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Viglet Turing ES alternatives

Viglet Turing ES is a free, Apache 2.0 platform for self-hosted enterprise search. It combines semantic navigation, content integration, and generative AI, with facets, autocomplete, targeting, ranking, per-site insights, RAG, agents, tool calling, and MCP support. Solr, Lucene, and Elasticsearch backends are available, alongside AEM, crawler, database, file-system, and WordPress connections. Authentication includes native sessions, OAuth2 social login, and Keycloak SSO, while Docker, JAR, source, Compose, and Kubernetes deployment options support different operating models.

1. 1

   Korra

   Free plan AndroidAPIExtension+6

   Visual answers and isolated document search portals — Korra adds multimodal visual answers, exact source navigation, portal administration, and tablet or isolated deployments.

   7.2 Free plan · pricing on request Visit site
2. 2

   Fess

   Free plan APILinuxMac+3

   Open-source website, file, and database search — Fess provides a built-in crawler, indexer, console, and OpenSearch foundation, plus OCR-enabled file extraction.

   7.5 Free plan Visit site
3. 3

   Elastic Search AI

   Free plan APILinuxSelf-hosted+1

   Managed-style search and retrieval across complex datasets — Elastic Search AI combines BM25 and vector search with RAG, flexible data storage, and cloud-provider integrations.

   7.6 Free plan · paid from $99/mo · 14-day trial Visit site
4. 4

   OpenSearch

   by OpenSearch

   Free plan APILinuxMac+3

   Open-source search, analytics, and observability — OpenSearch adds dashboards, Data Prepper collection, aggregations, anomaly detection, and hybrid or multicloud deployment.

   7.1 Open source Visit site
5. 5

   GoSearch Analytics

   Free plan APIExtensionWeb

   Connected-app search, custom agents, and no-code workflows — GoSearch connects 100+ apps with federated or indexed retrieval and adds custom agents and visual multi-step workflows.

   7.3 Free plan · paid from $20/user/mo Visit site
6. 6

   PipesHub

   Free plan APISelf-hostedWeb

   Permission-aware enterprise search and workflow automation — PipesHub combines knowledge-graph retrieval, inherited application permissions, cited answers, and event-driven automation.

   6.9 Free plan Visit site
7. 7 O

   Onyx

   Free plan Open source APIExtensionLinux+4

   Permission-enforced enterprise knowledge with team workspaces — Onyx offers parallel indexed-source search, 50+ continuously synced connectors, file uploads, image generation, and team workspaces.

   8.7 Free plan · paid from $20/user/mo (annual) · 14-day trial Visit site
8. 8 G

   Google Agent Search

   Free plan APIWeb
   7.2 From $0.50/mo Visit site
9. 9

   SWIRL AI Search

   Free plan APILinuxSelf-hosted+1
   6.9 Free plan · paid from $24,000/yr Visit site
10. 10 D

    Dropbox Dash

    Free trial AndroidAPIExtension+4
    6.5 From $19/user/mo · 30-day trial Visit site
11. 11

    Dashworks

    Free trial ExtensionSelf-hostedWeb
    6.4 From $10/user/mo (annual) · 14-day trial Visit site
12. 12

    Amazon Kendra

    Free trial APIWeb
    6.3 From $1.12 · 30-day trial Visit site
13. 13 C

    Coveo

    by Coveo

    Free trial APIWeb
    6.3 Pricing on request Visit site
14. 14

    Mindbreeze InSpire

    Free trial APILinuxSelf-hosted+1
    6.1 Visit site
15. 15

    Guru

    by Guru

    Paid AndroidAPIExtension+2
    5.8 Pricing on request Visit site
16. 16 K

    Kaldros

    Free trial Web
    5.7 From €39/user/mo (annual) · 14-day trial Visit site
17. 17 H

    Hebbia

    Paid APIiPhoneWeb
    5.6 Pricing on request Visit site
18. 18

    Moveworks

    Paid AndroidAPIExtension+2
    5.6 Pricing on request Visit site
19. 19

    Glean Agent Builder

    Paid Web
    5.5 Pricing on request Visit site
20. 20 S

    SearchBlox SearchAI

    Paid APILinuxSelf-hosted+2
    5.4 From $24,000/yr Visit site
21. 21 I

    InSearch

    Paid Web
    5.2 From $20/user/mo (annual) Visit site
22. 22 S

    Squirro Enterprise GenAI

    Paid APISelf-hostedWeb
    5.2 Pricing on request · 14-day trial Visit site
23. 23

    Sinequa

    Paid Self-hostedWeb
    4.8 Pricing on request Visit site
24. 24 I

    IBM watsonx.data

    Paid Web
    4.7 From $1 Visit site

An alternative may suit you better if you need visual answers, broader workplace connectors, analytics, permission-aware retrieval, or no-code automation. Turing ES requires Java 21, and its embedded H2 setup is for local development and evaluation rather than production. Before switching, compare content reach, deployment location, authentication, permissions, citations, AI functions, and integration methods. Check whether each product’s free offering covers your needs, or whether trials, paid plans, or pricing requests affect the decision.

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