# Apache CouchDB

- **Canonical URI:** https://www.vioscale.ai/software/apache-couchdb
- **Category:** NoSQL Databases
- **Homepage:** https://couchdb.apache.org
- **Also known as:** apache-couchdb
- **Profile claimed by vendor:** no
- **Last updated:** 2026-08-05T13:30:43.357Z

## Vioscale score

**47.3 / 100**, confidence 20% (low).

Composite of weighted, independently-sourced signals (no user reviews, no vendor payment).

| Signal | Score | Weight | Contribution | Evidence present |
|---|--:|--:|--:|:--:|
| price_level | 100 | 0.045 | 4.5 | ✓ |
| reliability | 0 | 0.076 | 0 | - |
| capabilities | 28.9 | 0.129 | 3.7 | ✓ |
| github_stars | 72.5 | 0.053 | 3.8 | ✓ |
| integrations | 0 | 0.061 | 0 | - |
| github_activity | 47.4 | 0.152 | 7.2 | ✓ |
| release_cadence | 0 | 0.091 | 0 | - |
| security_posture | 0 | 0.136 | 0 | - |
| package_downloads | 0 | 0.045 | 0 | - |
| pricing_transparency | 25 | 0.061 | 1.5 | ✓ |
| stackoverflow_activity | 0 | 0.152 | 0 | - |

## Pricing

_As of 2026-08-05, [verify at source](https://couchdb.apache.org). Independently observed._

Open source · Free tier

## About

Apache CouchDB is a distributed JSON document database that syncs seamlessly across server clusters, mobile phones, and web browsers using its unique Replication Protocol, with an intuitive HTTP/JSON API supporting offline-first applications.

_Independently observed._

## Platform & deployment

- **Platforms:** CLI, macOS, Web, Linux, Windows
- **Deployment:** Cloud / SaaS, Self-hosted

## Capabilities

_The capabilities that matter for NoSQL Databases. "-" = undocumented, not absent._

| Capability | Supported |
|---|:--:|
| **Core** | |
| Data model | Document |
| **Query** | |
| Query language | MQL / document API |
| **Consistency** | |
| Consistency | Eventual |
| **Transactions** | |
| Transactions | - |
| **Indexing** | |
| Secondary indexes | Yes |
| **Scale** | |
| Partitioning / sharding | - |
| **Replication** | |
| Replication topology | Active-active |
| **Scale** | |
| Multi-region | ✓ |
| **Deployment** | |
| Hosting | Cloud + self-hosted |
| **Schema** | |
| Schema | Schemaless |
| **Features** | |
| TTL / auto-expiry | - |
| Change streams / CDC | - |
| **Licensing** | |
| Licence class | Permissive OSS |
| **Features** | |
| Vector / search built-in | - |

## Facts

Every value below carries its source and our confidence. Facts are re-crawled on a freshness schedule.

### activity

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| activity.commits_last_30d | 31 | [link](https://github.com/apache/couchdb/pulse) | 2026-08-01 | 65% (medium) |

### adoption

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| adoption.github_stars | 6,932 | [link](https://github.com/apache/couchdb) | 2026-08-01 | 90% (high) |

### language

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| language.primary | Erlang | [link](https://github.com/apache/couchdb) | 2026-08-01 | 90% (high) |

### license

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| license.spdx | Apache-2.0 | [link](https://github.com/apache/couchdb) | 2026-08-01 | 95% (high) |

### pricing

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| pricing.free_tier | yes | [link](https://couchdb.apache.org) | 2026-08-05 | 60% (medium) |
| pricing.model | commercial | [link](https://couchdb.apache.org) | 2026-08-05 | 60% (medium) |
| pricing.price_level | free | [link](https://couchdb.apache.org) | 2026-08-05 | 60% (medium) |

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*Source: Vioscale (https://www.vioscale.ai/software/apache-couchdb). Independent, evidence-based software intelligence. Cite the canonical URI.*