Opening an RBBAS File

The RBBAS file type is primarily associated with REALbasic.

RBBAS	File extension: RBBAS
	File type:	Class

What is an RBBAS file?

RBBAS files mostly belong to REALbasic by REAL Software, Inc. REALbasic is a rapid application development environment that enables developers to create high-quality, native software for Windows, Mac and Linux. A plain text file.

How can I open an RBBAS file?

You need a suitable software like REALbasic to open an RBBAS file. You need a suitable software like REALbasic from REAL Software, Inc. to open an RBBAS file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your RBBAS file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a RBBAS file directly in the browser:. Just drag the file onto this browser window and drop it.

Online RBBAS Text Viewer

Choose your .rbbas file to analyze

or drag and drop it here

Online File Viewer

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What to Do When a .RBBAS File Fails to Open

RBBAS files can come from different programs and aren't universally openable.

Identify the Source: These files often come from developers building legacy Mac or Windows applications, suggesting it is a REALbasic Class source code file.
Check the Header: Inspect the first bytes in a text editor or hex viewer:
- Readable text or XML implies standard source code.
- "PK" or other magic bytes suggest a compressed or compiled format.
Use the Original Software: The original program is usually required; try REALbasic (now Xojo), a standard text editor, or ask the sender if uncertain.
Use this Webpage: Drag and drop the file into our viewer to detect the format, extract readable text/metadata, and preview when possible.

Technical Data for RBBAS File Extension

File classification:

Source Code

Related files:

rbo, rbx, rbp

an rbbas Class is a special file format by REAL Software, Inc. and should only be edited and saved with the appropriate software.

How to solve problems with RBBAS files

Associate the RBBAS file extension with the correct application.
Update your software that should actually open classes. Because only the current version supports the latest RBBAS file format. Search, therefore, e.g. on the REAL Software, Inc. manufacturer website after an available REALbasic update.
To make sure that your RBBAS file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
Click here to open your .RBBAS file online - secure, fast, and no downloads needed.