less software, more sawdust.

kerf turns your drawing into a cut your router can make: svg or dxf in, g-code out, in the browser.

start cutting free. no card, nothing to install.
svg · dxf in grbl · mach3 out 3-axis routers
the kerf app: a compiled job in the 3d viewport, operations panel open

bring a drawing

svg or dxf, from whatever you already draw in. layers come along.

set the cut

pick the operation and the bit. kerf checks depths and feeds against your machine and says so when they don't fit.

export

g-code for grbl or mach3, previewed before it leaves. what you saw is what it runs.

features

the kerf app running in a browser tab: operations panel open, a compiled job in the 3d viewport

see everything it does →

this one is for makers.

if you cut for yourself, for friends, or for the small runs you sell, you should not have to buy a seat built for a factory floor. kerf is sized for your bench, and it costs nothing.

start cutting

f.a.q.

will it run on my machine?

if it takes grbl or mach3 g-code, yes. you describe the machine once, bed, rapids and collet, and every cut is checked against it before the file leaves.

what can i bring in?

svg and dxf. the layers and colours you drew with come along and become how each operation picks what it cuts, so whatever you already draw in keeps working.

what operations are there?

profile, pocket, drill and v-carve, for 3-axis routers. profile carries holding tabs, ramped entries and dogbone corners; pocket clears around islands. no stl, no 4th axis.

do i need to know cam?

you need to know your machine and your bits. the rest is explained where you use it: every section has a help ring that tells you what a field does, with your own numbers in the sentence.

what does it cost?

nothing today, and it asks for no card. paid plans may come later. kerf is built for hobbyists and makers, and that is the measure any plan has to pass.

more questions? the knowledge base is being written alongside the app.

built in the open, with the people cutting with it. if something breaks or something's missing, say so.

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