Developer tools

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

Encode & decode

URL Encoder (urlenc.onl.jp)

A web tool for easy URL encoding and decoding in the browser. Useful for converting and verifying URLs that contain Japanese characters or special symbols.

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.

Formatting

JSON Formatter FOR WEB (atl2.net)

A browser-based JSON parsing and formatting tool. Visually outputs formatted JSON along with type information and element length metrics. Supports configurable indentation (tabs, 4-space, 2-space).

Formatting

SQL Formatter For WEB (atl2.net)

A browser-based SQL formatting tool with extensive style options. Configure comma placement, AND/OR positioning, indentation style, JOIN formatting, and keyword casing. Features syntax highlighting via Ace editor. Maintained since 2006.

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.

Playground

AI Model Comparison (toolpods.io)

Compare responses from multiple AI models side by side. Submit the same prompt to GPT, Gemini, Claude, DeepSeek, and more to analyze differences in real time.

Code generation

Animation CSS Generator (toolpods.io)

GUI tool to generate CSS animation code. Set animation type, duration, easing, and more to generate ready-to-use CSS.

Encode & decode

Base64 Encode/Decode (toolpods.io)

Encode and decode text to/from Base64. Supports UTF-8 and URL-safe Base64 formats.

Developer tools

Brand Color × Text Color Generator (toolpods.io)

Generate an accessible text color palette based on your brand colors. Provides color combinations with sufficient contrast ratios for readability.

Developer tools

Color Palette Generator (toolpods.io)

Automatically generate harmonious color palettes. Input a base color to create complementary, analogous, or other color schemes with HEX, RGB, and HSL codes.

Code generation

Cron Expression Generator/Parser (toolpods.io)

Create and validate cron expressions using a visual GUI. Confirm the schedule while generating the cron syntax.

Code generation

CSS Gradient Generator (toolpods.io)

Visually generate CSS gradient code (linear-gradient, radial-gradient). Adjust colors, angles, and positions and copy the generated CSS.

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