diff --git a/TODO.md b/TODO.md
index 93d73c7c..2cc3650c 100644
--- a/TODO.md
+++ b/TODO.md
@@ -68,7 +68,6 @@
   - Prevent using the SendBox if no permission (power levels)
   - Spinner when loading past room events, images or clicking buttons
   - Theming
-    - Thin white icons
     - Distribute fonts
     - preferredIconPack: accept multiple values
     - Find icon packs in user data dir
diff --git a/src/icons/light-thin/email.svg b/src/icons/light-thin/email.svg
index 5b0b654b..82dffd2f 100644
--- a/src/icons/light-thin/email.svg
+++ b/src/icons/light-thin/email.svg
@@ -1,13 +1,31 @@
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-<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 20010904//EN" "http://www.w3.org/TR/2001/REC-SVG-20010904/DTD/svg10.dtd">
-<!-- Created using Krita: http://krita.org -->
-<svg xmlns="http://www.w3.org/2000/svg" 
-    xmlns:xlink="http://www.w3.org/1999/xlink"
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-    xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   id="svg4"
+   version="1.1"
+   viewBox="0 0 24 24"
+   height="24"
+   width="24">
+  <metadata
+     id="metadata10">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs8" />
+  <path
+     style="fill:#c8c8c8;fill-opacity:1"
+     id="path2"
+     d="M0 3v18h24v-18h-24zm6.623 7.929l-4.623 5.712v-9.458l4.623 3.746zm-4.141-5.929h19.035l-9.517 7.713-9.518-7.713zm5.694 7.188l3.824 3.099 3.83-3.104 5.612 6.817h-18.779l5.513-6.812zm9.208-1.264l4.616-3.741v9.348l-4.616-5.607z" />
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diff --git a/src/icons/light-thin/phone.svg b/src/icons/light-thin/phone.svg
index 52eca0a3..9dca262f 100644
--- a/src/icons/light-thin/phone.svg
+++ b/src/icons/light-thin/phone.svg
@@ -1,13 +1,31 @@
-<?xml version="1.0" standalone="no"?>
-<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 20010904//EN" "http://www.w3.org/TR/2001/REC-SVG-20010904/DTD/svg10.dtd">
-<!-- Created using Krita: http://krita.org -->
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-    xmlns:xlink="http://www.w3.org/1999/xlink"
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-    xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
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-    height="18pt"
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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   id="svg4"
+   version="1.1"
+   viewBox="0 0 24 24"
+   height="24"
+   width="24">
+  <metadata
+     id="metadata10">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs8" />
+  <path
+     style="fill:#c8c8c8;fill-opacity:1"
+     id="path2"
+     d="M6.176 1.322l2.844-1.322 4.041 7.89-2.724 1.341c-.538 1.259 2.159 6.289 3.297 6.372.09-.058 2.671-1.328 2.671-1.328l4.11 7.932s-2.764 1.354-2.854 1.396c-7.862 3.591-19.103-18.258-11.385-22.281zm1.929 1.274l-1.023.504c-5.294 2.762 4.177 21.185 9.648 18.686l.971-.474-2.271-4.383-1.026.5c-3.163 1.547-8.262-8.219-5.055-9.938l1.007-.497-2.251-4.398z" />
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diff --git a/src/icons/light-thin/room-view-files.svg b/src/icons/light-thin/room-view-files.svg
index 03dc63aa..943a10a5 100644
--- a/src/icons/light-thin/room-view-files.svg
+++ b/src/icons/light-thin/room-view-files.svg
@@ -1,13 +1,31 @@
-<?xml version="1.0" standalone="no"?>
-<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 20010904//EN" "http://www.w3.org/TR/2001/REC-SVG-20010904/DTD/svg10.dtd">
-<!-- Created using Krita: http://krita.org -->
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-    xmlns:xlink="http://www.w3.org/1999/xlink"
-    xmlns:krita="http://krita.org/namespaces/svg/krita"
-    xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
-    width="18pt"
-    height="18pt"
-    viewBox="0 0 18 18">
-<defs/>
-<path id="shape0" transform="matrix(0.75 0 0 0.75 1.5 0)" fill="#c8c8c8" d="M20 13L20 0L0 0L0 24L8.409 24C13.266 24 11.744 16 11.744 16C14.753 16.745 20 16.419 20 13ZM16 6L4 6L4 5L16 5ZM16 9L4 9L4 8L16 8ZM16 12L4 12L4 11L16 11ZM13.909 18.223C15.956 18.701 18.714 17.944 20 17.044C18.506 19.042 14.77 22.752 12.568 23.925C13.724 22.757 14.131 19.691 13.909 18.223Z"/>
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   id="svg4"
+   version="1.1"
+   viewBox="0 0 24 24"
+   height="24"
+   width="24">
+  <metadata
+     id="metadata10">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs8" />
+  <path
+     style="fill:#c8c8c8;fill-opacity:1"
+     id="path2"
+     d="M4 22v-20h16v11.543c0 4.107-6 2.457-6 2.457s1.518 6-2.638 6h-7.362zm18-7.614v-14.386h-20v24h10.189c3.163 0 9.811-7.223 9.811-9.614zm-5-1.386h-10v-1h10v1zm0-4h-10v1h10v-1zm0-3h-10v1h10v-1z" />
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diff --git a/src/icons/light-thin/room-view-members.svg b/src/icons/light-thin/room-view-members.svg
index c5c5eab8..7899ceac 100644
--- a/src/icons/light-thin/room-view-members.svg
+++ b/src/icons/light-thin/room-view-members.svg
@@ -1,13 +1,31 @@
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-<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 20010904//EN" "http://www.w3.org/TR/2001/REC-SVG-20010904/DTD/svg10.dtd">
-<!-- Created using Krita: http://krita.org -->
-<svg xmlns="http://www.w3.org/2000/svg" 
-    xmlns:xlink="http://www.w3.org/1999/xlink"
-    xmlns:krita="http://krita.org/namespaces/svg/krita"
-    xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
-    width="18pt"
-    height="18pt"
-    viewBox="0 0 18 18">
-<defs/>
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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   id="svg4"
+   version="1.1"
+   viewBox="0 0 24 24"
+   height="24"
+   width="24">
+  <metadata
+     id="metadata10">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs8" />
+  <path
+     style="fill:#c8c8c8;fill-opacity:1"
+     id="path2"
+     d="M20.822 18.096c-3.439-.794-6.641-1.49-5.09-4.418 4.719-8.912 1.251-13.678-3.732-13.678-5.082 0-8.465 4.949-3.732 13.678 1.598 2.945-1.725 3.641-5.09 4.418-2.979.688-3.178 2.143-3.178 4.663l.005 1.241h1.995c0-3.134-.125-3.55 1.838-4.003 2.851-.657 5.543-1.278 6.525-3.456.359-.795.592-2.103-.338-3.815-2.058-3.799-2.578-7.089-1.423-9.026 1.354-2.275 5.426-2.264 6.767-.034 1.15 1.911.639 5.219-1.403 9.076-.91 1.719-.671 3.023-.31 3.814.99 2.167 3.707 2.794 6.584 3.458 1.879.436 1.76.882 1.76 3.986h1.995l.005-1.241c0-2.52-.199-3.975-3.178-4.663z" />
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diff --git a/src/icons/light-thin/room-view-notifications.svg b/src/icons/light-thin/room-view-notifications.svg
index 306cb5bc..b7259d74 100644
--- a/src/icons/light-thin/room-view-notifications.svg
+++ b/src/icons/light-thin/room-view-notifications.svg
@@ -1,13 +1,31 @@
-<?xml version="1.0" standalone="no"?>
-<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 20010904//EN" "http://www.w3.org/TR/2001/REC-SVG-20010904/DTD/svg10.dtd">
-<!-- Created using Krita: http://krita.org -->
-<svg xmlns="http://www.w3.org/2000/svg" 
-    xmlns:xlink="http://www.w3.org/1999/xlink"
-    xmlns:krita="http://krita.org/namespaces/svg/krita"
-    xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   id="svg4"
+   version="1.1"
+   viewBox="0 0 24 24"
+   height="24"
+   width="24">
+  <metadata
+     id="metadata10">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
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+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs8" />
+  <path
+     style="fill:#c8c8c8;fill-opacity:1"
+     id="path2"
+     d="M15 21c0 1.598-1.392 3-2.971 3s-3.029-1.402-3.029-3h6zm.137-17.055c-.644-.374-1.042-1.07-1.041-1.82v-.003c.001-1.172-.938-2.122-2.096-2.122s-2.097.95-2.097 2.122v.003c.001.751-.396 1.446-1.041 1.82-4.668 2.709-1.985 11.715-6.862 13.306v1.749h20v-1.749c-4.877-1.591-2.193-10.598-6.863-13.306zm-3.137-2.945c.552 0 1 .449 1 1 0 .552-.448 1-1 1s-1-.448-1-1c0-.551.448-1 1-1zm-6.451 16c1.189-1.667 1.605-3.891 1.964-5.815.447-2.39.869-4.648 2.354-5.509 1.38-.801 2.956-.76 4.267 0 1.485.861 1.907 3.119 2.354 5.509.359 1.924.775 4.148 1.964 5.815h-12.903z" />
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diff --git a/src/icons/light-thin/unknown-devices-warning.svg b/src/icons/light-thin/unknown-devices-warning.svg
index 6db60845..5082dcc1 100644
--- a/src/icons/light-thin/unknown-devices-warning.svg
+++ b/src/icons/light-thin/unknown-devices-warning.svg
@@ -1,13 +1,31 @@
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-<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 20010904//EN" "http://www.w3.org/TR/2001/REC-SVG-20010904/DTD/svg10.dtd">
-<!-- Created using Krita: http://krita.org -->
-<svg xmlns="http://www.w3.org/2000/svg" 
-    xmlns:xlink="http://www.w3.org/1999/xlink"
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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   id="svg4"
+   version="1.1"
+   viewBox="0 0 24 24"
+   height="24"
+   width="24">
+  <metadata
+     id="metadata10">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs8" />
+  <path
+     style="fill:#c8c8c8;fill-opacity:1"
+     id="path2"
+     d="M10 16c0-1.104.896-2 2-2s2 .896 2 2c0 .738-.404 1.376-1 1.723v2.277h-2v-2.277c-.596-.347-1-.985-1-1.723zm11-6v14h-18v-14h3v-4c0-3.313 2.687-6 6-6s6 2.687 6 6v4h3zm-13 0h8v-4c0-2.206-1.795-4-4-4s-4 1.794-4 4v4zm11 2h-14v10h14v-10z" />
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diff --git a/src/icons/light-thin/username.svg b/src/icons/light-thin/username.svg
index c5c5eab8..7899ceac 100644
--- a/src/icons/light-thin/username.svg
+++ b/src/icons/light-thin/username.svg
@@ -1,13 +1,31 @@
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-<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 20010904//EN" "http://www.w3.org/TR/2001/REC-SVG-20010904/DTD/svg10.dtd">
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-<svg xmlns="http://www.w3.org/2000/svg" 
-    xmlns:xlink="http://www.w3.org/1999/xlink"
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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   id="svg4"
+   version="1.1"
+   viewBox="0 0 24 24"
+   height="24"
+   width="24">
+  <metadata
+     id="metadata10">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs8" />
+  <path
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