Main Features
SearchUnit Lite is an index based search engine control for ASP.NET web applications, written in .NET. It's design is fully customizable through it's use of templates. It is simple to use, being entirely control based no programming is required. It is easy to deploy, requiring only it's DLLs and index files to be moved to the server.

• High-speed index based searching
• Visual Studio based index management (spidering and indexing)
• Phrase matching
• Smart result summary & keyword highlighting
• Stemming/Lemmas - Word form variations are searched and ranked lower
• Complex expression support; nested groups, NOT, OR and AND
• Multiple document format indexing (Word, RTF, TXT, PDF, HTML [aspx, html, aspx, jsp...])
• Templated control
• Open, pure .NET API
• Indexes/crawls password protectected web-sites
• Completely 'Microsoft Indexing Service' independent
• Case sensitivity options
• Result DataSource merging
• Ignore region support
• Unicode and non English language support
• Featured results control
• ASP.NET 1.1 and higher compatible.

Details

• For users it provides high-speed search capabilities, with powerful search expressions;
  • Phrase matching
  • NOT, OR and AND operators
  • Groups and nested groups
  • Word stemming
• Implementation is as easy as
  • Drag SearchBox and SearchResult controls onto pages
  • Configure directory to store index files
  • Crawl and index web-site through integrated index management tool
• Extensible API gives developers broad usage scope
  • Custom document parsers
  • Custom ranking algorithms
  • Programmatic crawling, indexing and searching
  • Logging of user's search activities

Please, note that Keyoti SearchUnit is available in two editions, Lite and Pro. These features are present only in Keyoti SearchUnit Pro:

• Reusable administration web application: Web-based administration of Crawling, Indexing, Content/Location assignment, Configuration, Index deletion
• Windows Service based recrawling/reindexing: Optional Windows Service can be installed for periodic rebuilds.
• 'Did you mean?' spelling suggestions: Flexible spelling control checks queries, and includes custom dictionary support for organization acronyms, jargon and names.
• Content & Location categorization