Correct/remove dead hyperlinks

_includes/legacy/sections/calendar-contacts-sync.html

@@ -31,15 +31,15 @@
   privacy-policy="https://www.etesync.com/tos/#privacy"
   github="https://github.com/etesync"
   web="https://client.etesync.com/"
-  windows="https://www.etesync.com/install/dav/"
-  mac="https://www.etesync.com/install/dav/"
-  linux="https://www.etesync.com/install/dav/"
-  freebsd="https://www.etesync.com/install/dav/"
-  openbsd="https://www.etesync.com/install/dav/"
-  netbsd="https://www.etesync.com/install/dav/"
+  windows="https://github.com/etesync/etesync-dav/releases/latest"
+  mac="https://github.com/etesync/etesync-dav/releases/latest"
+  linux="https://github.com/etesync/etesync-dav/releases/latest"
+  freebsd="https://github.com/etesync/etesync-dav/blob/master/README.md#installation"
+  openbsd="https://github.com/etesync/etesync-dav/blob/master/README.md#installation"
+  netbsd="https://github.com/etesync/etesync-dav/blob/master/README.md#installation"
   fdroid="https://f-droid.org/packages/com.etesync.syncadapter/"
   googleplay="https://play.google.com/store/apps/details?id=com.etesync.syncadapter"
-  ios="https://www.etesync.com/install/ios/"
+  ios="https://apps.apple.com/us/app/apple-store/id1489574285"
 %}
 
 {%

_includes/legacy/sections/dns.html

@@ -320,7 +320,7 @@ We also log how many times this or that tracker has been blocked. We need this i
 
       <tr>
         <td data-value="NixNet">
-          <a href="https://nixnet.xyz/dns/">NixNet</a>
+          <a href="https://nixnet.xyz/">NixNet</a>
         </td>
         <td>
           <span class="no-text-wrap">

_includes/legacy/sections/key-disclosure-law.html

@@ -84,5 +84,5 @@ communications (both metadata and unencrypted content) in real time for all of L
   <li><a href="https://en.wikipedia.org/wiki/UKUSA_Agreement">The United Kingdom – United States of America Agreement (UKUSA)</a></li>
   <li><a href="https://en.wikipedia.org/wiki/Lavabit#Suspension_and_gag_order">Lavabit: Suspension and gag order</a></li>
   <li><a href="https://en.wikipedia.org/wiki/Key_disclosure_law">Key disclosure law</a></li>
-  <li><a href="https://en.wikipedia.org/wiki/Portal:Mass_surveillance">Wikipedia Portal: Mass_surveillance</a></li>
+  <li><a href="https://en.wikipedia.org/wiki/Mass_surveillance">Wikipedia: Mass Surveillance</a></li>
 </ul>

_includes/legacy/sections/notebooks.html

@@ -33,7 +33,6 @@
   mac="https://standardnotes.org/#get-started"
   linux="https://standardnotes.org/#get-started"
   ios="https://itunes.apple.com/us/app/standard-notes/id1285392450"
-  fdroid="https://f-droid.org/packages/com.standardnotes/"
   googleplay="https://play.google.com/store/apps/details?id=com.standardnotes"
   web="https://app.standardnotes.org/"
 %}

_includes/legacy/sections/paste-services.html

@@ -14,6 +14,6 @@ title="CryptPad"
 image="/assets/img/legacy_svg/3rd-party/cryptpad.svg"
 description="CryptPad is an open-source, zero knowledge, and real-time collaborative editor. Data is encrypted/decrypted in the browser, using Salsa20 with Poly1305 to encrypt pads."
 website="https://cryptpad.fr/pad/"
-privacy-policy="https://cryptpad.fr/privacy.html"
+privacy-policy="https://cryptpad.fr/pad/#/2/pad/view/GcNjAWmK6YDB3EO2IipRZ0fUe89j43Ryqeb4fjkjehE/"
 github="https://github.com/xwiki-labs/cryptpad"
 %}

_includes/legacy/sections/productivity-tools.html

@@ -6,7 +6,7 @@
   image="/assets/img/legacy_svg/3rd-party/cryptpad.svg"
   description="<strong>CryptPad</strong> is a private-by-design alternative to popular office tools and cloud services. All content is end-to-end encrypted. It is free and open-source, enabling anyone to verify its security by auditing the code. The development team is supported by donations and grants. No registration is required, and it can be used anonymously via Tor Browser."
   website="https://cryptpad.fr/"
-  privacy-policy="https://cryptpad.fr/privacy.html"
+  privacy-policy="https://cryptpad.fr/pad/#/2/pad/view/GcNjAWmK6YDB3EO2IipRZ0fUe89j43Ryqeb4fjkjehE/"
   github="https://github.com/xwiki-labs/cryptpad"
   web="https://cryptpad.fr/"
 %}

_includes/legacy/sections/social-news-aggregator.html

@@ -40,7 +40,7 @@ web="https://dev.lemmy.ml/"
 <ul>
   <li><a href="https://beta.akasha.world/">Akasha</a> - A decentralized online bulletin board using <a href="https://www.wikipedia.org/wiki/InterPlanetary_File_System">IPFS</a> and <a href="https://www.wikipedia.org/wiki/Ethereum">Ethereum</a>.</li>
   <li><a href="https://raddle.me">Raddle</a> - A is a public Postmill instance focused on privacy and anti-censorship.</li>
-  <li><a href="https://notabug.io/">notabug.io</a> - A <a href="https://github.com/notabugio/notabug/blob/master/LICENSE.md">free and open-source</a> P2P link aggregator with a strong resemblance to old.reddit.com (not to be confused with <a href="https://notabug.org/">NotABug.org</a>).</li>
+  <li><a href="https://notabug.io/">notabug.io</a> - A <a href="https://github.com/notabugio/notabug/blob/master/LICENSE">free and open-source</a> P2P link aggregator with a strong resemblance to old.reddit.com (not to be confused with <a href="https://notabug.org/">NotABug.org</a>).</li>
   <li><a href="https://freepo.st">freepost</a> - A <a href="https://notabug.org/zPlus/freepost/src/master/LICENSE">free and open-source</a> discussion board based on free software and free culture with a highly motivated community.
 
 </ul>

_includes/legacy/sections/tor-operating-systems.html

@@ -10,7 +10,7 @@
   description='Tails is a live operating system that can boot on almost any computer from a DVD, USB stick, or SD card you control. It aims at preserving privacy and anonymity, and circumventing censorship by forcing Internet connections through the Tor network; leaving no trace on the computer; and using state-of-the-art cryptographic tools to encrypt files, emails, and instant messages.'
   badges="info:Linux"
   website="https://tails.boum.org/"
-  git="https://git-tails.immerda.ch/tails/"
+  gitlab="https://gitlab.tails.boum.org/tails/tails"
   %}
 
 {% include legacy/cardv2.html