diff --git a/services/web/scripts/create_oauth_application.js b/services/web/scripts/create_oauth_application.js
new file mode 100644
index 0000000000..7716cdd130
--- /dev/null
+++ b/services/web/scripts/create_oauth_application.js
@@ -0,0 +1,50 @@
+const fs = require('fs')
+const { OauthApplication } = require('../app/src/models/OauthApplication')
+const parseArgs = require('minimist')
+const OError = require('@overleaf/o-error')
+const { waitForDb } = require('../app/src/infrastructure/mongodb')
+
+async function _loadInputDocument(inputFilePath) {
+  console.log(`Loading input from ${inputFilePath}`)
+  try {
+    const inputText = await fs.promises.readFile(inputFilePath, 'utf-8')
+    const inputDocument = JSON.parse(inputText)
+    return inputDocument
+  } catch (err) {
+    throw OError.tag(err, 'error loading input document')
+  }
+}
+
+async function _writeOauthApplicationDocument(doc) {
+  console.log('Waiting for db...')
+  await waitForDb()
+  const oauthApp = new OauthApplication(doc)
+  console.log(
+    `Writing document to mongo { name: '${oauthApp.name}', id: '${oauthApp.id}' }`
+  )
+  await oauthApp.save()
+}
+
+async function main() {
+  const argv = parseArgs(process.argv.slice(2), {
+    string: ['file'],
+    unknown: function (arg) {
+      console.error('unrecognised argument', arg)
+      process.exit(1)
+    },
+  })
+  const doc = await _loadInputDocument(argv.file)
+  await _writeOauthApplicationDocument(doc)
+}
+
+if (require.main === module) {
+  main()
+    .then(() => {
+      console.log('Done')
+      process.exit(0)
+    })
+    .catch(err => {
+      console.error(err)
+      process.exit(1)
+    })
+}