Vol. 1 · Autumn 2026EN · RO · RU
BonaKit

The well-made toolkit for documents and 3D printing

Featured

Good tools should be simple, free and respect your files.

Every tool on BonaKit is built by engineers who make real prototypes in their own workshop. We use these tools every day, so they have to work.

Most of them run entirely in your browser. Your document never leaves your computer, and there is no account to create.

Documents

Merge PDF

Combine several files into one, in any order.

Documents

Split PDF

Keep only the pages that matter.

Documents

PDF to Excel

Turn printed tables into real spreadsheets.

Documents

Compress PDF

Lighter files for email and upload.

3D Printing

STL Repair

Close holes and fix normals before slicing.

3D Printing

Gear Generator

Spur and bevel gears, ready to print.

3D Printing

Print Cost

Know the grams, hours and price first.

Devices

Serial Logger

Record and chart what your board reports.