---

# Feel free to add content and custom Front Matter to this file.

# To modify the layout, see https://jekyllrb.com/docs/themes/#overriding-theme-defaults

layout: top
---

<div class="section-contents">

<div class="section" id="intro">
<h2>A log file viewer for the terminal</h2>

<div class="section-contents">
<div>
<p>Merge, tail, search, filter, and query log files with ease.</p>

<p>No server. No setup. Still featureful.</p>

<div id="playground-box">
<h4>Try it out:</h4>

<code>
<span class="prompt">$</span>
<a href="ssh://playground@demo.lnav.org">ssh playground@demo.lnav.org</a>
</code>
</div>
</div>

</div>
</div>

<div>
<img src="/assets/images/lnav-front-page.png" alt="Screenshot of lnav" width="400px" />
</div>

</div>

<div class="section">
<h3>Easy to Use</h3>

<div class="section-contents">
<div style="width: 392px">
<video autoplay muted loop playsinline style="width: 90%; border-radius: 8px">
<source src="assets/images/lnav-open-help.mp4" type="video/mp4">
</video>
</div>

<p>
Just point <b>lnav</b> at a directory and it will take care of the rest.
File formats are automatically detected and compressed files are unpacked
on the fly.
Online help and previews for operations make it simpler to level up your
experience.
</p>

</div>
</div>

<div class="section">
<h3>Performant</h3>

<div class="section-contents">
<p>
<b>lnav</b> can outperform standard terminal tools when processing log files.
The following chart compares CPU/memory usage when working with a
<a href="https://docs.lnav.org/en/latest/performance.html">3.3GB access log</a>.
The chart was also generated using lnav's
<a href="https://docs.lnav.org/en/latest/sqlext.html">SQLite Interface</a>.
</p>

<div style="width: 550px">
<img src="assets/images/lnav-perf.png"
     alt="Chart comparing lnav's performance against standard tools" />
</div>
</div>
</div>

<div class="section">
<h3>Learn More</h3>

<div class="section-contents">

<p>
Check out the <a target="_blank" href="https://www.youtube.com/watch?v=Su6aUb2yM1g">introductory video</a>
and the <a target="_blank" href="https://docs.lnav.org/">documentation</a>
to learn more.
</p>

<iframe width="560" height="315"
    src="https://www.youtube.com/embed/Su6aUb2yM1g?si=dNFSxX8d_gEnseA0"
    title="Introduction to lnav"
    frameborder="0"
    allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share"
    referrerpolicy="strict-origin-when-cross-origin" allowfullscreen></iframe>
</div>

</div>