diff --git a/.gitmodules b/.gitmodules
new file mode 100644
index 00000000..ea0490d4
--- /dev/null
+++ b/.gitmodules
@@ -0,0 +1,9 @@
+[submodule "external/hibou-oca/server-tools"]
+	path = external/hibou-oca/server-tools
+	url = https://github.com/hibou-io/oca-server-tools.git
+[submodule "external/hibou-oca/sale-workflow"]
+	path = external/hibou-oca/sale-workflow
+	url = https://github.com/hibou-io/oca-sale-workflow.git
+[submodule "external/hibou-oca/bank-payment"]
+	path = external/hibou-oca/bank-payment
+	url = https://github.com/hibou-io/oca-bank-payment.git
diff --git a/account_payment_mode b/account_payment_mode
new file mode 120000
index 00000000..abdce163
--- /dev/null
+++ b/account_payment_mode
@@ -0,0 +1 @@
+./external/hibou-oca/bank-payment/account_payment_mode
\ No newline at end of file
diff --git a/base_exception b/base_exception
new file mode 120000
index 00000000..c13e831d
--- /dev/null
+++ b/base_exception
@@ -0,0 +1 @@
+./external/hibou-oca/server-tools/base_exception
\ No newline at end of file
diff --git a/external/hibou-oca/bank-payment b/external/hibou-oca/bank-payment
new file mode 160000
index 00000000..88fd50fb
--- /dev/null
+++ b/external/hibou-oca/bank-payment
@@ -0,0 +1 @@
+Subproject commit 88fd50fbc7bccc9c99fe76dbefdedd181b66e1d6
diff --git a/external/hibou-oca/sale-workflow b/external/hibou-oca/sale-workflow
new file mode 160000
index 00000000..af88dd38
--- /dev/null
+++ b/external/hibou-oca/sale-workflow
@@ -0,0 +1 @@
+Subproject commit af88dd382ec08929b9e613eb6744ffe99251d900
diff --git a/external/hibou-oca/server-tools b/external/hibou-oca/server-tools
new file mode 160000
index 00000000..2f31bf8b
--- /dev/null
+++ b/external/hibou-oca/server-tools
@@ -0,0 +1 @@
+Subproject commit 2f31bf8b95c2ff9614f4ad5f3745287541ac25a3
diff --git a/sale_automatic_workflow b/sale_automatic_workflow
new file mode 120000
index 00000000..64ec402c
--- /dev/null
+++ b/sale_automatic_workflow
@@ -0,0 +1 @@
+./external/hibou-oca/sale-workflow/sale_automatic_workflow
\ No newline at end of file
diff --git a/sale_automatic_workflow_payment b/sale_automatic_workflow_payment
new file mode 120000
index 00000000..70d58648
--- /dev/null
+++ b/sale_automatic_workflow_payment
@@ -0,0 +1 @@
+./external/hibou-oca/sale-workflow/sale_automatic_workflow_payment
\ No newline at end of file
diff --git a/sale_exception b/sale_exception
new file mode 120000
index 00000000..f1797a5a
--- /dev/null
+++ b/sale_exception
@@ -0,0 +1 @@
+./external/hibou-oca/sale-workflow/sale_exception
\ No newline at end of file