Free unicode charts opera software for windows

The Unicode Charts Opera widget displays various unicode charts The Unicode Charts widget for Opera browser displays unicode charts for the following categories:
- Latin
- Greek
- Punctuation
- Phonetic symbols
- Mathematical symbols
- Other symbols
System requirements:
- Opera 9 or later

Firefox extension that converts among character references (hex or decimal), HTML entities, and Unicode Unicode converter will convert among character references (hex or decimal), HTML entities, and Unicode. Also view Unicode and values in chart and optionally output to a textbox. Several preferences allow a great degree of customization including adding ones own DTD.
Please be aware that in the Unicode chart view, items like question marks (Firefox 2.0) or boxed numbers (Firefox 3.0) may appear in place of a desired character (and some characters will not or cannot display at all). This is due to Firefoxs own present limitations in displaying such characters.
System requirements:
- Firefox: 2.0.0.* ? 3.0a8

Stock Charts is a useful Firefox extension which allows the user to select multiple ticker symbols and open stock charts in separate tabs.

The Generic spreadsheet Charts Opera widget is a generic spreadsheet parser using Operas graph library The Generic spreadsheet Charts comes with presets for TSV, ACII art table and CSV.
The user can create and save his/her own presets by typing the value and lines separators.
System requirements:
- Opera 9 or later

The Scientific Calculator widget for Opera browser provides a lot of advanced mathematical functions The Scientific Calculator Opera Widget allows you to perform mathematical calculations with advanced scientific functions.
System requirements:
- Opera 9 or later

Requirements: Opera