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Data Formats and File Extensions: R

Find data file formats and file extensions that start with the letter R, or view thousands of file extensions and file formats in the complete list.

With literally thousands of data file formats employed by Windows and Window-based apps, keeping track of all the file extensions employed by your software applications and programs can be quite a challenge. Fortunately, Webopedia's Complete List of Data File Formats and File Extensions makes it quick and easy to sift through thousands of file extensions and data file formats to find exactly what you need. You can peruse the full list or search for data formats and file extensions based on the letter they start with from the table below.

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  Data File Formats that Begin with the Letter 'R'

.rRatfor (FORTRAN preprosessor) file
.r33Train Simulator Game file
.r8Raw graphics (one byte per pixel) plane one (PicLab)
.r8pPcl 4 bitmap font file (Intellifont)
.raMusic (RealAudio)
.ramRamfile (RealAudio)
.rarCompressed file archive created by RAR (rar1_402.exe)
.rasSun Rasterfile graphics
.ratDatafile (RATS)
.rawRaw RGB 24-bit graphics
.rbRuby on Rails class file
.rbfWindows Installer Rollback file
Datafile (Rbase)
.rbnRichard's Bridge Notation
Real Sound file
.rbsWindows Installer Rollback Script file
.rbxFormat for playing RapidPlayer v3.0 ActiveX Control in Explorer
.rcResource script (Visual C/C++ - Borland C++)
Configuration (emacs)
.rcfRhapsody Storage file
.rcgNetscape newsgroup file (netsc.rcg)
.rcpRecomposer's MIDI Sequencer Music file
.rcxLego Mindstorms Robotics Invention System
.rdbTrueVector Rules database
ZoneAlarm Rules database
.rdfCompiled UIC source code (Geoworks UI Compiler)
.rdiDevice-independent bitmap file (RIFF RDIB format)
.rdsRay Dream Studio file
.rdxDatafile (Reflex)
.recDatafile (EpiInfo)
Record file (Sprint)
Recorded macro file (Windows 3.x)
.redPath info (Clarion Modula-2)
.regOLE Registration (Windows 3.x)
Registration (Corel programs)
.relsMicrosoft Office 2007 Relationships
.remEncrypted Data file
.repQWK reader reply file
Report (Report Designer - CodeReporter - DataBoss)
.resCompiled resource (MS C/C++ - Borland C++)
Dbase resources (dBASE IV)
.revRevision file (Geoworks)
.rexRexx source code file
.rexReport definition (Oracle)
.rezResource file
.rfSun raster graphics
.rflRoll Forward Log file
.rftDca/RFT Revisable Format Text file (IBM DisplayWrite 4.0-5.1)
.rgbSgi RGB image file (SDSC Image Tool)
.rgiRealArcade Game Installer
.rgpRealArcade Game Package
.rgsRealArcade Game Installer
.rgxSymbol tables etc. info (ReaGeniX code generator)
.rhResource header file (Borland C++ 4.5)
.rhpRhapsody Notation Program File Format
.riData (Lotus 1-2-3)
.ribGraphics in Renderman format (3DReality)
.ricFax (Ricoh)
.rifRiff bitmap graphics (Fractal Design Painter)
.ripGraphics (Remote Access)
.rixBitmap graphics (ColorRIX VGA Paint)
.rl4Bitmap graphics
.rl8Bitmap graphics
.rlaWavefront raster image file (SDSC Image Tool)
.rlbData (Harvard Graphics Win) hgw.rlb
.rlcGraphics 1bit/pixel scanner output
.rleUtah Run Length Encoded raster graphic (SDSC Image Tool)
.rlzRealizer source code file (CA-Realizer)
.rmRealMedia file
.rmfRich Map Format
Rich Music format
.rmiMidi file (RIFF RMID format)
.rmjReal Jukebox file
.rmkMakefile (Clipper RMake)
.rmmRealPlayer file
.rmrResume Maker file
.rmsSecure Real Media file
.rmvbVideo file for Realplayer
.rmvbReal Media video file
.rmxRealJukeBox MP3 file
.rnXpl program for Nota Bene users
.rndRendering Slide (AutoCAD AutoShade)
.roiActuate ReportBlast file
.rnoRunoff file (VAX)
.rolFm music Adlib Music File (Roland)
.rpdDatabase (RapidFile)
RosaPro file
RPV Printing System file
.rplText document (Replica)
.rpmRedHat Package Manager
RealMedia Player file
RunPaint Multicolor Graphic
.rpsPropellerhead Software Reason Song
.rrdERDAS Imagine file
.rsData file (Amiga Resource - Reassembler)
.rs_Resource fork of a Macintosh file (Mac-ette)
.rsbRed Storm Image Format
.rscResource file
.rsmReliaSoft MPC 3
RuneSword II Game
WinWay Deluxe Resume file
.rspResponse file
.rssRockwell Logix PLC file
.rstANSYS Results
ReliaSoft BlockSim
.rswReliaSoft BlockSim
.rtcLive Meeting Connection file
.rtfRich Text Format text file (many - Windows Word)
Windows Help file script
.rtlRun Time Library (NU 7.0)
Text file
.rtpTurbo Tax Update file
RTPatch software update package data file
.rtsRuntime library file (CA-Realizer)
.rtxReliacast Audience Manager Turnstile
Mobile Phone Ringtone
.ruJavaSoft Library file
.runRunScanner Saved file
.rvRealVideo Video file
.rvbRhinoscript file
.rvpMS Scan Configuration file
.rwgRandom Word Generator List file
.rwsResource Workshop data file (Borland C++)
.rwxScript (RenderWare)
.rwzMS Outlook Rules Wizard file
.rzkRed Zion File Crypt (password file)
.rzrin-sync Speed Razor Project file
.rzxin-sync Speed Razor Project file
Red Zion File Crypt (encrypted file)

Recommended Reading: An Introduction to Data File Formats and Their File Extensions

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