Xapian
Xapian is an open source search engine library that allows developers to add advanced searching capabilities to their applications. It supports features like full text and boolean search, spelling correction, query expansion, relevance ranking, and more.
search
indexing
full-text-search
boolean-search
spelling-correction
query-expansion
relevance-ranking
Xapian: Open Source Search Engine Library
Xapian is an open source search engine library that allows developers to add advanced searching capabilities to their applications. It supports features like full text and boolean search, spelling correction, query expansion, relevance ranking, and more.
What is Xapian?
Xapian is an open source search engine library that allows developers to add advanced searching capabilities to their applications. It is written in C++ and has bindings for many programming languages like Python, PHP, Java, C#, and Ruby.
Some key features of Xapian include:
- Full text search - Xapian indexes all terms in documents added to it and allows fast full text search across huge datasets.
- Boolean search - Supports combining terms with AND, OR, NOT operators.
- Spelling correction - Auto correct typos and suggest alternative spellings.
- Query expansion - Automatically expand/rewrite queries to match more documents.
- Relevance ranking - Rank results by relevance using term frequencies, document length etc.
- Supports traditional databases like PostgreSQL and NoSQL databases like MongoDB as its backend.
- Sharding and replication - Horizontally scale across servers.
Xapian is very flexible and versatile. It can be used to build search capabilities in a variety of applications like websites, intranets, document management systems, mail search utilities etc. Its speed and scalability make it suitable even for large scale deployments.
Xapian Features
Features
- Full text search
- Boolean search
- Spelling correction
- Query expansion
- Relevance ranking
- Indexing of documents
- Support for multiple languages
Pricing
- Open Source
Pros
Open source
High performance
Scalable
Advanced search capabilities
Well documented
Active development community
Cons
Steep learning curve
Limited out-of-box UI features
Requires programming knowledge to implement
Not as widely used as some commercial options
Official Links
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