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Features

• (almost) Unicode aware (thanks ICU)
  • (partial) automatic charset detections and conversions
  • regular expressions (ugrep)
  • graphemes aware and normalization (implies --form=[c|d] option)
• overlaps handling on multiple matches (eg: echo eleve | grep --color=always -e el -e le)
• optional bzip2 and/or gzip stream support

Documentation

• Installation from sources
• Build head on ArchLinux
• Build head on Gentoo
• Known bugs, limitations, etc
• FAQ

Manual pages

Tools:

• ugrep (grep) (spec)
• ucat (cat) (spec)
• ucut (cut) (spec) (status: current job, unstable)
• utr (tr) (spec) (status: first draft)
• usort (sort) (spec) (status: first implementation, only few "functionalities" are available)

Appendix:

• Common options
• Detailed regular expression syntax

Planned (or not):

• uwc (wc) (graphemes/code points)

For developers

• TODO
• Unicode Security Considerations

Branch details:

• master: current development branch
• normalized_stream (pushed): dead, kept to remember how to play with NF[C|D]_QC property
• i18n_test (pushed): study i18n implementation based on ResourceBundles