# Zebra server, Copyright (C) 1994-2026 Index Data

## Introduction

Zebra is a high-performance, general-purpose structured text indexing
and retrieval engine. It reads structured records in a variety of input
formats (eg. email, XML, MARC) and allows access to them through exact
boolean search expressions and relevance-ranked free-text queries.

## Documentation

You'll find documentation in subdirectory 'doc' in various
formats (HTML, Docbook XML). You can also browse the
[documentation](https://www.indexdata.com/zebra/doc) from the Zebra
home page.

## Installation

Install [YAZ](https://www.indexdata.com/yaz).
Optional external packages: Tcl, iconv, EXPAT, libxml2 and libxslt1.

## Quick compile and install:
```
  ./configure
  make
  make install
```

For detailed instructions and Windows installation refer to
the documentation.

## License

Zebra is covered by the GNU GPL v2. See [LICENSE.zebra](LICENSE.zebra).

## Support

To get more information or assistance, send mail to info@indexdata.dk
or use the [GitHub discussions](https://github.com/indexdata/idzebra/discussions).
