diff --git a/src/db/mock/groups.json b/src/db/mock/groups.json
new file mode 100644
index 0000000..3fa3dab
--- /dev/null
+++ b/src/db/mock/groups.json
@@ -0,0 +1,14 @@
+[
+	{
+		"type": "group",
+		"name": "user.admin"
+	},
+	{
+		"type": "group",
+		"name": "user.member"
+	},
+	{
+		"type": "group",
+		"name": "user.devops"
+	}
+]
diff --git a/src/db/mock/users.json b/src/db/mock/users.json
new file mode 100644
index 0000000..3ee6b9e
--- /dev/null
+++ b/src/db/mock/users.json
@@ -0,0 +1,68 @@
+[
+	{
+		"type": "user",
+		"firstname": "Jean-Baptiste",
+		"lastname": "Bonnemaison",
+		"mail": "jean-baptiste.bonnemaison@u-bordeaux.fr",
+		"groups": [
+			"user.admin"
+		]
+	},
+	{
+		"type": "user",
+		"firstname": "Pierre",
+		"lastname": "Grange-Praderas",
+		"mail": "pierre.grange-praderas@u-bordeaux.fr",
+		"groups": [
+			"user.admin",
+			"user.devops"
+		]
+	},
+	{
+		"type": "user",
+		"firstname": "Eléonore",
+		"lastname": "Fraisse",
+		"mail": "eleonore.fraisse@icloud.com",
+		"groups": [
+			"user.member"
+		]
+	},
+	{
+		"type": "user",
+		"firstname": "pgp",
+		"lastname": "pgp",
+		"mail": "pgp@cplusmoins.org",
+		"groups": [
+			"user.admin"
+		]
+	},
+	{
+		"type": "user",
+		"firstname": "Julien",
+		"lastname": "Oculi",
+		"mail": "oculi.julien.t@gmail.com",
+		"groups": [
+			"user.admin",
+			"user.devops"
+		]
+	},
+	{
+		"type": "user",
+		"firstname": "John",
+		"lastname": "Doe",
+		"mail": "test_coha@yopmail.com",
+		"groups": [
+			"user.admin",
+			"user.devops"
+		]
+	},
+	{
+		"type": "user",
+		"firstname": "Ulrich",
+		"lastname": "Moniteur",
+		"mail": "moniteurulrich@gmail.com",
+		"groups": [
+			"user.member"
+		]
+	}
+]
diff --git a/src/db/mod.ts b/src/db/mod.ts
new file mode 100644
index 0000000..5af905b
--- /dev/null
+++ b/src/db/mod.ts
@@ -0,0 +1,42 @@
+import { Db, Group } from '@cohabit/ressources_manager/mod.ts'
+
+// Import Datas
+import groups from './mock/groups.json' with { type: 'json' }
+import users from './mock/users.json' with { type: 'json' }
+import { User } from '@cohabit/ressources_manager/src/models/mod.ts'
+import { MailAddress } from '@cohabit/ressources_manager/types.ts'
+import { existsSync } from '$std/fs/exists.ts'
+
+const dbPath = './_fresh/db.sqlite'
+export const db = await Db.init(dbPath)
+
+
+//! Temp for demo only
+if (!sessionStorage.getItem('db-loaded') && !existsSync(dbPath)) {
+	console.log('=============LOAD DB=============')
+
+	// Load groups to DB
+	for (const { name } of groups) {
+		const group = Group.load({ name })
+		db.ressource.group.set([group])
+	}
+
+	// Load users to DB
+	for (const { lastname, firstname, mail, groups: groupNames } of users) {
+		// Get groups of user
+		const groups = await db.ressource.group.listRef((group) =>
+			groupNames.includes(group.name)
+		)
+
+		const user = User.load({
+			firstname,
+			lastname,
+			mail: mail as MailAddress,
+			groups,
+		})
+
+		db.ressource.user.set([user])
+	}
+
+	sessionStorage.setItem('db-loaded', 'true')
+}