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We believe developers deserve a clear picture of how the tools they use work. This page explains what data is processed, what cookies are used, and how the site is funded.
When you paste JSON to format, validate syntax, generate a CSS shadow, or encode a Base64 string, the processing happens locally on your device using JavaScript. The content you enter into a tool is not transmitted to our servers as part of the tool processing pipeline.
You don't need to create an account or provide an email to use any tool. We do not run sign-up forms or collect user-submitted profile data.
We do not log, store, or retain the JSON, text, or values you paste into our tools. Server access logs (described below) capture standard web request metadata only — not the body of your tool input.
Every tool runs in your browser using JavaScript. When you paste JSON to format, generate a CSS shadow, or encode data, the processing happens on your device. The page also loads standard third-party scripts (Google Analytics for aggregate metrics and Google AdSense for advertising), which are described below.
Our hosting provider automatically logs basic information for every request — IP address, user agent, URL path, response status, and timestamp. This is standard for all websites and is used for security and infrastructure diagnostics. We do not log the content you paste into a tool, and we do not link these logs to individual user identities.
We use Google Analytics 4 with IP anonymization enabled to measure aggregate metrics such as page views, session duration, device type, browser, and country-level traffic. Google Analytics sets cookies in your browser to support these measurements. We do not use session-replay tools.
The site is funded through advertising delivered by Google AdSense. Google, as a third-party vendor, may use cookies (including the DoubleClick DART cookie) to serve ads based on your prior visits to this and other websites. You can manage or opt out of personalized advertising at Google Ads Settings or www.aboutads.info. See our Privacy Policy for full details.
ProDevTools.xyz is free to use because the site is supported by advertising revenue from Google AdSense. We do not sell user-submitted data, and we do not run affiliate links disguised as recommendations. Ad revenue covers hosting and ongoing development.
For a complete description of cookies and tracking technologies in use, please review our Privacy Policy.
Open your browser's DevTools (F12) and switch to the Network tab while using a tool. You will see standard page load requests and third-party requests for analytics and advertising, but you will not see your tool input being transmitted to our servers as part of the tool processing.
Load any tool page, disconnect from the internet, and continue using the tool. Core processing keeps working because it runs in your browser.
Our Privacy Policy describes the data we and our third-party providers collect, along with your rights under GDPR and CCPA.
We're happy to answer specific questions about how we work, what data is collected, or why we make certain design decisions.
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