diff --git a/.gitmodules b/.gitmodules
index e9a27958..1f0d4762 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -22,14 +22,6 @@
 	path = deps/mongoose
 	url = https://github.com/cesanta/mongoose.git
 	branch = master
-[submodule "deps/fmt"]
-	path = deps/fmt
-	url = https://github.com/fmtlib/fmt.git
-	branch = master
-[submodule "deps/Wink-Signals"]
-	path = deps/Wink-Signals
-	url = https://github.com/miguelmartin75/Wink-Signals.git
-	branch = master
 [submodule "deps/bitmrc"]
 	path = deps/bitmrc
 	url = git@github.com:iw4x-dev-urandom/BitMRC.git
diff --git a/deps/Wink-Signals b/deps/Wink-Signals
deleted file mode 160000
index 3ec051c1..00000000
--- a/deps/Wink-Signals
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 3ec051c1efa4e09cf6508a902e296a95352cebb9
diff --git a/deps/fmt b/deps/fmt
deleted file mode 160000
index e0251fdc..00000000
--- a/deps/fmt
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit e0251fdcefcde75641ba359d535438691be8e1eb
diff --git a/premake/fmt.lua b/premake/fmt.lua
deleted file mode 100644
index a7965277..00000000
--- a/premake/fmt.lua
+++ /dev/null
@@ -1,44 +0,0 @@
-fmt = {
-	settings = nil
-}
-
-function fmt.setup(settings)
-	if not settings.source then error("Missing source.") end
-
-	fmt.settings = settings
-end
-
-function fmt.import()
-	if not fmt.settings then error("Run fmt.setup first") end
-
-	links { "fmt" }
-	fmt.includes()
-end
-
-function fmt.includes()
-	if not fmt.settings then error("Run fmt.setup first") end
-
-	includedirs { fmt.settings.source }
-end
-
-function fmt.project()
-	if not fmt.settings then error("Run fmt.setup first") end
-
-	project "fmt"
-		language "C++"
-
-		fmt.includes()
-
-		files
-		{
-			path.join(fmt.settings.source, "fmt/*.cc"),
-			path.join(fmt.settings.source, "fmt/*.h"),
-		}
-
-		-- not our code, ignore POSIX usage warnings for now
-		warnings "Off"
-
-		defines { "_LIB" }
-		removedefines { "_USRDLL", "_DLL" }
-		kind "StaticLib"
-end
diff --git a/premake/winksignals.lua b/premake/winksignals.lua
deleted file mode 100644
index f8ba41e6..00000000
--- a/premake/winksignals.lua
+++ /dev/null
@@ -1,27 +0,0 @@
-winksignals = {
-	settings = nil,
-}
-
-function winksignals.setup(settings)
-	if not settings.source then error("Missing source.") end
-
-	winksignals.settings = settings
-end
-
-function winksignals.import()
-	if not winksignals.settings then error("Run winksignals.setup first") end
-
-	winksignals.includes()
-end
-
-function winksignals.includes()
-	if not winksignals.settings then error("Run winksignals.setup first") end
-
-	includedirs { winksignals.settings.source }
-end
-
-function winksignals.project()
-	if not winksignals.settings then error("Run winksignals.setup first") end
-
-	-- Wink-Signals is header-only, so no project files needed for this
-end
diff --git a/premake5.lua b/premake5.lua
index c7e774ff..6dcad54f 100644
--- a/premake5.lua
+++ b/premake5.lua
@@ -190,7 +190,6 @@ depsBasePath = "./deps"
 
 require "premake/base128"
 require "premake/bitmrc"
-require "premake/fmt"
 require "premake/json11"
 require "premake/libcryptopp"
 require "premake/libtomcrypt"
@@ -199,7 +198,6 @@ require "premake/mongoose"
 require "premake/pdcurses"
 require "premake/protobuf"
 require "premake/sqlite3"
-require "premake/winksignals"
 require "premake/zlib"
 
 base128.setup
@@ -210,10 +208,6 @@ bitmrc.setup
 {
 	source = path.join(depsBasePath, "bitmrc"),
 }
-fmt.setup
-{
-	source = path.join(depsBasePath, "fmt"),
-}
 json11.setup
 {
 	source = path.join(depsBasePath, "json11"),
@@ -254,10 +248,6 @@ sqlite3.setup
 {
 	source = path.join(depsBasePath, "bitmrc/windows/sqlite3"),
 }
-winksignals.setup
-{
-	source = path.join(depsBasePath, "Wink-Signals"),
-}
 zlib.setup
 {
 	defines = {
@@ -365,14 +355,12 @@ workspace "iw4x"
 		if not _OPTIONS["disable-base128"] then
 			base128.import()
 		end
-		fmt.import()
 		json11.import()
 		libtomcrypt.import()
 		libtommath.import()
 		mongoose.import()
 		pdcurses.import()
 		protobuf.import()
-		winksignals.import()
 		zlib.import()
 
 		-- fix vpaths for protobuf sources
@@ -484,14 +472,12 @@ workspace "iw4x"
 		if not _OPTIONS["disable-base128"] then
 			base128.project()
 		end
-		fmt.project()
 		json11.project()
 		libtomcrypt.project()
 		libtommath.project()
 		mongoose.project()
 		pdcurses.project()
 		protobuf.project()
-		winksignals.project()
 		zlib.project()
 
 rule "ProtobufCompiler"