diff --git a/entrypoint.go b/entrypoint.go
index 48c17f2..6fd68aa 100644
--- a/entrypoint.go
+++ b/entrypoint.go
@@ -36,28 +36,28 @@ type LibDataEnum int
 // init accessible constant to retrieve data from the database
 const (
 	INVALID             LibDataEnum = iota
-	DATA_RESOURCE                   = utils.DATA_RESOURCE
-	PROCESSING_RESOURCE             = utils.PROCESSING_RESOURCE
-	STORAGE_RESOURCE                = utils.STORAGE_RESOURCE
-	DATACENTER_RESOURCE             = utils.DATACENTER_RESOURCE
-	WORKFLOW_RESOURCE               = utils.WORKFLOW_RESOURCE
-	WORKFLOW                        = utils.WORKFLOW
-	WORKSPACE                       = utils.WORKSPACE
-	WORKFLOW_EXECUTION              = utils.WORKFLOW_EXECUTION
-	PEER                            = utils.PEER
-	SHARED_WORKSPACE                = utils.COLLABORATIVE_AREA
-	RULE                            = utils.RULE
-	BOOKING                         = utils.BOOKING
+	DATA_RESOURCE                   = tools.DATA_RESOURCE
+	PROCESSING_RESOURCE             = tools.PROCESSING_RESOURCE
+	STORAGE_RESOURCE                = tools.STORAGE_RESOURCE
+	DATACENTER_RESOURCE             = tools.DATACENTER_RESOURCE
+	WORKFLOW_RESOURCE               = tools.WORKFLOW_RESOURCE
+	WORKFLOW                        = tools.WORKFLOW
+	WORKSPACE                       = tools.WORKSPACE
+	WORKFLOW_EXECUTION              = tools.WORKFLOW_EXECUTION
+	PEER                            = tools.PEER
+	SHARED_WORKSPACE                = tools.COLLABORATIVE_AREA
+	RULE                            = tools.RULE
+	BOOKING                         = tools.BOOKING
 )
 
 // will turn into standards api hostnames
 func (d LibDataEnum) API() string {
-	return utils.DefaultAPI[d]
+	return tools.DefaultAPI[d]
 }
 
 // will turn into standards name
 func (d LibDataEnum) String() string {
-	return utils.Str[d]
+	return tools.Str[d]
 }
 
 // will turn into enum index
@@ -121,13 +121,13 @@ func SetConfig(mongoUrl string, database string, natsUrl string, lokiUrl string,
 		Resource model is the model that will define the structure of the resources
 	*/
 	accessor := (&resource_model.ResourceModel{}).GetAccessor(nil)
-	for _, model := range []string{utils.DATA_RESOURCE.String(), utils.PROCESSING_RESOURCE.String(), utils.STORAGE_RESOURCE.String(), utils.DATACENTER_RESOURCE.String(), utils.WORKFLOW_RESOURCE.String()} {
+	for _, model := range []string{tools.DATA_RESOURCE.String(), tools.PROCESSING_RESOURCE.String(), tools.STORAGE_RESOURCE.String(), tools.DATACENTER_RESOURCE.String(), tools.WORKFLOW_RESOURCE.String()} {
 		data, code, _ := accessor.Search(nil, model)
 		if code == 404 || len(data) == 0 {
 			m := map[string]resource_model.Model{}
 			// TODO Specify the model for each resource
 			// for now only processing is specified here (not an elegant way)
-			if model == utils.PROCESSING_RESOURCE.String() {
+			if model == tools.PROCESSING_RESOURCE.String() {
 				m["command"] = resource_model.Model{
 					Type:     "string",
 					ReadOnly: false,
@@ -378,72 +378,72 @@ func CopyOne(collection LibDataEnum, object map[string]interface{}, c ...*tools.
 // ================ CAST ========================= //
 
 func (l *LibData) ToDataResource() *data.DataResource {
-	if l.Data.GetAccessor(nil).GetType() == utils.DATA_RESOURCE.String() {
+	if l.Data.GetAccessor(nil).GetType() == tools.DATA_RESOURCE.String() {
 		return l.Data.(*data.DataResource)
 	}
 	return nil
 }
 
 func (l *LibData) ToDatacenterResource() *datacenter.DatacenterResource {
-	if l.Data != nil && l.Data.GetAccessor(nil).GetType() == utils.DATACENTER_RESOURCE.String() {
+	if l.Data != nil && l.Data.GetAccessor(nil).GetType() == tools.DATACENTER_RESOURCE.String() {
 		return l.Data.(*datacenter.DatacenterResource)
 	}
 	return nil
 }
 func (l *LibData) ToStorageResource() *storage.StorageResource {
-	if l.Data.GetAccessor(nil).GetType() == utils.STORAGE_RESOURCE.String() {
+	if l.Data.GetAccessor(nil).GetType() == tools.STORAGE_RESOURCE.String() {
 		return l.Data.(*storage.StorageResource)
 	}
 	return nil
 }
 func (l *LibData) ToProcessingResource() *processing.ProcessingResource {
-	if l.Data.GetAccessor(nil).GetType() == utils.PROCESSING_RESOURCE.String() {
+	if l.Data.GetAccessor(nil).GetType() == tools.PROCESSING_RESOURCE.String() {
 		return l.Data.(*processing.ProcessingResource)
 	}
 	return nil
 }
 func (l *LibData) ToWorkflowResource() *w.WorkflowResource {
-	if l.Data.GetAccessor(nil).GetType() == utils.WORKFLOW_RESOURCE.String() {
+	if l.Data.GetAccessor(nil).GetType() == tools.WORKFLOW_RESOURCE.String() {
 		return l.Data.(*w.WorkflowResource)
 	}
 	return nil
 }
 func (l *LibData) ToPeer() *peer.Peer {
-	if l.Data.GetAccessor(nil).GetType() == utils.PEER.String() {
+	if l.Data.GetAccessor(nil).GetType() == tools.PEER.String() {
 		return l.Data.(*peer.Peer)
 	}
 	return nil
 }
 
 func (l *LibData) ToWorkflow() *w2.Workflow {
-	if l.Data.GetAccessor(nil).GetType() == utils.WORKFLOW.String() {
+	if l.Data.GetAccessor(nil).GetType() == tools.WORKFLOW.String() {
 		return l.Data.(*w2.Workflow)
 	}
 	return nil
 }
 func (l *LibData) ToWorkspace() *workspace.Workspace {
-	if l.Data.GetAccessor(nil).GetType() == utils.WORKSPACE.String() {
+	if l.Data.GetAccessor(nil).GetType() == tools.WORKSPACE.String() {
 		return l.Data.(*workspace.Workspace)
 	}
 	return nil
 }
 
 func (l *LibData) ToCollaborativeArea() *collaborative_area.CollaborativeArea {
-	if l.Data.GetAccessor(nil).GetType() == utils.COLLABORATIVE_AREA.String() {
+	if l.Data.GetAccessor(nil).GetType() == tools.COLLABORATIVE_AREA.String() {
 		return l.Data.(*collaborative_area.CollaborativeArea)
 	}
 	return nil
 }
 
 func (l *LibData) ToRule() *rule.Rule {
-	if l.Data.GetAccessor(nil).GetType() == utils.COLLABORATIVE_AREA.String() {
+	if l.Data.GetAccessor(nil).GetType() == tools.COLLABORATIVE_AREA.String() {
 		return l.Data.(*rule.Rule)
 	}
 	return nil
 }
 
 func (l *LibData) ToWorkflowExecution() *workflow_execution.WorkflowExecution {
-	if l.Data.GetAccessor(nil).GetType() == utils.WORKFLOW_EXECUTION.String() {
+	if l.Data.GetAccessor(nil).GetType() == tools.WORKFLOW_EXECUTION.String() {
 		return l.Data.(*workflow_execution.WorkflowExecution)
 	}
 	return nil
diff --git a/models/booking/booking.go b/models/booking/booking.go
index a6879af..f267124 100644
--- a/models/booking/booking.go
+++ b/models/booking/booking.go
@@ -65,7 +65,7 @@ func (d *Booking) GetName() string {
 
 func (d *Booking) GetAccessor(caller *tools.HTTPCaller) utils.Accessor {
 	data := New()                    // Create a new instance of the accessor
-	data.Init(utils.BOOKING, caller) // Initialize the accessor with the BOOKING model type
+	data.Init(tools.BOOKING, caller) // Initialize the accessor with the BOOKING model type
 	return data
 }
 
diff --git a/models/models.go b/models/models.go
index e6aca95..e4305fe 100644
--- a/models/models.go
+++ b/models/models.go
@@ -2,12 +2,12 @@ package models
 
 import (
 	"cloud.o-forge.io/core/oc-lib/logs"
+	"cloud.o-forge.io/core/oc-lib/tools"
 
 	"cloud.o-forge.io/core/oc-lib/models/booking"
 	"cloud.o-forge.io/core/oc-lib/models/peer"
 	"cloud.o-forge.io/core/oc-lib/models/resource_model"
 	d "cloud.o-forge.io/core/oc-lib/models/resources/data"
-	dc "cloud.o-forge.io/core/oc-lib/models/resources/datacenter"
 	p "cloud.o-forge.io/core/oc-lib/models/resources/processing"
 	s "cloud.o-forge.io/core/oc-lib/models/resources/storage"
 	w "cloud.o-forge.io/core/oc-lib/models/resources/workflow"
@@ -24,28 +24,27 @@ This package contains the models used in the application
 It's used to create the models dynamically
 */
 var models = map[string]func() utils.DBObject{
-	utils.WORKFLOW_RESOURCE.String():   func() utils.DBObject { return &w.WorkflowResource{} },
-	utils.DATA_RESOURCE.String():       func() utils.DBObject { return &d.DataResource{} },
-	utils.DATACENTER_RESOURCE.String(): func() utils.DBObject { return &dc.DatacenterResource{} },
-	utils.STORAGE_RESOURCE.String():    func() utils.DBObject { return &s.StorageResource{} },
-	utils.PROCESSING_RESOURCE.String(): func() utils.DBObject { return &p.ProcessingResource{} },
-	utils.WORKFLOW.String():            func() utils.DBObject { return &w2.Workflow{} },
-	utils.WORKFLOW_EXECUTION.String():  func() utils.DBObject { return &workflow_execution.WorkflowExecution{} },
-	utils.WORKSPACE.String():           func() utils.DBObject { return &w3.Workspace{} },
-	utils.RESOURCE_MODEL.String():      func() utils.DBObject { return &resource_model.ResourceModel{} },
-	utils.PEER.String():                func() utils.DBObject { return &peer.Peer{} },
-	utils.COLLABORATIVE_AREA.String():  func() utils.DBObject { return &collaborative_area.CollaborativeArea{} },
-	utils.RULE.String():                func() utils.DBObject { return &rule.Rule{} },
-	utils.BOOKING.String():             func() utils.DBObject { return &booking.Booking{} },
+	tools.WORKFLOW_RESOURCE.String():   func() utils.DBObject { return &w.WorkflowResource{} },
+	tools.DATA_RESOURCE.String():       func() utils.DBObject { return &d.DataResource{} },
+	tools.STORAGE_RESOURCE.String():    func() utils.DBObject { return &s.StorageResource{} },
+	tools.PROCESSING_RESOURCE.String(): func() utils.DBObject { return &p.ProcessingResource{} },
+	tools.WORKFLOW.String():            func() utils.DBObject { return &w2.Workflow{} },
+	tools.WORKFLOW_EXECUTION.String():  func() utils.DBObject { return &workflow_execution.WorkflowExecution{} },
+	tools.WORKSPACE.String():           func() utils.DBObject { return &w3.Workspace{} },
+	tools.RESOURCE_MODEL.String():      func() utils.DBObject { return &resource_model.ResourceModel{} },
+	tools.PEER.String():                func() utils.DBObject { return &peer.Peer{} },
+	tools.COLLABORATIVE_AREA.String():  func() utils.DBObject { return &collaborative_area.CollaborativeArea{} },
+	tools.RULE.String():                func() utils.DBObject { return &rule.Rule{} },
+	tools.BOOKING.String():             func() utils.DBObject { return &booking.Booking{} },
 }
 
 // Model returns the model object based on the model type
 func Model(model int) utils.DBObject {
 	log := logs.GetLogger()
-	if _, ok := models[utils.FromInt(model)]; ok {
-		return models[utils.FromInt(model)]()
+	if _, ok := models[tools.FromInt(model)]; ok {
+		return models[tools.FromInt(model)]()
 	}
-	log.Error().Msg("Can't find model " + utils.FromInt(model) + ".")
+	log.Error().Msg("Can't find model " + tools.FromInt(model) + ".")
 	return nil
 }
 
diff --git a/models/peer/peer.go b/models/peer/peer.go
index 6f16833..a74d505 100644
--- a/models/peer/peer.go
+++ b/models/peer/peer.go
@@ -70,7 +70,7 @@ func (d *Peer) GetName() string {
 
 func (d *Peer) GetAccessor(caller *tools.HTTPCaller) utils.Accessor {
 	data := New()                 // Create a new instance of the accessor
-	data.Init(utils.PEER, caller) // Initialize the accessor with the PEER model type
+	data.Init(tools.PEER, caller) // Initialize the accessor with the PEER model type
 	return data
 }
 
diff --git a/models/resource_model/resource_model.go b/models/resource_model/resource_model.go
index 40b6468..eede3d8 100644
--- a/models/resource_model/resource_model.go
+++ b/models/resource_model/resource_model.go
@@ -93,7 +93,7 @@ func (d *ResourceModel) GetName() string {
 
 func (d *ResourceModel) GetAccessor(caller *tools.HTTPCaller) utils.Accessor {
 	data := &ResourceModelMongoAccessor{}
-	data.Init(utils.RESOURCE_MODEL, caller)
+	data.Init(tools.RESOURCE_MODEL, caller)
 	return data
 }
 
diff --git a/models/resources/data/data.go b/models/resources/data/data.go
index 877feec..6dc5bfc 100644
--- a/models/resources/data/data.go
+++ b/models/resources/data/data.go
@@ -40,6 +40,6 @@ func (dma *DataResource) Serialize() map[string]interface{} {
 
 func (d *DataResource) GetAccessor(caller *tools.HTTPCaller) utils.Accessor {
 	data := New()                          // Create a new instance of the accessor
-	data.Init(utils.DATA_RESOURCE, caller) // Initialize the accessor with the DATA_RESOURCE model type
+	data.Init(tools.DATA_RESOURCE, caller) // Initialize the accessor with the DATA_RESOURCE model type
 	return data
 }
diff --git a/models/resources/datacenter/datacenter.go b/models/resources/datacenter/datacenter.go
index 73e6f50..b610425 100644
--- a/models/resources/datacenter/datacenter.go
+++ b/models/resources/datacenter/datacenter.go
@@ -40,7 +40,7 @@ func (dma *DatacenterResource) Serialize() map[string]interface{} {
 
 func (d *DatacenterResource) GetAccessor(caller *tools.HTTPCaller) utils.Accessor {
 	data := New()
-	data.Init(utils.DATACENTER_RESOURCE, caller)
+	data.Init(tools.DATACENTER_RESOURCE, caller)
 	return data
 }
 
diff --git a/models/resources/processing/processing.go b/models/resources/processing/processing.go
index 1e75db3..b441c65 100644
--- a/models/resources/processing/processing.go
+++ b/models/resources/processing/processing.go
@@ -61,6 +61,6 @@ func (dma *ProcessingResource) Serialize() map[string]interface{} {
 
 func (d *ProcessingResource) GetAccessor(caller *tools.HTTPCaller) utils.Accessor {
 	data := New()                                // Create a new instance of the accessor
-	data.Init(utils.PROCESSING_RESOURCE, caller) // Initialize the accessor with the PROCESSING_RESOURCE model type
+	data.Init(tools.PROCESSING_RESOURCE, caller) // Initialize the accessor with the PROCESSING_RESOURCE model type
 	return data
 }
diff --git a/models/resources/storage/storage.go b/models/resources/storage/storage.go
index 52ef7e9..7470ba7 100644
--- a/models/resources/storage/storage.go
+++ b/models/resources/storage/storage.go
@@ -50,6 +50,6 @@ func (dma *StorageResource) Serialize() map[string]interface{} {
 
 func (d *StorageResource) GetAccessor(caller *tools.HTTPCaller) utils.Accessor {
 	data := New()                             // Create a new instance of the accessor
-	data.Init(utils.STORAGE_RESOURCE, caller) // Initialize the accessor with the STORAGE_RESOURCE model type
+	data.Init(tools.STORAGE_RESOURCE, caller) // Initialize the accessor with the STORAGE_RESOURCE model type
 	return data
 }
diff --git a/models/resources/workflow/workflow.go b/models/resources/workflow/workflow.go
index 2a7a900..07720f8 100644
--- a/models/resources/workflow/workflow.go
+++ b/models/resources/workflow/workflow.go
@@ -17,7 +17,7 @@ type WorkflowResource struct {
 
 func (d *WorkflowResource) GetAccessor(caller *tools.HTTPCaller) utils.Accessor {
 	data := New()                              // Create a new instance of the accessor
-	data.Init(utils.WORKFLOW_RESOURCE, caller) // Initialize the accessor with the WORKFLOW_RESOURCE model type
+	data.Init(tools.WORKFLOW_RESOURCE, caller) // Initialize the accessor with the WORKFLOW_RESOURCE model type
 	return data
 }
 
diff --git a/models/utils/abstracts.go b/models/utils/abstracts.go
index 2333665..cd6c45d 100644
--- a/models/utils/abstracts.go
+++ b/models/utils/abstracts.go
@@ -81,7 +81,7 @@ func (dma *AbstractAccessor) GetCaller() *tools.HTTPCaller {
 }
 
 // Init initializes the accessor with the data type and the http caller
-func (dma *AbstractAccessor) Init(t DataType, caller *tools.HTTPCaller) {
+func (dma *AbstractAccessor) Init(t tools.DataType, caller *tools.HTTPCaller) {
 	dma.Logger = logs.CreateLogger(t.String()) // Create a logger with the data type
 	dma.Caller = caller                        // Set the caller
 	dma.Type = t.String()                      // Set the data type
diff --git a/models/utils/interfaces.go b/models/utils/interfaces.go
index 006a57c..ef2ebdb 100644
--- a/models/utils/interfaces.go
+++ b/models/utils/interfaces.go
@@ -26,7 +26,7 @@ type DBObject interface {
 
 // Accessor is an interface that defines the basic methods for an Accessor
 type Accessor interface {
-	Init(t DataType, caller *tools.HTTPCaller)
+	Init(t tools.DataType, caller *tools.HTTPCaller)
 	GetType() string
 	GetCaller() *tools.HTTPCaller
 	Search(filters *dbs.Filters, search string) ([]ShallowDBObject, int, error)
diff --git a/models/workflow/workflow.go b/models/workflow/workflow.go
index 6d46d06..3c3f165 100644
--- a/models/workflow/workflow.go
+++ b/models/workflow/workflow.go
@@ -84,7 +84,7 @@ func (d *Workflow) GetName() string {
 
 func (d *Workflow) GetAccessor(caller *tools.HTTPCaller) utils.Accessor {
 	data := New()                     // Create a new instance of the accessor
-	data.Init(utils.WORKFLOW, caller) // Initialize the accessor with the WORKFLOW model type
+	data.Init(tools.WORKFLOW, caller) // Initialize the accessor with the WORKFLOW model type
 	return data
 }
 
diff --git a/models/workflow/workflow_history_mongo_accessor.go b/models/workflow/workflow_history_mongo_accessor.go
new file mode 100644
index 0000000..e141195
--- /dev/null
+++ b/models/workflow/workflow_history_mongo_accessor.go
@@ -0,0 +1,34 @@
+package workflow
+
+import (
+	"cloud.o-forge.io/core/oc-lib/models/utils"
+	"cloud.o-forge.io/core/oc-lib/tools"
+	"github.com/google/uuid"
+)
+
+type WorkflowHistory struct{ Workflow }
+
+func (d *WorkflowHistory) GetAccessor(caller *tools.HTTPCaller) utils.Accessor {
+	data := New()                              // Create a new instance of the accessor
+	data.Init(tools.WORKSPACE_HISTORY, caller) // Initialize the accessor with the WORKSPACE model type
+	return data
+}
+func (r *WorkflowHistory) GenerateID() {
+	r.UUID = uuid.New().String()
+}
+
+// Workspace is a struct that represents a workspace
+type workflowHistoryMongoAccessor struct {
+	workflowMongoAccessor // AbstractAccessor contains the basic fields of an accessor (model, caller)
+}
+
+// New creates a new instance of the workspaceMongoAccessor
+func NewHistory() *workflowHistoryMongoAccessor {
+	return &workflowHistoryMongoAccessor{}
+}
+
+func (r *workflowHistoryMongoAccessor) MapFromWorkflow(w *Workflow) *WorkflowHistory {
+	wh := &WorkflowHistory{Workflow: *w}
+	wh.GenerateID()
+	return wh
+}
diff --git a/models/workflow/workflow_mongo_accessor.go b/models/workflow/workflow_mongo_accessor.go
index 0f4df60..12f0036 100644
--- a/models/workflow/workflow_mongo_accessor.go
+++ b/models/workflow/workflow_mongo_accessor.go
@@ -175,6 +175,8 @@ func (wfa *workflowMongoAccessor) share(realData *Workflow, delete bool, caller
 				continue
 			}
 			if delete { // if the workflow is deleted, share the deletion
+				history := NewHistory()
+				history.StoreOne(history.MapFromWorkflow(res.(*Workflow)))
 				_, err = paccess.LaunchPeerExecution(p, res.GetID(), tools.WORKFLOW, tools.DELETE, map[string]interface{}{}, caller)
 			} else { // if the workflow is updated, share the update
 				_, err = paccess.LaunchPeerExecution(p, res.GetID(), tools.WORKFLOW, tools.PUT, res.Serialize(), caller)
@@ -196,9 +198,9 @@ func (wfa *workflowMongoAccessor) execution(id string, realData *Workflow, delet
 		mongo.MONGOService.DeleteMultiple(map[string]interface{}{
 			"state":       1, // only delete the scheduled executions only scheduled if executions are in progress or ended, they should not be deleted for registration
 			"workflow_id": id,
-		}, utils.WORKFLOW_EXECUTION.String())
+		}, tools.WORKFLOW_EXECUTION.String())
 		err := wfa.book(id, realData, []*workflow_execution.WorkflowExecution{}) // delete the booking of the workflow on the peers
-		nats.SetNATSPub(utils.WORKFLOW.String(), tools.REMOVE, realData)         // send the deletion to the nats
+		nats.SetNATSPub(tools.WORKFLOW.String(), tools.REMOVE, realData)         // send the deletion to the nats
 		if err != nil {
 			return 409, err
 		}
@@ -224,7 +226,7 @@ func (wfa *workflowMongoAccessor) execution(id string, realData *Workflow, delet
 				return code, err
 			}
 		}
-		nats.SetNATSPub(utils.WORKFLOW.String(), tools.CREATE, realData) // send the creation to the nats
+		nats.SetNATSPub(tools.WORKFLOW.String(), tools.CREATE, realData) // send the creation to the nats
 	} else {
 		return 422, err
 	}
diff --git a/models/workflow_execution/workflow_execution.go b/models/workflow_execution/workflow_execution.go
index 49f0c74..50846f9 100644
--- a/models/workflow_execution/workflow_execution.go
+++ b/models/workflow_execution/workflow_execution.go
@@ -119,7 +119,7 @@ func (d *WorkflowExecution) GetName() string {
 
 func (d *WorkflowExecution) GetAccessor(caller *tools.HTTPCaller) utils.Accessor {
 	data := New()                               // Create a new instance of the accessor
-	data.Init(utils.WORKFLOW_EXECUTION, caller) // Initialize the accessor with the WORKFLOW_EXECUTION model type
+	data.Init(tools.WORKFLOW_EXECUTION, caller) // Initialize the accessor with the WORKFLOW_EXECUTION model type
 	return data
 }
 
diff --git a/models/workspace/shared/collaborative_area.go b/models/workspace/shared/collaborative_area.go
index 5a39aca..5f40f3f 100644
--- a/models/workspace/shared/collaborative_area.go
+++ b/models/workspace/shared/collaborative_area.go
@@ -50,7 +50,7 @@ func (d *CollaborativeArea) GetName() string {
 
 func (d *CollaborativeArea) GetAccessor(caller *tools.HTTPCaller) utils.Accessor {
 	data := New()                               // Create a new instance of the accessor
-	data.Init(utils.COLLABORATIVE_AREA, caller) // Initialize the accessor with the SHARED_WORKSPACE model type
+	data.Init(tools.COLLABORATIVE_AREA, caller) // Initialize the accessor with the SHARED_WORKSPACE model type
 	return data
 }
 
diff --git a/models/workspace/shared/rules/rule/rule.go b/models/workspace/shared/rules/rule/rule.go
index 7559e01..0d9b303 100644
--- a/models/workspace/shared/rules/rule/rule.go
+++ b/models/workspace/shared/rules/rule/rule.go
@@ -32,7 +32,7 @@ func (d *Rule) GetName() string {
 
 func (d *Rule) GetAccessor(caller *tools.HTTPCaller) utils.Accessor {
 	data := New()
-	data.Init(utils.RULE, caller)
+	data.Init(tools.RULE, caller)
 	return data
 }
 
diff --git a/models/workspace/shared/shallow_collaborative_area/shallow_collaborative_area.go b/models/workspace/shared/shallow_collaborative_area/shallow_collaborative_area.go
index 9b77f11..178ef8d 100644
--- a/models/workspace/shared/shallow_collaborative_area/shallow_collaborative_area.go
+++ b/models/workspace/shared/shallow_collaborative_area/shallow_collaborative_area.go
@@ -37,7 +37,7 @@ func (d *ShallowCollaborativeArea) GetName() string {
 
 func (d *ShallowCollaborativeArea) GetAccessor(caller *tools.HTTPCaller) utils.Accessor {
 	data := New()
-	data.Init(utils.COLLABORATIVE_AREA, caller)
+	data.Init(tools.COLLABORATIVE_AREA, caller)
 	return data
 }
 
diff --git a/models/workspace/workspace.go b/models/workspace/workspace.go
index d5510e6..f89a405 100644
--- a/models/workspace/workspace.go
+++ b/models/workspace/workspace.go
@@ -34,7 +34,7 @@ func (d *Workspace) GetName() string {
 
 func (d *Workspace) GetAccessor(caller *tools.HTTPCaller) utils.Accessor {
 	data := New()                      // Create a new instance of the accessor
-	data.Init(utils.WORKSPACE, caller) // Initialize the accessor with the WORKSPACE model type
+	data.Init(tools.WORKSPACE, caller) // Initialize the accessor with the WORKSPACE model type
 	return data
 }
 
diff --git a/models/workspace/workspace_history_mongo_accessor.go b/models/workspace/workspace_history_mongo_accessor.go
new file mode 100644
index 0000000..ab2b86d
--- /dev/null
+++ b/models/workspace/workspace_history_mongo_accessor.go
@@ -0,0 +1,34 @@
+package workspace
+
+import (
+	"cloud.o-forge.io/core/oc-lib/models/utils"
+	"cloud.o-forge.io/core/oc-lib/tools"
+	"github.com/google/uuid"
+)
+
+type WorkspaceHistory struct{ Workspace }
+
+func (d *WorkspaceHistory) GetAccessor(caller *tools.HTTPCaller) utils.Accessor {
+	data := New()                              // Create a new instance of the accessor
+	data.Init(tools.WORKSPACE_HISTORY, caller) // Initialize the accessor with the WORKSPACE model type
+	return data
+}
+func (r *WorkspaceHistory) GenerateID() {
+	r.UUID = uuid.New().String()
+}
+
+// Workspace is a struct that represents a workspace
+type workspaceHistoryMongoAccessor struct {
+	workspaceMongoAccessor // AbstractAccessor contains the basic fields of an accessor (model, caller)
+}
+
+// New creates a new instance of the workspaceMongoAccessor
+func NewHistory() *workspaceHistoryMongoAccessor {
+	return &workspaceHistoryMongoAccessor{}
+}
+
+func (r *workspaceHistoryMongoAccessor) MapFromWorkspace(w *Workspace) *WorkspaceHistory {
+	wh := &WorkspaceHistory{Workspace: *w}
+	wh.GenerateID()
+	return wh
+}
diff --git a/models/workspace/workspace_mongo_accessor.go b/models/workspace/workspace_mongo_accessor.go
index 2dc2d7f..d36925c 100644
--- a/models/workspace/workspace_mongo_accessor.go
+++ b/models/workspace/workspace_mongo_accessor.go
@@ -221,6 +221,8 @@ func (wfa *workspaceMongoAccessor) share(realData *Workspace, delete bool, calle
 			continue
 		}
 		if delete { // If the workspace is deleted, share the deletion
+			history := NewHistory()
+			history.StoreOne(history.MapFromWorkspace(res.(*Workspace)))
 			_, err = paccess.LaunchPeerExecution(p, res.GetID(), tools.WORKSPACE, tools.DELETE, map[string]interface{}{}, caller)
 		} else { // If the workspace is updated, share the update
 			_, err = paccess.LaunchPeerExecution(p, res.GetID(), tools.WORKSPACE, tools.PUT, res.Serialize(), caller)
diff --git a/tools/enums.go b/tools/enums.go
index 62e0123..8a3665a 100644
--- a/tools/enums.go
+++ b/tools/enums.go
@@ -18,6 +18,8 @@ const (
 	COLLABORATIVE_AREA
 	RULE
 	BOOKING
+	WORKFLOW_HISTORY
+	WORKSPACE_HISTORY
 )
 
 var NOAPI = ""
@@ -44,6 +46,8 @@ var DefaultAPI = [...]string{
 	SHAREDAPI,
 	SHAREDAPI,
 	DATACENTERAPI,
+	NOAPI,
+	NOAPI,
 }
 
 // Bind the standard data name to the data type
@@ -62,6 +66,8 @@ var Str = [...]string{
 	"shared_workspace",
 	"rule",
 	"booking",
+	"workflow_history",
+	"workspace_history",
 }
 
 func FromInt(i int) string {