diff --git a/packages/db-manager/src/commands/add-collection.js b/packages/db-manager/src/commands/add-collection.js
deleted file mode 100644
index a662230253df9efdf50111ae005deee5b58d0eee..0000000000000000000000000000000000000000
--- a/packages/db-manager/src/commands/add-collection.js
+++ /dev/null
@@ -1,24 +0,0 @@
-const logger = require('@pubsweet/logger')
-
-module.exports = async (collectionData, fragment = null) => {
-  const { User, Collection } = require('@pubsweet/models')
-
-  logger.info('Creating collection')
-
-  const collection = await new Collection(collectionData).save()
-  const [user] = await User.all()
-
-  if (user) collection.setOwners([user.id])
-  await collection.save()
-
-  if (fragment) collection.addFragment(fragment)
-  await collection.save()
-
-  logger.info(
-    `Successfully created collection ${
-      user ? `and set ${user.id} as owner` : 'with no owner'
-    }`,
-  )
-
-  return collection
-}
diff --git a/packages/db-manager/src/commands/add-fragment.js b/packages/db-manager/src/commands/add-fragment.js
deleted file mode 100644
index c21c7ca4d7edb4b67c88ed75b210278190d3ae62..0000000000000000000000000000000000000000
--- a/packages/db-manager/src/commands/add-fragment.js
+++ /dev/null
@@ -1,20 +0,0 @@
-const logger = require('@pubsweet/logger')
-
-module.exports = async fragmentData => {
-  const { Fragment, User } = require('@pubsweet/models')
-
-  logger.info('Creating fragment')
-
-  const fragment = await new Fragment(fragmentData).save()
-  const [user] = await User.all()
-
-  if (user) fragment.setOwners([user.id])
-  await fragment.save()
-
-  logger.info(
-    `Successfully created fragment ${
-      user ? `and set ${user.id} as owner` : 'with no owner'
-    }`,
-  )
-  return fragment
-}
diff --git a/packages/db-manager/src/index.js b/packages/db-manager/src/index.js
index e817214f6bd755ffd6f585148a67fe26c687207e..30a4f3095010de6b26a7c9e64720ccde67e49929 100644
--- a/packages/db-manager/src/index.js
+++ b/packages/db-manager/src/index.js
@@ -3,6 +3,4 @@ module.exports.createTables = require('./commands/create-tables')
 module.exports.setupDb = require('./commands/setup-db')
 module.exports.migrate = require('./commands/migrate')
 module.exports.addUser = require('./commands/add-user')
-module.exports.addCollection = require('./commands/add-collection')
-module.exports.addFragment = require('./commands/add-fragment')
 module.exports.dbExists = require('./helpers/db-exists')
diff --git a/packages/db-manager/test/commands/add-collection.test.js b/packages/db-manager/test/commands/add-collection.test.js
deleted file mode 100644
index d4ae308e8db868eacf383abe957f691391f598f3..0000000000000000000000000000000000000000
--- a/packages/db-manager/test/commands/add-collection.test.js
+++ /dev/null
@@ -1,46 +0,0 @@
-const { addCollection, createTables } = require('../../src')
-
-const { Collection, Fragment, User } = require('@pubsweet/models')
-
-describe('add-collection', () => {
-  beforeEach(() => createTables(true))
-
-  it('adds a collection to the database', async () => {
-    await addCollection({})
-    const [actualCollection] = await Collection.all()
-    expect(actualCollection).toMatchObject({
-      type: 'collection',
-      owners: [],
-    })
-  })
-
-  it('adds user as owner', async () => {
-    const user = await new User({
-      username: 'user',
-      email: 'test@example.com',
-      password: 'password',
-    }).save()
-
-    await addCollection({})
-    const [actualCollection] = await Collection.all()
-    expect(actualCollection).toMatchObject({
-      type: 'collection',
-      owners: [user.id],
-    })
-  })
-
-  it('adds fragment to collection', async () => {
-    const fragment = await new Fragment({
-      fragmentType: 'version',
-    }).save()
-
-    await addCollection({}, fragment)
-    const [actualCollection] = await Collection.all()
-
-    expect(actualCollection).toMatchObject({
-      type: 'collection',
-      owners: [],
-      fragments: [fragment.id],
-    })
-  })
-})
diff --git a/packages/db-manager/test/commands/add-fragment.test.js b/packages/db-manager/test/commands/add-fragment.test.js
deleted file mode 100644
index eb6298a3234953b2a9816315a4465ddcf2b52b99..0000000000000000000000000000000000000000
--- a/packages/db-manager/test/commands/add-fragment.test.js
+++ /dev/null
@@ -1,33 +0,0 @@
-const { addFragment, createTables } = require('../../src')
-
-const { Fragment, User } = require('@pubsweet/models')
-
-describe('add-fragment', () => {
-  beforeEach(() => createTables(true))
-
-  it('adds a fragment to the database', async () => {
-    await addFragment({ fragmentType: 'version' })
-    const [actualFragment] = await Fragment.all()
-    expect(actualFragment).toMatchObject({
-      type: 'fragment',
-      fragmentType: 'version',
-      owners: [],
-    })
-  })
-
-  it('adds user as owner', async () => {
-    const user = await new User({
-      username: 'user',
-      email: 'test@example.com',
-      password: 'password',
-    }).save()
-
-    await addFragment({ fragmentType: 'version' })
-    const [actualFragment] = await Fragment.all()
-    expect(actualFragment).toMatchObject({
-      type: 'fragment',
-      fragmentType: 'version',
-      owners: [user.id],
-    })
-  })
-})