# etcd

> A distributed, reliable key-value store for the most critical data of a distributed system

- **Canonical URI:** https://www.vioscale.ai/software/etcd
- **Category:** Key-Value Stores
- **Homepage:** https://etcd.io
- **Also known as:** etcd
- **Profile claimed by vendor:** no
- **Last updated:** 2026-08-01T21:22:12.997Z

## Vioscale score

**60.5 / 100**, confidence 18% (low).

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

| Signal | Score | Weight | Contribution | Evidence present |
|---|--:|--:|--:|:--:|
| capabilities | 45.8 | 17 | 778.9 | ✓ |
| github_stars | 89 | 7 | 622.8 | ✓ |
| integrations | 0 | 8 | 0 | - |
| github_activity | 63.1 | 20 | 1262 | ✓ |
| release_cadence | 0 | 12 | 0 | - |
| security_posture | 0 | 18 | 0 | - |
| package_downloads | 0 | 6 | 0 | - |
| stackoverflow_activity | 0 | 20 | 0 | - |

## Pricing

_As of 2026-08-01, [verify at source](https://etcd.io). Independently observed._

Open source

## About

etcd is a strongly consistent, distributed key-value store that provides a reliable way to store data that needs to be accessed by a distributed system or cluster of machines. It gracefully handles leader elections during network partitions and can tolerate machine failure.

_Independently observed._

## Platform & deployment
- **Deployment:** Self-hosted

## Capabilities

_The capabilities that matter for Key-Value Stores. "-" = undocumented, not absent._

| Capability | Supported |
|---|:--:|
| **Storage** | |
| Storage tier | Persistent |
| Persistence | Append-only log |
| Data structures | KV-only |
| **Protocol** | |
| Wire protocol | gRPC |
| **Distribution** | |
| Clustering | Consensus (Raft) |
| Consistency | Strong |
| **Ops** | |
| Eviction / TTL policies | ✓ |
| Multi-threaded | - |
| Pub/Sub / streams | ✓ |
| Transactions / atomic ops | MULTI-EXEC |
| **Deployment** | |
| Deployment | - |
| **Licensing** | |
| Licence class | Source-available |
| **Compatibility** | |
| Redis API compatibility | - |

## 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 | 100 | [link](https://github.com/etcd-io/etcd/pulse) | 2026-08-01 | 65% (medium) |

### adoption

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| adoption.github_stars | 52,054 | [link](https://github.com/etcd-io/etcd) | 2026-08-01 | 90% (high) |

### language

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

### license

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

### pricing

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| pricing.model | open_source | [link](https://etcd.io) | 2026-08-01 | 60% (medium) |
| pricing.price_level | free | [link](https://etcd.io) | 2026-08-01 | 60% (medium) |

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