diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0f2204d2a..b6fd13344 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,16 @@ Notes for all 1.17.1 releases:
 * MultiMC: Minecraft 1.17.1 requires Java 16: https://www.oracle.com/java/technologies/javase-jdk16-downloads.html
 * GDLauncher: please download the ZIP and click **+** -> Import Zip -> Browse
 
+### 2.1.0-alpha.3
+
+Changes from a2
+
+* (No Sodium yet)
+* Added Custom Fog back
+* Enabled Cull Leaves by default
+* Mods updated
+* Now using the semantic versioning system
+
 ### 2.1.0a2
 
 Changes from a1
diff --git a/Curseforge/manifest.json b/Curseforge/manifest.json
index c882ea505..4403d7f45 100644
--- a/Curseforge/manifest.json
+++ b/Curseforge/manifest.json
@@ -11,7 +11,7 @@
   "manifestType": "minecraftModpack",
   "manifestVersion": 1,
   "name": "Fabulously Optimized",
-  "version": "2.1.0a2",
+  "version": "2.1.0-alpha.3",
   "author": "robotkoer",
   "files": [
     {
@@ -26,7 +26,7 @@
     },
     {
       "projectID": 448233,
-      "fileID": 3383012,
+      "fileID": 3388827,
       "required": true
     },
     {
@@ -36,7 +36,7 @@
     },
     {
       "projectID": 419697,
-      "fileID": 3376069,
+      "fileID": 3385669,
       "required": true
     },
     {
@@ -61,7 +61,7 @@
     },
     {
       "projectID": 306612,
-      "fileID": 3377591,
+      "fileID": 3386484,
       "required": true
     },
     {
@@ -70,13 +70,13 @@
       "required": true
     },
     {
-      "projectID": 349630,
-      "fileID": 3343659,
+      "projectID": 335493,
+      "fileID": 3356224,
       "required": true
     },
     {
-      "projectID": 335493,
-      "fileID": 3356224,
+      "projectID": 349630,
+      "fileID": 3379128,
       "required": true
     },
     {
@@ -115,18 +115,18 @@
       "required": true
     },
     {
-      "projectID": 408481,
-      "fileID": 3373447,
+      "projectID": 452768,
+      "fileID": 3355800,
       "required": true
     },
     {
-      "projectID": 452768,
-      "fileID": 3355800,
+      "projectID": 408481,
+      "fileID": 3373447,
       "required": true
     },
     {
       "projectID": 273279,
-      "fileID": 3343876,
+      "fileID": 3379961,
       "required": true
     },
     {
@@ -139,6 +139,11 @@
       "fileID": 3380784,
       "required": true
     },
+    {
+      "projectID": 398774,
+      "fileID": 3383929,
+      "required": true
+    },
     {
       "projectID": 353890,
       "fileID": 3357144,
diff --git a/Curseforge/modlist.html b/Curseforge/modlist.html
index aadc19fa8..6938d2aad 100644
--- a/Curseforge/modlist.html
+++ b/Curseforge/modlist.html
@@ -10,8 +10,8 @@
 <li><a href="https://www.curseforge.com/minecraft/mc-mods/lambdynamiclights">LambDynamicLights (by LambdAurora)</a></li>
 <li><a href="https://www.curseforge.com/minecraft/mc-mods/fabric-api">Fabric API (by modmuss50)</a></li>
 <li><a href="https://www.curseforge.com/minecraft/mc-mods/smooth-boot">Smooth Boot (Fabric) (by UltimateBoomer)</a></li>
-<li><a href="https://www.curseforge.com/minecraft/mc-mods/wi-zoom">WI Zoom (by alexander9892)</a></li>
 <li><a href="https://www.curseforge.com/minecraft/mc-mods/dynamic-fps">Dynamic FPS (by juliand665)</a></li>
+<li><a href="https://www.curseforge.com/minecraft/mc-mods/wi-zoom">WI Zoom (by alexander9892)</a></li>
 <li><a href="https://www.curseforge.com/minecraft/mc-mods/lazydfu">LazyDFU (by tuxed)</a></li>
 <li><a href="https://www.curseforge.com/minecraft/mc-mods/fabric-language-kotlin">Fabric Language Kotlin (by modmuss50)</a></li>
 <li><a href="https://www.curseforge.com/minecraft/mc-mods/modmenu">Mod Menu (by ProspectorDev)</a></li>
@@ -19,10 +19,11 @@
 <li><a href="https://www.curseforge.com/minecraft/mc-mods/ferritecore-fabric">FerriteCore (Fabric) (by malte0811)</a></li>
 <li><a href="https://www.curseforge.com/minecraft/mc-mods/better-beds">Better Beds (by Motschen)</a></li>
 <li><a href="https://www.curseforge.com/minecraft/mc-mods/lithium">Lithium (Fabric) (by jellysquid3)</a></li>
-<li><a href="https://www.curseforge.com/minecraft/mc-mods/capes">Fabric Capes (by VictorKohler)</a></li>
 <li><a href="https://www.curseforge.com/minecraft/mc-mods/no-fade">No Fade (by UltimateBoomer)</a></li>
+<li><a href="https://www.curseforge.com/minecraft/mc-mods/capes">Fabric Capes (by VictorKohler)</a></li>
 <li><a href="https://www.curseforge.com/minecraft/mc-mods/antighost">AntiGhost (by Giselbaer)</a></li>
 <li><a href="https://www.curseforge.com/minecraft/mc-mods/fabrishot">Fabrishot (by ramidzkh)</a></li>
 <li><a href="https://www.curseforge.com/minecraft/mc-mods/canvas-renderer">Canvas Renderer (by GrondagTheBarbarian)</a></li>
+<li><a href="https://www.curseforge.com/minecraft/mc-mods/custom-fog">Custom Fog (by Setadokalo)</a></li>
 <li><a href="https://www.curseforge.com/minecraft/mc-mods/not-enough-crashes">Not Enough Crashes (Fabric) (by NatanFudge)</a></li>
 </ul>
diff --git a/MultiMC/Fabulously Optimized x.y.z/instance.cfg b/MultiMC/Fabulously Optimized x.y.z/instance.cfg
index 75fbff47f..e6809cfa1 100644
--- a/MultiMC/Fabulously Optimized x.y.z/instance.cfg	
+++ b/MultiMC/Fabulously Optimized x.y.z/instance.cfg	
@@ -17,6 +17,6 @@ OverrideNativeWorkarounds=false
 OverrideWindow=false
 iconKey=pack
 lastLaunchTime=1625760696357
-name=Fabulously Optimized 2.1.0a2
+name=Fabulously Optimized 2.1.0-alpha.3
 notes=https://www.curseforge.com/minecraft/modpacks/fabulously-optimized
 totalTimePlayed=429
diff --git a/Packwiz/config/slightguimodifications/cts.groovy b/Packwiz/config/slightguimodifications/cts.groovy
index 75b3ac247..5741dbd7a 100644
--- a/Packwiz/config/slightguimodifications/cts.groovy
+++ b/Packwiz/config/slightguimodifications/cts.groovy
@@ -5,7 +5,7 @@ mainMenu {
             x { it - 2 }
             y { it - 20 }
         }
-        text = literal("Fabulously Optimized 2.1.0a2")
+        text = literal("Fabulously Optimized 2.1.0-alpha.3")
         align = "right"
         color = 0xFFFFFF
         hoveredColor = 0x55FFFF
diff --git a/Packwiz/config/yosbr/config/cullleaves.json b/Packwiz/config/yosbr/config/cullleaves.json
index c994fef1c..37c8ceff4 100644
--- a/Packwiz/config/yosbr/config/cullleaves.json
+++ b/Packwiz/config/yosbr/config/cullleaves.json
@@ -1,3 +1,3 @@
 {
-  "enabled": false
+  "enabled": true
 }
\ No newline at end of file
diff --git a/Packwiz/config/yosbr/config/custom-fog.json b/Packwiz/config/yosbr/config/custom-fog.json
new file mode 100644
index 000000000..e14e72f1f
--- /dev/null
+++ b/Packwiz/config/yosbr/config/custom-fog.json
@@ -0,0 +1,21 @@
+{
+  "defaultConfig": {
+    "enabled": false,
+    "type": "LINEAR",
+    "linearFogStartMult": 0.25,
+    "linearFogEndMult": 1.0,
+    "expFogMult": 3.0,
+    "exp2FogMult": 1.75
+  },
+  "dimensions": {
+    "minecraft:the_nether": {
+      "enabled": false,
+      "type": "LINEAR",
+      "linearFogStartMult": 0.25,
+      "linearFogEndMult": 1.0,
+      "expFogMult": 3.0,
+      "exp2FogMult": 1.75
+    }
+  },
+  "videoOptionsButton": true
+}
\ No newline at end of file
diff --git a/Packwiz/index.toml b/Packwiz/index.toml
index b3bb4acad..f58e71620 100644
--- a/Packwiz/index.toml
+++ b/Packwiz/index.toml
@@ -14,7 +14,7 @@ hash = "e2110d149bd79c6231b5ab3dc4012cb2cd20800043684cc7c41aa34ff92afd9f"
 
 [[files]]
 file = "config/slightguimodifications/cts.groovy"
-hash = "eda46dcfec68e1e642522bd72c12fc9e84f5b3bcdc5d09f5aeb3e2c75b5fb00f"
+hash = "f4b4d906d5c1a4cd47ee2fa52c984a006959941491bfc4ccd5055820d10e253f"
 
 [[files]]
 file = "config/yosbr/config/capes.json5"
@@ -22,7 +22,11 @@ hash = "94f7fc7719381bc6e474b6df30840d2aab0e8c4ed80d2f6191cf1b5b7d92be3f"
 
 [[files]]
 file = "config/yosbr/config/cullleaves.json"
-hash = "014dc67623c4e871b26ad8b58477897bb61f478445b4a9c1c89d9c3e545ace8c"
+hash = "6ba25b17d218c13aecd7773fb0dd9f01783997854cc7123891e526e82490662e"
+
+[[files]]
+file = "config/yosbr/config/custom-fog.json"
+hash = "e414b012ed6dc2608360368b96afbe809db7e726ed672963a998237869a15715"
 
 [[files]]
 file = "config/yosbr/config/iris.properties"
@@ -50,12 +54,12 @@ hash = "6439af00e7aae2efe5bba1aad426bb1cf2fed9515877589b5360470171612a6e"
 
 [[files]]
 file = "mods/antighost.toml"
-hash = "98b2b6d1723ed8c9518da3a64143e769124086167a438897275ee0f442264fb1"
+hash = "5db5823578bbc8f2d1389439e42d13fe2254b2833f5784d07d833b806df2fc4c"
 metafile = true
 
 [[files]]
 file = "mods/architectury-fabric.toml"
-hash = "51155b335428e1c5c3228f31d39b6d9747b2ade4384c82892d77935b151cd05b"
+hash = "49927e01c6a766f58e66f4284e299000b42d414237089d25c008ebd88c92eb9f"
 metafile = true
 
 [[files]]
@@ -88,6 +92,11 @@ file = "mods/cull-leaves.toml"
 hash = "2a6f497eef785ffc2a377c12d1d20d5d6e18ed77db44c69eb597a34dbf364e9e"
 metafile = true
 
+[[files]]
+file = "mods/custom-fog.toml"
+hash = "e8a43dcad6edfe204d746857534cf96cb8f99a79efd43484f543d171a7971929"
+metafile = true
+
 [[files]]
 file = "mods/dynamic-fps.toml"
 hash = "f915765486759e4bc9b79ce05ae94074c346d82bb485bfeb1585578e68cddd3a"
@@ -95,12 +104,12 @@ metafile = true
 
 [[files]]
 file = "mods/entityculling.toml"
-hash = "d62c6d82f5b8aab87eba0b605f5c7427e92b1bf9ebe3e5f122c6c94dc8250d35"
+hash = "729ed8c7252a48b332b7b701eddf9737b6844662fa9d6a442cd2d1d36d41257d"
 metafile = true
 
 [[files]]
 file = "mods/fabric-api.toml"
-hash = "554697bd6e752c802bc906bbc35757b4584aed867533e112f4f3ad0ed8b835ba"
+hash = "88d9cd5b2bf1d1d0d9b9f974df0c15033ff526c318f42118225214ea09bb1d9c"
 metafile = true
 
 [[files]]
@@ -123,6 +132,10 @@ file = "mods/ferritecore-fabric.toml"
 hash = "10c88c45c2759a2b33a072de8336a39f7ef16b23a1c5d1ae30ae484ff6490b12"
 metafile = true
 
+[[files]]
+file = "mods/hydrogen-fabric-mc1.17-0.3.jar"
+hash = "213bea354307bbd0cba43a3b56160dc2d49a7970e18690f52c84446fa6cf1cdd"
+
 [[files]]
 file = "mods/hydrogen.toml"
 hash = "8c567c4bdc98f31981a86b309d43b6352c64ca595005e6d2730a55ff641e77f7"
@@ -175,7 +188,7 @@ metafile = true
 
 [[files]]
 file = "mods/wi-zoom.toml"
-hash = "649d9077a6398579477812241b37f427b918d1159a5c31303db183f789cdf0a1"
+hash = "acc7a3d78125c57ebef774099e7dadae8b9249032b030c598569377f10fe4384"
 metafile = true
 
 [[files]]
diff --git a/Packwiz/mods/antighost.toml b/Packwiz/mods/antighost.toml
index 5555f3522..ba4d469cf 100644
--- a/Packwiz/mods/antighost.toml
+++ b/Packwiz/mods/antighost.toml
@@ -1,14 +1,14 @@
 name = "AntiGhost"
-filename = "antighost-1.17-fabric0.34.9-1.1.4.jar"
+filename = "antighost-1.17.1-fabric0.36.1-1.1.4.jar"
 side = "both"
 
 [download]
-url = "https://edge.forgecdn.net/files/3343/876/antighost-1.17-fabric0.34.9-1.1.4.jar"
+url = "https://edge.forgecdn.net/files/3379/961/antighost-1.17.1-fabric0.36.1-1.1.4.jar"
 hash-format = "murmur2"
-hash = "1346140832"
+hash = "685313541"
 
 [update]
 [update.curseforge]
-file-id = 3343876
+file-id = 3379961
 project-id = 273279
 release-channel = "beta"
diff --git a/Packwiz/mods/architectury-fabric.toml b/Packwiz/mods/architectury-fabric.toml
index 92325f6e3..a8efe2a30 100644
--- a/Packwiz/mods/architectury-fabric.toml
+++ b/Packwiz/mods/architectury-fabric.toml
@@ -1,14 +1,14 @@
 name = "Architectury API (Fabric)"
-filename = "architectury-2.1.20-fabric.jar"
+filename = "architectury-2.2.21-fabric.jar"
 side = "both"
 
 [download]
-url = "https://edge.forgecdn.net/files/3376/69/architectury-2.1.20-fabric.jar"
+url = "https://edge.forgecdn.net/files/3385/669/architectury-2.2.21-fabric.jar"
 hash-format = "murmur2"
-hash = "4292595446"
+hash = "444399749"
 
 [update]
 [update.curseforge]
-file-id = 3376069
+file-id = 3385669
 project-id = 419697
 release-channel = "beta"
diff --git a/Packwiz/mods/custom-fog.toml b/Packwiz/mods/custom-fog.toml
new file mode 100644
index 000000000..73f546c3a
--- /dev/null
+++ b/Packwiz/mods/custom-fog.toml
@@ -0,0 +1,14 @@
+name = "Custom Fog"
+filename = "custom-fog-1.6.0.jar"
+side = "both"
+
+[download]
+url = "https://edge.forgecdn.net/files/3383/929/custom-fog-1.6.0.jar"
+hash-format = "murmur2"
+hash = "4119009938"
+
+[update]
+[update.curseforge]
+file-id = 3383929
+project-id = 398774
+release-channel = "beta"
diff --git a/Packwiz/mods/entityculling.toml b/Packwiz/mods/entityculling.toml
index 34c00c99f..cf2bc2346 100644
--- a/Packwiz/mods/entityculling.toml
+++ b/Packwiz/mods/entityculling.toml
@@ -1,14 +1,14 @@
 name = "Entity Culling Fabric/Forge"
-filename = "EntityCulling-Fabric-1.3.2.jar"
+filename = "EntityCulling-Fabric-1.3.3.jar"
 side = "both"
 
 [download]
-url = "https://edge.forgecdn.net/files/3383/12/EntityCulling-Fabric-1.3.2.jar"
+url = "https://edge.forgecdn.net/files/3388/827/EntityCulling-Fabric-1.3.3.jar"
 hash-format = "murmur2"
-hash = "4174755876"
+hash = "3251325506"
 
 [update]
 [update.curseforge]
-file-id = 3383012
+file-id = 3388827
 project-id = 448233
 release-channel = "beta"
diff --git a/Packwiz/mods/fabric-api.toml b/Packwiz/mods/fabric-api.toml
index 4338a6967..ce2cf705d 100644
--- a/Packwiz/mods/fabric-api.toml
+++ b/Packwiz/mods/fabric-api.toml
@@ -1,14 +1,14 @@
 name = "Fabric API"
-filename = "fabric-api-0.36.1+1.17.jar"
+filename = "fabric-api-0.37.0+1.17.jar"
 side = "both"
 
 [download]
-url = "https://edge.forgecdn.net/files/3377/591/fabric-api-0.36.1+1.17.jar"
+url = "https://edge.forgecdn.net/files/3386/484/fabric-api-0.37.0+1.17.jar"
 hash-format = "murmur2"
-hash = "37843086"
+hash = "998700929"
 
 [update]
 [update.curseforge]
-file-id = 3377591
+file-id = 3386484
 project-id = 306612
 release-channel = "beta"
diff --git a/Packwiz/mods/wi-zoom.toml b/Packwiz/mods/wi-zoom.toml
index af1018a6c..8c71b8ca4 100644
--- a/Packwiz/mods/wi-zoom.toml
+++ b/Packwiz/mods/wi-zoom.toml
@@ -1,14 +1,14 @@
 name = "WI Zoom"
-filename = "WI-Zoom-1.3-MC1.17.jar"
+filename = "WI-Zoom-1.3-MC1.17.1.jar"
 side = "both"
 
 [download]
-url = "https://edge.forgecdn.net/files/3343/659/WI-Zoom-1.3-MC1.17.jar"
+url = "https://edge.forgecdn.net/files/3379/128/WI-Zoom-1.3-MC1.17.1.jar"
 hash-format = "murmur2"
-hash = "646205656"
+hash = "2597724315"
 
 [update]
 [update.curseforge]
-file-id = 3343659
+file-id = 3379128
 project-id = 349630
 release-channel = "beta"
diff --git a/Packwiz/pack.toml b/Packwiz/pack.toml
index 1fd18883f..4bdbc226e 100644
--- a/Packwiz/pack.toml
+++ b/Packwiz/pack.toml
@@ -3,7 +3,7 @@ name = "Fabulously Optimized"
 [index]
 file = "index.toml"
 hash-format = "sha256"
-hash = "81e72e4dcb9376189950e7c958f38bbb120daca8246e1bde735b8d6b4271a522"
+hash = "5715e36625150ce4ccb8ebb5ce66978498fa06daaf9dca0db8ef2988598dc31d"
 
 [versions]
 fabric = "0.11.6"