How to open an .ai file without Illustrator (free)

Updated October 14, 2026. Written for VectorCraft 0.10.0 (what changed since).

Open the file

Open the editor. The first visit downloads the app; later visits start from the browser cache.
Choose File › Open… and pick the .ai file, or drag it onto the window. It opens as its own document, one artboard per Illustrator artboard.
Read the import message if one appears. It lists what didn't come across, such as missing fonts or art that was replaced by its PDF view.
Open Window › Layers (F7) and compare the layer list with what you expect. If the sender used 14 layers and you see one long list of objects, the layer data didn't survive and the art came in from the PDF view.

A Chromebook, a locked-down work laptop or a Linux machine works the same way: all it needs is a current Chrome, Edge, Firefox or Safari.

Which kind of .ai do you have?

A current .ai file is a PDF page plus Illustrator's private editing data. Illustrator writes the PDF part unless someone turns off Create PDF Compatible File to save space. That PDF part is why almost any PDF reader can show an .ai, and why VectorCraft can always fall back on it.

VectorCraft goes a step further than a PDF reader. It also reads the structure of Illustrator's editing data: the layers, groups and the text as Illustrator stored it. Then it compares that with the PDF page and uses the PDF page wherever the two differ by more than 5%.

Two less common kinds open too:

Saved without PDF compatibility. Other apps show only a placeholder page. VectorCraft builds the drawing from the editing data alone.
Old PostScript .ai (Illustrator 3 to 8, and what Rhino and some CAD programs export). VectorCraft has its own PostScript interpreter and opens these through their layers.

What comes through, and what doesn't

In the Illustrator file	In VectorCraft
Paths, compound paths, clipping masks	Editable, as they were built
Layers and sublayers	Names, order, visibility and lock, read from Illustrator's own data. Some real files still come in with the wrong layer structure
Fills and strokes	Gray, RGB, CMYK, spot colours and global swatches, linear and radial gradients, pattern fills
Opacity and blend modes	Kept, including isolation and knockout
Type	Point type, area type and type on a path stay editable text. Kerning and underline are not read yet
Artboards and bleed	Every artboard where it was; the bleed box becomes the document bleed
Embedded images	Kept, with their transparency
Live effects, brushes, objects with several fills	Come in as their drawn look: a group of plain shapes, named after the object
Symbols, placed (linked) files	The file opens from its PDF view instead, with a note saying what was left out
Guides	Read, but lost in some files

Everything in the table follows one rule: anything Illustrator keeps as a live recipe (a drop shadow you can still edit, an art brush, a symbol instance) arrives as the result of that recipe. It looks the same, but you edit the shapes, not the settings. That is fine for changing a colour, fixing a word or pulling out a logo. It is a problem if you plan to keep working on a complex file and send it back for more Illustrator work.

One case catches people out. Art sitting on the pasteboard, outside every artboard, is missing from the PDF part. VectorCraft gets it from the layers when it can read them; when it falls back to the PDF view, that art doesn't open, and the import note says so.

Fonts

Type comes in as live text with its font name, size, leading and tracking. The browser version can only use the fonts that ship with VectorCraft, not the ones installed on your computer, so text set in anything else is drawn in a substitute and the import lists the font as missing. For a quick edit, pick a font in the Character panel (Ctrl+T or ⌘T). If the exact typeface matters, the desktop app uses your installed fonts, or ask the sender to outline the type before sending.

Save it back

Everything leaves the browser as a download. Pick the format by what happens next:

For the web: File › Export › Export As SVG… writes clean SVG with options for decimals, minifying and text as text or outlines. See how to edit an SVG online for the details.
For print or for someone without design software: File › Save as PDF…, with PDF/X presets, bleed and marks.
For a slide, a document or a chat: File › Export › Export As PNG… at any resolution.
Back to an Illustrator user: File › Save As… and choose the .ai format. VectorCraft writes a PDF-compatible .ai. Illustrator opens it as plain artwork (paths, text, colours), without Illustrator's own editing data, which VectorCraft never writes. The same file reopens fully editable in VectorCraft.
To keep working later: File › Save As… with the VectorCraft format downloads a .vectorcraft file, which keeps everything VectorCraft can edit.

File › Export › Export As… also writes EPS, DXF, EMF, layered PSD, JPEG, WebP, TIFF and more. Keep the original .ai either way. VectorCraft's developers rate .ai exchange at about 65% of the way to working reliably with Illustrator users, and the gaps are the ones in the table above.

When to ask the sender instead

Opening the .ai yourself is the quick route for a logo, an icon, a poster you need to tweak, or artwork you only need to export. Ask for a different file when the .ai is a large template full of symbols, brushes and appearance effects that you are expected to keep editing: a PDF with the fonts outlined, or an SVG, travels better and loses less on the way in. For an EPS from the same person, EPS to SVG works the same way.