Browser-based online tools.
No install, no sign-up.
Formix is a free collection of online utilities for the small, everyday tasks that come up during development and work. Everything you enter is processed only on your own computer (in your browser) and is never sent to a server.
Available tools
Try the tool below right away — more tools are on the way.
JSON Formatter / Viewer
Checks whether your input is valid JSON and displays it as a readable, syntax-highlighted tree. Includes collapsible nodes and key/value search.
JSON · Formatter · ValidatorXML Formatter / Viewer
Checks whether your input is valid XML and displays it as a readable, syntax-highlighted tree. Includes collapsible nodes and tag/attribute/text search.
XML · Formatter · ValidatorJSON ↔ XML Converter
Converts JSON to XML or XML to JSON, with automatic format detection. Includes line/column error hints and configurable indentation.
JSON · XML · ConverterSQL Formatter / Beautifier
Beautifies SQL queries with proper indentation and keyword casing. Supports multiple dialects including MySQL, PostgreSQL, SQL Server, and BigQuery.
SQL · Formatter · BeautifierCode Viewer
Paste source code, pick a language (Java, C#, Python, Go, and 15+ more), and view it with syntax highlighting for easier reading and sharing.
Code · Syntax Highlighting · ViewerNumber Reader
Converts numbers into words — cardinal, ordinal, phone/account digits, time, date, and currency, with multiple reading styles per language.
Numbers · Reader · ConverterGames
Short, browser-only games for a quick break — no sign-up, no leaderboard pressure (except the one you choose to join).
Typing Speed Test
Measure your typing speed (WPM) and accuracy with short practice passages, then share your score. All scoring happens locally in your browser.
Typing · WPM · GameCoding Syntax Quiz
A multiple-choice quiz covering basic syntax for JavaScript, Python, Java, and C. Pick a language and see how many you get right.
Quiz · Syntax · GameWhy Formix?
- No install or sign-up — Just open the link and start using it right away.
- Processed in your browser — Your input is handled entirely on the client side and is never sent to a server.
- Dark mode support — Switch between light and dark themes anytime using the toggle in the top right.
- Continuously expanding — We plan to keep adding tools that are useful for everyday development and work.