Most apps assume you're always online. But 3.4 billion people have unreliable or no internet access. I'm a full stack developer based in the Dominican Republic. One of my clients is a cacao aggregator — their vendors drive into the mountains every morning to buy raw cacao from small farmers. No cell signal. No Wi-Fi. No cloud. But they still need to record every purchase, print a receipt, and hav…
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Introduction
What is Elena?
Elena is a simple, tiny library for building Progressive Web Components. Unlike most web component libraries, Elena doesn’t force JavaScript for everything. You can load HTML and CSS first, then use JavaScript to progressively add interactivity. [1]
Here is a minimal example
html
<elena-stack direction="row">
<div>First</div>
<div>Second</div>
<div>T…
The Problem Every freelancer needs invoices. Most "free" tools aren't really free — they limit you to 5 invoices/month, require an account, or add watermarks. I wanted to build the simplest possible invoice tool with zero ongoing costs. The Architecture The entire application runs client-side in the browser: No backend — all logic runs in JavaScript No database — form state lives in the DOM No au…
