apache/solr
Apache Solr open-source search software observed · 2026-08-28
Health v2 · maintenance only
77/100
- Activity 99
- Release rhythm 35
- Longevity 100
Flags: no_releases
How is this computed?
round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10) — computed 2026-09-03. Adoption (stars, forks) is never an input.
- gap_med: n/a
- age_days: 2018
- days_rel: n/a
- days_push: 7
- n_releases_24m: 0
Adoption not part of the score
1667 stars · 859 forks observed · 2026-08-28
What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-30, confidence not recorded
Apache Solr is a fast, open-source, multi-modal search platform built on Apache Lucene, providing full-text, vector, and geospatial search over HTTP with a REST-like API. It is highly scalable and fault tolerant, offering distributed indexing, replication, load-balanced querying, and automated failover via SolrCloud and ZooKeeper.
Use cases
- add full-text search to a website or application
- index and query millions of documents with faceting and highlighting
- run vector search for semantic or AI-powered retrieval
- perform geospatial search over location data
- deploy a scalable, fault-tolerant search cluster on Kubernetes
- build schemaless search indexes that evolve with your data
- power e-commerce product search and navigation
When to choose
- you need a battle-tested, production-grade enterprise search server with REST APIs
- you require distributed indexing, replication, and automated failover at large scale
- you want combined full-text, vector, and geospatial search in one platform
- you need faceting, hit highlighting, joins, grouping, and advanced tokenization
- you want Docker/Kubernetes deployment with an official Solr Operator
When to avoid
- you only need simple embedded search inside a single application (consider Lucene directly)
- you want a lightweight document store without search-centric features
- your team cannot operate a JVM-based server or manage ZooKeeper-based clustering
- you need a fully managed hosted search service rather than self-hosted infrastructure
Facets
service · maturity stable
search-engine database analytics http-server plugin-system databases big-data analytics backend jvm self-hosted windows full-text-search vector-search geospatial-search lucene faceting distributed-indexing solrcloud nosql information-retrieval rest-api search docker kubernetes web-server linux macos
6 sources
- readme: https://github.com/apache/solr · fetched 2026-08-28 · 987f6ce53a9d
- homepage: https://solr.apache.org/ · fetched 2026-08-29 · c91f182c0bb5
- site_page: https://solr.apache.org/guide/solr/latest · fetched 2026-08-29 · f2eafb16ea04
- site_page: https://solr.apache.org/features.html · fetched 2026-08-29 · 49ba888bbf28
- site_page: https://solr.apache.org/community.html · fetched 2026-08-29 · 943b39cbca1d
- site_page: https://solr.apache.org/resources.html · fetched 2026-08-29 · fba764de615d
Member repositories
| Repository | Role | Health v2 |
|---|---|---|
| apache/solr | main | 77 |
For agents
Data as of 2026-08-30T08:39:29.467469+00:00 · Report a problem