diff --git a/_locales/en/messages.json b/_locales/en/messages.json
index fd65f3b9c..b0fbd846f 100644
--- a/_locales/en/messages.json
+++ b/_locales/en/messages.json
@@ -33,6 +33,9 @@
 	"view_on_pcgamingwiki": {
 		"message": "View on PCGamingWiki"
 	},
+	"view_on_protondb": {
+		"message": "View on ProtonDB"
+	},
 	"view_your_achievements": {
 		"message": "Personal achievements"
 	},
@@ -553,6 +556,9 @@
 	"options_button_pcgw": {
 		"message": "Display PCGamingWiki button on product pages"
 	},
+	"options_button_protondb": {
+		"message": "Display ProtonDB button on product pages"
+	},
 	"options_button_sub": {
 		"message": "Display a button on package pages"
 	},
diff --git a/_locales/fr/messages.json b/_locales/fr/messages.json
index 4a5575bc8..121b6e44d 100644
--- a/_locales/fr/messages.json
+++ b/_locales/fr/messages.json
@@ -31,6 +31,9 @@
 	"view_on_pcgamingwiki": {
 		"message": "Voir sur PCGamingWiki"
 	},
+	"view_on_protondb": {
+		"message": "Voir sur ProtonDB"
+	},
 	"view_your_achievements": {
 		"message": "Succès personnels"
 	},
@@ -531,6 +534,9 @@
 	"options_button_pcgw": {
 		"message": "Afficher le bouton PCGamingWiki sur les pages des produits"
 	},
+	"options_button_protondb": {
+		"message": "Afficher le bouton ProtonDB sur les pages des produits"
+	},
 	"options_button_sub": {
 		"message": "Afficher un bouton sur les pages des packages"
 	},
diff --git a/icons/protondb.svg b/icons/protondb.svg
new file mode 100644
index 000000000..53dc01e32
--- /dev/null
+++ b/icons/protondb.svg
@@ -0,0 +1,42 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Generator: Adobe Illustrator 22.1.0, SVG Export Plug-In . SVG Version: 6.00 Build 0)  -->
+<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
+<svg version="1.1" id="Layer_2_1_" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" x="0px" y="0px"
+	 viewBox="0 0 491 491" style="enable-background:new 0 0 491 491;" xml:space="preserve">
+<style type="text/css">
+	.st0{fill:#1A2233;}
+	.st1{fill:#F50057;}
+	.st2{fill:#FFFFFF;}
+</style>
+<!-- <path class="st0" d="M455.3,491H35.7C16,491,0,475,0,455.3V35.7C0,16,16,0,35.7,0h419.7C475,0,491,16,491,35.7v419.7
+	C491,475,475,491,455.3,491z"/> -->
+<g>
+	<path class="st1" d="M470.5,245.5c0-29.8-37.3-58.1-94.6-75.6c13.2-58.3,7.3-104.7-18.5-119.6c-6-3.5-12.9-5.1-20.5-5.1v20.5
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+		c-4.5,7.1-9,14.3-13.2,21.7c-4.2,7.3-8.2,14.7-11.9,22c-5-12.3-9.2-24.6-12.7-36.5C151.6,181.5,164.2,179,177.3,177.1z M94.3,292
+		c-32.5-13.9-53.5-32-53.5-46.4c0-14.4,21-32.7,53.5-46.4c7.9-3.4,16.5-6.4,25.4-9.3c5.2,18,12.1,36.7,20.6,55.9
+		c-8.4,19.1-15.2,37.7-20.4,55.6C110.9,298.5,102.3,295.4,94.3,292z M143.7,423c-12.5-7.2-17.9-34.4-13.7-69.4
+		c1-8.6,2.7-17.7,4.7-27c18,4.4,37.6,7.8,58.2,10c12.4,17,25.2,32.4,38.2,45.9c-29.9,27.8-58,43-77,43
+		C149.9,425.4,146.4,424.6,143.7,423z M361.3,353.1c4.3,35-1,62.3-13.4,69.5c-2.8,1.7-6.3,2.4-10.5,2.4c-19,0-47.1-15.1-77-42.7
+		c12.8-13.5,25.7-28.8,37.9-45.8c20.7-2.2,40.4-5.6,58.3-10.1C358.6,335.7,360.2,344.6,361.3,353.1z M396.6,292
+		c-7.9,3.4-16.5,6.4-25.4,9.3c-5.2-18-12.1-36.7-20.6-55.9c8.4-19.1,15.2-37.7,20.4-55.6c9.1,2.8,17.7,6,25.8,9.4
+		c32.5,13.9,53.5,32,53.5,46.4C450,259.9,429,278.2,396.6,292z"/>
+	<path class="st1" d="M153.6,45.5L153.6,45.5L153.6,45.5z"/>
+	<circle class="st2" cx="245.4" cy="245.5" r="41.9"/>
+	<path class="st1" d="M336.8,45.2L336.8,45.2L336.8,45.2z"/>
+</g>
+</svg>
diff --git a/manifest.json b/manifest.json
index fa436d78c..c702bb3de 100644
--- a/manifest.json
+++ b/manifest.json
@@ -71,6 +71,7 @@
 
 				"icons/white.svg",
 				"icons/pcgamingwiki.svg",
+				"icons/protondb.svg",
 				"icons/steamhunters.svg",
 				"icons/image.svg",
 				"icons/achievements_completed.svg",
diff --git a/options/options.html b/options/options.html
index 1e2f7bdc0..966d0e9fb 100644
--- a/options/options.html
+++ b/options/options.html
@@ -122,6 +122,10 @@ <h3 data-msg="options_header_buttons_and_links"></h3>
 			<input type="checkbox" class="option-check" data-option="button-pcgw" checked>
 			<div data-msg="options_button_pcgw"></div>
 		</label>
+		<label class="checkbox">
+			<input type="checkbox" class="option-check" data-option="button-protondb" checked>
+			<div data-msg="options_button_protondb"></div>
+		</label>
 		<label class="checkbox">
 			<input type="checkbox" class="option-check" data-option="button-sub" checked>
 			<div data-msg="options_button_sub"></div>
diff --git a/scripts/community/gamehub.js b/scripts/community/gamehub.js
index c06b01850..3fbe2005c 100644
--- a/scripts/community/gamehub.js
+++ b/scripts/community/gamehub.js
@@ -4,6 +4,7 @@
 GetOption( {
 	'button-gamehub': true,
 	'button-pcgw': true,
+	'button-protondb': true,
 }, ( items ) =>
 {
 	const container = document.querySelector( '.apphub_OtherSiteInfo' );
@@ -93,5 +94,34 @@ GetOption( {
 				responsiveMenu.append( link.cloneNode( true ) );
 			}
 		}
+
+		if( items[ 'button-protondb' ] )
+		{
+			const link = document.createElement( 'a' );
+			link.className = 'btnv6_blue_hoverfade btn_medium btn_steamdb';
+			link.href = 'https://www.protondb.com/app/' + GetCurrentAppID() + '?utm_source=SteamDB';
+
+			const element = document.createElement( 'span' );
+			element.dataset.tooltipText = _t( 'view_on_protondb' );
+			link.appendChild( element );
+
+			const image = document.createElement( 'img' );
+			image.className = 'ico16';
+			image.src = GetLocalResource( 'icons/protondb.svg' );
+
+			element.appendChild( image );
+
+			container.insertBefore( link, container.firstChild );
+
+			container.insertBefore( document.createTextNode( ' ' ), link.nextSibling );
+
+			const responsiveMenu = document.querySelector( '.apphub_ResponsiveMenuCtn' );
+
+			if( responsiveMenu )
+			{
+				responsiveMenu.append( document.createTextNode( ' ' ) );
+				responsiveMenu.append( link.cloneNode( true ) );
+			}
+		}
 	}
 } );
diff --git a/scripts/store/app.js b/scripts/store/app.js
index 9381d41a5..b64ffef4a 100644
--- a/scripts/store/app.js
+++ b/scripts/store/app.js
@@ -14,6 +14,7 @@ else
 	GetOption( {
 		'button-app': true,
 		'button-pcgw': true,
+		'button-protondb': true,
 		'link-subid': true,
 		'online-stats': true,
 		'steamdb-lowest-price': true,
@@ -185,6 +186,64 @@ else
 			}
 		}
 
+		if( items[ 'button-protondb' ] )
+		{
+			let container = document.querySelector( '.apphub_OtherSiteInfo' );
+
+			if( !container )
+			{
+				// Steam China has no community hub
+				const headerStandardTop = document.querySelector( '.apphub_HeaderStandardTop' );
+
+				if( headerStandardTop )
+				{
+					container = document.createElement( 'div' );
+					container.className = 'apphub_OtherSiteInfo';
+					headerStandardTop.prepend( container );
+				}
+			}
+
+			if( container )
+			{
+				const link = document.createElement( 'a' );
+				link.className = 'btnv6_blue_hoverfade btn_medium btn_steamdb';
+				link.href = 'https://www.protondb.com/app/' + GetCurrentAppID() + '?utm_source=SteamDB';
+
+				const element = document.createElement( 'span' );
+				element.dataset.tooltipText = _t( 'view_on_protondb' );
+				link.appendChild( element );
+
+				const image = document.createElement( 'img' );
+				image.className = 'ico16';
+				image.src = GetLocalResource( 'icons/protondb.svg' );
+
+				element.appendChild( image );
+
+				container.insertBefore( link, container.firstChild );
+				container.insertBefore( document.createTextNode( ' ' ), link.nextSibling );
+			}
+
+			const lastLinkBar = document.querySelector( '#appDetailsUnderlinedLinks .linkbar:last-child' );
+
+			if( lastLinkBar )
+			{
+				const link = document.createElement( 'a' );
+				link.className = 'linkbar linkbar_steamdb';
+				link.href = 'https://www.protondb.com/app/' + GetCurrentAppID() + '?utm_source=SteamDB';
+
+				const image = document.createElement( 'img' );
+				image.src = GetLocalResource( 'icons/protondb.svg' );
+				link.append( image );
+
+				const span = document.createElement( 'span' );
+				span.className = 'social_account';
+				span.textContent = _t( 'view_on_protondb' );
+				link.append( span );
+
+				lastLinkBar.insertAdjacentElement( 'afterend', link );
+			}
+		}
+
 		if( items[ 'link-subid' ] )
 		{
 			// Find each "add to cart" button