privacyguides.org/_includes/nav.html

<nav id="navbar" class="navbar fixed-top navbar-expand-lg navbar-dark bg-dark">
  <div class="container">
    <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarSupportedContent" aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
      <span class="navbar-toggler-icon"></span>
    </button>

    <div class="collapse navbar-collapse" id="navbarSupportedContent">
      <ul class="navbar-nav mr-auto">
        {% assign prefix = "" %}
        {% if page.active_page %}
        {% assign prefix = "index.html" %}
        {% endif %}
        <li class="nav-item">
          <a class="nav-link" href="{{prefix}}#top"><i class="fas fa-home"></i> <span class="sr-only">Home</span></a>
        </li>
        <li class="nav-item dropdown">
          <a class="nav-link dropdown-toggle" href="#" id="providerDropdown" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
            Provider
          </a>
          <div class="dropdown-menu" aria-labelledby="providerDropdown">
            <a class="dropdown-item" href="{{prefix}}#ukusa"><i class="fab fa-creative-commons-nc"></i> Avoid all US and UK based services</a>
            <a class="dropdown-item" href="{{prefix}}#vpn"><i class="far fa-eye-slash"></i> Virtual Private Network (VPN)</a>
            <a class="dropdown-item" href="{{prefix}}#email"><i class="fas fa-mail-bulk"></i> Privacy Email</a>
            <a class="dropdown-item" href="{{prefix}}#wc"><i class="fa fa-exclamation-circle"></i> Warrant Canaries</a>
            <a class="dropdown-item" href="{{prefix}}#cloud"><i class="fas fa-cloud"></i> Encrypted Cloud Storage Services</a>
            <a class="dropdown-item" href="{{prefix}}#social"><i class="fas fa-expand-arrows-alt"></i> Decentralized Social Networks</a>
            <a class="dropdown-item" href="{{prefix}}#dns"><i class="fa fa-tasks"></i> Domain Name System (DNS)</a>
            <a class="dropdown-item" href="{{prefix}}#search"><i class="fab fa-searchengin"></i> Privacy Respecting Search Engines</a>
            <a class="dropdown-item" href="{{prefix}}#host"><i class="fas fa-database"></i> Secure Hosting Providers</a>
          </div>
        </li>
        <li class="nav-item dropdown">
          <a class="nav-link dropdown-toggle" href="#" id="browserDropdown" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
            Browser
          </a>
          <div class="dropdown-menu" aria-labelledby="browserDropdown">
            <a class="dropdown-item" href="{{prefix}}#browser"><i class="fas fa-check"></i> Recommendation</a>
            <a class="dropdown-item" href="{{prefix}}#fingerprint"><i class="fas fa-fingerprint"></i> Fingerprint</a>
            <a class="dropdown-item" href="{{prefix}}#webrtc"><i class="far fa-eye"></i> WebRTC IP Leak</a>
            <a class="dropdown-item" href="{{prefix}}#addons"><i class="far fa-list-alt"></i> Firefox Privacy Add-ons</a>
            <a class="dropdown-item" href="{{prefix}}#about_config"><i class="fas fa-wrench"></i> Privacy Related Tweaks</a>
          </div>
        </li>
        <li class="nav-item dropdown">
          <a class="nav-link dropdown-toggle" href="#" id="softwareDropdown" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
            Software
          </a>
          <div class="dropdown-menu" aria-labelledby="softwareDropdown">
            <a class="dropdown-item" href="{{prefix}}#clients"><i class="fas fa-envelope"></i> Email Clients</a>
            <a class="dropdown-item" href="{{prefix}}#messaging"><i class="fas fa-random"></i> Email Alternatives</a>
            <a class="dropdown-item" href="{{prefix}}#im"><i class="fab fa-telegram-plane"></i> Instant Messenger</a>
            <a class="dropdown-item" href="{{prefix}}#voip"><i class="fas fa-phone"></i> Video & Voice Messenger</a>
            <a class="dropdown-item" href="{{prefix}}#filesharing"><i class="fas fa-file-export"></i> File Sharing</a>
            <a class="dropdown-item" href="{{prefix}}#mycloud"><i class="fas fa-hdd"></i> Self-Hosted Cloud Server</a>
            <a class="dropdown-item" href="{{prefix}}#sync"><i class="fas fa-copy"></i> Secure File Sync</a>
            <a class="dropdown-item" href="{{prefix}}#pw"><i class="fas fa-user-lock"></i> Password Manager</a>
            <a class="dropdown-item" href="{{prefix}}#calendar_contacts"><i class="far fa-calendar-alt"></i> Calendar and Contacts Sync</a>
            <a class="dropdown-item" href="{{prefix}}#encrypt"><i class="fas fa-lock"></i> File Encryption</a>
            <a class="dropdown-item" href="{{prefix}}#darknets"><i class="fas fa-user-secret"></i> Self-contained Networks</a>
            <a class="dropdown-item" href="{{prefix}}#notebook"><i class="far fa-sticky-note"></i> Digital Notebook</a>
            <a class="dropdown-item" href="{{prefix}}#paste"><i class="fas fa-paste"></i> Paste Services</a>
            <a class="dropdown-item" href="{{prefix}}#productivity"><i class="fas fa-briefcase"></i> Productivity Tools</a>
          </div>
        </li>
        <li class="nav-item dropdown">
          <a class="nav-link dropdown-toggle" href="#" id="osDropdown" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
            OS
          </a>
          <div class="dropdown-menu" aria-labelledby="osDropdown">
            <a class="dropdown-item" href="{{prefix}}#os"><i class="fas fa-th-large"></i> PC OS</a>
            <a class="dropdown-item" href="{{prefix}}#live_os"><i class="fas fa-compact-disc"></i> Live CD OS</a>
            <a class="dropdown-item" href="{{prefix}}#mobile_os"><i class="fas fa-mobile-alt"></i> Mobile OS</a>
            <a class="dropdown-item" href="{{prefix}}#aaddons"><i class="fas fa-th"></i> Android Privacy Add-ons</a>
            <a class="dropdown-item" href="{{prefix}}#firmware"><i class="fas fa-signal"></i> Router Firmware</a>
            <a class="dropdown-item" href="{{prefix}}#win10"><i class="far fa-thumbs-down"></i> Don't use Windows 10</a>
          </div>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="#participate">Participate</a>
        </li>
      </ul>
      <ul class="navbar-nav">
        <li class="nav-item">
          <a class="nav-link" href="https://social.privacytools.io/">Mastodon <i class="fas fa-retweet text-danger"></i></a>
        </li>        
        {% if page.active_page == "donate" %}
        <li class="nav-item active">
          <a class="nav-link" href="#">Donate <i class="fas fa-heart text-danger"></i></a>
        </li>
        {% else %}
        <li class="nav-item">
          <a class="nav-link" href="donate.html">Donate <i class="fas fa-heart text-danger"></i></a>
        </li>
        {% endif %}
      </ul>
    </div>
  </div>
</nav>