diff --git a/packages/artifact/package-lock.json b/packages/artifact/package-lock.json
index 90c4bd6f..90338dff 100644
--- a/packages/artifact/package-lock.json
+++ b/packages/artifact/package-lock.json
@@ -20,7 +20,8 @@
         "archiver": "^5.3.1",
         "crypto": "^1.0.1",
         "jwt-decode": "^3.1.2",
-        "twirp-ts": "^2.5.0"
+        "twirp-ts": "^2.5.0",
+        "unzipper": "^0.10.14"
       },
       "devDependencies": {
         "@types/archiver": "^5.3.2",
@@ -543,6 +544,26 @@
       "resolved": "https://registry.npmjs.org/before-after-hook/-/before-after-hook-2.2.3.tgz",
       "integrity": "sha512-NzUnlZexiaH/46WDhANlyR2bXRopNg4F/zuSA3OpZnllCUgRaOF2znDioDWrmbNVsuZk6l9pMquQB38cfBZwkQ=="
     },
+    "node_modules/big-integer": {
+      "version": "1.6.51",
+      "resolved": "https://registry.npmjs.org/big-integer/-/big-integer-1.6.51.tgz",
+      "integrity": "sha512-GPEid2Y9QU1Exl1rpO9B2IPJGHPSupF5GnVIP0blYvNOMer2bTvSWs1jGOUg04hTmu67nmLsQ9TBo1puaotBHg==",
+      "engines": {
+        "node": ">=0.6"
+      }
+    },
+    "node_modules/binary": {
+      "version": "0.3.0",
+      "resolved": "https://registry.npmjs.org/binary/-/binary-0.3.0.tgz",
+      "integrity": "sha512-D4H1y5KYwpJgK8wk1Cue5LLPgmwHKYSChkbspQg5JtVuR5ulGckxfR62H3AE9UDkdMC8yyXlqYihuz3Aqg2XZg==",
+      "dependencies": {
+        "buffers": "~0.1.1",
+        "chainsaw": "~0.1.0"
+      },
+      "engines": {
+        "node": "*"
+      }
+    },
     "node_modules/bl": {
       "version": "4.1.0",
       "resolved": "https://registry.npmjs.org/bl/-/bl-4.1.0.tgz",
@@ -553,6 +574,11 @@
         "readable-stream": "^3.4.0"
       }
     },
+    "node_modules/bluebird": {
+      "version": "3.4.7",
+      "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.4.7.tgz",
+      "integrity": "sha512-iD3898SR7sWVRHbiQv+sHUtHnMvC1o3nW5rAcqnq3uOn07DSAppZYUkIGslDz6gXC7HfunPe7YVBgoEJASPcHA=="
+    },
     "node_modules/bottleneck": {
       "version": "2.19.5",
       "resolved": "https://registry.npmjs.org/bottleneck/-/bottleneck-2.19.5.tgz",
@@ -598,6 +624,22 @@
         "node": "*"
       }
     },
+    "node_modules/buffer-indexof-polyfill": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/buffer-indexof-polyfill/-/buffer-indexof-polyfill-1.0.2.tgz",
+      "integrity": "sha512-I7wzHwA3t1/lwXQh+A5PbNvJxgfo5r3xulgpYDB5zckTu/Z9oUK9biouBKQUjEqzaz3HnAT6TYoovmE+GqSf7A==",
+      "engines": {
+        "node": ">=0.10"
+      }
+    },
+    "node_modules/buffers": {
+      "version": "0.1.1",
+      "resolved": "https://registry.npmjs.org/buffers/-/buffers-0.1.1.tgz",
+      "integrity": "sha512-9q/rDEGSb/Qsvv2qvzIzdluL5k7AaJOTrw23z9reQthrbF7is4CtlT0DXyO1oei2DCp4uojjzQ7igaSHp1kAEQ==",
+      "engines": {
+        "node": ">=0.2.0"
+      }
+    },
     "node_modules/camel-case": {
       "version": "4.1.2",
       "resolved": "https://registry.npmjs.org/camel-case/-/camel-case-4.1.2.tgz",
@@ -607,6 +649,17 @@
         "tslib": "^2.0.3"
       }
     },
+    "node_modules/chainsaw": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/chainsaw/-/chainsaw-0.1.0.tgz",
+      "integrity": "sha512-75kWfWt6MEKNC8xYXIdRpDehRYY/tNSgwKaJq+dbbDcxORuVrrQ+SEHoWsniVn9XPYfP4gmdWIeDk/4YNp1rNQ==",
+      "dependencies": {
+        "traverse": ">=0.3.0 <0.4"
+      },
+      "engines": {
+        "node": "*"
+      }
+    },
     "node_modules/combined-stream": {
       "version": "1.0.8",
       "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
@@ -704,6 +757,41 @@
         "dot-object": "bin/dot-object"
       }
     },
+    "node_modules/duplexer2": {
+      "version": "0.1.4",
+      "resolved": "https://registry.npmjs.org/duplexer2/-/duplexer2-0.1.4.tgz",
+      "integrity": "sha512-asLFVfWWtJ90ZyOUHMqk7/S2w2guQKxUI2itj3d92ADHhxUSbCMGi1f1cBcJ7xM1To+pE/Khbwo1yuNbMEPKeA==",
+      "dependencies": {
+        "readable-stream": "^2.0.2"
+      }
+    },
+    "node_modules/duplexer2/node_modules/readable-stream": {
+      "version": "2.3.8",
+      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.8.tgz",
+      "integrity": "sha512-8p0AUk4XODgIewSi0l8Epjs+EVnWiK7NoDIEGU0HhE7+ZyY8D1IMY7odu5lRrFXGg71L15KG8QrPmum45RTtdA==",
+      "dependencies": {
+        "core-util-is": "~1.0.0",
+        "inherits": "~2.0.3",
+        "isarray": "~1.0.0",
+        "process-nextick-args": "~2.0.0",
+        "safe-buffer": "~5.1.1",
+        "string_decoder": "~1.1.1",
+        "util-deprecate": "~1.0.1"
+      }
+    },
+    "node_modules/duplexer2/node_modules/safe-buffer": {
+      "version": "5.1.2",
+      "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
+      "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
+    },
+    "node_modules/duplexer2/node_modules/string_decoder": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
+      "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
+      "dependencies": {
+        "safe-buffer": "~5.1.0"
+      }
+    },
     "node_modules/end-of-stream": {
       "version": "1.4.4",
       "resolved": "https://registry.npmjs.org/end-of-stream/-/end-of-stream-1.4.4.tgz",
@@ -743,6 +831,20 @@
       "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
       "integrity": "sha512-OO0pH2lK6a0hZnAdau5ItzHPI6pUlvI7jMVnxUQRtw4owF2wk8lOSabtGDCTP4Ggrg2MbGnWO9X8K1t4+fGMDw=="
     },
+    "node_modules/fstream": {
+      "version": "1.0.12",
+      "resolved": "https://registry.npmjs.org/fstream/-/fstream-1.0.12.tgz",
+      "integrity": "sha512-WvJ193OHa0GHPEL+AycEJgxvBEwyfRkN1vhjca23OaPVMCaLCXTd5qAu82AjTcgP1UJmytkOKb63Ypde7raDIg==",
+      "dependencies": {
+        "graceful-fs": "^4.1.2",
+        "inherits": "~2.0.0",
+        "mkdirp": ">=0.5 0",
+        "rimraf": "2"
+      },
+      "engines": {
+        "node": ">=0.6"
+      }
+    },
     "node_modules/glob": {
       "version": "7.2.3",
       "resolved": "https://registry.npmjs.org/glob/-/glob-7.2.3.tgz",
@@ -856,6 +958,11 @@
         "safe-buffer": "~5.1.0"
       }
     },
+    "node_modules/listenercount": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/listenercount/-/listenercount-1.0.1.tgz",
+      "integrity": "sha512-3mk/Zag0+IJxeDrxSgaDPy4zZ3w05PRZeJNnlWhzFz5OkX49J4krc+A8X2d2M69vGMBEX0uyl8M+W+8gH+kBqQ=="
+    },
     "node_modules/lodash": {
       "version": "4.17.21",
       "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
@@ -924,6 +1031,25 @@
         "node": "*"
       }
     },
+    "node_modules/minimist": {
+      "version": "1.2.8",
+      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.8.tgz",
+      "integrity": "sha512-2yyAR8qBkN3YuheJanUpWC5U3bb5osDywNB8RzDVlDwDHbocAJveqqj1u8+SVD7jkWT4yvsHCpWqqWqAxb0zCA==",
+      "funding": {
+        "url": "https://github.com/sponsors/ljharb"
+      }
+    },
+    "node_modules/mkdirp": {
+      "version": "0.5.6",
+      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.6.tgz",
+      "integrity": "sha512-FP+p8RB8OWpF3YZBCrP5gtADmtXApB5AMLn+vdyA+PyxCjrCs00mjyUozssO33cwDeT3wNGdLxJ5M//YqtHAJw==",
+      "dependencies": {
+        "minimist": "^1.2.6"
+      },
+      "bin": {
+        "mkdirp": "bin/cmd.js"
+      }
+    },
     "node_modules/no-case": {
       "version": "3.0.4",
       "resolved": "https://registry.npmjs.org/no-case/-/no-case-3.0.4.tgz",
@@ -1057,6 +1183,17 @@
         "node": ">=10"
       }
     },
+    "node_modules/rimraf": {
+      "version": "2.7.1",
+      "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-2.7.1.tgz",
+      "integrity": "sha512-uWjbaKIK3T1OSVptzX7Nl6PvQ3qAGtKEtVRjRuazjfL3Bx5eI409VZSqgND+4UNnmzLVdPj9FqFJNPqBZFve4w==",
+      "dependencies": {
+        "glob": "^7.1.3"
+      },
+      "bin": {
+        "rimraf": "bin.js"
+      }
+    },
     "node_modules/safe-buffer": {
       "version": "5.2.1",
       "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
@@ -1081,6 +1218,11 @@
       "resolved": "https://registry.npmjs.org/sax/-/sax-1.2.4.tgz",
       "integrity": "sha512-NqVDv9TpANUjFm0N8uM5GxL36UgKi9/atZw+x7YFnQ8ckwFGKrl4xX4yWtrey3UJm5nP1kUbnYgLopqWNSRhWw=="
     },
+    "node_modules/setimmediate": {
+      "version": "1.0.5",
+      "resolved": "https://registry.npmjs.org/setimmediate/-/setimmediate-1.0.5.tgz",
+      "integrity": "sha512-MATJdZp8sLqDl/68LfQmbP8zKPLQNV6BIZoIgrscFDQ+RsvK/BxeDQOgyxKKoh0y/8h3BqVFnCqQ/gd+reiIXA=="
+    },
     "node_modules/string_decoder": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.3.0.tgz",
@@ -1109,6 +1251,14 @@
       "resolved": "https://registry.npmjs.org/tr46/-/tr46-0.0.3.tgz",
       "integrity": "sha512-N3WMsuqV66lT30CrXNbEjx4GEwlow3v6rr4mCcv6prnfwhS01rkgyFdjPNBYd9br7LpXV1+Emh01fHnq2Gdgrw=="
     },
+    "node_modules/traverse": {
+      "version": "0.3.9",
+      "resolved": "https://registry.npmjs.org/traverse/-/traverse-0.3.9.tgz",
+      "integrity": "sha512-iawgk0hLP3SxGKDfnDJf8wTz4p2qImnyihM5Hh/sGvQ3K37dPi/w8sRhdNIxYA1TwFwc5mDhIJq+O0RsvXBKdQ==",
+      "engines": {
+        "node": "*"
+      }
+    },
     "node_modules/ts-poet": {
       "version": "4.15.0",
       "resolved": "https://registry.npmjs.org/ts-poet/-/ts-poet-4.15.0.tgz",
@@ -1177,6 +1327,50 @@
       "resolved": "https://registry.npmjs.org/universal-user-agent/-/universal-user-agent-6.0.0.tgz",
       "integrity": "sha512-isyNax3wXoKaulPDZWHQqbmIx1k2tb9fb3GGDBRxCscfYV2Ch7WxPArBsFEG8s/safwXTT7H4QGhaIkTp9447w=="
     },
+    "node_modules/unzipper": {
+      "version": "0.10.14",
+      "resolved": "https://registry.npmjs.org/unzipper/-/unzipper-0.10.14.tgz",
+      "integrity": "sha512-ti4wZj+0bQTiX2KmKWuwj7lhV+2n//uXEotUmGuQqrbVZSEGFMbI68+c6JCQ8aAmUWYvtHEz2A8K6wXvueR/6g==",
+      "dependencies": {
+        "big-integer": "^1.6.17",
+        "binary": "~0.3.0",
+        "bluebird": "~3.4.1",
+        "buffer-indexof-polyfill": "~1.0.0",
+        "duplexer2": "~0.1.4",
+        "fstream": "^1.0.12",
+        "graceful-fs": "^4.2.2",
+        "listenercount": "~1.0.1",
+        "readable-stream": "~2.3.6",
+        "setimmediate": "~1.0.4"
+      }
+    },
+    "node_modules/unzipper/node_modules/readable-stream": {
+      "version": "2.3.8",
+      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.8.tgz",
+      "integrity": "sha512-8p0AUk4XODgIewSi0l8Epjs+EVnWiK7NoDIEGU0HhE7+ZyY8D1IMY7odu5lRrFXGg71L15KG8QrPmum45RTtdA==",
+      "dependencies": {
+        "core-util-is": "~1.0.0",
+        "inherits": "~2.0.3",
+        "isarray": "~1.0.0",
+        "process-nextick-args": "~2.0.0",
+        "safe-buffer": "~5.1.1",
+        "string_decoder": "~1.1.1",
+        "util-deprecate": "~1.0.1"
+      }
+    },
+    "node_modules/unzipper/node_modules/safe-buffer": {
+      "version": "5.1.2",
+      "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
+      "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
+    },
+    "node_modules/unzipper/node_modules/string_decoder": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
+      "integrity": "sha512-n/ShnvDi6FHbbVfviro+WojiFzv+s8MPMHBczVePfUpDJLwoLT0ht1l4YwBCbi8pJAveEEdnkHyPyTP/mzRfwg==",
+      "dependencies": {
+        "safe-buffer": "~5.1.0"
+      }
+    },
     "node_modules/util-deprecate": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
diff --git a/packages/artifact/package.json b/packages/artifact/package.json
index b9e86639..b6d0ae1c 100644
--- a/packages/artifact/package.json
+++ b/packages/artifact/package.json
@@ -50,7 +50,8 @@
     "archiver": "^5.3.1",
     "crypto": "^1.0.1",
     "jwt-decode": "^3.1.2",
-    "twirp-ts": "^2.5.0"
+    "twirp-ts": "^2.5.0",
+    "unzipper": "^0.10.14"
   },
   "devDependencies": {
     "@types/archiver": "^5.3.2",
diff --git a/packages/artifact/src/artifact.ts b/packages/artifact/src/artifact.ts
index b566df8e..5742b32d 100644
--- a/packages/artifact/src/artifact.ts
+++ b/packages/artifact/src/artifact.ts
@@ -1,10 +1,10 @@
 import {ArtifactClient, Client} from './internal/client'
-import {UploadOptions, UploadResponse} from './internal/shared/interfaces'
 
 /**
  * Exported functionality that we want to expose for any users of @actions/artifact
  */
-export {ArtifactClient, UploadOptions, UploadResponse}
+export * from './internal/shared/interfaces'
+export {ArtifactClient}
 
 export function create(): ArtifactClient {
   return Client.create()
diff --git a/packages/artifact/src/internal/download/download-artifact.ts b/packages/artifact/src/internal/download/download-artifact.ts
index 7e9dfbfd..0c6d0306 100644
--- a/packages/artifact/src/internal/download/download-artifact.ts
+++ b/packages/artifact/src/internal/download/download-artifact.ts
@@ -1,7 +1,52 @@
+import path from 'path'
+import fs from 'fs/promises'
+import {PathLike} from 'fs'
+import github from '@actions/github'
+import core from '@actions/core'
+import httpClient from '@actions/http-client'
+import unzipper from 'unzipper'
 import {
   DownloadArtifactOptions,
   DownloadArtifactResponse
 } from '../shared/interfaces'
+import {getUserAgentString} from '../shared/user-agent'
+
+const scrubQueryParameters = (url: string): string => {
+  const parsed = new URL(url)
+  parsed.search = ''
+  return parsed.toString()
+}
+
+async function exists(path: string): Promise<boolean> {
+  try {
+    await fs.access(path)
+    return true
+  } catch (error) {
+    if (error.code === 'ENOENT') {
+      return false
+    } else {
+      throw error
+    }
+  }
+}
+
+async function streamExtract(url: string, directory: PathLike): Promise<void> {
+  const client = new httpClient.HttpClient(getUserAgentString())
+  const response = await client.get(url)
+
+  if (response.message.statusCode !== 200) {
+    throw new Error(
+      `Unexpected HTTP response from blob storage: ${response.message.statusCode} ${response.message.statusMessage}`
+    )
+  }
+
+  return new Promise((resolve, reject) => {
+    response.message
+      .pipe(unzipper.Extract({path: directory}))
+      .on('finish', resolve)
+      .on('error', reject)
+  })
+}
 
 export async function downloadArtifact(
   artifactId: number,
@@ -10,5 +55,54 @@ export async function downloadArtifact(
   token: string,
   options?: DownloadArtifactOptions
 ): Promise<DownloadArtifactResponse> {
-  throw new Error('Not implemented')
+  let downloadPath = options?.path || process.cwd() // TODO: make this align with GITHUB_WORKSPACE
+  if (options?.createArtifactFolder) {
+    downloadPath = path.join(downloadPath, 'my-artifact') // TODO: need to pass artifact name
+  }
+
+  if (!(await exists(downloadPath))) {
+    core.debug(`Creating artifact folder: ${downloadPath}`)
+    await fs.mkdir(downloadPath, {recursive: true})
+  } else {
+    core.warning(`Artifact folder already exists: ${downloadPath}`)
+  }
+
+  const api = github.getOctokit(token)
+
+  core.info(
+    `Downloading artifact ${artifactId} from ${repositoryOwner}/${repositoryName}`
+  )
+
+  const {headers, status} = await api.rest.actions.downloadArtifact({
+    owner: repositoryOwner,
+    repo: repositoryName,
+    artifact_id: artifactId,
+    archive_format: 'zip',
+    request: {
+      redirect: 'manual'
+    }
+  })
+
+  if (status !== 302) {
+    throw new Error(`Unable to download artifact. Unexpected status: ${status}`)
+  }
+
+  const {location} = headers
+  if (!location) {
+    throw new Error(`Unable to redirect to artifact download url`)
+  }
+
+  core.info(
+    `Redirecting to blob download url: ${scrubQueryParameters(location)}`
+  )
+
+  try {
+    core.info(`Starting download of artifact to: ${downloadPath}`)
+    await streamExtract(location, downloadPath)
+    core.info(`Artifact download completed successfully.`)
+  } catch (error) {
+    throw new Error(`Unable to download and extract artifact: ${error.message}`)
+  }
+
+  return {success: true}
 }