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CouchDB

Seamless multi-master sync with Apache CouchDB

As of 30 August 2026, CouchDB is free to use. Apache CouchDB is an open-source document-oriented NoSQL database, implemented in Erlang. Softwr lists it under Databases. CouchDB is made by Apache Software Foundation, launched in 1999, available on Self-hosted, Windows, macOS, Linux.

Overview

What CouchDB does

Apache CouchDB is an open-source document-oriented NoSQL database, implemented in Erlang. CouchDB uses multiple formats and protocols to store, transfer, and process its data. It is best known for its multi-master replication feature that makes it easy to sync data between servers.

What people use it for

  • Offline-first applications requiring seamless replication across mobile and server environments
  • Multi-master deployments where data consistency eventually resolves across regions
  • IoT and edge computing scenarios with intermittent connectivity

The honest half

Where it falls short

Concrete and checkable, so you can decide whether any of them matter to you. This is the half of a review a vendor will not write about CouchDB.

  • Append-only storage model may have performance implications for certain workloads with high update rates
  • Requires network synchronisation for cluster data consistency; can introduce latency in multi-master scenarios
  • No explicit support for complex joins; MapReduce queries may be inefficient compared to relational databases

Cross-shopped

What people choose instead of CouchDB

Each pairing was judged by two reviewers asking whether a buyer would genuinely weigh the two against each other. The ones that failed were deleted rather than published.

Capabilities

Features

  • Multi-master Replication

  • HTTP/JSON API

  • MapReduce Views

  • ACID Semantics

  • Offline-first

  • Conflict Resolution

  • Fauxton UI

  • PouchDB

    Integration with PouchDB

  • Cloudant

    Integration with Cloudant

  • Mango Queries

    Integration with Mango Queries

  • Erlang

    Integration with Erlang

  • Nano

    Integration with Nano

Answered, with sources

Questions people ask

Each answer names the page it came from, so you can check it rather than take our word for it.

Is Apache CouchDB free to use?

Yes, Apache CouchDB is completely free to download and use. It is open source software licensed under the Apache License 2.0.

Source
Can I use CouchDB for commercial purposes?

Yes, the Apache License 2.0 permits commercial use. The license is permissive and does not restrict business applications.

Source
Is there a paid support or professional services option?

CouchDB's homepage mentions Professional Services as an available option, but no pricing details or specific service costs are listed. Contact the Apache CouchDB project for more information.

Source
Who handles hosting costs if I use CouchDB?

CouchDB is self-hosted, so you are responsible for your own infrastructure and hosting costs. The software itself is free.

Source

Behind it

Who makes CouchDB

Company
Apache Software Foundation
Based in
Wakefield, Massachusetts
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Where to go from CouchDB

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Softwr does not host reviews and shows no star rating for CouchDB, because a rating we did not collect is not ours to publish. What is here is the pricing and platform detail from the vendor’s own pages, limitations we could state concretely, and alternatives a reviewer confirmed people weigh against it. Tell us if any of it is wrong.

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