Developer launches free, client-side toolbox for JSON, Base64, and Cron tasks

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A developer has released a free, ad-free collection of eight browser-based tools designed for everyday coding tasks such as JSON formatting, Base64 encoding, and crontab expression generation. The toolbox, accessible at cqqzx.com, runs entirely in the user's browser, meaning no data is sent to any external server. This approach addresses privacy concerns common with popular online developer tools, which often upload sensitive data like API keys or database configs. Because the project is purely frontend-based, it loads quickly and can be bookmarked for offline use. The developer is actively seeking user feedback and suggestions for additional tools.

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