The Art of Lorem Ipsum: Faster Mockups with Local Generation
Why do we still use Lorem Ipsum? Learn the psychology behind filler text and how to generate massive dummy data locally in your browser without lag.
The Art of Lorem Ipsum: Generating Filler Text for Mockups
Let’s talk about filler text. You know the one. Lorem ipsum dolor sit amet. It is the universal placeholder, the unsung hero of UI mockups, and the digital equivalent of wet clay.
Before we finalize the copy, we need to know what the layout looks like. But why do we still rely on a scrambled Latin text from a 1st-century BC philosophical work by Cicero?
The answer is human psychology. When you look at a mockup filled with readable English, your brain automatically tries to read it. You stop evaluating the typography, the spacing, and the visual hierarchy, and you start critiquing the grammar. Lorem Ipsum looks like English—it has normal word lengths and sentence structures—but it is completely devoid of meaning. It forces the viewer to focus on the design.
Generating this text should be the simplest thing in the world. Yet, the way most developers and designers get their filler text is surprisingly bloated.
The Problem with "Standard" Text Generators
Search for a Lorem Ipsum generator right now. You will likely land on a cloud-based site plastered with display ads, cookie banners, and sluggish load times.
Behind the scenes, the architecture of these standard sites is often overkill. You select "5 paragraphs," hit generate, and your browser sends an HTTP request to a server. The server computes the text, wraps it in HTML, and sends it back.
Why are we sending network requests for static text? It makes no sense. It eats up bandwidth, it is useless if you are working offline on a flight, and it introduces unnecessary latency into your workflow. At MLOGICTECH, we believe that if a file doesn't need to leave your device, it shouldn't. Even for something as trivial as text generation, we wanted a better, faster way.
Bringing Generation to the Client
Instead of relying on a remote server to spit out Latin phrases, we built our Lorem Ipsum generator to run entirely locally inside your browser.
The logic is bundled directly into the client. We use a static dictionary of the original Latin words and a lightweight algorithmic engine to shuffle, capitalize, and punctuate the text dynamically. When you ask for 50 paragraphs, the computation happens on your machine's own CPU.
Zero network requests. Zero latency. You get your text the exact millisecond you click the button.
From the Developer's Desk: The UI Freezing Gotcha
You might be thinking: It's just text. How hard can it be to generate text locally?
For standard UI mockups requiring three or four paragraphs, it is trivial. But LokalTools isn't just for designers making a hero section. We have developers using our tools to generate massive amounts of dummy data to stress-test databases, populate infinite scrolling containers, or benchmark application performance.
During early testing, I typed "50,000" into the paragraph input and hit generate.
Instantly, the browser locked up. The tab froze. I couldn't click anywhere else on the page.
The Gotcha: JavaScript in the browser is single-threaded. By default, it runs the UI (your clicks, your animations) and the underlying logic on the exact same thread. Creating an array of 50,000 massive strings, shuffling them, applying punctuation logic, and rendering them into the DOM is a computationally heavy loop. Because the main thread was trapped executing that loop, it literally couldn't paint the screen or register new clicks until the text generation finished.
The Fix: We had to implement the exact same architecture we use for our heavy video processing tools: Web Workers.
We moved the text generation engine out of the main JavaScript thread and into a dedicated background worker. Now, when you request a massive block of text, the main thread simply passes a message to the worker: "Hey, give me 50,000 paragraphs." The worker grinds through the loops and dictionary arrays in the background. The UI remains buttery smooth. You can continue interacting with the page, and once the worker is done, it hands the completed text payload back to the main thread for rendering.
The Trade-offs: When the Cloud Actually Wins
We are obsessed with local client-side performance, but we don't pretend it is magic. There are specific edge cases where server-side text generation makes more sense.
Local processing is deeply tied to the device you are holding. If you are simply shuffling static Latin words, your local browser is unbeatable. However, the design world is shifting toward contextual filler text.
Sometimes, you don't want Latin. You want dummy text that actually sounds like real product descriptions for a shoe store, or fake medical records for a healthcare dashboard mockup. Generating that requires Large Language Models (LLMs).
Running a high-quality LLM locally in the browser is currently heavily constrained by the memory and GPU power of the user's device. If you are on an older machine, trying to generate AI-driven contextual copy locally will melt your battery or simply crash the browser. For heavily customized, AI-driven dummy data, a traditional cloud approach—pinging a remote server equipped with dedicated hardware—is fundamentally faster and more reliable.
But for standard layout testing, structural mockups, and bulk database filling? Local execution wins on speed, offline availability, and simplicity.
Try It Yourself
Stop dealing with ad-heavy websites and unnecessary network requests just to get some placeholder text.
Head over to the LokalTools Lorem Ipsum Generator. Whether you need two sentences for a quick card component or 10,000 words to test your app's scroll performance, watch how fast your own CPU can generate the text right inside your browser.