PDF Workspace
A workspace to organize, preview, and manage PDF documents.
OpenPDFWORK
Instant web tools for PDF and a powerful local application for managing your finances. Your data never leaves your device.
Technology demonstration
Browser-side processing: no account, no uploads to a server. Experience the speed and privacy — then move to the professional desktop workspace.
A workspace to organize, preview, and manage PDF documents.
OpenCreate a professional invoice in one step, ready to send.
OpenAdd stamps, signatures, and watermarks to your PDFs with precision.
OpenCombine multiple PDFs and reorder pages into one document.
OpenRemove hidden metadata to protect your privacy. Does not compress the file.
OpenExtract pages or divide a document into precise parts.
OpenTaxable base, tax and total — any rate, in the browser.
OpenLog expenses and deductible tax on-device. No cloud.
OpenCore product
For those who value their time, their data, and their independence.
Local SQLite database (app_data.db). You own your data — not a cloud provider.
True white-label: your logo, tax name (IVA / VAT / GST…), rates, withholding (IRPF), and currency for any jurisdiction.
Clients, quotes, and invoices with live totals. Export a professional A4 PDF to disk — even offline.