Sign OS
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© 2026 Sign OS · The operating system for sign manufacturers

Built in Victoria, Australia · Prices in AUD

Help/Integrations

Integrations

Accounting, card payments, email, file sync and AI.

Connect Xero or QuickBooksSync invoices and payments to your accounting software.Take card payments through StripeConnect your own Stripe account so customers can pay an invoice by card.Set up emailFile customer email against the right job, and set how long it is kept.Files & Sync (desktop app)Sync job files between your shop drive and Sign OS.Set up AI: the Sign OS assistant and your own AIHow careful the ReAct assistant is with changes, and letting an outside AI look things up.Connect your own AI (ChatGPT, Claude)Let an AI you already pay for look things up in Sign OS.File incoming emails to the right jobArtwork, proofs, permits and POs that arrive by email get sorted for you; you confirm.Check whether an email actually wentEvery email Sign OS sent for you, and what the other end said.