Suggestions for unicode

The following packages have something in common with the package unicode. The packages are ordered in decreasing similarity.

Package latex-uni8: Universal inputenc, fontenc, and babel for pdfLaTeX and LuaLaTeX
Package newunicodechar: Definitions of the meaning of Unicode characters
Package ucs: Extended UTF-8 input encoding support for LaTeX
Package uspace: Giving meaning to various Unicode space characters
Package greek-inputenc: Greek encoding support for inputenc
Package unicode-alphabets: Macros for using characters from Unicode’s Private Use Area
Package unicode-data: Unicode data and loaders for TeX
Package cptex: Use different code pages for TeX input
Package rmligs: Remove incorrect ligatures in German documents
Package texaccents: Convert composite accented characters to Unicode
Package t1enc: Standard package for activating ec fonts
Package mapcodes: Support for multiple character sets and encodings
Package codepage: Support for variant code pages
Package utf8add: Additional support for UTF-8 encoded LaTeX input
Package ginpenc: Modification of inputenc for German
Package rtkinenc: Input encoding with fallback procedures
Package umlaute: German input encodings in LaTeX
Package tcvn: Vietnamese Windows support
Package unicode-math-input: Allow entering Unicode symbols in math formulas
Package commonunicode: Convert common unicode symbols to LaTeX code
Package albatross: Find fonts that contain a given glyph
Package latin1jk: Inputenc encoding for verbatim ISO 8859-1 use
Package latin2jk: Inputenc encoding for verbatim ISO 8859-2 use
Package latin3jk: Inputenc encoding for verbatim ISO 8859-3 use
Package verbtext: Verbatim, interpreting non-ascii text
Package inputenx: Enhanced input encoding handling
Package xetex-devanagari: XeTeX input map for Unicode Devanagari
Package xetex-tibetan: XeTeX input maps for Unicode Tibetan
Package guarani: Babel support for the Guarani language
Package lgrx: Obsolete package for Greek in text
Package uninormalize: Unicode normalization support