How to open a CDR or EPS file without the software

Somebody sends you the logo. The file is called logo.cdr, or logo.eps, and every program you own either shrugs at it or offers to open it as text. This is one of the few file problems where the honest answer is not a converter.

What these two formats actually are

CDR is CorelDRAW's own document format. Corel has never published a specification for it, and the format has changed substantially across versions — a file saved in CorelDRAW 2021 is not the same kind of thing as one saved in version 9. It was designed to be read by one program.

EPS is stranger. It stands for Encapsulated PostScript, and PostScript is a programming language rather than a picture format. An EPS file does not describe a drawing so much as contain instructions for producing one. Opening it properly means running that program.

Why there is no CDR or EPS tool on this site

Everything here runs in your browser, on your machine, with nothing uploaded. That constraint is the whole point of the site, and these two formats are where it genuinely bites.

For CDR, a browser tool would need a JavaScript reimplementation of an undocumented format. The only working reader in existence is libcdr, a C++ library built by reverse engineering over many years, and even that does not handle everything. Nobody has ported it, and the reason nobody has ported it is that it would be a project rather than a feature.

For EPS, you need a PostScript interpreter. There is one — Ghostscript — and it is a large piece of software that still trips over embedded fonts. Shipping it into a web page to open the occasional logo is the wrong trade.

What opens them, free

• LibreOffice Draw — opens CDR files directly, free, nothing extra to install. The most reliable first attempt, and it exports PDF, SVG and PNG.
• Inkscape — opens EPS, and CDR through the same libcdr. EPS support needs Ghostscript installed alongside it, which Inkscape's documentation walks through.
• CorelDRAW's own trial — if the file matters and the others have mangled it, the software that wrote it will read it perfectly for the length of a trial.
• Adobe Illustrator — opens EPS natively, if you already have it.

Expect partial results from the free options on complex CDR files. Text, gradients and effects are where reverse-engineered readers most often disagree with the original. Simple logos usually come through intact.

The route that always works

Ask for a different file. Whoever sent the CDR owns CorelDRAW, and exporting a PDF from it takes them about ten seconds. This feels like an imposition and is not one — it is a smaller favour than the hour you are about to spend on workarounds.

Ask specifically for PDF. It keeps the vectors, so the logo stays sharp at any size, it opens on every device without special software, and once you have it every tool on this site works on it. SVG is the better ask if the destination is a website; PNG only if you genuinely just need to look at the thing.

The exception: .ai files are not like this

Adobe Illustrator's .ai format looks like it belongs in the same category and does not. Since Illustrator 9, an .ai file has been a PDF with a different extension on it — open one in a text editor and the first four characters are %PDF. That is why there are working Illustrator tools here and no CorelDRAW ones. It is not favouritism; one format is secretly something we can already read and the other is not.

Common questions

Can I rename a .cdr file to .zip?

For files from CorelDRAW X4 and later, yes — those really are ZIP archives and will open. What you find inside is the same proprietary data in a folder structure, sometimes alongside a preview image. That preview can be worth extracting if all you need is a rough look at the artwork. It is not a conversion, and older CDR files will not open this way at all.

Will LibreOffice or Inkscape open every CDR file?

No. Both rely on libcdr, which handles the common cases well and has gaps. If a file opens with missing text or flattened effects, that is the gap rather than a corrupt file — the original is fine and CorelDRAW would still read it.

Why does my EPS show a thumbnail but not open?

Many EPS files embed a small preview bitmap so that page-layout software can show something without running the PostScript. Your file browser displays that preview. It is a low-resolution stand-in, not the artwork, and there is no way to get the real drawing out of it.

Some sites convert CDR online — how?

By running CorelDRAW or libcdr on their own servers, which means your file is uploaded to a machine you do not control. That may be a perfectly reasonable trade for a clipart file and a poor one for an unreleased brand identity. The point is that it is a trade, and it is worth knowing you are making it.

What format should I ask a designer for?

PDF for anything going to print, SVG for anything going on a website, PNG with a transparent background for a quick placement. Asking for all three is normal and costs them one export dialog each.