# Algolia vs Apache Solr

**Leader by Vioscale score:** Algolia

| Attribute | Algolia | Apache Solr |
|---|---|---|
| **Vioscale score** | 71.3 (75% (high)) | 53.6 (40% (low)) |
| activity.commits_last_30d | - | 100 |
| adoption.dependent_repos | - | 0 |
| adoption.github_stars | - | 1,667 |
| deployment.options | `{"cloud":true}` | `{"self_hosted":true}` |
| description.long | Algolia is a managed search service that combines keyword search with AI capabilities to help businesses deliver relevant results, personalized discovery, and real-time insights. It powers search, RAG, and agentic experiences across web applications and ecommerce platforms. | 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. |
| features.capabilities | `{"faceting":"yes","deployment":"managed","geo_search":false,"distributed":"clustered","soc2_type_ii":true,"licence_class":"proprietary","log_analytics":false,"multi_tenancy":true,"pricing_model":"tiered_cloud_consumption","vector_search":"hybrid_fusion","typo_tolerance":"built_in","deployment_model":"managed_cloud_saas","relevance_tuning":"ranking_rules","generative_ai_answer_synthesis_rag":true,"bring_your_own_llm_byo_model_support":false,"hipaa_compliance_for_medical_records":true,"source_system_rbac_permissions_mirroring":false,"optical_character_recognition_ocr_for_pdfs":false,"admin_dashboard_for_search_analytics_and_gaps":true,"personalization_based_on_user_department_context":false,"pre_built_native_crawlers_for_100_plus_saas_apps":false}` | `{"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","multi_tenancy":true,"vector_search":"hybrid_fusion","realtime_indexing":"near_real_time"}` |
| integrations.count | 4 | 10 |
| integrations.list | `[{"name":"Shopify"},{"name":"Analytics tools"},{"name":"Data pipelines"},{"name":"Ecommerce platforms"},{"name":"Slack"},{"name":"Stripe"},{"name":"Zendesk"}]` | `[{"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"}]` |
| language.primary | - | Java |
| license.spdx | - | Apache-2.0 |
| market.availability | `{"hqCountry":"US","primaryMarkets":["US","GB","EU"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"ios":true,"web":true,"android":true}` | `{"cli":true,"linux":true}` |
| pricing | `{"type":"subscription","plans":[{"free":true,"name":"Grow","summary":"Free: 10K requests/month, 100K records. Then $0.50 per 1K requests, $0.40 per 1K records.","features":["Keyword Search + Browse","Query suggestions","Manual synonyms","Data transformation","Rules (10/index)","30 days analytics retention","Third party integrations and connectors","US, UK, EU hosting locations"],"commitment":"monthly","components":[{"per":{"qty":1000,"unit":"search requests"},"kind":"metered","amount":0.5,"currency":"USD"},{"per":{"qty":1000,"unit":"records"},"kind":"metered","amount":0.4,"currency":"USD"}],"description":"Free tier with pay-as-you-go overages","contactSales":false,"includedLimits":{"records":"100K","search_requests":"10K/month"}},{"free":false,"name":"Grow Plus","summary":"$1.75 per 1K requests above included amount","features":["Everything in Grow","AI Ranking","Advanced Personalization","Query Categorization","Collections","Rules (10,000/index)","90 days analytics retention"],"commitment":"monthly","components":[{"per":{"qty":1000,"unit":"search requests"},"kind":"metered","amount":1.75,"currency":"USD"}],"description":"Grow features plus AI-powered ranking and personalization","contactSales":false,"includedLimits":{"search_requests":"10K/month"}},{"free":false,"name":"Elevate","summary":"Custom pricing. Contact sales for quote.","features":["Everything in Grow Plus","NeuralSearch","AI Collections","Smart Groups","Real-time personalization","99.99% availability SLA","SSO and Enhanced SLA","Enterprise-level support","Professional services"],"description":"Enterprise-scale AI search with dedicated support","contactSales":true}],"summary":"Free tier with 10K requests/month and 100K records. Grow Plus from $1.75 per 1K requests. Elevate for enterprise (custom pricing). Volume discounts available with annual commitment.","currency":"USD","freeTier":true,"sourceUrl":"https://www.algolia.com/de/pricing/grow-plan","retrievedAt":"2026-08-24T22:38:26.557Z","startingPrice":{"unit":"search requests","amount":1.75,"currency":"USD"},"billingPeriods":["month"]}` | `{"type":"open_source","freeTier":true,"sourceUrl":"https://solr.apache.org","retrievedAt":"2026-08-14T21:34:00.435Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | commercial |
| pricing.price_level | low | free |
| pricing.starting_price | `{"amount":1.75,"currency":"USD"}` | - |
| pricing.transparent | yes | yes |
| reliability.status_page | yes | - |
| security.disclosure_policy | yes | yes |
| security.gdpr | yes | - |
| security.hipaa | yes | - |
| security.iso27001 | yes | - |
| security.soc2 | yes | - |
| security.vulnerabilities | - | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=helm&package_name=apache-solr%2Fsolr&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Search Engines)

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

*Source: Vioscale. Generated 2026-09-01T16:44:21.516Z. "-" = undocumented, not absent.*