# etcd vs Valkey

**Leader by Vioscale score:** etcd

| Attribute | etcd | Valkey |
|---|---|---|
| **Vioscale score** | 63.7 (44% (low)) | 56.2 (43% (low)) |
| activity.commits_last_30d | 96 | 91 |
| adoption.dependent_repos | 39,452 | 0 |
| adoption.github_stars | 52,178 | 26,989 |
| deployment.options | `{"self_hosted":true}` | `{"self_hosted":true}` |
| description.long | 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. | A Linux Foundation-backed open-source database server for storing and managing key-value data. Supports multiple data types and deployment modes ranging from single-node setups to distributed clusters, serving caching, message queue, and primary database use cases. |
| features.capabilities | `{"clustering":"consensus","deployment":"self_hosted","consistency":"strong","persistence":"append_log","eviction_ttl":true,"storage_tier":"persistent","licence_class":"permissive","wire_protocol":"grpc","pubsub_streams":true,"data_structures":"rich_types","redis_api_compat":"none"}` | `{"clustering":"sharded","deployment":"self_hosted","persistence":"snapshot","eviction_ttl":true,"storage_tier":"persistent","licence_class":"permissive","multi_threaded":true,"pubsub_streams":true,"data_structures":"rich_types","redis_api_compat":"full"}` |
| integrations.count | 80 | 1 |
| integrations.list | `[{"name":"Kubernetes"},{"name":"Vitess"},{"name":"fleet"},{"name":"Docker"},{"name":"Puppet"},{"name":"confd"},{"name":"AWS ECS"},{"name":"SkyDNS"},{"name":"discodns"},{"name":"Hiera"},{"name":"Chef"},{"name":"BOSH"},{"name":"etcdctl"},{"name":"etcd-backup"},{"name":"etcd-dump"},{"name":"etcd-fs"},{"name":"etcd-browser"},{"name":"etcd-console"},{"name":"etcd-viewer"},{"name":"etcdtool"},{"name":"etcd-rest"},{"name":"etcdsh"},{"name":"etcdloadtest"},{"name":"etcd-workbench"},{"name":"Apache Celix"},{"name":"ZeroMQ"},{"name":"CoreOS"},{"name":"MySQL"},{"name":"GPG"}]` | `[{"name":"Harbor"}]` |
| language.primary | Go | C |
| license.spdx | Apache-2.0 | BSD-3-Clause |
| platform.support | `{"cli":true}` | `{"cli":true,"mac":true,"linux":true}` |
| pricing | `{"type":"open_source","freeTier":false,"sourceUrl":"https://etcd.io","retrievedAt":"2026-08-14T16:38:34.813Z"}` | `{"type":"open_source","freeTier":true,"sourceUrl":"https://valkey.io","retrievedAt":"2026-08-14T21:34:40.624Z"}` |
| pricing.free_tier | no | yes |
| pricing.model | open_source | commercial |
| pricing.price_level | free | free |
| pricing.transparent | yes | yes |
| release.history | `[{"url":"https://github.com/etcd-io/etcd/releases/tag/v3.7.1","date":"2026-07-23T19:37:53Z","type":"stable","version":"v3.7.1"},{"url":"https://github.com/etcd-io/etcd/releases/tag/v3.6.14","date":"2026-07-23T19:29:31Z","type":"stable","version":"v3.6.14"},{"url":"https://github.com/etcd-io/etcd/releases/tag/v3.5.33","date":"2026-07-23T19:12:21Z","type":"stable","version":"v3.5.33"},{"url":"https://github.com/etcd-io/etcd/releases/tag/v3.7.0","date":"2026-07-08T18:26:53Z","type":"stable","version":"v3.7.0"},{"url":"https://github.com/etcd-io/etcd/releases/tag/v3.6.13","date":"2026-07-01T20:43:27Z","type":"stable","version":"v3.6.13"},{"url":"https://github.com/etcd-io/etcd/releases/tag/v3.5.32","date":"2026-07-01T20:32:19Z","type":"stable","version":"v3.5.32"},{"url":"https://github.com/etcd-io/etcd/releases/tag/v3.7.0-rc.0","date":"2026-06-01T21:27:32Z","type":"prerelease","version":"v3.7.0-rc.0"},{"url":"https://github.com/etcd-io/etcd/releases/tag/v3.6.12","date":"2026-06-01T20:59:07Z","type":"stable","version":"v3.6.12"},{"url":"https://github.com/etcd-io/etcd/releases/tag/v3.5.31","date":"2026-06-01T20:46:06Z","type":"stable","version":"v3.5.31"},{"url":"https://github.com/etcd-io/etcd/releases/tag/v3.4.45","date":"2026-06-01T20:35:12Z","type":"stable","version":"v3.4.45"},{"url":"https://github.com/etcd-io/etcd/releases/tag/v3.7.0-beta.0","date":"2026-05-19T20:02:08Z","type":"prerelease","version":"v3.7.0-beta.0"},{"url":"https://github.com/etcd-io/etcd/releases/tag/v3.6.11","date":"2026-05-01T18:55:08Z","type":"stable","version":"v3.6.11"},{"url":"https://github.com/etcd-io/etcd/releases/tag/v3.5.30","date":"2026-05-01T18:46:50Z","type":"stable","version":"v3.5.30"},{"url":"https://github.com/etcd-io/etcd/releases/tag/v3.4.44","date":"2026-05-01T18:38:42Z","type":"stable","version":"v3.4.44"},{"url":"https://github.com/etcd-io/etcd/releases/tag/v3.6.10","date":"2026-04-01T18:34:55Z","type":"stable","version":"v3.6.10"},{"url":"https://github.com/etcd-io/etcd/releases/tag/v3.5.29","date":"2026-04-01T18:29:01Z","type":"stable","version":"v3.5.29"},{"url":"https://github.com/etcd-io/etcd/releases/tag/v3.4.43","date":"2026-04-01T18:23:35Z","type":"stable","version":"v3.4.43"},{"url":"https://github.com/etcd-io/etcd/releases/tag/v3.6.9","date":"2026-03-20T18:08:59Z","type":"stable","version":"v3.6.9"},{"url":"https://github.com/etcd-io/etcd/releases/tag/v3.5.28","date":"2026-03-20T17:41:08Z","type":"stable","version":"v3.5.28"},{"url":"https://github.com/etcd-io/etcd/releases/tag/v3.4.42","date":"2026-03-20T17:04:27Z","type":"stable","version":"v3.4.42"}]` | `[{"url":"https://github.com/valkey-io/valkey/releases/tag/9.1.1","date":"2026-07-21T23:41:58Z","type":"stable","version":"9.1.1"},{"url":"https://github.com/valkey-io/valkey/releases/tag/9.0.5","date":"2026-07-21T23:40:40Z","type":"stable","version":"9.0.5"},{"url":"https://github.com/valkey-io/valkey/releases/tag/8.1.9","date":"2026-07-21T23:38:25Z","type":"stable","version":"8.1.9"},{"url":"https://github.com/valkey-io/valkey/releases/tag/8.0.10","date":"2026-07-21T23:37:16Z","type":"stable","version":"8.0.10"},{"url":"https://github.com/valkey-io/valkey/releases/tag/7.2.14","date":"2026-07-21T21:35:40Z","type":"stable","version":"7.2.14"},{"url":"https://github.com/valkey-io/valkey/releases/tag/8.1.8","date":"2026-06-02T18:12:16Z","type":"stable","version":"8.1.8"},{"url":"https://github.com/valkey-io/valkey/releases/tag/9.1.0","date":"2026-05-19T15:05:52Z","type":"stable","version":"9.1.0"},{"url":"https://github.com/valkey-io/valkey/releases/tag/9.0.4","date":"2026-05-06T04:00:07Z","type":"stable","version":"9.0.4"},{"url":"https://github.com/valkey-io/valkey/releases/tag/8.1.7","date":"2026-05-06T04:00:12Z","type":"stable","version":"8.1.7"},{"url":"https://github.com/valkey-io/valkey/releases/tag/8.0.9","date":"2026-05-06T16:19:13Z","type":"stable","version":"8.0.9"},{"url":"https://github.com/valkey-io/valkey/releases/tag/7.2.13","date":"2026-05-06T04:00:21Z","type":"stable","version":"7.2.13"},{"url":"https://github.com/valkey-io/valkey/releases/tag/8.0.8","date":"2026-05-06T04:00:15Z","type":"stable","version":"8.0.8"},{"url":"https://github.com/valkey-io/valkey/releases/tag/9.1.0-rc2","date":"2026-04-28T17:33:18Z","type":"prerelease","version":"9.1.0-rc2"},{"url":"https://github.com/valkey-io/valkey/releases/tag/9.1.0-rc1","date":"2026-03-16T23:42:03Z","type":"prerelease","version":"9.1.0-rc1"},{"url":"https://github.com/valkey-io/valkey/releases/tag/9.0.3","date":"2026-02-24T04:06:53Z","type":"stable","version":"9.0.3"},{"url":"https://github.com/valkey-io/valkey/releases/tag/8.1.6","date":"2026-02-24T04:00:30Z","type":"stable","version":"8.1.6"},{"url":"https://github.com/valkey-io/valkey/releases/tag/8.0.7","date":"2026-02-24T03:54:23Z","type":"stable","version":"8.0.7"},{"url":"https://github.com/valkey-io/valkey/releases/tag/7.2.12","date":"2026-02-24T02:03:12Z","type":"stable","version":"7.2.12"},{"url":"https://github.com/valkey-io/valkey/releases/tag/9.0.2","date":"2026-02-03T12:53:37Z","type":"stable","version":"9.0.2"},{"url":"https://github.com/valkey-io/valkey/releases/tag/9.0.1","date":"2025-12-09T18:13:25Z","type":"stable","version":"9.0.1"}]` |
| security.scorecard | 6.7 | 6.2 |
| security.vulnerabilities | `{"count":8,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=go.etcd.io%2Fetcd&per_page=100","last_12m":3,"max_severity":"HIGH"}` | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fvalkey-io%2Fvalkey&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Key-Value Stores)

| Capability | etcd | Valkey |
|---|:--:|:--:|
| **Storage** |  |  |
| Storage tier | Persistent | Persistent |
| Persistence | Append-only log | Snapshot (RDB) |
| Data structures | Rich types | Rich types |
| **Protocol** |  |  |
| Wire protocol | gRPC | - |
| **Distribution** |  |  |
| Clustering | Consensus (Raft) | Sharded |
| Consistency | Strong | - |
| **Ops** |  |  |
| Eviction / TTL policies | ✓ | ✓ |
| Multi-threaded | - | ✓ |
| Pub/Sub / streams | ✓ | ✓ |
| Transactions / atomic ops | - | - |
| **Deployment** |  |  |
| Deployment | Self-hosted | Self-hosted |
| **Licensing** |  |  |
| Licence class | Permissive OSS | Permissive OSS |
| **Compatibility** |  |  |
| Redis API compatibility | None | Full |

*Source: Vioscale. Generated 2026-09-01T16:59:43.584Z. "-" = undocumented, not absent.*