diff --git a/web_field_required_invisible_manager/__manifest__.py b/web_field_required_invisible_manager/__manifest__.py
index 9c4e99b67..3f954ab1f 100644
--- a/web_field_required_invisible_manager/__manifest__.py
+++ b/web_field_required_invisible_manager/__manifest__.py
@@ -1,6 +1,6 @@
 # License LGPL-3.0 or later (http://www.gnu.org/licenses/lgpl.html)
 {
-    "name": "Web Field Required Invisible Manager",
+    "name": "Web Field Required Invisible Readonly Managerr",
     "category": "Web",
     "version": "14.0.1.0.0",
     "license": "AGPL-3",
diff --git a/web_field_required_invisible_manager/models/custom_field_restriction.py b/web_field_required_invisible_manager/models/custom_field_restriction.py
index ba543e9c3..b924f1e9e 100644
--- a/web_field_required_invisible_manager/models/custom_field_restriction.py
+++ b/web_field_required_invisible_manager/models/custom_field_restriction.py
@@ -1,4 +1,4 @@
-# Copyright 2020 ooops404
+# Copyright 2023 ooops404
 # License LGPL-3.0 or later (http://www.gnu.org/licenses/lgpl.html)
 from odoo import api, fields, models
 
@@ -13,13 +13,11 @@ class CustomFieldRestriction(models.Model):
         required=True,
         string="Field",
     )
-
     field_name = fields.Char(
         related="field_id.name",
         store=True,
         string="Field Name",
     )
-
     required_model_id = fields.Many2one(
         "ir.model",
         ondelete="cascade",
@@ -32,7 +30,12 @@ class CustomFieldRestriction(models.Model):
         string="invisible_model_id",
         index=True,
     )
-
+    readonly_model_id = fields.Many2one(
+        "ir.model",
+        ondelete="cascade",
+        string="readonly_model_id",
+        index=True,
+    )
     model_name = fields.Char(
         compute="_compute_model_name",
         store=True,
@@ -41,18 +44,77 @@ class CustomFieldRestriction(models.Model):
     )
     condition_domain = fields.Char()
     group_ids = fields.Many2many("res.groups", required=True)
-    required = fields.Boolean()
     default_required = fields.Boolean(related="field_id.required")
+    required = fields.Boolean()
     field_invisible = fields.Boolean()
+    field_readonly = fields.Boolean()
+    # generated technical fields used in form attrs:
+    visibility_field_id = fields.Many2one("ir.model.fields", ondelete="cascade")
+    readonly_field_id = fields.Many2one("ir.model.fields", ondelete="cascade")
+    required_field_id = fields.Many2one("ir.model.fields", ondelete="cascade")
 
     @api.onchange("field_id")
     def onchange_field_id(self):
-        self.required = self.field_id.required
+        self.update(
+            {
+                "required": self.field_id.required,
+                "field_invisible": False,
+                "field_readonly": self.field_id.readonly,
+            }
+        )
 
-    @api.depends("required_model_id", "invisible_model_id")
+    @api.depends("required_model_id", "invisible_model_id", "readonly_model_id")
     def _compute_model_name(self):
         for rec in self:
             if rec.required_model_id:
                 rec.model_name = rec.required_model_id.model
             elif rec.invisible_model_id:
                 rec.model_name = rec.invisible_model_id.model
+            elif rec.readonly_model_id:
+                rec.model_name = rec.readonly_model_id.model
+
+    @api.model
+    def create(self, vals):
+        rec = super().create(vals)
+        if rec.invisible_model_id and rec.field_invisible:
+            rec.create_restriction_field("visibility")
+        elif rec.readonly_model_id and rec.field_readonly:
+            rec.create_restriction_field("readonly")
+        elif rec.required_model_id and rec.required:
+            rec.create_restriction_field("required")
+        return rec
+
+    def create_restriction_field(self, f_type):
+        field_name = self.get_field_name(f_type)
+        field_id = self.env["ir.model.fields"].search([("name", "=", field_name)])
+        if f_type == "required":
+            rec_model_id = self.required_model_id.id
+            rec_field_name = "required_field_id"
+        elif f_type == "readonly":
+            rec_model_id = self.readonly_model_id.id
+            rec_field_name = "readonly_field_id"
+        elif f_type == "visibility":
+            rec_model_id = self.invisible_model_id.id
+            rec_field_name = "visibility_field_id"
+        if not field_id:
+            field_id = self.env["ir.model.fields"].create(
+                {
+                    "name": field_name,
+                    "model_id": rec_model_id,
+                    "state": "manual",
+                    "field_description": "%s %s field" % (self.field_id.name, f_type),
+                    "store": False,
+                    "ttype": "boolean",
+                    "compute": "for r in self: r._compute_restrictions_fields()",
+                }
+            )
+        self[rec_field_name] = field_id
+
+    def get_field_name(self, f_type):
+        # e.g. x_computed_res_partner_name_readonly
+        res = "x_computed_%s_%s_%s" % (
+            self.field_id.model.replace(".", "_"),
+            self.field_id.name,
+            f_type,
+        )
+        return res
diff --git a/web_field_required_invisible_manager/models/models.py b/web_field_required_invisible_manager/models/models.py
index 3b1975f2a..78555ee24 100644
--- a/web_field_required_invisible_manager/models/models.py
+++ b/web_field_required_invisible_manager/models/models.py
@@ -1,4 +1,4 @@
-# Copyright 2020 ooops404
+# Copyright 2023 ooops404
 # License LGPL-3.0 or later (http://www.gnu.org/licenses/lgpl.html)
 import json as simplejson
 
@@ -19,6 +19,10 @@ class IrModel(models.Model):
         "custom.field.restriction",
         "invisible_model_id",
     )
+    custom_readonly_restriction_ids = fields.One2many(
+        "custom.field.restriction",
+        "readonly_model_id",
+    )
 
 
 class Base(models.AbstractModel):
@@ -28,52 +32,98 @@ class Base(models.AbstractModel):
     def fields_view_get(
         self, view_id=None, view_type=False, toolbar=False, submenu=False
     ):
-        res = super().fields_view_get(
+        arch = super().fields_view_get(
             view_id=view_id, view_type=view_type, toolbar=toolbar, submenu=submenu
         )
-        if view_type not in ["form", "tree", "kanban"]:
-            return res
+        if view_type not in ["form", "tree"]:
+            return arch
         # TODO speed up somehow
         restrictions = self.env["custom.field.restriction"].search(
             [
-                "|",
                 ("model_name", "=", self._name),
                 ("group_ids", "in", self.env.user.groups_id.ids),
             ]
         )
         if not restrictions:
-            return res
-        doc = etree.XML(res["arch"])
+            return arch
+        else:
+            return self.create_restrictions_fields(restrictions, view_type, arch)
+        return arch
+
+    def create_restrictions_fields(self, restrictions, view_type, arch):
+        doc = etree.XML(arch["arch"])
         for node in doc.xpath("//field"):
             name = node.attrib.get("name")
             restrictions_filtered = restrictions.filtered(
                 lambda x: x.field_id.name == name
             )
+            if not restrictions_filtered:
+                continue
             for r in restrictions_filtered:
-                if (
-                    view_type == "form"
-                    and self.env.context.get("params")
-                    and self.env.context["params"].get("id")
-                ):
-                    rec_id = self.env[r.model_name].browse(
-                        self.env.context["params"]["id"]
+                field_node_str = "<field name='%s' invisible='1'/>"
+                field_node_mod = bytes(
+                    '{"invisible": true,"column_invisible": true}', "utf-8"
+                )
+                if view_type == "tree":
+                    field_node_str = (
+                        "<field name='%s' column_invisible='1' optional='hide'/>"
                     )
-                    if r.condition_domain:
-                        filtered_rec_id = rec_id.filtered_domain(
-                            safe_eval(r.condition_domain)
-                        )
-                        if not filtered_rec_id:
-                            continue
-                if r.required:
-                    node.set("required", "1")
+                if r.field_invisible and r.invisible_model_id:
                     modifiers = simplejson.loads(node.get("modifiers"))
-                    modifiers["required"] = True
+                    visibility_field_name = r.get_field_name("visibility")
+                    modifiers["invisible"] = (
+                        "[('%s', '=', True)]" % visibility_field_name
+                    )
                     node.set("modifiers", simplejson.dumps(modifiers))
-                    res["arch"] = etree.tostring(doc)
-                if r.field_invisible:
-                    node.set("invisible", "1")
+                    new_node = etree.fromstring(field_node_str % visibility_field_name)
+                    new_node.set("invisible", "1")
+                    new_node.set("modifiers", field_node_mod)
+                    node.getparent().append(new_node)
+                if r.required_field_id and r.required_model_id:
                     modifiers = simplejson.loads(node.get("modifiers"))
-                    modifiers["invisible"] = True
+                    required_field_name = r.get_field_name("required")
+                    modifiers["required"] = "[('%s', '=', True)]" % required_field_name
                     node.set("modifiers", simplejson.dumps(modifiers))
-                    res["arch"] = etree.tostring(doc)
-        return res
+                    new_node = etree.fromstring(field_node_str % required_field_name)
+                    new_node.set("invisible", "1")
+                    new_node.set("modifiers", field_node_mod)
+                    node.getparent().append(new_node)
+                if r.readonly_field_id and r.readonly_model_id:
+                    modifiers = simplejson.loads(node.get("modifiers"))
+                    readonly_field_name = r.get_field_name("readonly")
+                    modifiers["readonly"] = "[('%s', '=', True)]" % readonly_field_name
+                    node.set("modifiers", simplejson.dumps(modifiers))
+                    new_node = etree.fromstring(field_node_str % readonly_field_name)
+                    new_node.set("invisible", "1")
+                    new_node.set("modifiers", field_node_mod)
+                    node.getparent().append(new_node)
+            arch["arch"] = etree.tostring(doc)
+        return arch
+
+    def _compute_restrictions_fields(self):
+        """Common compute method for all restrictions types"""
+        for record in self:
+            restrictions = self.env["custom.field.restriction"].search(
+                [("model_name", "=", self._name)]
+            )
+            if not restrictions:
+                return
+            for r in restrictions:
+                if r.visibility_field_id:
+                    field_name = r.visibility_field_id.name
+                    record[field_name] = False
+                if r.required_field_id:
+                    field_name = r.required_field_id.name
+                    record[field_name] = False
+                if r.readonly_field_id:
+                    field_name = r.readonly_field_id.name
+                    record[field_name] = False
+                if r.condition_domain:
+                    filtered_rec_id = record.filtered_domain(
+                        safe_eval(r.condition_domain)
+                    )
+                    if filtered_rec_id and r.group_ids & self.env.user.groups_id:
+                        record[field_name] = True
+                elif r.group_ids:
+                    if r.group_ids & self.env.user.groups_id:
+                        record[field_name] = True
diff --git a/web_field_required_invisible_manager/readme/DESCRIPTION.rst b/web_field_required_invisible_manager/readme/DESCRIPTION.rst
index 865933451..2f712e503 100644
--- a/web_field_required_invisible_manager/readme/DESCRIPTION.rst
+++ b/web_field_required_invisible_manager/readme/DESCRIPTION.rst
@@ -1,3 +1,3 @@
-This module allows to set a field required or invisible for users belonging to a specific group.
+This module allows to set a field required, invisible or readonly for users belonging to a specific group.
 
-The field can be required or invisible in any case, or according to specific conditions.
+The field can be required, invisible or readonly in any case, or according to specific conditions.
diff --git a/web_field_required_invisible_manager/readme/USAGE.rst b/web_field_required_invisible_manager/readme/USAGE.rst
index 9bf077834..28ff48091 100644
--- a/web_field_required_invisible_manager/readme/USAGE.rst
+++ b/web_field_required_invisible_manager/readme/USAGE.rst
@@ -1,7 +1,7 @@
 Go to Settings > Technical > Models
 
-Select a model > in tab "Custom required fields" or "Custom invisible fields" add a line
+Select a model > in tab "Custom required fields", "Custom invisible fields" or "Custom readonly fields" add a line
 
-Select a field, add one or more group and enable flag "Required" or "Invisible"
+Select a field, add one or more group and enable flag "Required", "Invisible" or "Readonly"
 
-If needed, set a condition for which the field should be required or invisible for users of those groups.
+If needed, set a condition for which the field should be required, invisible or readonly for users of those groups.
diff --git a/web_field_required_invisible_manager/tests/test_web_field_required_invisible_manager.py b/web_field_required_invisible_manager/tests/test_web_field_required_invisible_manager.py
index 6dac9b59b..2d3113297 100644
--- a/web_field_required_invisible_manager/tests/test_web_field_required_invisible_manager.py
+++ b/web_field_required_invisible_manager/tests/test_web_field_required_invisible_manager.py
@@ -12,11 +12,11 @@ class TestFieldRequiredIvisibleManager(common.SavepointCase):
             [("model", "=", "res.partner"), ("name", "=", "name")]
         )
         cls.partner_id_field_id = cls.env["ir.model.fields"].search(
-            [("model", "=", "res.partner"), ("name", "=", "id")]
+            [("model", "=", "res.partner"), ("name", "=", "name")]
         )
         cls.partner_model_id = cls.partner_name_field_id.model_id
         cls.partner_title_model_id = cls.env["ir.model"].search(
-            [("name", "=", "res.partner.title")]
+            [("model", "=", "res.partner.title")]
         )
         cls.partner_title_name_field_id = cls.env["ir.model.fields"].search(
             [("model", "=", "res.partner.title"), ("name", "=", "name")]
@@ -50,10 +50,29 @@ class TestFieldRequiredIvisibleManager(common.SavepointCase):
                 "condition_domain": "[('id', '>', 0)]",
             }
         )
+        cls.readonly_rec_id = cls.env["custom.field.restriction"].create(
+            {
+                "readonly_model_id": cls.partner_model_id.id,
+                "field_id": cls.partner_id_field_id.id,
+                "group_ids": [(6, 0, cls.env.ref("base.group_user").ids)],
+                "field_readonly": True,
+                "condition_domain": "[('id', '>', 0)]",
+            }
+        )
+        cls.res_partner_title_madam = cls.env.ref("base.res_partner_title_madam")
         cls.deco_addict = cls.env.ref("base.res_partner_2")
-        cls.partner_view = cls.env.ref("base.view_partner_simple_form")
+        cls.partner_form_view = cls.env.ref("base.view_partner_simple_form")
+        cls.partner_tree_view = cls.env.ref("base.view_partner_tree")
+        cls.view_partner_title_form = cls.env.ref("base.view_partner_title_form")
+        cls.view_partner_title_tree = cls.env.ref("base.view_partner_title_tree")
+        cls.view_users_form = cls.env.ref("base.view_users_form")
+        cls.view_users_tree = cls.env.ref("base.view_users_tree")
 
     def test_all_web_field_required_invisible_manager(self):
+        # related fields are created
+        self.assertTrue(self.invisible_rec_id.visibility_field_id)
+        self.assertTrue(self.required_rec_id.required_field_id)
+        self.assertTrue(self.readonly_rec_id.readonly_field_id)
         # onchange_field_id()
         self.assertFalse(self.invisible_title_rec_id.required)
         self.invisible_title_rec_id.field_id = self.partner_title_name_field_id
@@ -65,4 +84,49 @@ class TestFieldRequiredIvisibleManager(common.SavepointCase):
         self.required_rec_id._compute_model_name()
         self.assertEqual(self.required_rec_id.model_name, "res.partner")
         # fields_view_get()
-        self.deco_addict.fields_view_get(view_id=self.partner_view.id, view_type="form")
+        self.deco_addict.fields_view_get(
+            view_id=self.partner_form_view.id, view_type="form"
+        )
+        self.deco_addict.fields_view_get(
+            view_id=self.partner_tree_view.id, view_type="tree"
+        )
+        self.res_partner_title_madam.fields_view_get(
+            view_id=self.view_partner_title_form.id, view_type="form"
+        )
+        self.res_partner_title_madam.fields_view_get(
+            view_id=self.view_partner_title_tree.id, view_type="tree"
+        )
+        self.env.user.fields_view_get(view_id=self.view_users_form.id, view_type="form")
+        self.env.user.fields_view_get(view_id=self.view_users_tree.id, view_type="tree")
+        # read
+        self.deco_addict.read(
+            [
+                "id",
+                "name",
+                "x_computed_res_partner_name_readonly",
+                "x_computed_res_partner_name_required",
+                "x_computed_res_partner_name_visibility",
+            ]
+        )
+        self.res_partner_title_madam.read(
+            ["id", "name", "x_computed_res_partner_title_shortcut_visibility"]
+        )
+        self.env.user.read(["id", "name"])
+        self.env.user._compute_restrictions_fields()
+        # computed value
+        self.assertTrue(self.deco_addict.x_computed_res_partner_name_readonly)
+        self.assertTrue(self.deco_addict.x_computed_res_partner_name_required)
+        self.assertFalse(self.deco_addict.x_computed_res_partner_name_visibility)
+        self.assertTrue(
+            self.res_partner_title_madam.x_computed_res_partner_title_shortcut_visibility
+        )
+        # change domain, reset cache. Should be True now
+        self.invisible_rec_id.condition_domain = "[('id', '>', 0)]"
+        self.deco_addict.invalidate_cache()
+        self.deco_addict.read(["x_computed_res_partner_name_visibility"])
+        self.assertTrue(self.deco_addict.x_computed_res_partner_name_visibility)
+        # unlink
+        field_name = self.invisible_title_rec_id.get_field_name("visibility")
+        self.invisible_title_rec_id.unlink()
+        field_id = self.env["ir.model.fields"].search([("name", "=", field_name)])
+        self.assertFalse(field_id)
diff --git a/web_field_required_invisible_manager/views/views.xml b/web_field_required_invisible_manager/views/views.xml
index 636bb65b5..cfe6c90d1 100644
--- a/web_field_required_invisible_manager/views/views.xml
+++ b/web_field_required_invisible_manager/views/views.xml
@@ -1,4 +1,3 @@
-<?xml version="1.0" encoding="utf-8" ?>
 <odoo>
 
     <record id="view_model_form_inherit" model="ir.ui.view">
@@ -33,6 +32,7 @@
                             />
                             <field name="condition_domain" />
                             <field name="group_ids" widget="many2many_tags" />
+                            <field name="required_field_id" optional="hide" />
                         </tree>
                     </field>
                 </page>
@@ -59,6 +59,35 @@
                             <field name="field_invisible" />
                             <field name="condition_domain" />
                             <field name="group_ids" widget="many2many_tags" />
+                            <field name="visibility_field_id" optional="hide" />
+                        </tree>
+                    </field>
+                </page>
+                <page
+                    string="Custom Readonly Fields"
+                    name="custom_readonly_restriction"
+                >
+                    <field
+                        name="custom_readonly_restriction_ids"
+                        nolabel="1"
+                        context="{'default_readonly_model_id': model}"
+                    >
+                        <tree string="Fields">
+                            <field name="required_model_id" invisible="1" />
+                            <field name="invisible_model_id" invisible="1" />
+                            <field name="readonly_model_id" invisible="1" />
+                            <field name="model_name" invisible="1" />
+                            <field
+                                name="field_id"
+                                context="{'search_by_technical_name': True, 'display_technical_name': True}"
+                                domain="[('model_id.model', '=', model_name)]"
+                                options="{'create': False, 'create_edit': False}"
+                            />
+                            <field name="default_required" invisible="1" />
+                            <field name="field_readonly" />
+                            <field name="condition_domain" />
+                            <field name="group_ids" widget="many2many_tags" />
+                            <field name="readonly_field_id" optional="hide" />
                         </tree>
                     </field>
                 </page>
@@ -76,6 +105,7 @@
 
                         <field name="required_model_id" invisible="1" />
                         <field name="invisible_model_id" invisible="1" />
+                        <field name="readonly_model_id" invisible="1" />
                         <field name="model_name" invisible="1" />
                         <field
                                 name="field_id"
@@ -91,8 +121,11 @@
                             />
                         <field
                                 name="field_invisible"
-                                attrs="{'readonly':[('default_required', '=', True)],
-                                        'invisible':[('invisible_model_id', '=', False)]}"
+                                attrs="{'invisible':[('invisible_model_id', '=', False)]}"
+                            />
+                        <field
+                                name="field_readonly"
+                                attrs="{'invisible':[('readonly_model_id', '=', False)]}"
                             />
                         <field
                                 name="condition_domain"