Developer tools

Browse all tools in the "Developer tools" category and subcategories.

Formatting

HTML Formatter For WEB (atl2.net)

A browser-based HTML formatting tool that also formats embedded JavaScript and CSS. Supports configurable indentation (tabs, 4-space, 2-space) and options for handling indentation within comments.

Encode & decode

HTML Escape Tool (saruwakakun.com)

A web tool for escaping and unescaping HTML special characters (&, <, >, ", '). Optionally wraps output in &lt;code&gt; or &lt;pre&gt; tags. A handy utility for web developers.

Encode & decode

HTML Escape / Unescape (web-toolbox.dev)

Free tool for escaping and unescaping HTML special characters such as <, >, &, and quotes. Useful for safely outputting HTML content and checking during debugging.

Developer tools

HSL/HSV Color Picker (www.oh-benri-tools.com)

A color picker for adjusting HSL, HSV, RGB, and alpha values with sliders. Features color saving and history, and supports preset palettes including Material Design and Flat UI.

Encode & decode

HEX to ASCII (web-toolbox.dev)

Free tool for converting HEX (hexadecimal) to ASCII strings. Supports various input formats including space-separated, 0x notation, and newline-separated, useful for debugging and data analysis.

Developer tools

Heading Extractor (web-toolbox.dev)

Free tool that displays the headings (h1-h6) of a web page in a hierarchical list by entering its URL. Useful for SEO analysis and checking page structure.

Hash calculation

Hash Generator (toolpods.io)

Calculate MD5, SHA-1, SHA-256, and SHA-512 hash values for any input text.

Hash calculation

Hash Calculator (lazesoftware.com)

Calculates hash values using over 30 algorithms including MD5, SHA-1, and SHA-256. Supports HMAC mode and accepts text or files up to 5MB as input.

Code generation

Gradient Text Generator (web-toolbox.dev)

Free tool for generating gradient-colored text with CSS. Freely set color combinations and angles, then copy the generated CSS code.

Code generation

Function Naming Generator (toolpods.io)

AI-powered tool that suggests appropriate function names based on a description of the logic. Supports camelCase, snake_case, and more naming conventions.

Playground

Font Comparison Tool (lazesoftware.com)

A font comparison tool for finding the right font. Supports Windows 11 built-in fonts, locally installed fonts, and custom font files (TTF, OTF, WOFF, WOFF2). Customize preview with size, style, weight, alignment, and colors.

Code generation

Floating Facebook Plugin (www.piliapp.com)

A tool to generate a floating Facebook Like or Page plugin button for websites. Embed a sticky Facebook social button on your site to boost page engagement.

...567...