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RethinkDB vs Apache CouchDB: catalog facts
RethinkDB	Apache CouchDB
Free Free and open source under the Apache 2.0 licence.	Free Free and open source Apache project.
Windows, macOS, Linux, Self-hosted	Windows, macOS, Linux, Self-hosted
Changefeeds push live query updates to apps Built-in sharding and replication	Multi-primary replication between many nodes and devices Plain HTTP/JSON API
Releases are infrequent ReQL query language takes time to learn	Document model is not a fit for relational workloads Running a cluster takes server administration
Downloadable app, Self-hosted	Downloadable app, Self-hosted
Open source	Open source
License: Apache-2.0	License: Apache-2.0
No account needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.