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Free online aspect ratio calculator with step-by-step calculations. Perfect for students, teachers, and professionals...
Aspect ratio calculator allows you to quickly resize your files to fit in a designated area.
Calculates aspect ratios, resizes preserving proportions, with device presets for phones, tablets, monitors.
Based on shared tags
The .gitignore Generator is a free online tool to create standard .gitignore files for your project language and IDE. It supports many languages, frameworks, editors, and OS presets and lets you preview and download the result. ([rootutils.com](https://rootutils.com/tools/gitignore-generator))
A random password generator to create strong and secure passwords. To ensure security, they are generated on the webpage without being sent over the internet.
Developers and web designers often need to convert special characters into their corresponding HTML entities to ensure proper rendering across different browsers. HTML Entity Encoder provides a reliable method to transform sensitive characters—such as angle brackets, ampersands, and quotes—into standardized code that prevents browsers from misinterpreting them as functional HTML tags. This process is essential for anyone looking to display raw code snippets on a webpage or securely manage user input within a web application. The utility also integrates XSS prevention analysis, offering insights into how specific encoding choices contribute to site security. By substituting potentially malicious characters with safe entities, it helps mitigate the risk of cross-site scripting attacks that target vulnerabilities in data handling. Users can switch between encoding and decoding functions to verify their data or restore entities to their original plaintext format for editing and review.
Converts text between different cases such as lowercase, uppercase, title case, and sentence case. Users simply input their text and select the desired case conversion from the options provided. Ideal for anyone needing to standardize text formatting for readability or compatibility purposes.
Decodes JSON Web Tokens to reveal their contents, offering security validation for authenticity and integrity checks. Users can analyze JWTs by pasting them into the tool's interface, which then breaks down the token into its header, payload, and signature components. This analysis helps identify potential vulnerabilities or tampering. Developers, system administrators, and anyone dealing with secure communications that rely on JWTs would use this tool to debug authentication issues, ensure data integrity, or validate tokens in development environments.
Constructs, sends, and analyzes HTTP requests directly from your browser using an interactive developer tool. Users can easily build custom requests by specifying method type, URL, headers, and body content. Results are displayed in detail, aiding in debugging and testing web applications. Developers and testers use this tool to validate API endpoints, test integrations, and ensure proper request handling. It saves time by allowing quick prototyping and troubleshooting without the need for external tools or plugins.