The .rb extension is used for many formats which include definition files based on the Fuzzy rule, eBook files of the Rocket Edition, class files of Ruby on Rails, project files of REALbasic and the profile configuration files of Rosebud. Other versions of Ruby which are also called gems include Mongrel, Capistrano and Ruby on Rails.
TXTZ is a ZIP-compressed plain text file format used for ebook conversion.
FreeFileConvert uses tuned encoding for RB to TXTZ conversions, preserving clarity while trimming file size. Finished ebooks download instantly across phones, tablets, desktops, and modern browsers without extra tweaks.
Upload RB files from desktop or tablet, queue multiple jobs, and let the converter finish autonomously. Return whenever convenient to download synchronized TXTZ results on any device you rely on.
Process up to 5 files sized 1024 MB per batch without splitting queues manually. Mixed-format uploads convert together, producing consistent TXTZ ebooks with dependable progress tracking.
TXTZ bundles text files in a ZIP archive for easier handling by ebook software.
Upload your ebook file in the RB format from your device.
Select TXTZ as the output format and click Convert. Adjust optional settings if needed.
Download the converted ebook file. Each file stays available for up to 5 downloads.