DocumentDB - Open Source Document Database

Open source document databaseA powerful, scalable, fully MongoDB compatible open-source database built for modern applicationsOpen source and MIT licensed, with native BSON, advanced indexing, and vector search on PostgreSQL.Built on PostgreSQLNative BSONMIT licensedRuns locally with DockerCapabilitiesCore features for document workloadsFrom CRUD to vector search, all on PostgreSQL.FoundationDocument + SQLNative BSON support with full PostgreSQL compatibility when you need advanced SQL.Native BSONAdvanced SQLIndexingRich indexingSingle-field, multi-key, compound, text, and geospatial indexes, including nested fields.Nested fieldsText + geoAIVector searchEmbeddings and similarity search powered by pgvector.Open sourceOpen and secureMIT licensed with SCRAM authentication and a lightweight local runtime for development and testing.MIT licensedSCRAM authWhy DocumentDBDocument flexibility meets PostgreSQL confidenceOpen-source control with the tools you already trust.Native BSONBuilt for document flexibility on PostgreSQL.PostgreSQL foundationUse advanced SQL, proven operations, and rich indexing when you need them.Open and portableMIT licensed, runs locally with Docker, and fits your own infrastructure or cloud.Operator previewDocumentDB Kubernetes OperatorRun DocumentDB on Kubernetes—from kind and minikube to hybrid and multi-cloud deployments.Local clustersStart on kind or minikube for local Kubernetes development.Hybrid and multi-cloudUse documented AKS, EKS, GKE, and on-prem deployment guides.Replication and resilienceExtend to cross-cluster replication, HA, backups, and TLS.Day-2 operationsUse the kubectl plugin for status, events, and promotion.Preview with local, hybrid, and multi-cluster pathsThe operator is still in preview. Start with the overview, then follow the quick start or multi-cluster guides.CommunityBuilt in the openMIT licensed, active on GitHub, and guided by a technical steering committee that spans five organizations.3.2k+GitHub starson documentdb/documentdb200+Public forkspublic on GitHub11TSC membersrepresenting 5 organizationsCurrent TSC representation includes Microsoft, Amazon, AB InBev, Rippling, and YugabyteDB.PressIn the pressWhat the industry is saying about DocumentDB.Ready to try DocumentDB?Start locally with Docker, then explore the project on GitHub.