txttoimage › About
About txttoimage
A free, private, client-side text-to-image converter — built because uploading files to random servers should not be the default.
Why txttoimage Exists
Every major text-to-image converter on the web — Convertio, Online-Convert, FreeConvert, CoolUtils — requires you to upload your files to their servers. This means your documents, source code, configuration files, and personal notes pass through infrastructure you do not control. For most file types, this is an acceptable trade-off. For text files — which often contain proprietary code, API keys, confidential business data, and personal information — it is an unnecessary risk.
txttoimage was built to prove that text-to-image conversion does not need a server. The entire converter runs in your browser using two standard Web APIs: the FileReader API to read your file, and the HTML5 Canvas API to render it as an image. No file content ever leaves your device. This architecture is not just better for privacy — it is faster (no upload queue), unlimited (no server costs per conversion), and simpler (no accounts, no sign-ups).
How It Works
When you drop a file onto the converter or type text directly:
- FileReader API reads your file into browser memory. The content is never transmitted over the network. You can verify this by opening your browser's Developer Tools (F12), navigating to the Network tab, and confirming no upload occurs.
- Canvas API renders the text as a high-resolution image with your chosen font, colors, size, and aspect ratio. The canvas element is a standard HTML5 feature available in every modern browser.
- toDataURL() exports the canvas as a PNG, JPG, or WebP image that you can download directly to your device. No server round-trip, no processing queue, no waiting.
On high-DPI (Retina) screens, the converter automatically renders at 2× resolution, producing sharp text even at small font sizes. Custom Google Fonts (JetBrains Mono, Fira Code, Inter, Lora) are preloaded to ensure crisp, accurate text rendering.
What Sets Us Apart
100% Free, No Strings Attached
No daily limits, no premium tiers, no watermarks, no forced sign-ups. Because all processing happens in your browser, each conversion costs us nothing — making a permanently free tool economically sustainable.
Zero Data Collection
We do not use Google Analytics, tracking pixels, or any third-party analytics. We do not log conversion history. We cannot access your files even if we wanted to — the architecture makes it technically impossible.
No Ads, No Distractions
Most free online tools are ad-supported. txttoimage has no ads, no promotional banners, and no upsell modals. The tool itself is the product.
Open About the Architecture
We explain exactly how the converter works. You can verify the client-side processing claim yourself using browser DevTools. There is no black box — just standard Web APIs doing what they were designed to do.
Technology
txttoimage is built with Astro 5 — a modern static site generator that produces pure HTML, CSS, and JavaScript with zero runtime overhead. The site is deployed on Cloudflare Pages, serving content from Cloudflare's global edge network for fast load times worldwide. The converter itself uses standard browser APIs (FileReader, Canvas) with no external dependencies. Custom fonts are served from Google Fonts.
Contact
Have feedback, found a bug, or want to suggest a feature? Visit our contact page or email [email protected]. We read every message and aim to respond within 24 hours.
About the Creator
Jiusong
Independent Developer · Full-Stack · Beijing
txttoimage was built as an independent project to solve a real problem: every existing text-to-image converter requires uploading your files to a server. I believed text conversion should be private, instant, and free — and that client-side Web APIs (FileReader + Canvas) were mature enough to make this possible without any server infrastructure. The entire converter runs in your browser, and I designed it so that even I cannot access your files. No analytics, no tracking, no ads — just a tool that does one thing well. I use this tool daily for sharing code snippets and documentation, and I hope you find it as useful as I do.