Canada · 2026 · no login

Free shop tools. PayPal if they helped.

This week’s clip: window film for renters before the freeze — $25 kit, Amazon.ca, not a store.

Published CRA figures in the browser. We do not sell Amazon products. Not tax advice.

Or Interac e-Transfer $9 CAD to ericstratigakis@gmail.com (note: shop tools).

• GST / HST / PST · 2026 rates
• CRA mileage
• Invoice generator
• CPP / EI · RRQ
• TFSA / RRSP
• 2026 rates JSON / CSV
• Amazon.ca buying notes (also on abstractigakis.com)

Same tools on this host: github.io mirror. Canonical site: abstractigakis.com.