# Apache Solr vs Quickwit

| Attribute | Apache Solr | Quickwit |
|---|---|---|
| **vioscaleAI score** | 48.6 (34% (low)) | 53.1 (55% (medium)) |
| activity.commits_last_30d | 100 | 46 |
| adoption.dependent_repos | 0 | 2 |
| adoption.github_stars | 1,685 | 11,712 |
| content.faq | `[{"answer":"Apache Solr is a server-based search platform built on Apache Lucene, enabling full-text, vector, and geospatial search through HTTP REST APIs. It supports distributed indexing, fault-tolerant replication, and near real-time query processing with multi-tenant support. It is indexed under Search Engines.","source":"https://solr.apache.org","question":"What is Apache Solr?","confidence":0.6},{"answer":"Apache Solr is open source, so it can be self-hosted and used at no licence cost. It is released under the Apache-2.0 licence. Pricing changes often, so verify at source before relying on it.","source":"https://solr.apache.org","question":"Is Apache Solr free to use?","confidence":0.6},{"answer":"Apache Solr supports Linux and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://solr.apache.org","question":"What platforms does Apache Solr support?","confidence":0.6},{"answer":"Yes. Apache Solr can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://solr.apache.org","question":"Can Apache Solr be self-hosted?","confidence":0.6},{"answer":"We have confirmed 10 integrations for Apache Solr, including Apache Lucene, Apache Zookeeper, Apache Tika, Docker, Kubernetes, Apache ManifoldCF, Apache Spark and Apache Nutch, plus 2 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://solr.apache.org","question":"What does Apache Solr integrate with?","confidence":0.6},{"answer":"Yes. Apache Solr is published under the Apache-2.0 licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/apache/solr","question":"Is Apache Solr open source?","confidence":0.95}]` | `[{"answer":"Open-source search engine and log analytics platform with real-time indexing, distributed deployment, and Elasticsearch API compatibility. It is indexed under Search Engines.","source":"https://quickwit.io","question":"What is Quickwit?","confidence":0.6},{"answer":"Quickwit is open source, so it can be self-hosted and used at no licence cost. It is released under the Apache-2.0 licence. Pricing changes often, so verify at source before relying on it.","source":"https://quickwit.io","question":"Is Quickwit free to use?","confidence":0.6},{"answer":"Quickwit supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://quickwit.io","question":"What platforms does Quickwit support?","confidence":0.6},{"answer":"Yes. Quickwit can be deployed cloud / SaaS and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://quickwit.io","question":"Can Quickwit be self-hosted?","confidence":0.6},{"answer":"We have confirmed 9 integrations for Quickwit, including AWS Lambda, AWS S3, Google Cloud Storage, Kafka, SQS, Elasticsearch, Jaeger and Trino, plus 1 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://quickwit.io","question":"What does Quickwit integrate with?","confidence":0.6},{"answer":"Yes. Quickwit is published under the Apache-2.0 licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/quickwit-oss/quickwit","question":"Is Quickwit open source?","confidence":0.95}]` |
| deployment.options | `{"cloud":true,"self_hosted":true}` | `{"cloud":true,"on_prem":true,"self_hosted":true}` |
| description.long | Apache Solr is a distributed, open-source search engine providing scalable indexing and querying with support for full-text, vector, and geospatial search. It offers features like faceting, analytics, replication, and automated failover, with deployment options including containerization via Docker and Kubernetes. | Distributed search engine optimized to run on cloud object storage, providing fast query performance for observability use cases including logs and traces. |
| features.capabilities | `{"faceting":"yes","query_dsl":"HTTP REST API with JSON/XML/CSV","deployment":"self_hosted","geo_search":true,"distributed":"clustered","index_engine":"lucene","licence_class":"permissive_oss","log_analytics":true,"multi_tenancy":true,"vector_search":"hybrid_fusion","realtime_indexing":"near_real_time"}` | `{"faceting":"yes","query_dsl":"Elasticsearch-compatible REST API, SQL (Trino-compatible), query AST","deployment":"self_hosted","distributed":"sharded","index_engine":"tantivy","licence_class":"permissive_oss","log_analytics":true,"multi_tenancy":true,"realtime_indexing":"near_real_time"}` |
| integrations.count | 10 | 18 |
| integrations.list | `[{"name":"Apache Lucene"},{"name":"Apache Zookeeper"},{"name":"Apache Tika"},{"name":"Docker"},{"name":"Kubernetes"},{"name":"Apache ManifoldCF"},{"name":"Apache Spark"},{"name":"Apache Nutch"},{"name":"Apache Zeppelin"},{"name":"Apache OpenNLP"}]` | `[{"name":"AWS Lambda"},{"name":"AWS S3"},{"name":"Google Cloud Storage"},{"name":"Kafka"},{"name":"SQS"},{"name":"Elasticsearch"},{"name":"Jaeger"},{"name":"Trino"},{"name":"OTLP"},{"name":"Kinesis","native":true,"direction":"inbound"},{"name":"Pulsar","native":true,"direction":"inbound"},{"name":"OpenSearch","native":false,"direction":"inbound"},{"name":"OpenTelemetry","native":true},{"name":"Vector","native":false,"direction":"inbound"},{"name":"Fluent Bit","native":false,"direction":"inbound"},{"name":"Grafana","native":false,"direction":"outbound"},{"name":"Amazon S3","native":false},{"name":"Azure Blob Storage","native":false},{"name":"MinIO","category":"cloud_storage","direction":"outbound"},{"name":"Ceph","category":"cloud_storage","direction":"outbound"},{"name":"ClickHouse","category":"database","direction":"bidirectional"},{"name":"Syslog","category":"log_transport","direction":"inbound"}]` |
| language.primary | Java | Rust |
| license.spdx | Apache-2.0 | Apache-2.0 |
| platform.support | `{"mac":true,"web":true,"linux":true,"windows":true}` | `{"cli":true}` |
| pricing | `{"type":"open_source","sourceUrl":"https://solr.apache.org","retrievedAt":"2026-10-13T15:11:24.445Z"}` | `{"type":"open_source","freeTier":true,"sourceUrl":"https://quickwit.io","retrievedAt":"2026-08-13T16:50:18.609Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | open_source | commercial |
| pricing.price_level | free | free |
| pricing.transparent | yes | - |
| release.cadence_days | - | 28 |
| release.history | - | `[{"url":"https://github.com/quickwit-oss/quickwit/releases/tag/v0.9.1","date":"2026-09-23T16:31:05Z","type":"stable","version":"v0.9.1"},{"url":"https://github.com/quickwit-oss/quickwit/releases/tag/v0.9.0","date":"2026-07-25T18:37:48Z","type":"stable","version":"v0.9.0"},{"url":"https://github.com/quickwit-oss/quickwit/releases/tag/def4e26e9","date":"2026-05-20T12:05:37Z","type":"stable","version":"def4e26e9"},{"url":"https://github.com/quickwit-oss/quickwit/releases/tag/lambda-11587c00","date":"2026-04-21T14:36:23Z","type":"stable","version":"lambda-11587c00"},{"url":"https://github.com/quickwit-oss/quickwit/releases/tag/lambda-ff6fdfa5","date":"2026-02-10T09:01:15Z","type":"stable","version":"lambda-ff6fdfa5"},{"url":"https://github.com/quickwit-oss/quickwit/releases/tag/lambda-506751fb","date":"2026-01-29T10:06:27Z","type":"stable","version":"lambda-506751fb"},{"url":"https://github.com/quickwit-oss/quickwit/releases/tag/v0.8.2","date":"2024-06-17T17:20:56Z","type":"stable","version":"v0.8.2"},{"url":"https://github.com/quickwit-oss/quickwit/releases/tag/aws-lambda-beta-04","date":"2024-05-16T08:33:39Z","type":"prerelease","version":"aws-lambda-beta-04"},{"url":"https://github.com/quickwit-oss/quickwit/releases/tag/aws-lambda-beta-03","date":"2024-04-03T09:59:23Z","type":"stable","version":"aws-lambda-beta-03"},{"url":"https://github.com/quickwit-oss/quickwit/releases/tag/v0.8.1","date":"2024-03-29T18:01:54Z","type":"stable","version":"v0.8.1"},{"url":"https://github.com/quickwit-oss/quickwit/releases/tag/v0.8.0","date":"2024-03-19T08:47:33Z","type":"stable","version":"v0.8.0"},{"url":"https://github.com/quickwit-oss/quickwit/releases/tag/aws-lambda-beta-02","date":"2024-02-07T09:47:30Z","type":"stable","version":"aws-lambda-beta-02"},{"url":"https://github.com/quickwit-oss/quickwit/releases/tag/v0.7.1","date":"2024-01-24T14:02:13Z","type":"stable","version":"v0.7.1"},{"url":"https://github.com/quickwit-oss/quickwit/releases/tag/aws-lambda-beta-01","date":"2024-01-18T16:04:15Z","type":"stable","version":"aws-lambda-beta-01"},{"url":"https://github.com/quickwit-oss/quickwit/releases/tag/v0.7.0","date":"2024-01-05T09:44:44Z","type":"stable","version":"v0.7.0"},{"url":"https://github.com/quickwit-oss/quickwit/releases/tag/v0.6.5","date":"2023-12-11T15:54:52Z","type":"stable","version":"v0.6.5"},{"url":"https://github.com/quickwit-oss/quickwit/releases/tag/v0.6.4","date":"2023-10-03T13:02:43Z","type":"stable","version":"v0.6.4"},{"url":"https://github.com/quickwit-oss/quickwit/releases/tag/v0.6.3","date":"2023-07-28T20:44:42Z","type":"stable","version":"v0.6.3"},{"url":"https://github.com/quickwit-oss/quickwit/releases/tag/v0.6.2","date":"2023-07-10T09:56:40Z","type":"stable","version":"v0.6.2"},{"url":"https://github.com/quickwit-oss/quickwit/releases/tag/v0.6.1","date":"2023-06-12T08:45:34Z","type":"stable","version":"v0.6.1"}]` |
| security.disclosure_policy | yes | - |
| security.gdpr | - | yes |
| security.scorecard | - | 6.6 |
| security.trust_center | https://solr.apache.org/security.html | - |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fapache%2Fsolr&per_page=100","last_12m":0,"max_severity":null}` | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=cargo&package_name=quickwit-indexing&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Search Engines)

| Capability | Apache Solr | Quickwit |
|---|:--:|:--:|
| **Deployment** |  |  |
| Deployment | Self-hosted | Self-hosted |
| **Architecture** |  |  |
| Index engine | Lucene | Tantivy |
| **Query** |  |  |
| Query DSL (JSON / SQL / params / GraphQL) | HTTP REST API with JSON/XML/CSV | Elasticsearch-compatible REST API, SQL (Trino-compatible), query AST |
| Faceting & filtering | Yes | Yes |
| Geo search | ✓ | - |
| **Relevance** |  |  |
| Typo tolerance / fuzzy | - | - |
| Relevance tuning | - | - |
| **Vector** |  |  |
| Vector / hybrid search | Dense + lexical fusion | - |
| **Scale** |  |  |
| Distributed / horizontal scale | Clustered | Sharded |
| Multi-tenancy (indexes / collections / tenants) | ✓ | ✓ |
| **Ingest** |  |  |
| Real-time indexing | Near-real-time | Near-real-time |
| **Workload** |  |  |
| Log / analytics workload | ✓ | ✓ |
| **Licensing** |  |  |
| Licence class | Permissive OSS | Permissive OSS |

*Source: vioscaleAI. Generated 2026-10-16T18:31:03.207Z. "-" = undocumented, not absent.*