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Discover tools from different categories to expand your toolkit beyond Health.

Parse and analyze email headers to trace delivery paths, verify SPF/DKIM/DMARC authentication, and detect phishing attempts.

Convert text between different cases - uppercase, lowercase, title case, camel case, snake case and more. Free case converter.

Generate and validate cron expressions for scheduling tasks on Unix/Linux systems, with human-readable descriptions and next execution times.

Calculate 401(k) retirement savings with employer match and compound growth