diff --git a/utils/webassembly/sdkroot/README.md b/utils/webassembly/sdkroot/README.md
deleted file mode 100644
index db8048d2a504d..0000000000000
--- a/utils/webassembly/sdkroot/README.md
+++ /dev/null
@@ -1,87 +0,0 @@
-SwiftWasm: Getting started
-==========================
-
-Thank you for trying SwiftWasm! Here's how to get started.
-
-Please visit our website at https://swiftwasm.org for the latest updates.
-
-
-Install dependencies
-====================
-
-Before running SwiftWasm, you will need to install some dependencies.
-
-Ubuntu:
-
-```
-sudo apt-get install libatomic1
-```
-
-macOS:
-
-(No dependencies needed.)
-
-Windows:
-
-Install Windows Subsystem for Linux, then follow the Ubuntu instructions.
-
-
-
-
-Compile SwiftWasm
-=================
-
-Run
-
-```
-./swiftwasm example/hello.swift hello.wasm
-```
-
-To compile example/hello.swift to hello.wasm.
-
-
-
-
-Running Wasm files
-==================
-
-To run the resulting hello.wasm file:
-
-- Visit https://swiftwasm.org/polyfill/
-- select "Browse", and choose the hello.wasm file
-- you should get output in the textbox.
-
-This polyfill should work in Firefox 66, Chrome 74, and Safari 12.1.
-
-You can also run the file outside a browser with:
-
-- Wasmtime https://github.com/CraneStation/wasmtime
-- Lucet https://github.com/swiftwasm/lucet/tree/swiftwasm
-- or any other WASI-compatible WebAssembly runtime.
-
-
-
-
-Questions and support
-=====================
-
-If you have any questions, please open an issue on
-
-https://github.com/swiftwasm/swift
-
-
-
-Third-party licenses
-====================
-
-This package contains components with their own license requirements.
-
-Swift compiler: https://github.com/apple/swift/blob/master/LICENSE.txt
-
-LLVM/Clang: https://github.com/llvm/llvm-project/blob/master/lld/LICENSE.TXT
-
-WASI sysroot: https://github.com/CraneStation/wasi-sysroot/blob/master/LICENSE
-
-ICU: https://github.com/unicode-org/icu/blob/master/icu4c/LICENSE
-
-WASI polyfill: https://github.com/CraneStation/wasmtime/blob/master/wasmtime-wasi/LICENSE
diff --git a/utils/webassembly/sdkroot/example/hello.swift b/utils/webassembly/sdkroot/example/hello.swift
deleted file mode 100644
index e61506705879c..0000000000000
--- a/utils/webassembly/sdkroot/example/hello.swift
+++ /dev/null
@@ -1 +0,0 @@
-print("Hello, 🌐!")
diff --git a/utils/webassembly/sdkroot/extra_utils/generateModulemap.sh b/utils/webassembly/sdkroot/extra_utils/generateModulemap.sh
deleted file mode 100755
index 940e5a413339b..0000000000000
--- a/utils/webassembly/sdkroot/extra_utils/generateModulemap.sh
+++ /dev/null
@@ -1,2 +0,0 @@
-#!/bin/sh
-exec sed -e "s@\"/include@\"$1/include@g" "$(dirname $0)/glibc.modulemap"
diff --git a/utils/webassembly/sdkroot/swiftwasm b/utils/webassembly/sdkroot/swiftwasm
deleted file mode 100755
index 278ce7dbc256a..0000000000000
--- a/utils/webassembly/sdkroot/swiftwasm
+++ /dev/null
@@ -1,40 +0,0 @@
-#!/bin/bash
-set -e
-
-if [ "$#" -lt 2 ]
-then
-	echo "usage: swiftwasm file1.swift file2.swift.... output.wasm"
-	exit 1
-fi
-sdk="$(dirname $0)"
-tmpobj="$(mktemp -t swiftwasm-XXXXXXXX)"
-outputfile="${@: -1}"
-if [[ "$outputfile" != *.wasm ]]
-then
-	echo "output should end in .wasm"
-	exit 1
-fi
-sysroot="$(dirname $0)/wasi-sdk/share/sysroot"
-abssysroot="$(cd "$(dirname "$sysroot")" && pwd)/$(basename "$sysroot")"
-
-"$sdk/extra_utils/generateModulemap.sh" "$abssysroot" >"$sdk/opt/swiftwasm-sdk/lib/swift/wasi/wasm32/glibc.modulemap"
-
-"$sdk/opt/swiftwasm-sdk/bin/swiftc" -target wasm32-unknown-unknown-wasi \
-	-sdk "$sysroot" -O -c \
-	-o "$tmpobj" \
-	"${@:1:$#-1}"
-"$sdk/wasi-sdk/bin/wasm-ld" --error-limit=0 -o "$outputfile" \
-	"$sysroot/lib/wasm32-wasi/crt1.o" \
-	"$sdk/opt/swiftwasm-sdk/lib/swift_static/wasi/wasm32/swiftrt.o" \
-	"$tmpobj" \
-	"-L$sdk/opt/swiftwasm-sdk/lib/swift_static/wasi" \
-	"-L$sysroot/lib/wasm32-wasi" \
-	"-L$sdk/icu_out/lib" \
-	-lswiftCore \
-	-lc -lc++ -lc++abi -lswiftImageInspectionShared \
-	-licuuc -licudata \
-	"$sdk/wasi-sdk/lib/clang/9.0.0/lib/wasi/libclang_rt.builtins-wasm32.a" \
-	"$sdk/extra_objs/fakepthread.o" \
-	--no-gc-sections \
-	--no-threads
-rm "$tmpobj"