A truly Open Source MongoDB alternative
Speaks the MongoDB wire protocol on top of PostgreSQL.
- Language
- Go
- Licence
- Apache-2.0
- Stars
- 11k
- Latest
- v2.7.0
- Last push
- 2026-06-05
alternative to MongoDB Atlas
MongoDB
6 tools replace MongoDB, 1 of them drop-in
Seamless multi-primary syncing database with an intuitive HTTP/JSON API, designed for reliability
JSON documents over an HTTP API with multi-primary replication, not the MongoDB protocol.
- Language
- Erlang
- Licence
- Apache-2.0
- Stars
- 7k
- Latest
- 3.5.3
- Last push
- 2026-11-12
A scalable, distributed, collaborative, document-graph database, for the realtime web
A multi-model database queried in SurrealQL, not through the MongoDB protocol.
The open-source database for the realtime web.
JSON documents queried in ReQL, with changefeeds that push query results as they change.
🥑 ArangoDB is a native multi-model database with flexible data models for documents, graphs, and key-values. Build high performance applications using a convenient SQL-like query language or JavaScript extensions.
Documents, graphs and search queried in AQL, not through the MongoDB protocol.
ACID Document Database
ACID document database with its own query language; not wire compatible.
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- MongoDB AtlasThe server Atlas runs, operated by you, with replication, sharding, backups and upgrades yours to manage.Full replacement