RW2 to RB Converter

RW2 to RB — create eBooks from images online for free

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Your Files, Protected

Your data stays protected — RW2 files are erased as soon as conversion finishes, and any RB output is permanently removed within 24 hours.

Cross-Platform

Whether you are on a PC, Mac, Chromebook, or phone — the RW2 to RB converter works the same way across all platforms and devices.

Instant Processing

Most RW2 files convert to RB in just seconds. High-performance cloud servers ensure quick turnaround even for large images.

How to convert RW2 to RB

1

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

2

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

3

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

About formats

RW2 is the proprietary RAW image format used by Panasonic Lumix digital cameras, introduced in 2008 with the Lumix DMC-G1 — the world's first Micro Four Thirds mirrorless camera — and used across the entire Lumix lineup including the full-frame S-series. RW2 files capture the unprocessed 12-bit or 14-bit readout from the camera's CMOS sensor in its native Bayer mosaic pattern, stored in a TIFF-based container with lossy or lossless compression options depending on the camera model. The format records extensive metadata through Panasonic's proprietary MakerNote tags, including lens identification for both native and adapted optics, body and lens firmware versions, image stabilization data from Panasonic's Dual I.S. system, and Photo Style settings (Standard, Vivid, Natural, L.Monochrome, Cinelike D/V, and others). RW2 files from video-centric models like the GH series also store the settings context for their renowned video capabilities, though the RAW files themselves are still-image captures. Panasonic cameras introduced several innovations — contrast-detect AF, DFD (Depth from Defocus) focusing, and Dual Native ISO — and the RW2 format preserves the data needed to leverage these technologies during post-processing. One advantage is the format's connection to Panasonic's imaging innovation: RW2 files from cameras like the GH5 and S1H preserve the sensor output from bodies at the intersection of stills and cinema, valued by hybrid shooters. The format is supported by Adobe Lightroom, Capture One, DxO, Panasonic's SILKYPIX-based RAW converter, dcraw, and RawTherapee.
Developer: Panasonic
Initial release: 2008
RB is the native ebook format of the Rocket eBook, one of the first commercially available dedicated e-reading devices, developed by NuvoMedia and released in October 1998. Founded by Martin Eberhard and Marc Tarpenning — who later co-founded Tesla Motors — NuvoMedia designed the Rocket eBook as a handheld device with a reflective LCD screen, capable of storing approximately ten books in its internal memory. The RB format packages HTML-based content along with embedded images, metadata, and a table of contents into a single binary container optimized for the device's limited hardware. Content was purchased and downloaded through NuvoMedia's RocketLibrarian desktop software. A notable advantage of the format was its early support for bookmarking, annotation, dictionary lookups, and adjustable font sizing — features now standard on modern e-readers but revolutionary in the late 1990s. The Rocket eBook demonstrated viable commercial demand for dedicated reading devices, paving the way for subsequent platforms from Sony, Amazon, and others. NuvoMedia was acquired by Gemstar-TV Guide International in 2000, which discontinued the device line in 2003. While RB files are largely a historical curiosity today, they can be converted to modern formats using ebook management tools, and the format remains significant as a pioneering chapter in the evolution of digital reading.
Developer: NuvoMedia
Initial release: 1998

Frequently Asked Questions

What are the reasons to convert RW2 to RB?

Converting RW2 to RB embeds your photo in an eBook-compatible format — making it possible to include Panasonic images in digital reading materials.

What applications work with RB?

Compatible apps include RocketBook reader, Calibre, and compatible eBook devices.

How fast is the RW2 to RB conversion?

Speed depends on file size, but most RW2 to RB conversions complete in under a minute. Server-side processing ensures quick turnaround.

Is my RW2 file safe during conversion?

Yes — uploaded RW2 files are deleted immediately after conversion, and the RB output is removed from servers within 24 hours for your privacy.

Is RW2 to RB conversion free?

Yes — basic RW2 to RB conversion is free. If you need to process larger batches or bigger files, premium options are available.