
FollowDue
Three polite invoice follow-ups. $19 once.
What it does
Paste an overdue invoice. Get three emails (friendly, firmer, final) ready to copy into Gmail. No account. No subscription.
Does the same job
all alternatives →
Late Payment Reminders Generator2018 · ▲77Free app to generate and send reminders for overdue invoices
Chasa – AI Invoice Follow‑Ups Aug 2026 · docstoc.io · ▲1AI‑crafted invoice follow‑ups freelancers send themselves.
Follow-up InvoicesJul 2026 · followup-frontend-daea.onrender.com · ▲2Get paid faster. Stop chasing invoices by hand.

More growth this month
the category →
AstraPixels▲267A pixel-art solar system at its real current positions.
Growth · 29d ago · astrapixels.com

Launched alongside, August 2026
the whole month →- TL
Life & fun · 10d ago · louisabraham.github.io


- SA
Hello HN! I found that picking out plausible but diverse skin tones for my digital art and game development projects was kind of difficult, and I got curious about if there was a way to define a color space that made it easy. I've built a color picker and procedural generation algorithm based on the space as well as a bunch of other fun js features and demos throughout the page that use the equations. If you find it interesting, I have lots of explanations of how I built it and what properties the space has. The methodology might be a bit shaky, but hopefully the result is as helpful for…
Life & fun · Aug 2026 · toneyalexander.github.io


I trained a 125M-parameter transformer to autocomplete piano performances in real time (~108 notes/sec on an iPhone 15). The idea is basically GitHub Copilot or Tabnine, except instead of prompting it with code, you prompt it by playing a few notes on a MIDI piano. The model then continues what you played, entirely on-device. The app is free if anyone wants to try it. Happy to answer questions about the model, training, Core ML, or the many things that didn't work.
AI · 17d ago · simedw.com