diff --git a/plugins/search-react/src/alpha/extensions.test.tsx b/plugins/search-react/src/alpha/extensions.test.tsx
deleted file mode 100644
index 5194fadd1c..0000000000
--- a/plugins/search-react/src/alpha/extensions.test.tsx
+++ /dev/null
@@ -1,171 +0,0 @@
-/*
- * Copyright 2023 The Backstage Authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import {
-  createExtensionInput,
-  createPageExtension,
-  createSchemaFromZod,
-} from '@backstage/frontend-plugin-api';
-import { createExtensionTester } from '@backstage/frontend-test-utils';
-import { SearchResult } from '@backstage/plugin-search-common';
-import { screen } from '@testing-library/react';
-import React from 'react';
-import { createSearchResultListItemExtension } from './extensions';
-import { BaseSearchResultListItemProps } from './blueprints';
-
-describe('createSearchResultListItemExtension', () => {
-  it('Should use the correct result component', async () => {
-    type TechDocsSearchResultListItemProps = BaseSearchResultListItemProps<{
-      lineClamp: number;
-    }>;
-    const TechDocsSearchResultItemComponent = (
-      props: TechDocsSearchResultListItemProps,
-    ) => (
-      <div>
-        TechDocs - Rank: {props.rank} - Line clamp: {props.lineClamp}
-      </div>
-    );
-
-    const TechDocsSearchResultItemExtension =
-      createSearchResultListItemExtension({
-        namespace: 'techdocs',
-        configSchema: createSchemaFromZod(z =>
-          z
-            .object({
-              noTrack: z.boolean().default(true),
-              lineClamp: z.number().default(5),
-            })
-            .default({}),
-        ),
-        predicate: result => result.type === 'techdocs',
-        component:
-          async ({ config }) =>
-          props =>
-            <TechDocsSearchResultItemComponent {...props} {...config} />,
-      });
-
-    const ExploreSearchResultItemComponent = (
-      props: BaseSearchResultListItemProps,
-    ) => <div>Explore - Rank: {props.rank}</div>;
-
-    const ExploreSearchResultItemExtension =
-      createSearchResultListItemExtension({
-        namespace: 'explore',
-        predicate: result => result.type === 'explore',
-        component: async () => ExploreSearchResultItemComponent,
-      });
-
-    const SearchPageExtension = createPageExtension({
-      namespace: 'search',
-      defaultPath: '/',
-      inputs: {
-        items: createExtensionInput({
-          item: createSearchResultListItemExtension.itemDataRef,
-        }),
-      },
-      loader: async ({ inputs }) => {
-        const results = [
-          {
-            type: 'techdocs',
-            rank: 1,
-            document: {
-              title: 'Title1',
-              text: 'Text1',
-              location: '/location1',
-            },
-          },
-          {
-            type: 'explore',
-            rank: 2,
-            document: {
-              title: 'Title2',
-              text: 'Text2',
-              location: '/location2',
-            },
-          },
-          {
-            type: 'other',
-            rank: 3,
-            document: {
-              title: 'Title3',
-              text: 'Text3',
-              location: '/location3',
-            },
-          },
-        ];
-
-        const DefaultResultItem = (props: BaseSearchResultListItemProps) => (
-          <div>Default - Rank: {props.rank}</div>
-        );
-
-        const getResultItemComponent = (result: SearchResult) => {
-          const value = inputs.items.find(item =>
-            item?.output.item.predicate?.(result),
-          );
-          return value?.output.item.component ?? DefaultResultItem;
-        };
-
-        const Component = () => {
-          return (
-            <div>
-              <h1>Search Page</h1>
-              <ul>
-                {results.map((result, index) => {
-                  const SearchResultListItem = getResultItemComponent(result);
-                  return (
-                    <SearchResultListItem
-                      key={index}
-                      rank={result.rank}
-                      result={result.document}
-                    />
-                  );
-                })}
-              </ul>
-            </div>
-          );
-        };
-
-        return <Component />;
-      },
-    });
-
-    createExtensionTester(SearchPageExtension)
-      .add(TechDocsSearchResultItemExtension, {
-        // TODO(Rugvip): We need to make the config input type available for use here
-        config: {
-          lineClamp: 3,
-        } as any,
-      })
-      .add(ExploreSearchResultItemExtension)
-      .render();
-
-    expect(await screen.findByText(/Search Page/)).toBeInTheDocument();
-
-    expect(
-      await screen.findByText(/TechDocs - Rank: 1 - Line clamp: 3/, {
-        exact: false,
-      }),
-    ).toBeInTheDocument();
-
-    expect(
-      await screen.findByText(/Explore - Rank: 2/, { exact: false }),
-    ).toBeInTheDocument();
-
-    expect(
-      await screen.findByText(/Default - Rank: 3/, { exact: false }),
-    ).toBeInTheDocument();
-  });
-});
diff --git a/plugins/search-react/src/alpha/extensions.tsx b/plugins/search-react/src/alpha/extensions.tsx
deleted file mode 100644
index db09510a1e..0000000000
--- a/plugins/search-react/src/alpha/extensions.tsx
+++ /dev/null
@@ -1,133 +0,0 @@
-/*
- * Copyright 2023 The Backstage Authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import React, { lazy } from 'react';
-import {
-  ExtensionBoundary,
-  PortableSchema,
-  createExtension,
-  createSchemaFromZod,
-} from '@backstage/frontend-plugin-api';
-import {
-  SearchResultItemExtensionComponent,
-  SearchResultItemExtensionPredicate,
-} from './blueprints';
-import { SearchResultListItemExtension } from '../extensions';
-import { searchResultListItemDataRef } from './blueprints/types';
-
-/**
- * @alpha
- * @deprecated Use {@link SearchResultListItemBlueprint} instead
- */
-export type SearchResultItemExtensionOptions<
-  TConfig extends { noTrack?: boolean },
-> = {
-  /**
-   * The extension namespace.
-   */
-  namespace?: string;
-  /**
-   * The extension name.
-   */
-  name?: string;
-  /**
-   * The extension attachment point (e.g., search modal or page).
-   */
-  attachTo?: { id: string; input: string };
-  /**
-   * Optional extension config schema.
-   */
-  configSchema?: PortableSchema<TConfig>;
-  /**
-   * The extension component.
-   */
-  component: (options: {
-    config: TConfig;
-  }) => Promise<SearchResultItemExtensionComponent>;
-  /**
-   * When an extension defines a predicate, it returns true if the result should be rendered by that extension.
-   * Defaults to a predicate that returns true, which means it renders all sorts of results.
-   */
-  predicate?: SearchResultItemExtensionPredicate;
-};
-
-/**
- * Creates items for the search result list.
- *
- * @alpha
- * @deprecated Use {@link SearchResultListItemBlueprint} instead
- */
-export function createSearchResultListItemExtension<
-  TConfig extends { noTrack?: boolean },
->(options: SearchResultItemExtensionOptions<TConfig>) {
-  const configSchema =
-    'configSchema' in options
-      ? options.configSchema
-      : (createSchemaFromZod(z =>
-          z.object({
-            noTrack: z.boolean().default(false),
-          }),
-        ) as PortableSchema<TConfig>);
-
-  return createExtension({
-    kind: 'search-result-list-item',
-    namespace: options.namespace,
-    name: options.name,
-    attachTo: options.attachTo ?? {
-      id: 'page:search',
-      input: 'items',
-    },
-    configSchema,
-    output: {
-      item: createSearchResultListItemExtension.itemDataRef,
-    },
-    factory({ config, node }) {
-      const ExtensionComponent = lazy(() =>
-        options
-          .component({ config })
-          .then(component => ({ default: component })),
-      ) as unknown as SearchResultItemExtensionComponent;
-
-      return {
-        item: {
-          predicate: options.predicate,
-          component: props => (
-            <ExtensionBoundary node={node}>
-              <SearchResultListItemExtension
-                rank={props.rank}
-                result={props.result}
-                noTrack={config.noTrack}
-              >
-                <ExtensionComponent {...props} />
-              </SearchResultListItemExtension>
-            </ExtensionBoundary>
-          ),
-        },
-      };
-    },
-  });
-}
-
-/**
- * @alpha
- * @deprecated Use {@link SearchResultListItemBlueprint} instead
- */
-export namespace createSearchResultListItemExtension {
-  /**
-   * @deprecated Use {@link SearchResultListItemBlueprint#dataRefs.item}  instead
-   */
-  export const itemDataRef = searchResultListItemDataRef;
-}
diff --git a/plugins/search-react/src/alpha/index.ts b/plugins/search-react/src/alpha/index.ts
index 04026d629d..239ffa89dd 100644
--- a/plugins/search-react/src/alpha/index.ts
+++ b/plugins/search-react/src/alpha/index.ts
@@ -13,5 +13,4 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-export * from './extensions';
 export * from './blueprints';