SUN to STAROFFICE Document conversion is the process of transforming an image in SUN raster format (Sun Raster, commonly .sun/.ras) into a STAROFFICE Document (SXW) file so the image can be embedded, displayed, or edited within StarOffice/OpenOffice-style document containers. This conversion wraps or converts the bitmap data into a document-compatible format while preserving visual fidelity and embedding metadata where supported.
Related guides
Practical guides to help you choose formats, preserve quality, and avoid common conversion problems.
WebP has quietly become the default image format of the modern web, delivering 25-35% smaller files than JPG and PNG with universal browser support. This 2026 guide covers current adoption stats, browser compatibility, WordPress integration, conversion workflows, and when to choose WebP over AVIF for optimal Core Web Vitals performance.
Read guide →Not sure whether to save your image as PNG or JPG? This detailed comparison covers compression, transparency, file size, web performance, and real-world use cases so you can pick the right format every time — with conversion links when you need to switch.
Read guide →Learn how to convert HEIC to JPG for maximum compatibility. This guide explains what HEIC is, why iPhones use it, the key differences between HEIC and JPG, and walks through every conversion method including online tools, iPhone settings, Windows, and Mac.
Read guide →Drag your .SUN file from your computer or use the browse function.
Confirm .sxw as the selected destination format.
Click "Convert" and download your converted .SXW file once ready.
SUN files typically have the MIME type application/x-sun and are used in specific legacy systems or specialized software environments. STAROFFICE Documents (SXW) use the MIME type application/vnd.sun.xml.writer and are common in office suites like Apache OpenOffice. Conversion involves preserving text content, formatting, and embedded objects without codec dependencies.
The STAROFFICE Document (.SXW) format is commonly used for image. Understanding its characteristics can be helpful when converting to or from other formats like SUN.
While specific technical details aren't available here, STAROFFICE Document files generally serve the purpose of storing image effectively within their domain.
Easily convert your SUN files into STAROFFICE Document format with our fast and reliable online SUN to SXW converter. Designed for seamless transitions, our tool ensures your documents are accurately transformed without any software installation.
SUN files are primarily used for specialized applications with limited support, while STAROFFICE Documents (SXW) are widely recognized in office productivity software. The SXW format offers richer formatting capabilities and better integration with various editing tools compared to SUN files.
Keep individual SUN source images under 10–50 MB to ensure fast processing and reliable memory use; very large bitmaps may require pre-resizing.
To preserve quality, convert 24-bit SUN images and choose 'high' or lossless embedding (PNG) when creating the SXW file.
For batch workflows, group SUN files by resolution and color depth; convert in batches to avoid memory spikes and to apply consistent embedding settings.
Note format limitation: SUN is a simple raster format without advanced metadata or layers, so document features like editable vector elements cannot be reconstructed.
This SUN to SXW converter made my workflow so much smoother.
Anna L.
Writer
Reliable and fast conversion every time I use it.
Mark D.
IT Specialist
Easy to use and saves me a lot of time converting documents.
Emily R.
Project Manager
Start your free SUN to SXW conversion now.
Drag your file here to to upload.
Up to 250MB
If your SUN file uses uncommon compression or nonstandard headers, pre-convert to a widely supported raster (PNG/TIFF) before creating SXW for best compatibility.