# Apache Ignite vs Hazelcast

| Attribute | Apache Ignite | Hazelcast |
|---|---|---|
| **Vioscale score** | 46.8 (32% (low)) | 48.5 (56% (medium)) |
| activity.commits_last_30d | 97 | 71 |
| adoption.dependent_repos | 7 | 10,433 |
| adoption.github_stars | 5,079 | 6,604 |
| adoption.package_downloads_weekly | - | 4,717 |
| deployment.options | `{"on_prem":true,"self_hosted":true}` | `{"cloud":true,"on_prem":true,"self_hosted":true}` |
| description.long | Apache Ignite is an open-source distributed database that combines in-memory storage with persistent disk-based data management, supporting ACID transactions and SQL queries across distributed clusters. | Hazelcast is a distributed data platform that provides real-time processing and continuous intelligence capabilities. It supports clustering and integrates with various frameworks and clients. |
| features.capabilities | `{"clustering":"sharded","deployment":"self_hosted","consistency":"strong","persistence":"durable","storage_tier":"in_memory","transactions":"multi_exec","licence_class":"permissive","wire_protocol":"custom","data_structures":"rich_types"}` | `{"clustering":"replicated","deployment":"self_hosted","open_source":false,"storage_tier":"in_memory","latency_class":"sub-second","wire_protocol":"custom","stateful_processing":true}` |
| integrations.count | 1 | 1 |
| integrations.list | `[{"name":"Apache Cassandra"}]` | `[{"name":"Spring Integration"},{"name":"MongoDB"}]` |
| language.primary | Java | Java |
| license.spdx | Apache-2.0 | Apache-2.0 |
| platform.support | `{"cli":true,"web":true}` | `{"cli":true}` |
| pricing | `{"type":"open_source","sourceUrl":"https://ignite.apache.org","retrievedAt":"2026-08-13T22:59:11.180Z"}` | `{"type":"quote","sourceUrl":"https://hazelcast.com","retrievedAt":"2026-08-03T21:11:26.502Z"}` |
| pricing.model | open_source | commercial |
| pricing.price_level | free | unknown |
| pricing.transparent | - | no |
| release.cadence_days | - | 15 |
| release.history | - | `[{"url":"https://github.com/hazelcast/hazelcast/releases/tag/v5.7.0","date":"2026-05-13T10:46:12Z","type":"stable","version":"v5.7.0"},{"url":"https://github.com/hazelcast/hazelcast/releases/tag/v5.6.0","date":"2025-10-15T14:47:06Z","type":"stable","version":"v5.6.0"},{"url":"https://github.com/hazelcast/hazelcast/releases/tag/v5.5.0","date":"2024-07-26T17:03:03Z","type":"stable","version":"v5.5.0"},{"url":"https://github.com/hazelcast/hazelcast/releases/tag/v5.3.8","date":"2024-07-17T14:13:54Z","type":"stable","version":"v5.3.8"},{"url":"https://github.com/hazelcast/hazelcast/releases/tag/v5.4.0","date":"2024-04-15T17:55:57Z","type":"stable","version":"v5.4.0"},{"url":"https://github.com/hazelcast/hazelcast/releases/tag/v5.3.7","date":"2024-04-03T10:23:29Z","type":"stable","version":"v5.3.7"},{"url":"https://github.com/hazelcast/hazelcast/releases/tag/v5.2.5","date":"2024-02-26T14:47:57Z","type":"stable","version":"v5.2.5"},{"url":"https://github.com/hazelcast/hazelcast/releases/tag/v5.3.6","date":"2023-11-09T14:00:06Z","type":"stable","version":"v5.3.6"},{"url":"https://github.com/hazelcast/hazelcast/releases/tag/v5.3.5","date":"2023-10-24T14:59:38Z","type":"stable","version":"v5.3.5"},{"url":"https://github.com/hazelcast/hazelcast/releases/tag/v5.3.2","date":"2023-08-21T15:41:18Z","type":"stable","version":"v5.3.2"},{"url":"https://github.com/hazelcast/hazelcast/releases/tag/v5.0.5","date":"2023-06-28T13:47:26Z","type":"stable","version":"v5.0.5"},{"url":"https://github.com/hazelcast/hazelcast/releases/tag/v5.1.7","date":"2023-06-19T14:02:07Z","type":"stable","version":"v5.1.7"},{"url":"https://github.com/hazelcast/hazelcast/releases/tag/v5.2.4","date":"2023-06-13T12:40:26Z","type":"stable","version":"v5.2.4"},{"url":"https://github.com/hazelcast/hazelcast/releases/tag/v5.3.1","date":"2023-06-09T09:24:01Z","type":"stable","version":"v5.3.1"},{"url":"https://github.com/hazelcast/hazelcast/releases/tag/v4.2.8","date":"2023-05-29T09:56:41Z","type":"stable","version":"v4.2.8"},{"url":"https://github.com/hazelcast/hazelcast/releases/tag/v5.3.0","date":"2023-05-19T06:32:29Z","type":"stable","version":"v5.3.0"},{"url":"https://github.com/hazelcast/hazelcast/releases/tag/v5.1.6","date":"2023-05-10T10:55:54Z","type":"stable","version":"v5.1.6"},{"url":"https://github.com/hazelcast/hazelcast/releases/tag/v5.3.0-BETA-2","date":"2023-04-12T10:58:26Z","type":"stable","version":"v5.3.0-BETA-2"},{"url":"https://github.com/hazelcast/hazelcast/releases/tag/v5.2.3","date":"2023-03-23T13:28:16Z","type":"stable","version":"v5.2.3"},{"url":"https://github.com/hazelcast/hazelcast/releases/tag/v5.3.0-BETA-1","date":"2023-03-17T06:49:49Z","type":"stable","version":"v5.3.0-BETA-1"}]` |
| reliability.status_page | yes | yes |
| security.gdpr | - | yes |
| security.scorecard | 5.7 | 4.2 |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=apache-ignite-client&per_page=100","last_12m":0,"max_severity":null}` | `{"count":8,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=maven&package_name=com.hazelcast%3Ahazelcast&per_page=100","last_12m":0,"max_severity":"CRITICAL"}` |

## Capabilities (Key-Value Stores)

| Capability | Apache Ignite | Hazelcast |
|---|:--:|:--:|
| **Storage** |  |  |
| Storage tier | In-memory | In-memory |
| Persistence | Fully durable | - |
| Data structures | Rich types | - |
| **Protocol** |  |  |
| Wire protocol | Custom | Custom |
| **Distribution** |  |  |
| Clustering | Sharded | Replicated |
| Consistency | Strong | - |
| **Ops** |  |  |
| Eviction / TTL policies | - | - |
| Multi-threaded | - | - |
| Pub/Sub / streams | - | - |
| Transactions / atomic ops | MULTI-EXEC | - |
| **Deployment** |  |  |
| Deployment | Self-hosted | Self-hosted |
| **Licensing** |  |  |
| Licence class | Permissive OSS | - |
| **Compatibility** |  |  |
| Redis API compatibility | - | - |

*Source: Vioscale. Generated 2026-09-01T14:33:41.985Z. "-" = undocumented, not absent.*