Enterprise Search Server: Fess
What is Fess?
Fess is very powerful and easily deployable Enterprise Search Server.
You can install and run Fess quickly on any platforms, which have Java runtime environment. Fess is provided under Apache license.



Fess is OpenSearch/Elasticsearch based search server, but knowledge/experience about OpenSearch/Elasticsearch is NOT needed because of All-in-One Enterprise Search Server. Fess provides Administration GUI to configure the system on your browser. Fess also contains a crawler, which can crawl documents on Web/File System/DB and support many file formats, such as MS Office, PDF and zip.
Download
Fess 14.7.0 (zip/rpm/deb packages)
Features
Very Easy Installation/Configuration
Apache License (OSS)
OS-independent (Java Application)
Crawler for Web/File System/DB/Windows Shared Folder(SMB)
Support many document types, such as MS Office, PDF, Zip archive,…
Support a web page for BASIC/DIGEST/NTLM/FORM authentication
Use OpenSearch or Elasticsearch as a search engine (unlimited scalability)
Provide UI as a responsive web design (support any device)
Provide a browser based administrative page (admin console)
Support secure search (access control with LDAP/Active Directory)
Single Sign On support with SAML/OpenIDConnect
Support JSON/GSA format of search results
Provide search/click log and statistics
Provide auto-complete(suggest)
Provide embedded JavaScript library(migration from Google Site Search)
Learning To Rank support
OCR support
Internationalization/Localization
News
- 2023-03-23
Fess 14.7.0 Released
- 2023-02-08
Fess 14.6.1 Released
- 2023-01-25
Fess 14.6.0 Released
- 2022-11-17
Fess 14.5.0 Released
- 2022-09-06
Fess 14.4.0 Released
- 2022-07-23
Fess 14.3.0 Released
Discussion
Fess Site Search
Fess Site Search is Google Site Search alternative.
Data Store
Theme
Ingester
Script
Support Service
N2SM, Inc. provides support services for Fess as below.
N2 Search: Fess based Enterprise Search Software