Letterness
Newsletter Popup, Signup Forms & Built-in Email Sending
What it does
Newsletter popup, signup forms and built-in email sending with automations, personalization and open and click analytics. Free and self-hosted.
Letterness is a complete, free newsletter and email marketing plugin for WordPress. Grow your email list with a beautiful newsletter popup and signup forms, then write and send newsletters to your subscribers straight from your dashboard, no third-party account, no monthly fee, and your subscriber list stays in your own database. Letterness is designed, developed, and maintained by Kamran Kazmi , the creator and owner of the plugin. Most newsletter plugins make you choose: a pretty opt-in popup from one plugin, sending from another service, automations behind a paywall. Letterness puts subscriber capture, email sending, automations, and analytics in one lightweight plugin, controlled from a…from wordpress.org
Does the same job
all alternatives →More growth this month
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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