About BeautiCode
A comprehensive collection of free online developer tools for code formatting, data conversion, and more.
About BeautiCode
AI creation for everyone, plus a privacy-first developer toolbox
BeautiCode is an AI creation platform with a privacy-first developer toolbox. Our three AI generators — Image, Icon, and Text-to-Speech — turn a prompt into finished assets in seconds, while 122+ developer utilities handle everyday format conversion, encoding, and code generation directly in your browser.
Sign in with Google to unlock 5 AI generations per day per type, or try one creation free without signing up. The developer tools stay free and unlimited, with zero data uploaded to our servers.
BeautiCode is operated by Profitatelier, an independent software studio founded in 2025. The site started as an internal collection of browser-side utilities we kept copy-pasting across projects — JSON formatters, CSV↔JSON converters, Base64 helpers — and grew into the 122+ tools available today as we noticed most competing sites either upload your data or wrap a basic feature in ads and paywalls.
We run the AI side (Image, Icon, Text-to-Speech) on Flux and Supertonic 2 because they give the cleanest output for the kind of quick, practical assets a solo developer or small team actually ships with — app icons, hero images, onboarding voiceovers. Daily limits are published up front on the pricing of the tools: 1 free creation without sign-in, 5 per day per type with a Google account, no credit card.
Everything else — every formatter, validator, diff tool, converter, and generator — runs as JavaScript in your browser. That is a deliberate architectural choice, not a feature flag we can flip. If you open DevTools → Network while using any of them, you will see zero upload requests for your data. For AI generation, the prompt and resulting asset do transit our servers; the Privacy Policy spells out retention windows and what we log.
Have a feature request, a bug, or a tool you wish existed? Email profitatelier@gmail.com. We answer in English and Korean, typically within one business day.
BeautiCode lets you create images, icons, and voice audio alongside the everyday developer utilities you already use. AI generation is our main product: images and icons from Flux, voice from Supertonic 2, returned in seconds with clear daily limits and a short, plain-language privacy policy.
The developer toolbox supports that workflow. Need to format a JSON API response, generate a secure password, or convert a color before you ship? 122+ browser-based utilities are right next to the AI generators, so you never have to switch sites or copy data into a sketchy web form.
Privacy is a core principle. Developer-tool transformations run as JavaScript in your browser, so we couldn't see your data even if we wanted to. AI generation runs on our servers by design — our Privacy Policy explains exactly what is collected, for how long, and why.
AI Image & Icon Generation
Powered by Flux, our Image and Icon generators turn text prompts into finished visuals in seconds — 10+ styles from realistic to pixel art, with transparent backgrounds for icons.
Multilingual TTS Voice
Supertonic 2 produces natural text-to-speech audio in English, Korean, Spanish, Portuguese, and French — 10 preset voices or bring your own via the Voice Builder.
Generous Free Tier
1 free AI creation per type without sign-in, 5 per day per type with Google. No credit card, no hidden upsell — the platform is sustained by non-intrusive advertising.
Privacy-First Developer Tools
Alongside AI creation, developer utilities (JSON, CSV, XML, encoders, generators) run entirely in your browser — input data never leaves your device.
Data Conversion & Code Generation
Convert between JSON/CSV/XML/YAML or generate Java, C#, TypeScript, and SQL from any source format — all client-side.
Unified Workspace
One consistent interface for AI creation and 90+ developer utilities. Recent tools, favorites, and dark mode make everyday work frictionless.
Modern Tech Stack
BeautiCode is built with Next.js 15, React 19, and Tailwind CSS — modern technologies that ensure fast load times and a smooth user experience.
Client-Side Developer Tools
122 developer tools (converters, formatters, generators) process data entirely in your browser. Their inputs never reach our servers.
Verify It Yourself
Open your browser's DevTools Network tab while using any developer tool — you will see zero data payloads uploaded. AI Generators, by contrast, do upload your prompt to our servers by design.
JSON Tools
14 tools
JSON Formatter, JSON Validator, JSON Viewer
JSON to CSV, XML, YAML conversion
JSON to Java, C#, TypeScript conversion
JSON Diff, JSON Flattener
CSV Tools
6 tools
CSV to JSON, XML, YAML conversion
CSV to Java, C#, TypeScript conversion
CSV to SQL conversion
CSV to Markdown table conversion
XML Tools
6 tools
XML Formatter, XML Validator, XML Viewer
XML to JSON, CSV, YAML conversion
XML to Java, C#, TypeScript conversion
XML to SQL, Markdown conversion
YAML Tools
9 tools
YAML to JSON, CSV, XML conversion
YAML to Java, C#, TypeScript conversion
YAML to SQL, Markdown conversion
Every tool follows the same shape: pick the tool, drop in your text or upload a file, and the result appears in the right-hand panel. Common controls across tools include:
- Direct text input or file upload
- Fetching data from URLs
- Copying, downloading, and sharing results
- Various configuration options (indentation, encoding, etc.)
Every developer-tool computation runs directly in your browser, ensuring complete data privacy — especially important when working with sensitive information. AI generation is the one feature that requires server processing; its handling is described in our Privacy Policy.