Search the [Debian website](https://www.debian.org/distrib/packages#search_packages).
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<p>The packages included in Tails are carefully tested for security. Installing additional packages might break the security built into Tails. For example, installing OpenVPN might modify the firewall rules that Tails uses to force network traffic to go through Tor.So, be careful with what you install.</p>
<p>The packages included in Tails are carefully tested for security. Installing additional packages might break the security built into Tails. For example, installing OpenVPN might modify the firewall rules that Tails uses to force network traffic to go through Tor.</p>
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Some software might, for example, modify the firewall and break the security built into Tails. But other software like games or office tools are probably fine.
Some software might, for example, modify the firewall and break the security built into Tails. But other software like games or office tools are probably fine.
Replace <span class="command-placeholder">lang</span> with the code for your language. For example, <span class="command">es</span> for Spanish or <span class="command">de</span> for German`vi` for Vietnamese.
Replace <span class="command-placeholder">lang</span> with the code for your language. For example, `vi` for Vietnamese.
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for <span class="application">LibreOffice</span>: <span class="command"*LibreOffice* language package: <code>libreoffice-l10n-<span class="command-placeholder">lang</span></spancode>
The <span class="command">hunspell</span>*Hunspell* dictionaries are used for spell-checking by <span class="application">Tor Browser</span>, <span class="application">LibreOffice</span>, <span class="application">*Tor Browser*, *LibreOffice*, *Thunderbird</span>*, and many other applications.