I built a free invoice generator for freelancers — one HTML file, no signup, no paywall

Hey SideProject — I made a small free tool for freelancers who hate invoicing busywork: a clean invoice generator that runs entirely in your browser. Live totals as you type, multiple currencies, tax/discount controls, line items, notes + payment instructions, and one-click PDF download. No account, no ads, no backend — it's literally a single 26KB HTML file. Try it: https://monkeetools.neocities.org It's free. I'd genuinely love feedback — what's missing from your invoicin