diff --git a/packages/core/README.md b/packages/core/README.md
index ac8ced92bb..e43da2fe04 100644
--- a/packages/core/README.md
+++ b/packages/core/README.md
@@ -24,6 +24,7 @@ Outputs can be set with `setOutput` which makes them available to be mapped into
 const myInput = core.getInput('inputName', { required: true });
 const myBooleanInput = core.getBooleanInput('booleanInputName', { required: true });
 const myMultilineInput = core.getMultilineInput('multilineInputName', { required: true });
+const myListInput = core.getListInput('listInputName', { required: true });
 core.setOutput('outputKey', 'outputVal');
 ```
 
@@ -79,11 +80,11 @@ const core = require('@actions/core');
 const myInput = core.getInput('input');
 try {
   core.debug('Inside try block');
-  
+
   if (!myInput) {
     core.warning('myInput was not set');
   }
-  
+
   if (core.isDebug()) {
     // curl -v https://github.com
   } else {
@@ -119,7 +120,7 @@ const result = await core.group('Do something async', async () => {
 
 #### Annotations
 
-This library has 3 methods that will produce [annotations](https://docs.github.com/en/rest/reference/checks#create-a-check-run). 
+This library has 3 methods that will produce [annotations](https://docs.github.com/en/rest/reference/checks#create-a-check-run).
 ```js
 core.error('This is a bad error, action may still succeed though.')
 
@@ -132,9 +133,9 @@ These will surface to the UI in the Actions page and on Pull Requests. They look
 
 ![Annotations Image](../../docs/assets/annotations.png)
 
-These annotations can also be attached to particular lines and columns of your source files to show exactly where a problem is occuring. 
+These annotations can also be attached to particular lines and columns of your source files to show exactly where a problem is occuring.
 
-These options are: 
+These options are:
 ```typescript
 export interface AnnotationProperties {
   /**
@@ -281,12 +282,12 @@ In action's `main.ts`:
 ```js
 const core = require('@actions/core');
 async function getIDTokenAction(): Promise<void> {
-  
+
    const audience = core.getInput('audience', {required: false})
-   
+
    const id_token1 = await core.getIDToken()            // ID Token with default audience
    const id_token2 = await core.getIDToken(audience)    // ID token with custom audience
-   
+
    // this id_token can be used to get access token from third party cloud providers
 }
 getIDTokenAction()
@@ -298,13 +299,13 @@ In action's `actions.yml`:
 name: 'GetIDToken'
 description: 'Get ID token from Github OIDC provider'
 inputs:
-  audience:  
+  audience:
     description: 'Audience for which the ID token is intended for'
     required: false
 outputs:
-  id_token1: 
+  id_token1:
     description: 'ID token obtained from OIDC provider'
-  id_token2: 
+  id_token2:
     description: 'ID token obtained from OIDC provider'
 runs:
   using: 'node12'
@@ -483,4 +484,4 @@ core.summary.emptyBuffer()
 
 // Writes text in the buffer to the summary buffer file and empties the buffer, optionally overwriting all existing content in the summary file with buffer contents. Defaults to false.
 core.summary.write({overwrite: true})
-```
\ No newline at end of file
+```
diff --git a/packages/core/__tests__/core.test.ts b/packages/core/__tests__/core.test.ts
index 2928788d7f..1716d25ca4 100644
--- a/packages/core/__tests__/core.test.ts
+++ b/packages/core/__tests__/core.test.ts
@@ -294,6 +294,17 @@ describe('@actions/core', () => {
     ).toEqual(['  val1  ', '  val2  ', '  '])
   })
 
+  it('getListInput; separated by either comma or new line', () => {
+    expect(
+      core.getListInput(`
+        line 1,
+        line 2,
+
+        comma 1, comma 2,,
+      `)
+    ).toEqual(['line 1', 'line 2', 'comma 1', 'comma 2'])
+  })
+
   it('legacy setOutput produces the correct command', () => {
     core.setOutput('some output', 'some value')
     assertWriteCalls([
diff --git a/packages/core/src/core.ts b/packages/core/src/core.ts
index 0a1416937c..817f0caf43 100644
--- a/packages/core/src/core.ts
+++ b/packages/core/src/core.ts
@@ -160,6 +160,25 @@ export function getMultilineInput(
   return inputs.map(input => input.trim())
 }
 
+/**
+ * Gets the values of an list input (separated by comma or new lines). Each value is also trimmed.
+ *
+ * @param     name     name of the input to get
+ * @param     options  optional. See InputOptions.
+ * @returns   string[]
+ *
+ */
+export function getListInput(
+  name: string,
+  options?: InputOptions
+): string[] {
+  const inputs: string[] = getInput(name, options)
+    .split(/[\n,]+/)
+    .map(s => s.trim())
+    .filter(x => x !== '');
+  return inputs;
+}
+
 /**
  * Gets the input value of the boolean type in the YAML 1.2 "core schema" specification.
  * Support boolean input list: `true | True | TRUE | false | False | FALSE` .