       <a class="nav-link" href="/sshkeygen">SSHKeyGenerator</a>
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            <a class="nav-link" href="/jsonprettify">JsonPrettifier</a>
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            <a class="nav-link" href="/formatconvert">FormatConverter</a>
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            <a class="nav-link" href="/timeconvert">TimeConverter</a>
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            <a class="nav-link" href="/