diff --git a/frontend/components/admin/AdminStatusTab.vue b/frontend/components/admin/AdminStatusTab.vue
deleted file mode 100644
index d21a2e4..0000000
--- a/frontend/components/admin/AdminStatusTab.vue
+++ /dev/null
@@ -1,140 +0,0 @@
-<template>
-    <div>
-        <div class="flex items-center justify-between">
-            <h2 class="text-lg font-bold text-neutral-900">Statuts</h2>
-            <MalioButton
-                icon-name="mdi:plus"
-                icon-position="left"
-                button-class="w-auto px-4"
-                label="Ajouter un statut"
-                @click="openCreate"
-            />
-        </div>
-
-        <DataTable
-            :columns="columns"
-            :items="items"
-            :loading="isLoading"
-            empty-message="Aucun statut trouvé."
-            deletable
-            @row-click="openEdit"
-            @delete="requestDelete"
-        >
-            <template #cell-color="{ item }">
-                <span
-                    class="inline-block h-6 w-6 rounded-full"
-                    :style="{ backgroundColor: item.color }"
-                />
-            </template>
-        </DataTable>
-
-        <TaskStatusDrawer
-            v-model="drawerOpen"
-            :item="selectedItem"
-            @saved="onSaved"
-        />
-
-        <ConfirmDeleteStatusModal
-            v-model="confirmModalOpen"
-            :status-label="statusToDelete?.label ?? ''"
-            :task-count="affectedTaskCount"
-            :available-statuses="reassignTargets"
-            @confirm="onConfirmDelete"
-        />
-    </div>
-</template>
-
-<script setup lang="ts">
-import type { TaskStatus } from '~/services/dto/task-status'
-import type { Task } from '~/services/dto/task'
-import { useTaskStatusService } from '~/services/task-statuses'
-import { useTaskService } from '~/services/tasks'
-
-import type { DataTableColumn } from '~/components/ui/DataTable.vue'
-
-const columns: DataTableColumn[] = [
-    { key: 'label', label: 'Libellé', primary: true },
-    { key: 'color', label: 'Couleur' },
-    { key: 'position', label: 'Position', class: 'text-neutral-700' },
-]
-
-const statusService = useTaskStatusService()
-const taskService = useTaskService()
-
-const items = ref<TaskStatus[]>([])
-const tasks = ref<Task[]>([])
-const isLoading = ref(true)
-const drawerOpen = ref(false)
-const selectedItem = ref<TaskStatus | null>(null)
-const confirmModalOpen = ref(false)
-const statusToDelete = ref<TaskStatus | null>(null)
-
-const affectedTaskCount = computed(() => {
-    if (!statusToDelete.value) return 0
-    return tasks.value.filter(t => t.status?.id === statusToDelete.value!.id).length
-})
-
-const reassignTargets = computed(() => {
-    if (!statusToDelete.value) return items.value
-    return items.value.filter(s => s.id !== statusToDelete.value!.id)
-})
-
-async function loadItems() {
-    isLoading.value = true
-    try {
-        const [statuses, allTasks] = await Promise.all([
-            statusService.getAll(),
-            taskService.getAll(),
-        ])
-        items.value = statuses
-        tasks.value = allTasks
-    } finally {
-        isLoading.value = false
-    }
-}
-
-function openCreate() {
-    selectedItem.value = null
-    drawerOpen.value = true
-}
-
-function openEdit(item: TaskStatus) {
-    selectedItem.value = item
-    drawerOpen.value = true
-}
-
-async function requestDelete(item: TaskStatus) {
-    statusToDelete.value = item
-    const count = tasks.value.filter(t => t.status?.id === item.id).length
-    if (count === 0) {
-        await statusService.remove(item.id)
-        await loadItems()
-    } else {
-        confirmModalOpen.value = true
-    }
-}
-
-async function onConfirmDelete(targetStatusId: number | null) {
-    if (!statusToDelete.value) return
-
-    const affectedTasks = tasks.value.filter(t => t.status?.id === statusToDelete.value!.id)
-    const statusIri = targetStatusId ? `/api/task_statuses/${targetStatusId}` : null
-
-    await Promise.all(
-        affectedTasks.map(t => taskService.update(t.id, { status: statusIri }))
-    )
-
-    await statusService.remove(statusToDelete.value.id)
-    confirmModalOpen.value = false
-    statusToDelete.value = null
-    await loadItems()
-}
-
-async function onSaved() {
-    await loadItems()
-}
-
-onMounted(() => {
-    loadItems()
-})
-</script>
diff --git a/frontend/components/admin/AdminWorkflowTab.vue b/frontend/components/admin/AdminWorkflowTab.vue
new file mode 100644
index 0000000..0c6fbdd
--- /dev/null
+++ b/frontend/components/admin/AdminWorkflowTab.vue
@@ -0,0 +1,100 @@
+<template>
+    <div>
+        <div class="flex items-center justify-between">
+            <h2 class="text-lg font-bold text-neutral-900">{{ $t('workflows.title') }}</h2>
+            <MalioButton
+                icon-name="mdi:plus"
+                icon-position="left"
+                button-class="w-auto px-4"
+                :label="$t('workflows.addWorkflow')"
+                @click="openCreate"
+            />
+        </div>
+
+        <DataTable
+            :columns="columns"
+            :items="items"
+            :loading="isLoading"
+            empty-message="Aucun workflow trouvé."
+            deletable
+            @row-click="openEdit"
+            @delete="requestDelete"
+        >
+            <template #cell-isDefault="{ item }">
+                <span
+                    v-if="item.isDefault"
+                    class="rounded bg-primary-100 px-2 py-0.5 text-xs font-medium text-primary-700"
+                >
+                    {{ $t('workflows.isDefault') }}
+                </span>
+            </template>
+            <template #cell-statusCount="{ item }">
+                {{ item.statuses.length }}
+            </template>
+        </DataTable>
+
+        <WorkflowDrawer
+            v-model="drawerOpen"
+            :item="selectedItem"
+            @saved="onSaved"
+        />
+    </div>
+</template>
+
+<script setup lang="ts">
+import type { Workflow } from '~/services/dto/workflow'
+import { useWorkflowService } from '~/services/workflows'
+import type { DataTableColumn } from '~/components/ui/DataTable.vue'
+
+const { t } = useI18n()
+
+const columns: DataTableColumn[] = [
+    { key: 'name',        label: t('workflows.name'),     primary: true },
+    { key: 'isDefault',   label: t('workflows.isDefault') },
+    { key: 'statusCount', label: t('workflows.statuses') },
+    { key: 'position',    label: 'Position' },
+]
+
+const workflowService = useWorkflowService()
+
+const items = ref<Workflow[]>([])
+const isLoading = ref(true)
+const drawerOpen = ref(false)
+const selectedItem = ref<Workflow | null>(null)
+
+async function loadItems() {
+    isLoading.value = true
+    try {
+        items.value = await workflowService.getAll()
+    } finally {
+        isLoading.value = false
+    }
+}
+
+function openCreate() {
+    selectedItem.value = null
+    drawerOpen.value = true
+}
+
+function openEdit(item: Workflow) {
+    selectedItem.value = item
+    drawerOpen.value = true
+}
+
+async function requestDelete(item: Workflow) {
+    try {
+        await workflowService.remove(item.id)
+        await loadItems()
+    } catch {
+        // Toast d'erreur déjà émis par useApi
+    }
+}
+
+async function onSaved() {
+    await loadItems()
+}
+
+onMounted(() => {
+    loadItems()
+})
+</script>
diff --git a/frontend/components/admin/WorkflowDrawer.vue b/frontend/components/admin/WorkflowDrawer.vue
new file mode 100644
index 0000000..a545fe1
--- /dev/null
+++ b/frontend/components/admin/WorkflowDrawer.vue
@@ -0,0 +1,259 @@
+<template>
+    <MalioDrawer v-model="isOpen" :title="isEditing ? $t('workflows.editWorkflow') : $t('workflows.addWorkflow')">
+        <form class="flex flex-col gap-4" @submit.prevent="handleSubmit">
+            <MalioInputText
+                v-model="form.name"
+                :label="$t('workflows.name')"
+                input-class="w-full"
+                :error="touched.name && !form.name.trim() ? $t('workflows.name') + ' requis' : ''"
+                @blur="touched.name = true"
+            />
+
+            <div class="flex items-center gap-2">
+                <input
+                    id="isDefault"
+                    v-model="form.isDefault"
+                    type="checkbox"
+                    class="h-4 w-4 rounded border-neutral-300 text-primary-500 focus:ring-primary-500"
+                />
+                <label for="isDefault" class="text-sm font-medium text-neutral-700">
+                    {{ $t('workflows.isDefault') }}
+                </label>
+            </div>
+
+            <div class="mt-2">
+                <div class="flex items-center justify-between">
+                    <h3 class="text-sm font-bold text-neutral-900">{{ $t('workflows.statuses') }}</h3>
+                    <MalioButton
+                        type="button"
+                        icon-name="mdi:plus"
+                        icon-position="left"
+                        button-class="w-auto px-3 py-1 text-xs"
+                        :label="$t('workflows.addStatus')"
+                        @click="addStatus"
+                    />
+                </div>
+
+                <div class="mt-3 flex flex-col gap-3">
+                    <div
+                        v-for="(s, idx) in form.statuses"
+                        :key="idx"
+                        class="rounded border border-neutral-200 p-3"
+                    >
+                        <div class="flex items-end gap-2">
+                            <MalioInputText
+                                v-model="s.label"
+                                label="Libellé"
+                                input-class="w-full"
+                            />
+                            <select
+                                v-model="s.category"
+                                class="h-10 rounded border border-neutral-300 px-2 text-sm"
+                                aria-label="Catégorie"
+                            >
+                                <option v-for="c in categoryOptions" :key="c.value" :value="c.value">
+                                    {{ c.label }}
+                                </option>
+                            </select>
+                            <button
+                                type="button"
+                                class="h-10 px-2 text-red-600 hover:text-red-800"
+                                aria-label="Supprimer"
+                                @click="removeStatus(idx)"
+                            >
+                                <Icon name="mdi:delete" size="20" />
+                            </button>
+                        </div>
+                        <div class="mt-2 flex items-center gap-3">
+                            <ColorPicker v-model="s.color" />
+                            <label class="ml-auto flex items-center gap-1 text-xs text-neutral-700">
+                                <input v-model="s.isFinal" type="checkbox" class="h-3 w-3" />
+                                {{ $t('archive.statusFinal') }}
+                            </label>
+                            <MalioInputText
+                                v-model.number="s.position"
+                                label="Position"
+                                input-class="!w-16"
+                                type="number"
+                            />
+                        </div>
+                    </div>
+                </div>
+            </div>
+
+            <div class="mt-4 flex justify-end">
+                <MalioButton
+                    label="Enregistrer"
+                    button-class="w-auto px-6"
+                    :disabled="isSubmitting"
+                    @click="handleSubmit"
+                />
+            </div>
+        </form>
+    </MalioDrawer>
+</template>
+
+<script setup lang="ts">
+import type { Workflow, StatusCategory } from '~/services/dto/workflow'
+import type { TaskStatusWrite } from '~/services/dto/task-status'
+import { useWorkflowService } from '~/services/workflows'
+import { useTaskStatusService } from '~/services/task-statuses'
+
+const { t } = useI18n()
+
+const props = defineProps<{
+    modelValue: boolean
+    item: Workflow | null
+}>()
+
+const emit = defineEmits<{
+    (e: 'update:modelValue', value: boolean): void
+    (e: 'saved'): void
+}>()
+
+const isOpen = computed({
+    get: () => props.modelValue,
+    set: v => emit('update:modelValue', v),
+})
+
+const isEditing = computed(() => !!props.item)
+const isSubmitting = ref(false)
+
+type StatusForm = {
+    id?: number
+    label: string
+    color: string
+    position: number
+    isFinal: boolean
+    category: StatusCategory
+}
+
+const form = reactive<{
+    name: string
+    isDefault: boolean
+    statuses: StatusForm[]
+}>({
+    name: '',
+    isDefault: false,
+    statuses: [],
+})
+
+const touched = reactive({ name: false })
+
+const categoryOptions: { value: StatusCategory, label: string }[] = [
+    { value: 'todo',        label: t('workflows.categories.todo') },
+    { value: 'in_progress', label: t('workflows.categories.in_progress') },
+    { value: 'blocked',     label: t('workflows.categories.blocked') },
+    { value: 'review',      label: t('workflows.categories.review') },
+    { value: 'done',        label: t('workflows.categories.done') },
+]
+
+watch(() => props.modelValue, (open) => {
+    if (!open) return
+    if (props.item) {
+        form.name = props.item.name
+        form.isDefault = props.item.isDefault
+        form.statuses = props.item.statuses.map(s => ({
+            id: s.id,
+            label: s.label,
+            color: s.color,
+            position: s.position,
+            isFinal: s.isFinal,
+            category: s.category,
+        }))
+    } else {
+        form.name = ''
+        form.isDefault = false
+        form.statuses = []
+    }
+    touched.name = false
+})
+
+function addStatus() {
+    form.statuses.push({
+        label: '',
+        color: '#222783',
+        position: form.statuses.length,
+        isFinal: false,
+        category: 'todo',
+    })
+}
+
+function removeStatus(idx: number) {
+    form.statuses.splice(idx, 1)
+}
+
+const workflowService = useWorkflowService()
+const statusService = useTaskStatusService()
+
+async function handleSubmit() {
+    touched.name = true
+    if (!form.name.trim()) return
+
+    isSubmitting.value = true
+    try {
+        if (isEditing.value && props.item) {
+            await workflowService.update(props.item.id, {
+                name: form.name.trim(),
+                isDefault: form.isDefault,
+                position: props.item.position,
+            })
+            await syncStatuses(props.item)
+        } else {
+            const created = await workflowService.create({
+                name: form.name.trim(),
+                isDefault: form.isDefault,
+                position: 0,
+            })
+            for (const s of form.statuses) {
+                const payload: TaskStatusWrite = {
+                    label: s.label,
+                    color: s.color,
+                    position: s.position,
+                    isFinal: s.isFinal,
+                    category: s.category,
+                    workflow: `/api/workflows/${created.id}`,
+                }
+                await statusService.create(payload)
+            }
+        }
+        emit('saved')
+        isOpen.value = false
+    } finally {
+        isSubmitting.value = false
+    }
+}
+
+async function syncStatuses(workflow: Workflow) {
+    const existingIds = new Set(workflow.statuses.map(s => s.id))
+    const keptIds = new Set<number>()
+
+    for (const s of form.statuses) {
+        if (s.id) {
+            keptIds.add(s.id)
+            await statusService.update(s.id, {
+                label: s.label,
+                color: s.color,
+                position: s.position,
+                isFinal: s.isFinal,
+                category: s.category,
+            })
+        } else {
+            await statusService.create({
+                label: s.label,
+                color: s.color,
+                position: s.position,
+                isFinal: s.isFinal,
+                category: s.category,
+                workflow: `/api/workflows/${workflow.id}`,
+            })
+        }
+    }
+
+    for (const id of existingIds) {
+        if (id && !keptIds.has(id)) {
+            await statusService.remove(id)
+        }
+    }
+}
+</script>
diff --git a/frontend/components/task/TaskStatusDrawer.vue b/frontend/components/task/TaskStatusDrawer.vue
deleted file mode 100644
index bff9b06..0000000
--- a/frontend/components/task/TaskStatusDrawer.vue
+++ /dev/null
@@ -1,122 +0,0 @@
-<template>
-    <MalioDrawer v-model="isOpen" :title="isEditing ? $t('taskStatuses.editStatus') : $t('taskStatuses.addStatus')">
-        <form @submit.prevent="handleSubmit" class="flex flex-col gap-2">
-            <MalioInputText
-                v-model="form.label"
-                label="Libellé"
-                input-class="w-full"
-                :error="touched.label && !form.label.trim() ? 'Le libellé est requis' : ''"
-                @blur="touched.label = true"
-            />
-            <MalioInputText
-                v-model="form.position"
-                label="Position"
-                input-class="w-full"
-                type="number"
-            />
-            <div class="mt-4">
-                <ColorPicker v-model="form.color" />
-            </div>
-
-            <div class="mt-4 flex items-center gap-2">
-                <input
-                    id="isFinal"
-                    v-model="form.isFinal"
-                    type="checkbox"
-                    class="h-4 w-4 rounded border-neutral-300 text-primary-500 focus:ring-primary-500"
-                />
-                <label for="isFinal" class="text-sm font-medium text-neutral-700">
-                    {{ $t('archive.statusFinal') }}
-                </label>
-            </div>
-
-            <div class="mt-6 flex justify-end">
-                <MalioButton
-                    label="Enregistrer"
-                    button-class="w-auto px-6"
-                    :disabled="isSubmitting"
-                    @click="handleSubmit"
-                />
-            </div>
-        </form>
-    </MalioDrawer>
-</template>
-
-<script setup lang="ts">
-import type { TaskStatus, TaskStatusWrite } from '~/services/dto/task-status'
-import { useTaskStatusService } from '~/services/task-statuses'
-
-const props = defineProps<{
-    modelValue: boolean
-    item: TaskStatus | null
-}>()
-
-const emit = defineEmits<{
-    (e: 'update:modelValue', value: boolean): void
-    (e: 'saved'): void
-}>()
-
-const isOpen = computed({
-    get: () => props.modelValue,
-    set: (v) => emit('update:modelValue', v),
-})
-
-const isEditing = computed(() => !!props.item)
-const isSubmitting = ref(false)
-
-const form = reactive({
-    label: '',
-    position: '0',
-    color: '#222783',
-    isFinal: false,
-})
-
-const touched = reactive({
-    label: false,
-})
-
-watch(() => props.modelValue, (open) => {
-    if (open) {
-        if (props.item) {
-            form.label = props.item.label ?? ''
-            form.position = String(props.item.position ?? 0)
-            form.color = props.item.color ?? '#222783'
-            form.isFinal = props.item.isFinal ?? false
-        } else {
-            form.label = ''
-            form.position = '0'
-            form.color = '#222783'
-            form.isFinal = false
-        }
-        touched.label = false
-    }
-})
-
-const { create, update } = useTaskStatusService()
-
-async function handleSubmit() {
-    touched.label = true
-    if (!form.label.trim()) return
-
-    isSubmitting.value = true
-    try {
-        const payload: TaskStatusWrite = {
-            label: form.label.trim(),
-            position: Number(form.position),
-            color: form.color,
-            isFinal: form.isFinal,
-        }
-
-        if (isEditing.value && props.item) {
-            await update(props.item.id, payload)
-        } else {
-            await create(payload)
-        }
-
-        emit('saved')
-        isOpen.value = false
-    } finally {
-        isSubmitting.value = false
-    }
-}
-</script>
diff --git a/frontend/components/ui/ConfirmDeleteStatusModal.vue b/frontend/components/ui/ConfirmDeleteStatusModal.vue
deleted file mode 100644
index 852b703..0000000
--- a/frontend/components/ui/ConfirmDeleteStatusModal.vue
+++ /dev/null
@@ -1,93 +0,0 @@
-<template>
-    <Teleport v-if="modelValue" to="body">
-        <Transition name="modal" appear>
-            <div class="fixed inset-0 z-50 flex items-center justify-center">
-                <div class="absolute inset-0 bg-black/30" @click="cancel" />
-                <div class="relative z-10 w-full max-w-md rounded-lg bg-white p-6 shadow-xl">
-                    <h3 class="text-lg font-bold text-neutral-900">{{ $t('taskStatuses.deleteStatus', { label: statusLabel }) }}</h3>
-
-                    <p class="mt-3 text-sm text-neutral-600">
-                        {{ taskCount > 1 ? $t('taskStatuses.linkedTasksPlural', { count: taskCount }) : $t('taskStatuses.linkedTasks', { count: taskCount }) }}
-                    </p>
-
-                    <div class="mt-4">
-                        <MalioSelect
-                            v-model="targetStatusId"
-                            :options="targetOptions"
-                            :label="$t('taskStatuses.moveTo')"
-                            :empty-option-label="$t('taskStatuses.backlog')"
-                            min-width="w-full"
-                        />
-                    </div>
-
-                    <div class="mt-6 flex justify-end gap-3">
-                        <MalioButton
-                            variant="tertiary"
-                            :label="$t('common.cancel')"
-                            button-class="w-auto px-4"
-                            @click="cancel"
-                        />
-                        <MalioButton
-                            variant="danger"
-                            :label="$t('common.delete')"
-                            button-class="w-auto px-4"
-                            :disabled="isProcessing"
-                            @click="confirm"
-                        />
-                    </div>
-                </div>
-            </div>
-        </Transition>
-    </Teleport>
-</template>
-
-<script setup lang="ts">
-import type { TaskStatus } from '~/services/dto/task-status'
-
-const props = defineProps<{
-    modelValue: boolean
-    statusLabel: string
-    taskCount: number
-    availableStatuses: TaskStatus[]
-}>()
-
-const emit = defineEmits<{
-    (e: 'update:modelValue', value: boolean): void
-    (e: 'confirm', targetStatusId: number | null): void
-}>()
-
-const targetStatusId = ref<number | null>(null)
-const isProcessing = ref(false)
-
-const targetOptions = computed(() =>
-    props.availableStatuses.map(s => ({ label: s.label, value: s.id }))
-)
-
-watch(() => props.modelValue, (open) => {
-    if (open) {
-        targetStatusId.value = null
-        isProcessing.value = false
-    }
-})
-
-function cancel() {
-    emit('update:modelValue', false)
-}
-
-function confirm() {
-    isProcessing.value = true
-    emit('confirm', targetStatusId.value)
-}
-</script>
-
-<style scoped>
-.modal-enter-active,
-.modal-leave-active {
-    transition: opacity 0.2s ease;
-}
-
-.modal-enter-from,
-.modal-leave-to {
-    opacity: 0;
-}
-</style>
diff --git a/frontend/pages/admin.vue b/frontend/pages/admin.vue
index 12b3684..0743847 100644
--- a/frontend/pages/admin.vue
+++ b/frontend/pages/admin.vue
@@ -22,7 +22,7 @@
 
         <div>
             <AdminClientTab v-if="activeTab === 'clients'" />
-            <AdminStatusTab v-if="activeTab === 'statuses'" />
+            <AdminWorkflowTab v-if="activeTab === 'workflows'" />
             <AdminEffortTab v-if="activeTab === 'efforts'" />
             <AdminPriorityTab v-if="activeTab === 'priorities'" />
             <AdminTagTab v-if="activeTab === 'tags'" />
@@ -40,7 +40,7 @@ useHead({ title: 'Administration' })
 
 const tabs = [
     { key: 'clients', label: 'Clients' },
-    { key: 'statuses', label: 'Statuts' },
+    { key: 'workflows', label: 'Workflows' },
     { key: 'efforts', label: 'Efforts' },
     { key: 'priorities', label: 'Priorités' },
     { key: 'tags', label: 'Tags' },