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Supports: ODD
.odd is an uncommon extension that several unrelated programs use, so the first step is confirming which kind of file you have. This page rasterizes an ODD file's page or image content to WebP — Google's modern web image format that can store the same picture as a much smaller file than JPEG or PNG, with optional transparency. If your file is actually an OpenDocument Drawing, that format uses the .odg extension; see the ODG to WebP converter instead.
.odd File Might BeThere is no single owner of the .odd extension. Independent file-extension registries list it against several programs that have nothing to do with each other, so check the source application before converting.
| Reported use | Category | Notes |
|---|---|---|
| Coby Voice Recorder data | Audio | Recorded by some Coby voice recorders; their bundled software exports to WAV |
| TEI / "ODD" source | Markup | "One Document Does it All" — an XML customization file used in Text Encoding Initiative projects |
| Oracle Database Diagram | Database | An Oracle data-model diagram file |
| Amstrad CPC image (Recoil) | Image | A retro raster image format read by the Recoil graphics tool |
Note that .odd is not part of the OpenDocument standard — OpenDocument Drawing files use .odg, spreadsheets .ods, and text .odt (the standard is maintained by OASIS and published as ISO/IEC 26300). A converter can only turn an ODD file into a WebP image if the file holds image or page content it can render; a pure audio or database .odd will not produce a meaningful picture.
| Property | Value |
|---|---|
| Developer | |
| Announced | 30 September 2010 |
| Compression | Lossy (VP8 intra-frame coding) and lossless |
| Container | RIFF |
| Transparency | Alpha channel in both lossy and lossless modes |
| Max dimensions | 16,383 × 16,383 px |
| Typical savings | ~25-34% smaller than JPEG; ~26% smaller than PNG (Google) |
| Browser support | Chrome 32+, Firefox 65+, Edge 18+, Opera 19+, Safari 16+ |
WebP's flexibility is the reason this conversion is worth it: a flat full-color render can go out lossy to shrink the file, while a diagram with sharp text and transparent areas can go out lossless to keep edges crisp and the background see-through. If you need a format that opens in older image editors without a plug-in, convert ODD to PNG instead — PNG is lossless and universally readable.
Files are uploaded over an encrypted connection, processed on our servers, and deleted automatically a few hours after conversion — never shared or made public.
Because .odd is used by several unrelated programs, not all of them hold picture data. If your file is a Coby voice recording, a TEI markup file, or an Oracle database diagram, there is no page to rasterize, so the output will be empty or fail. Open the file in the program that created it first to confirm it actually displays an image.
.odd the same as an OpenDocument Drawing?No. OpenDocument Drawing uses the .odg extension, not .odd. Some converters mislabel .odd as "OpenDocument Drawing," but the OpenDocument family (maintained by OASIS as ISO/IEC 26300) reserves .odt, .ods, .odp, and .odg — there is no .odd in it. If you meant a LibreOffice or OpenOffice drawing, use the ODG to WebP converter.
Use lossy (Lossless? set to No) for photographs and flat full-color renders where a small file matters most — Google reports lossy WebP is about 25-34% smaller than the same JPEG. Use lossless (Lossless? set to Yes) for diagrams, logos, screenshots, and anything with sharp text or transparency you want kept pixel-exact; lossless WebP still runs roughly 26% smaller than the equivalent PNG.
Yes, WebP keeps an alpha channel in both lossy and lossless modes, so transparent areas in the source stay transparent in the output. This is the main advantage over converting to JPEG, which has no alpha channel and flattens transparency onto a solid background.
Current browsers do: Chrome 32+, Firefox 65+, Edge 18+, Opera 19+, and Safari 16+ all display WebP natively. Older desktop software and some email previewers may not, so if your recipient is on a legacy viewer, PNG or JPEG is the safer hand-off.
WebP caps each side at 16,383 pixels, so a single image cannot exceed 16,383 × 16,383. That is far larger than a typical rendered ODD page, so in our testing a standard A4-sized page exported well within the limit; only extremely large stitched or panoramic sources approach it.