SIX to JPS Converter

Transform SIX images into JPS for free online

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Terminal Art Capture

Convert DEC terminal SIX graphics to JPS — turn text-encoded terminal imagery into standard images anyone can view.

Simple Workflow

Upload SIX, pick JPS, download the result — the three-step process makes converting legacy formats effortless for anyone.

Browser-Based Tool

No downloads or plugins needed — convert SIX to JPS directly in your web browser on any operating system or device.

How to convert SIX to JPS

1

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

2

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

3

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

About formats

SIX is a file extension for SIXEL (Six Pixel) graphics data, a bitmap graphics format developed by Digital Equipment Corporation (DEC) in 1983 and introduced with the LA50 dot matrix printer. SIXEL encodes images as a sequence of printable ASCII characters, where each character represents a column of six vertical pixels (a 'sixel') — the character's ASCII value minus 63 provides a 6-bit binary pattern, with each bit controlling one pixel in the vertical column. The encoding is structured as a series of sixel bands (each six pixels tall) across the image width, with control sequences for color selection (up to 256 registers with HLS or RGB specification), repeat counts (run-length encoding for efficiency), carriage return, and newline commands. SIXEL data is transmitted to the output device using DEC's standard escape sequence protocol, embedded within the text stream alongside regular character output. Originally designed for DEC's line of printers and later supported by DEC VT-series terminals (VT240, VT330, VT340), SIXEL has experienced a remarkable revival in modern terminal emulator software. One advantage is terminal-native image display: SIXEL allows images to be rendered directly within a text terminal session without requiring a graphical window system, enabling command-line tools to display graphs, photographs, and previews inline with text output. This capability has driven adoption in modern terminals like mlterm, xterm, WezTerm, and foot. SIX/SIXEL data can be generated by ImageMagick, libsixel, and chafa, and viewed in any SIXEL-capable terminal emulator.
Initial release: 1983
JPS (JPEG Stereo) is a stereoscopic 3D image format that stores a left-eye and right-eye view pair within a single JPEG-compressed file, developed by VRex, Inc. around 1997 for use with stereoscopic displays and viewers. A JPS file is technically a standard JPEG file containing a side-by-side stereo pair — the left and right perspective images are placed horizontally adjacent within a single frame, with the full image width being twice the individual view width. The file uses standard JPEG compression and can be opened by any JPEG-compatible viewer (which will show the side-by-side pair as a single wide image), but stereo-aware applications parse the image into its left and right components for proper 3D presentation. JPS files can be viewed with dedicated stereoscopic software, anaglyph viewers (generating red-cyan images for colored glasses), autostereoscopic displays, VR headsets, and hardware like NVIDIA 3D Vision or passive 3D monitors. The format gained renewed interest with the consumer 3D photography boom of the late 2000s and early 2010s, when cameras like the Fujifilm FinePix Real 3D W1/W3 captured stereo pairs natively. One advantage is backward compatibility: because JPS uses standard JPEG encoding, the files work with existing JPEG infrastructure — they can be transmitted, stored, thumbnailed, and even viewed (as flat side-by-side images) without any special software. The format's simplicity is another practical strength — no specialized container or codec is required, and any tool that can crop and display JPEG images can extract individual views. JPS files are supported by StereoPhoto Maker, ImageMagick, and various 3D photo viewers.
Developer: VRex, Inc.
Initial release: 1997

Frequently Asked Questions

Why convert SIX to JPS?

SIXEL graphics only render in compatible terminals. A JPS conversion captures the visual content in a universally supported format.

What programs can open JPS?

Stereoscopic viewers, 3D photo apps, and IrfanView (with stereo plugin) display JPS stereo JPEG images for 3D viewing experiences.

Can I convert multiple SIX files to JPS at once?

Batch conversion is supported. Upload several SIX files simultaneously and each one converts to JPS independently in a single session.

How quickly can I convert SIX to JPS?

Conversion is handled on cloud servers and usually completes in a few seconds. Larger or higher-resolution SIX images may take slightly longer.

Is my SIX file safe during conversion?

Uploaded SIX files are deleted immediately after conversion. JPS output files are removed from servers within 24 hours for your privacy.