Project Summary
The open source project strus provides a collection of C++ (C++98) libraries and command line tools for building a full-text search engine.
What makes strus unique compared with other open source search engines like Xapian,Lucene or Sphinx is the modeling of expressions for matching structures as iterators instead of modeling them as subqueries. This makes the need for query optimization for minimizing the number of disk blocks accessed obsolete. Furthermore this model empowers strus with great capabilities of extracting information from expression matches for intelligent feature selection or even query answering.
In a Nutshell, strus...
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took an estimated 44 years of effort (COCOMO model)
starting with its first commit in April, 2013
ending with its most recent commit over 4 years ago
GNU General Public License v3.0 only
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These details are provided for information only. No information here is legal advice and should not be used as such.
Project Security
Vulnerabilities per Version ( last 10 releases )
There are no reported vulnerabilities
Project Vulnerability Report
Security Confidence Index
Vulnerability Exposure Index
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30 Day SummaryFeb 10 2026 — Mar 12 2026
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12 Month SummaryMar 12 2025 — Mar 12 2026
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