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Updated 2 NOV 1998 Security and Privacy Notice | URL:/about/freeware.html

ASF Freeware ( download )

• Integrates freeware components
• Full software suite for Linux, SUN Solaris
• Source code for porting and customization
• Include basic documentation and training materials
• Freely distributed via Internet and CD-ROM
• Features
  • Document Types
    • ASCII text
    • USMARC records
    • Electronic mail folders
    • Usenet news archives
    • US patents
    • IAFA templates
    • BIBTeX
    • Filenames
    • MEDLINE
    • First line in file
    • SGML tagged fields
    • HTML
    • GILS templates
    • FGDC templates
    • Colon delimited fields
    • GCMD DIF templates
    • whois++ templates
    • Multi-file documents
  • Query
    • Full-text, fielded Boolean, spatial queries
    • Gateway to Z39.50
    • Multiple (parallel) sessions
    • Integrated with Apache
    • Search & browse of document
    • Search & browse of locator records
  • Search
    • Full text & field search
    • Search on numeric fields using >, <, =
    • Search on date fields using before, during, after
    • Search on geospatial bounding box
    • Boolean searches
    • Phrase searching
    • GILS template generation
    • Right truncation
    • Proximity searching (within N characters)
    • Case insensitive searching, punctuation ignored
    • Configurable stopword list
    • Customizable results presentation Relevance ranked scores
    • Term weighting
  • Advanced Query Processing
    • Query Pre-processing
    • Synonym expansion
    • Weighted suggestion of search targets
    • Manual selection search targets
    • Query Distribution
    • Management of site-related problems
    • Management of system loading & resources
  • Gatherer
    • Extracts and compiles documents using GILS-compliant search interface,
      as well as hyperlinks and directories
    • Includes Pavuk; other freeware gatherers available (e.g., Combine, ht://dig)
    • Extracts HTML embedded metadata (PICS, Dublin Core, GILS, other)
  • Directory
    • Collect summary locator records ("centroids") from other servers
    • Locate other relevant sites
    • Virtual Topic Trees
    • Servers can be in multiple trees
    • Easy connection to existing trees
  • Z39.50 Support
    • Z39.50 version 2 and version 3 standard interface to searchable collections
    • ASF is GILS-compliant
    • Multiple Attribute Sets (Bib-1, GILS, STAS, Geospatial)
    • Based on IndexData YAZ, a robust and well-designed toolkit