---

title: "Documentation"

permalink: /docs/

---

<p>Bugzilla's documentation is available in a number of formats. We also

have API documentation for our external web services API(s).</p>

<tr><td><b>Current trunk</b></td>

<td><i>(development / Harmony 5.9.x)</i></td>

<td>

<a href="https://bugzilla.readthedocs.io/projects/harmony/en/latest/">[Online HTML]</a>

<a href="https://bugzilla.readthedocs.io/_/downloads/harmony/en/latest/htmlzip/">[Zipped HTML]</a>

<a href="https://bugzilla.readthedocs.io/_/downloads/harmony/en/latest/pdf/">[PDF]</a>

<a href="https://bugzilla.readthedocs.io/_/downloads/harmony/en/latest/epub/">[ePub]</a>

</td>

<td>

<a href="https://bugzilla.readthedocs.io/projects/harmony/en/latest/api">[REST WebServices API]</a>

</td>

</tr>

<tr><td><b>Bugzilla 5.2</b></td>

<td><i>(current stable)</i></td>

<td>

<a href="https://bugzilla.readthedocs.io/en/5.2/">[Online HTML]</a>

<a href="https://bugzilla.readthedocs.io/_/downloads/en/5.2/htmlzip/">[Zipped HTML]</a>

<a href="https://bugzilla.readthedocs.io/_/downloads/en/5.2/pdf/">[PDF]</a>

<a href="https://bugzilla.readthedocs.io/_/downloads/en/5.2/epub/">[ePub]</a>

</td>

<td>

<a href="https://bugzilla.readthedocs.io/en/5.2/api/">[REST WebServices API]</a>

</td>

</tr>

<tr><td><b>Bugzilla 5.0.4.1</b></td>

<td><i>(old stable)</i></td>

<td>

<a href="https://bugzilla.readthedocs.io/en/5.0.4/">[Online HTML]</a>

<a href="https://bugzilla.readthedocs.io/_/downloads/en/5.0.4/htmlzip/">[Zipped HTML]</a>

<a href="https://bugzilla.readthedocs.io/_/downloads/en/5.0.4/pdf/">[PDF]</a>

<a href="https://bugzilla.readthedocs.io/_/downloads/en/5.0.4/epub/">[ePub]</a>

</td>

<td>

<a href="https://bugzilla.readthedocs.io/en/5.0.4/api/">[REST WebServices API]</a>

</td>

</tr>

<tr><td><b>Bugzilla 4.4.14</b></td>

<td><i>(deprecated old stable)<br>(end-of-life 2025/01/03)</i></td>

<td>

<a href="{{ "4.4/en/html/" | absolute_url }}">[Online HTML]</a>

<a href="{{ "4.4/en/pdf/Bugzilla-Guide.pdf" | absolute_url }}">[PDF]</a>

<a href="{{ "4.4/en/txt/Bugzilla-Guide.txt" | absolute_url }}">[Text]</a>

</td>

<td>

<a href="{{ "4.4/en/html/api/" | absolute_url }}">[APIs, including XML-RPC and JSON-RPC]</a>

</td>

</tr>

<tr>

<td colspan="4" align="center" style="color: red">Releases below this line are no longer supported</td>

</tr>

<tr><td>Bugzilla 4.2.16</td>

<td></td>

<td>

<a href="{{ "4.2/en/html/" | absolute_url }}">[Online HTML]</a>

<a href="{{ "4.2/en/pdf/Bugzilla-Guide.pdf" | absolute_url }}">[PDF]</a>

<a href="{{ "4.2/en/txt/Bugzilla-Guide.txt" | absolute_url }}">[Text]</a>

</td>

<td>

<a href="{{ "4.2/en/html/api/" | absolute_url }}">[APIs, including XML-RPC and JSON-RPC]</a>

</td>

</tr>

<tr><td>Bugzilla 4.0.18</td>

<td></td>

<td>

<a href="{{ "4.0/en/html/" | absolute_url }}">[Online HTML]</a>

<a href="{{ "4.0/en/pdf/Bugzilla-Guide.pdf" | absolute_url }}">[PDF]</a>

<a href="{{ "4.0/en/txt/Bugzilla-Guide.txt" | absolute_url }}">[Text]</a>

</td>

<td>

<a href="{{ "4.0/en/html/api/" | absolute_url }}">[APIs, including XML-RPC and JSON-RPC]</a>

</td>

</tr>

<tr><td>Bugzilla 3.6.13</td>

<td></td>

<td>

<a href="{{ "3.6/en/html/" | absolute_url }}">[Online HTML]</a>

<a href="{{ "3.6/en/pdf/Bugzilla-Guide.pdf" | absolute_url }}">[PDF]</a>

<a href="{{ "3.6/en/txt/Bugzilla-Guide.txt" | absolute_url }}">[Text]</a>

</td>

<td>

<a href="{{ "3.6/en/html/api/" | absolute_url }}">[APIs, including XML-RPC and JSON-RPC]</a>

</td>

</tr>

<tr><td>Bugzilla 3.4.14</td>

<td></td>

<td>

<a href="{{ "3.4/en/html/" | absolute_url }}">[Online HTML]</a>

<a href="{{ "3.4/en/pdf/Bugzilla-Guide.pdf" | absolute_url }}">[PDF]</a>

<a href="{{ "3.4/en/txt/Bugzilla-Guide.txt" | absolute_url }}">[Text]</a>

</td>

<td>

<a href="{{ "3.4/en/html/api/" | absolute_url }}">[APIs, including XML-RPC and JSON-RPC]</a>

</td>

</tr>

<tr><td>Bugzilla 3.2.10</td>

<td></td>

<td>

<a href="{{ "3.2/en/html/" | absolute_url }}">[Online HTML]</a>

<a href="{{ "3.2/en/pdf/Bugzilla-Guide.pdf" | absolute_url }}">[PDF]</a>

<a href="{{ "3.2/en/txt/Bugzilla-Guide.txt" | absolute_url }}">[Text]</a>

</td>

<td>

<a href="{{ "3.2/en/html/api/" | absolute_url }}">[APIs, including XML-RPC and JSON-RPC]</a>

</td>

</tr>

<tr><td>Bugzilla 3.0.11</td>

<td></td>

<td>

<a href="{{ "3.0/html/" | absolute_url }}">[Online HTML]</a>

<a href="{{ "3.0/pdf/Bugzilla-Guide.pdf" | absolute_url }}">[PDF]</a>

<a href="{{ "3.0/txt/Bugzilla-Guide.txt" | absolute_url }}">[Text]</a>

</td>

<td>

<a href="{{ "3.0/html/api/" | absolute_url }}">[APIs, including XML-RPC and JSON-RPC]</a>

</td>

</tr>

<tr><td>Bugzilla 2.22.7</td>

<td></td>

<td>

<a href="{{ "2.22/html/" | absolute_url }}">[Online HTML]</a>

<a href="{{ "2.22/pdf/Bugzilla-Guide.pdf" | absolute_url }}">[PDF]</a>

<a href="{{ "2.22/txt/Bugzilla-Guide.txt" | absolute_url }}">[Text]</a>

</td>

<td></td>

</tr>

<tr><td>Bugzilla 2.20.7</td>

<td></td>

<td>

<a href="{{ "2.20/html/" | absolute_url }}">[Online HTML]</a>

<a href="{{ "2.20/pdf/Bugzilla-Guide.pdf" | absolute_url }}">[PDF]</a>

<a href={{ "2.20/txt/Bugzilla-Guide.txt" | absolute_url }}"">[Text]</a>

</td>

<td></td>

</tr>

<tr><td>Bugzilla 2.18.6</td>

<td></td>

<td>

<a href="{{ "2.18/html/" | absolute_url }}">[Online HTML]</a>

<a href="{{ "2.18/pdf/Bugzilla-Guide.pdf" | absolute_url }}">[PDF]</a>

<a href="{{ "2.18/txt/Bugzilla-Guide.txt" | absolute_url }}">[Text]</a>

</td>

<td></td>

</tr>

<tr><td>Bugzilla 2.16.11</td>

<td></td>

<td>

<a href="{{ "2.16/html/" | absolute_url }}">[Online HTML]</a>

<a href="{{ "2.16/pdf/Bugzilla-Guide.pdf" | absolute_url }}">[PDF]</a>

<a href="{{ "2.16/txt/Bugzilla-Guide.txt" | absolute_url }}">[Text]</a>

</td>

<td></td>

</tr>

The Bugzilla documentation is also available in

<a href="http://bugzilla.readthedocs.io/fr/latest/">French</a>.