diff --git a/e2e/nodejs_host/BUILD.bazel b/e2e/nodejs_host/BUILD.bazel
index c158d7ff5f..243ef126ba 100644
--- a/e2e/nodejs_host/BUILD.bazel
+++ b/e2e/nodejs_host/BUILD.bazel
@@ -20,6 +20,7 @@
         "nodejs",
         "node16",
         "node16_nvmrc",
+        "node17_custom",
     ]
 ]
 
@@ -64,5 +65,7 @@
         ("node16", "npx", []),
         ("node16_nvmrc", "npm", []),
         ("node16_nvmrc", "npx", []),
+        ("node17_custom", "npm", []),
+        ("node17_custom", "npx", []),
     ]
 ]
diff --git a/e2e/nodejs_host/MODULE.bazel b/e2e/nodejs_host/MODULE.bazel
index 32ce136a7a..439f8e41c1 100644
--- a/e2e/nodejs_host/MODULE.bazel
+++ b/e2e/nodejs_host/MODULE.bazel
@@ -20,6 +20,20 @@ node.toolchain(
     name = "node16_nvmrc",
     node_version_from_nvmrc = "//:.nvmrc",
 )
+node.toolchain(
+    name = "node17_custom",
+    node_repositories = {
+        "17.0.1.custom-darwin_arm64": ("node-v17.0.1-darwin-arm64.tar.gz", "node-v17.0.1-darwin-arm64", "b49c65be9112f7e5de4e39f4f01e541ee73b3d28d3e2bbd3ea85a86952d0dc2d"),
+        "17.0.1.custom-darwin_amd64": ("node-v17.0.1-darwin-x64.tar.gz", "node-v17.0.1-darwin-x64", "0dfe6f904f3f20652e3d34c60885b790603f120d5d51a53031355827a4eaf6a9"),
+        "17.0.1.custom-linux_arm64": ("node-v17.0.1-linux-arm64.tar.xz", "node-v17.0.1-linux-arm64", "6cbd83ba5778a1af740a152839026cbd068610ec6e5ebf67739e546eba426171"),
+        "17.0.1.custom-linux_ppc64le": ("node-v17.0.1-linux-ppc64le.tar.xz", "node-v17.0.1-linux-ppc64le", "3f5665b92bce8c81caf35d1b0e10f59594499c8e5afeb8a12e101dd7dc62e6ed"),
+        "17.0.1.custom-linux_s390x": ("node-v17.0.1-linux-s390x.tar.xz", "node-v17.0.1-linux-s390x", "df8c44e3f10c14924a2b78530a6dd9e08557bc6694bc6342f18cd4fbdca30dfb"),
+        "17.0.1.custom-linux_amd64": ("node-v17.0.1-linux-x64.tar.xz", "node-v17.0.1-linux-x64", "30484910d6a25c96902f329c1fdfb753ddff9bf8c65a6e5ec5c818bac8135953"),
+        "17.0.1.custom-windows_amd64": ("node-v17.0.1-win-x64.zip", "node-v17.0.1-win-x64", "0b644e2499018884027a0fe5e0e159a18acd33e500c63a89898ba687189f7337"),
+    },
+    node_urls = ["https://nodejs.org/dist/v17.0.1/{filename}"],
+    node_version = "17.0.1.custom",
+)
 
 # FIXME(6.0): a repo rule with name=foo should create a repo named @foo, not @foo_toolchains
 use_repo(
@@ -38,6 +52,13 @@ use_repo(
     "node16_nvmrc_windows_amd64",
     "node16_toolchains",
     "node16_windows_amd64",
+    "node17_custom",
+    "node17_custom_darwin_amd64",
+    "node17_custom_darwin_arm64",
+    "node17_custom_linux_amd64",
+    "node17_custom_linux_arm64",
+    "node17_custom_toolchains",
+    "node17_custom_windows_amd64",
     "nodejs",
     "nodejs_darwin_amd64",
     "nodejs_darwin_arm64",
diff --git a/e2e/nodejs_host/WORKSPACE.bazel b/e2e/nodejs_host/WORKSPACE.bazel
index 734048290d..095b315ce8 100644
--- a/e2e/nodejs_host/WORKSPACE.bazel
+++ b/e2e/nodejs_host/WORKSPACE.bazel
@@ -21,6 +21,21 @@ nodejs_register_toolchains(
     node_version_from_nvmrc = "//:.nvmrc",
 )
 
+nodejs_register_toolchains(
+    name = "node17_custom",
+    node_repositories = {
+        "17.0.1.custom-darwin_arm64": ("node-v17.0.1-darwin-arm64.tar.gz", "node-v17.0.1-darwin-arm64", "b49c65be9112f7e5de4e39f4f01e541ee73b3d28d3e2bbd3ea85a86952d0dc2d"),
+        "17.0.1.custom-darwin_amd64": ("node-v17.0.1-darwin-x64.tar.gz", "node-v17.0.1-darwin-x64", "0dfe6f904f3f20652e3d34c60885b790603f120d5d51a53031355827a4eaf6a9"),
+        "17.0.1.custom-linux_arm64": ("node-v17.0.1-linux-arm64.tar.xz", "node-v17.0.1-linux-arm64", "6cbd83ba5778a1af740a152839026cbd068610ec6e5ebf67739e546eba426171"),
+        "17.0.1.custom-linux_ppc64le": ("node-v17.0.1-linux-ppc64le.tar.xz", "node-v17.0.1-linux-ppc64le", "3f5665b92bce8c81caf35d1b0e10f59594499c8e5afeb8a12e101dd7dc62e6ed"),
+        "17.0.1.custom-linux_s390x": ("node-v17.0.1-linux-s390x.tar.xz", "node-v17.0.1-linux-s390x", "df8c44e3f10c14924a2b78530a6dd9e08557bc6694bc6342f18cd4fbdca30dfb"),
+        "17.0.1.custom-linux_amd64": ("node-v17.0.1-linux-x64.tar.xz", "node-v17.0.1-linux-x64", "30484910d6a25c96902f329c1fdfb753ddff9bf8c65a6e5ec5c818bac8135953"),
+        "17.0.1.custom-windows_amd64": ("node-v17.0.1-win-x64.zip", "node-v17.0.1-win-x64", "0b644e2499018884027a0fe5e0e159a18acd33e500c63a89898ba687189f7337"),
+    },
+    node_urls = ["https://nodejs.org/dist/v17.0.1/{filename}"],
+    node_version = "17.0.1.custom",
+)
+
 http_archive(
     name = "bazel_skylib",
     sha256 = "bc283cdfcd526a52c3201279cda4bc298652efa898b10b4db0837dc51652756f",
diff --git a/nodejs/extensions.bzl b/nodejs/extensions.bzl
index 10dd5c7b45..48589af8a6 100644
--- a/nodejs/extensions.bzl
+++ b/nodejs/extensions.bzl
@@ -49,6 +49,7 @@ def _toolchain_extension(module_ctx):
             node_version = v.node_version,
             node_version_from_nvmrc = v.node_version_from_nvmrc,
             node_urls = v.node_urls,
+            node_repositories = v.node_repositories,
             include_headers = v.include_headers,
             register = False,
         )
@@ -84,6 +85,15 @@ This setting creates a dependency on a c++ toolchain.
  """,
         default = [DEFAULT_NODE_URL],
     ),
+    "node_repositories": attr.string_list_dict(
+        doc = """Custom list of node repositories to use
+
+A dictionary mapping Node.js versions to sets of hosts and their corresponding (filename, strip_prefix, sha256) tuples.
+You should list a node binary for every platform users have, likely Mac, Windows, and Linux.
+
+By default, if this attribute has no items, we'll use a list of all public Node.js releases.
+""",
+    ),
 }
 
 node = module_extension(