Code Tools – Formatters, Minifiers, Regex Testing & More
13 toolsEssential developer tools for formatting, minifying, validating, and debugging code, plus regex testing, cron expressions and code screenshots.
Code Tools tools
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Code to Image Converter
Paste code and export a styled screenshot as PNG or SVG, or copy it to your clipboard. Pick a theme, background and window…
7 Syntax Themes25 BackgroundsCron Expression Builder
Build and validate standard 5-field Unix/POSIX cron expressions visually. Preview the next 10 run times, reverse-parse…
Visual BuilderNext 10 Run TimesCSS Formatter
Free CSS Formatter powered by Prettier: beautify minified or messy CSS online with 2-space, 4-space or tab indentation. Runs…
Standard CSS SupportBrowser-BasedCSS Minifier
Minify CSS by removing comments, collapsing whitespace, and simplifying zero units while protecting strings, url(), and…
Instant MinificationCorruption-SafeHTML Formatter
Free HTML Formatter powered by Prettier: beautify messy or minified HTML online with 2-space, 4-space or tab indentation. Runs…
Adjustable IndentationAdjustable Indent SizeHTML Minifier
Minify HTML by removing comments and safe whitespace while preserving pre, textarea, script, and style contents. Compare size…
Size ComparisonWhitespace-SafeJavaScript Formatter
Format and beautify JavaScript with Prettier. Choose 2-space, 4-space, or tab indentation; formatting runs entirely in your…
Powered by PrettierAdjustable IndentationJavaScript Minifier
Free JavaScript Minifier powered by Terser. Minify JS online: remove comments, compress code and compare file size, all in your…
Powered by TerserCompression & Dead-Code EliminationJSON Formatter
Beautify and validate JSON with live errors and 2-space, 4-space, or tab indentation. Runs in your browser and lets you download…
Real-Time ValidationAdjustable IndentationJSON Minifier
Free JSON Minifier: remove whitespace from JSON online while keeping values and key order. Validates as you type, shows…
Instant ValidationLive MinificationJSON Tree Viewer
View JSON as an expandable tree. Search keys and values, copy the JSONPath or value of any node, and collapse large documents.…
Collapsible TreeSearch Keys and ValuesRegex Tester
Test JavaScript regular expressions with live match highlighting, capture groups, replace preview, and g, i, m, and s flags.
Real-Time HighlightingCapture GroupsSQL Formatter
Format or minify SQL online with dialect-aware indentation and keyword casing. Supports Standard SQL, MySQL, PostgreSQL, SQLite,…
Multi-Dialect SupportSmart Indentation
Free Code Tools tools, no account needed
Essential developer tools for formatting, minifying, validating, and debugging code, plus regex testing, cron expressions and code screenshots. Most tools are available without an account, but processing varies by tool. Some send your input to our service. Read our Privacy Policy for details.
This collection includes 13 free code tools tools. Each is built for quick results: open it, paste your input, get the output.