
ZipFlipbook
Turn static PDFs into high-converting lead magnets
What it does
Stop sending boring PDF links that don't convert. Instantly transform your documents into beautiful, interactive flipbooks that capture emails and generate leads.
Stop sending boring PDF links that don't convert. Instantly transform your documents into beautiful, interactive flipbooks that force users to give you their email to keep reading. Content Locking is the secret to exploding your email list. Let your readers get hooked on your introduction, then automatically pop up an email capture form to let them read the rest. We stripped away the complexity so you can focus on sharing and converting. Don't worry about servers or PDF file limits. We host your flipbooks on our lightning-fast CDN globally. No need to pay for external tools right away. View, manage, tag, and export all your newly captured leads directly. Want it on your own website? Copy…from zipflipbook.com
Does the same job
all alternatives →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 · 16d ago · simedw.com