a category with Milvus (RAG & vector DBs or Databases & backends). They are ranked by how closely their categories, platforms and GitHub topics match, then by worth score. Of these, 22 run with Docker, 21 have a permissive license and 24 had a commit in the last 90 days.
Compare at a glance
| Project | Runs on | Self-host with Docker | License | Stars | Last commit |
|---|---|---|---|---|---|
| Milvus (this project) | Docker / self-host | Yes | Apache-2.0 | 46k | |
| Qdrant | Docker / self-host | Yes | Apache-2.0 | 35k | |
| Chroma | Docker / self-host, Library / SDK | Yes | Apache-2.0 | 29k | |
| Weaviate | Docker / self-host | Yes | Custom (read before use) | 17k | |
| Zvec | Library / SDK | Not listed | Apache-2.0 | 16k | |
| InsForge | Docker / self-host | Yes | Apache-2.0 | 13k | |
| qmd | CLI | Not listed | MIT | 30k | |
| etcd | Docker / self-host | Yes | Apache-2.0 | 52k | |
| Appwrite | Web, Docker / self-host | Yes | BSD-3-Clause | 58k | |
| Crawl4AI | Docker / self-host, Library / SDK | Yes | Apache-2.0 | 85k | |
| RAGFlow | Docker / self-host | Yes | Apache-2.0 | 92k | |
| TiDB | Docker / self-host | Yes | Apache-2.0 | 41k | |
| LightRAG | Docker / self-host, Library / SDK | Yes | MIT | 40k | |
| Dify | Web, Docker / self-host | Yes | Custom (read before use) | 158k | |
| gpt-researcher | Web, Docker / self-host, Library / SDK | Yes | Apache-2.0 | 30k | |
| ClickHouse | Docker / self-host | Yes | Apache-2.0 | 50k | |
| Open Notebook | Web, Docker / self-host | Yes | MIT | 40k | |
| RustFS | Docker / self-host | Yes | Apache-2.0 | 34k | |
| AnythingLLM | Docker / self-host, Desktop | Yes | MIT | 67k | |
| Dgraph | Docker / self-host | Yes | Apache-2.0 | 22k | |
| Supabase | Web, Docker / self-host | Yes | Apache-2.0 | 111k | |
| PrivateGPT | Docker / self-host | Yes | Apache-2.0 | 58k | |
| SeaweedFS | Docker / self-host | Yes | Apache-2.0 | 35k | |
| Hasura | Docker / self-host | Yes | Apache-2.0 | 32k | |
| Meilisearch | Docker / self-host | Yes | Custom (read before use) | 59k |
Self-hosted Docker apps (22)
Chromachroma-core/chroma
Open-source embedding database for AI appsPersonalEnterpriseDatabases & backendsRAG & vector DBsDocker / self-hostLibrary / SDK★ 29kApache-2.0commit yesterday77worth
Weaviateweaviate/weaviate
Open-source vector databaseEnterpriseDatabases & backendsRAG & vector DBsDocker / self-host★ 17kcommit 2 days ago75worth
InsForgeInsForge/InsForge
Backend platform for agentic codingPersonalEnterpriseDatabases & backendsCoding assistantsDocker / self-host★ 13kApache-2.0commit 2 days ago82worth
etcdetcd-io/etcd
Reliable distributed key-value storeEnterpriseDatabases & backendsInfra & DevOpsDocker / self-host★ 52kApache-2.0commit 2 days ago89worth
Appwriteappwrite/appwrite
Backend platform for web, mobile and AI appsPersonalEnterpriseDatabases & backendsWebDocker / self-host★ 58kBSD-3-Clausecommit yesterday88worth
Crawl4AIunclecode/crawl4ai
Web crawler that turns sites into LLM-ready MarkdownPersonalEnterpriseRAG & vector DBsDocker / self-hostLibrary / SDK★ 85kApache-2.0commit last week88worth
RAGFlowinfiniflow/ragflow
RAG engine built on deep document understandingEnterpriseRAG & vector DBsDocker / self-host★ 92kApache-2.0commit yesterday87worth
TiDBpingcap/tidb
Distributed SQL databaseEnterpriseDatabases & backendsDocker / self-host★ 41kApache-2.0commit 3 days ago87worth
LightRAGHKUDS/LightRAG
Simple and fast graph-based RAGPersonalEnterpriseRAG & vector DBsDocker / self-hostLibrary / SDK★ 40kMITcommit last week86worth
Difylanggenius/dify
Build, run and monitor LLM apps and agent workflowsPersonalEnterpriseAgents & frameworksRAG & vector DBsWebDocker / self-host★ 158kcommit 17 hours agolive demo85worth
gpt-researcherassafelovic/gpt-researcher
Autonomous deep research agent for web and local documentsPersonalAgent skillsAgents & frameworksMCP serversRAG & vector DBsWeb★ 30kApache-2.0commit last week85worth
ClickHouseClickHouse/ClickHouse
Real-time analytics databaseEnterpriseDatabases & backendsData & analyticsDocker / self-host★ 50kApache-2.0commit 17 hours ago85worth
Open Notebooklfnovo/open-notebook
Open-source NotebookLM alternativePersonalNotes & docsRAG & vector DBsWebDocker / self-host★ 40kMITcommit 17 hours ago85worth
RustFSrustfs/rustfs
High-performance S3-compatible object storagePersonalEnterpriseDatabases & backendsInfra & DevOpsDocker / self-host★ 34kApache-2.0commit 16 hours ago85worth
AnythingLLMMintplex-Labs/anything-llm
Chat with your documents using any LLMPersonalEnterpriseChat UIsRAG & vector DBsDocker / self-hostDesktop★ 67kMITcommit 23 hours ago84worth
Dgraphdgraph-io/dgraph
Distributed graph databaseEnterpriseDatabases & backendsDocker / self-host★ 22kApache-2.0commit 2 days ago84worth
Supabasesupabase/supabase
Postgres development platformPersonalEnterpriseDatabases & backendsWebDocker / self-host★ 111kApache-2.0commit yesterday83worth
PrivateGPTzylon-ai/private-gpt
Private AI API over local modelsEnterpriseLocal inferenceRAG & vector DBsDocker / self-host★ 58kApache-2.0commit 2 weeks ago83worth
SeaweedFSseaweedfs/seaweedfs
Distributed storage for billions of filesEnterpriseDatabases & backendsInfra & DevOpsDocker / self-host★ 35kApache-2.0commit 18 hours ago82worth
Hasurahasura/graphql-engine
Instant GraphQL APIs on your dataEnterpriseDatabases & backendsAPI toolsDocker / self-host★ 32kApache-2.0commit 2 weeks ago82worth
Meilisearchmeilisearch/meilisearch
Lightning-fast search engine APIPersonalEnterpriseDatabases & backendsDocker / self-host★ 59kcommit 4 days ago81worth
Command-line tools (1)
qmdtobi/qmd
Local search engine for your docsPersonalDeveloper toolsRAG & vector DBsCLI★ 30kMITcommit 2 days ago73worth
Libraries & SDKs (1)
Zvecalibaba/zvec
In-process vector databasePersonalEnterpriseDatabases & backendsRAG & vector DBsLibrary / SDK★ 16kApache-2.0commit 5 days ago74worth