RB to RGBA Converter

Convert your rb files to rgba online & free
EBook Converter
Drop files here. 100 MB maximum file size or Sign Up
  • Image
  • Document
  • Ebook
  • Audio
  • Archive
  • Video
  • Presentation
  • Font
  • Vector
  • CAD
  • abc
  • abw
  • csv
  • dbk
  • djvu
  • dng
  • doc
  • docm
  • docx
  • erf
  • ebm
  • ewm
  • emw
  • gzip
  • kwd
  • odt
  • oxps
  • ppt
  • pptx
  • pdf
  • rtf
  • rar
  • txt
  • wps
  • xls
  • xlsx
  • zip
to
  • Image
  • Document
  • Ebook
  • Audio
  • Archive
  • Video
  • Presentation
  • Font
  • Vector
  • CAD
  • abc
  • abw
  • csv
  • dbk
  • djvu
  • dng
  • doc
  • docm
  • docx
  • erf
  • ebm
  • ewm
  • emw
  • gzip
  • kwd
  • odt
  • oxps
  • ppt
  • pptx
  • pdf
  • rtf
  • rar
  • txt
  • wps
  • xls
  • xlsx
  • zip
Convert to RB

rb

Rocket eBook

Was developed for the first mass-produced e-book reader – Rocket eBook. The format is written in Ruby. RB files are containers holding the entire content for a Rocket eBook device. It has DRM protection capability which is not used in the books published at present due to the format’s lack of popularity.
RGBA Converter

rgba

Raw red, green, blue, and alpha samples

This format has the same color structure as RGB, but it includes an alpha channel that is used to display various levels of transparency. The transparency value is set from 0 to 1, where 1 corresponds to opacity. It is described using the CSS3 programming language.

How to convert RB to RGBA

Step 1

Upload rb-file(s)

Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.

Step 2

Choose "to rgba"

Choose rgba or any other format you need as a result (more than 200 formats supported)

Step 3

Download your rgba

Let the file convert and you can download your rgba file right afterwards