diff --git a/src/aria/BUILD.bazel b/src/aria/BUILD.bazel
index 39343a966e93..77857eb7dddc 100644
--- a/src/aria/BUILD.bazel
+++ b/src/aria/BUILD.bazel
@@ -1,3 +1,4 @@
+load("@aspect_bazel_lib//lib:copy_to_directory.bzl", "copy_to_directory")
 load("@npm//:defs.bzl", "npm_link_all_packages")
 load("//src/aria:config.bzl", "ARIA_TARGETS")
 load("//tools:defaults.bzl", "ng_package", "ts_project")
@@ -19,9 +20,15 @@ ng_package(
     name = "npm_package",
     package_name = "@angular/aria",
     srcs = ["package.json"],
+    nested_packages = [
+        ":adev_assets",
+    ],
     package_deps = [
         ":node_modules/@angular/cdk",
     ],
+    replace_prefixes = {
+        "adev_assets/": "_adev_assets/",
+    },
     tags = ["release-package"],
     visibility = [
         "//:__pkg__",
@@ -31,3 +38,21 @@ ng_package(
     ],
     deps = ARIA_TARGETS,
 )
+
+copy_to_directory(
+    name = "adev_assets",
+    srcs = [
+        "//src/aria/accordion:json_api",
+        "//src/aria/combobox:json_api",
+        "//src/aria/grid:json_api",
+        "//src/aria/listbox:json_api",
+        "//src/aria/menu:json_api",
+        "//src/aria/radio-group:json_api",
+        "//src/aria/tabs:json_api",
+        "//src/aria/toolbar:json_api",
+        "//src/aria/tree:json_api",
+    ],
+    replace_prefixes = {
+        "**/": "",
+    },
+)
diff --git a/src/aria/accordion/BUILD.bazel b/src/aria/accordion/BUILD.bazel
index 8579c1da48fb..4dfd6a7a02d7 100644
--- a/src/aria/accordion/BUILD.bazel
+++ b/src/aria/accordion/BUILD.bazel
@@ -1,4 +1,5 @@
 load("//tools:defaults.bzl", "ng_project", "ng_web_test_suite")
+load("//tools/adev-api-extraction:extract_api_to_json.bzl", "extract_api_to_json")
 
 package(default_visibility = ["//visibility:public"])
 
@@ -35,3 +36,23 @@ ng_web_test_suite(
     name = "unit_tests",
     deps = [":unit_test_sources"],
 )
+
+filegroup(
+    name = "source-files",
+    srcs = glob(
+        ["**/*.ts"],
+        exclude = ["**/*.spec.ts"],
+    ),
+)
+
+extract_api_to_json(
+    name = "json_api",
+    srcs = [
+        ":source-files",
+    ],
+    entry_point = ":index.ts",
+    module_name = "@angular/aria/accordion",
+    output_name = "aria-accordion.json",
+    private_modules = [""],
+    repo = "angular/components",
+)
diff --git a/src/aria/combobox/BUILD.bazel b/src/aria/combobox/BUILD.bazel
index 0ef9e89059cb..c8c08f9e0d2c 100644
--- a/src/aria/combobox/BUILD.bazel
+++ b/src/aria/combobox/BUILD.bazel
@@ -1,4 +1,5 @@
 load("//tools:defaults.bzl", "ng_project", "ng_web_test_suite", "ts_project")
+load("//tools/adev-api-extraction:extract_api_to_json.bzl", "extract_api_to_json")
 
 package(default_visibility = ["//visibility:public"])
 
@@ -39,3 +40,23 @@ ng_web_test_suite(
     name = "unit_tests",
     deps = [":unit_test_sources"],
 )
+
+filegroup(
+    name = "source-files",
+    srcs = glob(
+        ["**/*.ts"],
+        exclude = ["**/*.spec.ts"],
+    ),
+)
+
+extract_api_to_json(
+    name = "json_api",
+    srcs = [
+        ":source-files",
+    ],
+    entry_point = ":index.ts",
+    module_name = "@angular/aria/combobox",
+    output_name = "aria-combobox.json",
+    private_modules = [""],
+    repo = "angular/components",
+)
diff --git a/src/aria/grid/BUILD.bazel b/src/aria/grid/BUILD.bazel
index c179384f1a9f..74178f164af9 100644
--- a/src/aria/grid/BUILD.bazel
+++ b/src/aria/grid/BUILD.bazel
@@ -1,4 +1,5 @@
 load("//tools:defaults.bzl", "ng_project")
+load("//tools/adev-api-extraction:extract_api_to_json.bzl", "extract_api_to_json")
 
 package(default_visibility = ["//visibility:public"])
 
@@ -16,3 +17,23 @@ ng_project(
         "//src/cdk/bidi",
     ],
 )
+
+filegroup(
+    name = "source-files",
+    srcs = glob(
+        ["**/*.ts"],
+        exclude = ["**/*.spec.ts"],
+    ),
+)
+
+extract_api_to_json(
+    name = "json_api",
+    srcs = [
+        ":source-files",
+    ],
+    entry_point = ":index.ts",
+    module_name = "@angular/aria/grid",
+    output_name = "aria-grid.json",
+    private_modules = [""],
+    repo = "angular/components",
+)
diff --git a/src/aria/listbox/BUILD.bazel b/src/aria/listbox/BUILD.bazel
index 338083101e01..f45a26819303 100644
--- a/src/aria/listbox/BUILD.bazel
+++ b/src/aria/listbox/BUILD.bazel
@@ -1,4 +1,5 @@
 load("//tools:defaults.bzl", "ng_project", "ng_web_test_suite")
+load("//tools/adev-api-extraction:extract_api_to_json.bzl", "extract_api_to_json")
 
 package(default_visibility = ["//visibility:public"])
 
@@ -37,3 +38,23 @@ ng_web_test_suite(
     name = "unit_tests",
     deps = [":unit_test_sources"],
 )
+
+filegroup(
+    name = "source-files",
+    srcs = glob(
+        ["**/*.ts"],
+        exclude = ["**/*.spec.ts"],
+    ),
+)
+
+extract_api_to_json(
+    name = "json_api",
+    srcs = [
+        ":source-files",
+    ],
+    entry_point = ":index.ts",
+    module_name = "@angular/aria/listbox",
+    output_name = "aria-listbox.json",
+    private_modules = [""],
+    repo = "angular/components",
+)
diff --git a/src/aria/menu/BUILD.bazel b/src/aria/menu/BUILD.bazel
index c12565a9ce87..8d77abf0b0e3 100644
--- a/src/aria/menu/BUILD.bazel
+++ b/src/aria/menu/BUILD.bazel
@@ -1,4 +1,5 @@
 load("//tools:defaults.bzl", "ng_project", "ng_web_test_suite")
+load("//tools/adev-api-extraction:extract_api_to_json.bzl", "extract_api_to_json")
 
 package(default_visibility = ["//visibility:public"])
 
@@ -36,3 +37,23 @@ ng_web_test_suite(
     name = "unit_tests",
     deps = [":unit_test_sources"],
 )
+
+filegroup(
+    name = "source-files",
+    srcs = glob(
+        ["**/*.ts"],
+        exclude = ["**/*.spec.ts"],
+    ),
+)
+
+extract_api_to_json(
+    name = "json_api",
+    srcs = [
+        ":source-files",
+    ],
+    entry_point = ":index.ts",
+    module_name = "@angular/aria/menu",
+    output_name = "aria-menu.json",
+    private_modules = [""],
+    repo = "angular/components",
+)
diff --git a/src/aria/radio-group/BUILD.bazel b/src/aria/radio-group/BUILD.bazel
index fab6b3e0f17c..c12f3a486eb5 100644
--- a/src/aria/radio-group/BUILD.bazel
+++ b/src/aria/radio-group/BUILD.bazel
@@ -1,4 +1,5 @@
 load("//tools:defaults.bzl", "ng_project", "ng_web_test_suite")
+load("//tools/adev-api-extraction:extract_api_to_json.bzl", "extract_api_to_json")
 
 package(default_visibility = ["//visibility:public"])
 
@@ -36,3 +37,23 @@ ng_web_test_suite(
     name = "unit_tests",
     deps = [":unit_test_sources"],
 )
+
+filegroup(
+    name = "source-files",
+    srcs = glob(
+        ["**/*.ts"],
+        exclude = ["**/*.spec.ts"],
+    ),
+)
+
+extract_api_to_json(
+    name = "json_api",
+    srcs = [
+        ":source-files",
+    ],
+    entry_point = ":index.ts",
+    module_name = "@angular/aria/radio-group",
+    output_name = "aria-radio-group.json",
+    private_modules = [""],
+    repo = "angular/components",
+)
diff --git a/src/aria/tabs/BUILD.bazel b/src/aria/tabs/BUILD.bazel
index 1f95b0ff1403..4a2dacb16c84 100644
--- a/src/aria/tabs/BUILD.bazel
+++ b/src/aria/tabs/BUILD.bazel
@@ -1,4 +1,5 @@
 load("//tools:defaults.bzl", "ng_project", "ng_web_test_suite")
+load("//tools/adev-api-extraction:extract_api_to_json.bzl", "extract_api_to_json")
 
 package(default_visibility = ["//visibility:public"])
 
@@ -35,3 +36,23 @@ ng_web_test_suite(
     name = "unit_tests",
     deps = [":unit_test_sources"],
 )
+
+filegroup(
+    name = "source-files",
+    srcs = glob(
+        ["**/*.ts"],
+        exclude = ["**/*.spec.ts"],
+    ),
+)
+
+extract_api_to_json(
+    name = "json_api",
+    srcs = [
+        ":source-files",
+    ],
+    entry_point = ":index.ts",
+    module_name = "@angular/aria/tabs",
+    output_name = "aria-tabs.json",
+    private_modules = [""],
+    repo = "angular/components",
+)
diff --git a/src/aria/toolbar/BUILD.bazel b/src/aria/toolbar/BUILD.bazel
index febf8a84711f..5a9bebe48f6b 100644
--- a/src/aria/toolbar/BUILD.bazel
+++ b/src/aria/toolbar/BUILD.bazel
@@ -1,4 +1,5 @@
 load("//tools:defaults.bzl", "ng_project", "ng_web_test_suite", "ts_project")
+load("//tools/adev-api-extraction:extract_api_to_json.bzl", "extract_api_to_json")
 
 package(default_visibility = ["//visibility:public"])
 
@@ -34,3 +35,23 @@ ng_web_test_suite(
     name = "unit_tests",
     deps = [":unit_test_sources"],
 )
+
+filegroup(
+    name = "source-files",
+    srcs = glob(
+        ["**/*.ts"],
+        exclude = ["**/*.spec.ts"],
+    ),
+)
+
+extract_api_to_json(
+    name = "json_api",
+    srcs = [
+        ":source-files",
+    ],
+    entry_point = ":index.ts",
+    module_name = "@angular/aria/toolbar",
+    output_name = "aria-toolbar.json",
+    private_modules = [""],
+    repo = "angular/components",
+)
diff --git a/src/aria/tree/BUILD.bazel b/src/aria/tree/BUILD.bazel
index 0fc32bed7f00..11efe53785cf 100644
--- a/src/aria/tree/BUILD.bazel
+++ b/src/aria/tree/BUILD.bazel
@@ -1,4 +1,5 @@
 load("//tools:defaults.bzl", "ng_project", "ng_web_test_suite")
+load("//tools/adev-api-extraction:extract_api_to_json.bzl", "extract_api_to_json")
 
 package(default_visibility = ["//visibility:public"])
 
@@ -37,3 +38,23 @@ ng_web_test_suite(
     name = "unit_tests",
     deps = [":unit_test_sources"],
 )
+
+filegroup(
+    name = "source-files",
+    srcs = glob(
+        ["**/*.ts"],
+        exclude = ["**/*.spec.ts"],
+    ),
+)
+
+extract_api_to_json(
+    name = "json_api",
+    srcs = [
+        ":source-files",
+    ],
+    entry_point = ":index.ts",
+    module_name = "@angular/aria/tree",
+    output_name = "aria-tree.json",
+    private_modules = [""],
+    repo = "angular/components",
+)