diff --git a/web/src/components/projects/pm-wizard-common-steps.tsx b/web/src/components/projects/pm-wizard-common-steps.tsx
index 2c97c272..6032faef 100644
--- a/web/src/components/projects/pm-wizard-common-steps.tsx
+++ b/web/src/components/projects/pm-wizard-common-steps.tsx
@@ -57,6 +57,71 @@ function CopyButton({ text }: { text: string }) {
 	);
 }
 
+// ============================================================================
+// LinearWebhookInfoPanel
+// ============================================================================
+
+export function LinearWebhookInfoPanel({ webhookUrl }: { webhookUrl: string }) {
+	return (
+		<div className="space-y-4">
+			<div className="rounded-md border border-blue-200 bg-blue-50 px-4 py-3 dark:border-blue-900/50 dark:bg-blue-900/20">
+				<div className="flex items-start gap-2">
+					<Info className="h-4 w-4 text-blue-600 dark:text-blue-400 shrink-0 mt-0.5" />
+					<div className="space-y-2">
+						<p className="text-sm font-medium text-blue-700 dark:text-blue-300">
+							Manual Webhook Setup Required
+						</p>
+						<p className="text-xs text-blue-600 dark:text-blue-400">
+							Linear webhooks must be configured manually in your Linear team settings. CASCADE
+							cannot create them programmatically.
+						</p>
+					</div>
+				</div>
+			</div>
+
+			<div className="space-y-2">
+				<Label>Your CASCADE Webhook URL</Label>
+				<div className="flex items-center gap-2 rounded-md border bg-muted px-3 py-2">
+					<span className="flex-1 font-mono text-xs break-all">{webhookUrl}</span>
+					<CopyButton text={webhookUrl} />
+				</div>
+			</div>
+
+			<div className="space-y-2">
+				<p className="text-xs text-muted-foreground font-medium">Setup instructions:</p>
+				<ol className="list-decimal list-inside space-y-1 text-xs text-muted-foreground pl-1">
+					<li>
+						Go to{' '}
+						<a
+							href="https://linear.app/settings/api"
+							target="_blank"
+							rel="noopener noreferrer"
+							className="underline hover:text-foreground"
+						>
+							linear.app/settings/api
+						</a>{' '}
+						and navigate to <strong>Webhooks</strong>
+					</li>
+					<li>Click &quot;New webhook&quot; and enter the URL above</li>
+					<li>
+						Enable events: <strong>Issues</strong> (created, updated, removed)
+					</li>
+					<li>Select your team and save — webhooks are team-scoped in Linear</li>
+					<li>
+						Optionally set a webhook secret and store it as{' '}
+						<code className="bg-muted-foreground/20 px-1 rounded">LINEAR_WEBHOOK_SECRET</code> in
+						project credentials
+					</li>
+				</ol>
+			</div>
+		</div>
+	);
+}
+
+// ============================================================================
+// WebhookStep
+// ============================================================================
+
 export function WebhookStep({
 	state,
 	webhooksQuery,
@@ -64,6 +129,7 @@ export function WebhookStep({
 	callbackBaseUrl,
 	createWebhookMutation,
 	deleteWebhookMutation,
+	linearWebhookUrl,
 }: {
 	state: WizardState;
 	webhooksQuery: WebhooksQueryProps;
@@ -71,7 +137,17 @@ export function WebhookStep({
 	callbackBaseUrl: string;
 	createWebhookMutation: UseMutationResult<unknown, Error, void, unknown>;
 	deleteWebhookMutation: UseMutationResult<unknown, Error, string, unknown>;
+	linearWebhookUrl?: string;
 }) {
+	// Linear uses a display-only panel — no create/delete buttons
+	if (state.provider === 'linear') {
+		return (
+			<LinearWebhookInfoPanel
+				webhookUrl={linearWebhookUrl ?? `${callbackBaseUrl}/linear/webhook`}
+			/>
+		);
+	}
+
 	const isTrello = state.provider === 'trello';
 	const providerName = isTrello ? 'Trello' : 'JIRA';
 
diff --git a/web/src/components/projects/pm-wizard-hooks.ts b/web/src/components/projects/pm-wizard-hooks.ts
index 591ea0f8..836f1709 100644
--- a/web/src/components/projects/pm-wizard-hooks.ts
+++ b/web/src/components/projects/pm-wizard-hooks.ts
@@ -7,7 +7,12 @@ import { useMutation, useQueryClient } from '@tanstack/react-query';
 import { useEffect } from 'react';
 import { API_URL } from '@/lib/api.js';
 import { trpc, trpcClient } from '@/lib/trpc.js';
-import type { WizardAction, WizardState } from './pm-wizard-state.js';
+import type {
+	LinearTeamDetails,
+	LinearTeamOption,
+	WizardAction,
+	WizardState,
+} from './pm-wizard-state.js';
 
 // ============================================================================
 // Trello Discovery
@@ -187,6 +192,99 @@ export function useJiraDiscovery(
 	return { jiraProjectsMutation, jiraDetailsMutation, handleProjectSelect };
 }
 
+// ============================================================================
+// Linear Discovery
+// ============================================================================
+
+export function useLinearDiscovery(
+	state: WizardState,
+	dispatch: React.Dispatch<WizardAction>,
+	advanceToStep: (step: number) => void,
+	projectId: string,
+) {
+	const linearTeamsMutation = useMutation({
+		mutationFn: () => {
+			if (state.isEditing && state.hasStoredCredentials && !state.linearApiKey) {
+				return trpcClient.integrationsDiscovery.linearTeamsByProject.mutate({ projectId });
+			}
+			if (!state.linearApiKey) {
+				throw new Error('Enter your API key before fetching teams');
+			}
+			return trpcClient.integrationsDiscovery.linearTeams.mutate({
+				apiKey: state.linearApiKey,
+			});
+		},
+		onSuccess: (teams) =>
+			dispatch({
+				type: 'SET_LINEAR_TEAMS',
+				teams: teams as LinearTeamOption[],
+			}),
+	});
+
+	const linearDetailsMutation = useMutation({
+		mutationFn: (teamId: string) => {
+			if (state.isEditing && state.hasStoredCredentials && !state.linearApiKey) {
+				return trpcClient.integrationsDiscovery.linearTeamDetailsByProject.mutate({
+					projectId,
+					teamId,
+				});
+			}
+			if (!state.linearApiKey) {
+				throw new Error('Enter your API key before fetching team details');
+			}
+			return trpcClient.integrationsDiscovery.linearTeamDetails.mutate({
+				apiKey: state.linearApiKey,
+				teamId,
+			});
+		},
+		onSuccess: (details) => {
+			dispatch({
+				type: 'SET_LINEAR_TEAM_DETAILS',
+				details: details as LinearTeamDetails,
+			});
+			advanceToStep(4);
+		},
+	});
+
+	const handleTeamSelect = (teamId: string) => {
+		dispatch({ type: 'SET_LINEAR_TEAM_ID', id: teamId });
+		if (teamId) {
+			linearDetailsMutation.mutate(teamId);
+		}
+	};
+
+	// Auto-fetch teams when verification result changes
+	// biome-ignore lint/correctness/useExhaustiveDependencies: intentionally trigger only on verification result change
+	useEffect(() => {
+		if (!state.verificationResult || state.provider !== 'linear') return;
+		if (state.linearTeams.length === 0 && !linearTeamsMutation.isPending) {
+			linearTeamsMutation.mutate();
+		}
+		// eslint-disable-next-line react-hooks/exhaustive-deps
+	}, [state.verificationResult]);
+
+	// In edit mode, auto-fetch team list and details
+	// biome-ignore lint/correctness/useExhaustiveDependencies: intentionally trigger on edit mode and stored creds
+	useEffect(() => {
+		if (!state.isEditing || state.provider !== 'linear') return;
+		const canFetch = state.linearApiKey ? true : state.hasStoredCredentials;
+		if (canFetch && state.linearTeams.length === 0 && !linearTeamsMutation.isPending) {
+			linearTeamsMutation.mutate();
+		}
+		if (
+			state.linearTeamId &&
+			!state.linearTeamDetails &&
+			canFetch &&
+			!linearDetailsMutation.isPending
+		) {
+			linearDetailsMutation.mutate(state.linearTeamId);
+		}
+		// eslint-disable-next-line react-hooks/exhaustive-deps
+	}, [state.isEditing, state.linearTeamId, state.hasStoredCredentials]);
+
+	return { linearTeamsMutation, linearDetailsMutation, handleTeamSelect };
+}
+
 // ============================================================================
 // Verification
 // ============================================================================
@@ -209,6 +307,15 @@ export function useVerification(
 				});
 				return { provider: 'trello' as const, result };
 			}
+			if (provider === 'linear') {
+				if (!state.linearApiKey) {
+					throw new Error('Enter your API key before verifying');
+				}
+				const result = await trpcClient.integrationsDiscovery.verifyLinear.mutate({
+					apiKey: state.linearApiKey,
+				});
+				return { provider: 'linear' as const, result };
+			}
 			if (!state.jiraEmail || !state.jiraApiToken) {
 				throw new Error('Enter both credentials before verifying');
 			}
@@ -228,6 +335,12 @@ export function useVerification(
 					type: 'SET_VERIFICATION',
 					result: { provider: 'trello', display: `@${r.username} (${r.fullName})` },
 				});
+			} else if (provider === 'linear') {
+				const r = result as { name: string; displayName: string };
+				dispatch({
+					type: 'SET_VERIFICATION',
+					result: { provider: 'linear', display: r.displayName || r.name },
+				});
 			} else {
 				const r = result as { displayName: string; emailAddress: string };
 				dispatch({
@@ -296,6 +409,22 @@ export function useWebhookManagement(projectId: string, state: WizardState) {
 	};
 }
 
+// ============================================================================
+// Linear Webhook Info (display-only)
+// ============================================================================
+
+export function useLinearWebhookInfo() {
+	const callbackBaseUrl =
+		API_URL ||
+		(typeof window !== 'undefined' ? window.location.origin.replace(':5173', ':3000') : '');
+
+	const webhookUrl = callbackBaseUrl
+		? `${callbackBaseUrl}/linear/webhook`
+		: '<YOUR_CASCADE_HOST>/linear/webhook';
+
+	return { webhookUrl };
+}
+
 // ============================================================================
 // Trello Label Creation
 // ============================================================================
@@ -454,7 +583,7 @@ export function useSaveMutation(projectId: string, state: WizardState) {
 	const queryClient = useQueryClient();
 
 	const saveMutation = useMutation({
-		// biome-ignore lint/complexity/noExcessiveCognitiveComplexity: handles two provider types + credential persisting
+		// biome-ignore lint/complexity/noExcessiveCognitiveComplexity: handles three provider types + credential persisting
 		mutationFn: async () => {
 			let config: Record<string, unknown>;
 			if (state.provider === 'trello') {
@@ -464,6 +593,12 @@ export function useSaveMutation(projectId: string, state: WizardState) {
 					labels: state.trelloLabelMappings,
 					...(state.trelloCostFieldId ? { customFields: { cost: state.trelloCostFieldId } } : {}),
 				};
+			} else if (state.provider === 'linear') {
+				config = {
+					teamId: state.linearTeamId,
+					statuses: state.linearStatusMappings,
+					...(Object.keys(state.linearLabels).length > 0 ? { labels: state.linearLabels } : {}),
+				};
 			} else {
 				config = {
 					projectKey: state.jiraProjectKey,
@@ -502,6 +637,15 @@ export function useSaveMutation(projectId: string, state: WizardState) {
 						name: 'Trello Token',
 					});
 				}
+			} else if (state.provider === 'linear') {
+				if (state.linearApiKey) {
+					await trpcClient.projects.credentials.set.mutate({
+						projectId,
+						envVarKey: 'LINEAR_API_KEY',
+						value: state.linearApiKey,
+						name: 'Linear API Key',
+					});
+				}
 			} else {
 				if (state.jiraEmail) {
 					await trpcClient.projects.credentials.set.mutate({
diff --git a/web/src/components/projects/pm-wizard-linear-steps.tsx b/web/src/components/projects/pm-wizard-linear-steps.tsx
new file mode 100644
index 00000000..e07c406f
--- /dev/null
+++ b/web/src/components/projects/pm-wizard-linear-steps.tsx
@@ -0,0 +1,184 @@
+/**
+ * Linear-specific step renderer components for PMWizard.
+ */
+
+import type { UseMutationResult } from '@tanstack/react-query';
+import { CheckCircle2, Loader2 } from 'lucide-react';
+import { Input } from '@/components/ui/input.js';
+import { Label } from '@/components/ui/label.js';
+import type { WizardAction, WizardState } from './pm-wizard-state.js';
+import { FieldMappingRow, SearchableSelect } from './wizard-shared.js';
+
+// ============================================================================
+// Slot definitions
+// ============================================================================
+
+const LINEAR_STATUS_SLOTS = ['backlog', 'inProgress', 'inReview', 'done'];
+
+const LINEAR_LABEL_SLOTS = ['processing', 'processed', 'error', 'readyToProcess', 'auto'];
+
+// ============================================================================
+// LinearCredentialsStep
+// ============================================================================
+
+export function LinearCredentialsStep({
+	state,
+	dispatch,
+}: {
+	state: WizardState;
+	dispatch: React.Dispatch<WizardAction>;
+}) {
+	return (
+		<div className="space-y-4">
+			{state.isEditing && state.hasStoredCredentials && !state.linearApiKey && (
+				<div className="flex items-center gap-2 rounded-md border border-green-200 bg-green-50 px-3 py-2 text-sm text-green-700 dark:border-green-800 dark:bg-green-950 dark:text-green-400">
+					<CheckCircle2 className="h-4 w-4 shrink-0" />
+					Credentials stored — enter new values below to replace them.
+				</div>
+			)}
+			<p className="text-xs text-muted-foreground">
+				Enter your Linear API key. This will be saved securely to the project.
+			</p>
+			<div className="space-y-2">
+				<Label htmlFor="linear-api-key">API Key</Label>
+				<Input
+					id="linear-api-key"
+					type="password"
+					value={state.linearApiKey}
+					onChange={(e) => dispatch({ type: 'SET_LINEAR_API_KEY', value: e.target.value })}
+					placeholder="lin_api_..."
+					autoComplete="off"
+				/>
+				<p className="text-xs text-muted-foreground">
+					Generate a Personal API key at{' '}
+					<a
+						href="https://linear.app/settings/api"
+						target="_blank"
+						rel="noopener noreferrer"
+						className="underline"
+					>
+						linear.app/settings/api
+					</a>
+				</p>
+			</div>
+		</div>
+	);
+}
+
+// ============================================================================
+// LinearTeamStep
+// ============================================================================
+
+export function LinearTeamStep({
+	state,
+	onTeamSelect,
+	linearTeamsMutation,
+	linearDetailsMutation,
+}: {
+	state: WizardState;
+	onTeamSelect: (id: string) => void;
+	linearTeamsMutation: UseMutationResult<unknown, Error, void, unknown>;
+	linearDetailsMutation: UseMutationResult<unknown, Error, string, unknown>;
+}) {
+	return (
+		<div className="space-y-2">
+			<Label>Select Team</Label>
+			<SearchableSelect
+				options={state.linearTeams.map((t) => ({
+					label: t.name,
+					value: t.id,
+					detail: t.key,
+				}))}
+				value={state.linearTeamId}
+				onChange={onTeamSelect}
+				placeholder="Select a Linear team..."
+				isLoading={linearTeamsMutation.isPending}
+				error={linearTeamsMutation.isError ? (linearTeamsMutation.error as Error).message : null}
+				onRetry={() =>
+					(linearTeamsMutation as UseMutationResult<unknown, Error, void, unknown>).mutate()
+				}
+			/>
+			{state.linearTeamId && linearDetailsMutation.isPending && (
+				<div className="flex items-center gap-2 text-sm text-muted-foreground">
+					<Loader2 className="h-4 w-4 animate-spin" /> Loading team details...
+				</div>
+			)}
+		</div>
+	);
+}
+
+// ============================================================================
+// LinearFieldMappingStep
+// ============================================================================
+
+export function LinearFieldMappingStep({
+	state,
+	dispatch,
+}: {
+	state: WizardState;
+	dispatch: React.Dispatch<WizardAction>;
+}) {
+	return (
+		<div className="space-y-6">
+			{/* Status mappings */}
+			<div className="space-y-3">
+				<Label>Status Mappings</Label>
+				<p className="text-xs text-muted-foreground">
+					Map each CASCADE status to a Linear workflow state in the team.
+				</p>
+				{state.linearTeamDetails ? (
+					LINEAR_STATUS_SLOTS.map((slot) => (
+						<FieldMappingRow
+							key={slot}
+							slotLabel={slot}
+							options={
+								state.linearTeamDetails?.states.map((s) => ({
+									label: s.name,
+									value: s.name,
+								})) ?? []
+							}
+							value={state.linearStatusMappings[slot] ?? ''}
+							onChange={(v) =>
+								dispatch({
+									type: 'SET_LINEAR_STATUS_MAPPING',
+									key: slot,
+									value: v,
+								})
+							}
+							manualFallback
+						/>
+					))
+				) : (
+					<p className="text-sm text-muted-foreground">
+						Select a team first to populate status options.
+					</p>
+				)}
+			</div>
+
+			{/* Labels */}
+			<div className="space-y-3">
+				<Label>Labels</Label>
+				<p className="text-xs text-muted-foreground">
+					CASCADE label names used in Linear. These are created automatically by CASCADE.
+				</p>
+				{LINEAR_LABEL_SLOTS.map((slot) => (
+					<div key={slot} className="flex items-center gap-2">
+						<span className="w-28 shrink-0 text-sm text-muted-foreground">{slot}</span>
+						<Input
+							value={state.linearLabels[slot] ?? ''}
+							onChange={(e) =>
+								dispatch({
+									type: 'SET_LINEAR_LABEL',
+									key: slot,
+									value: e.target.value,
+								})
+							}
+							placeholder={`Linear label for ${slot}`}
+							className="flex-1"
+						/>
+					</div>
+				))}
+			</div>
+		</div>
+	);
+}
diff --git a/web/src/components/projects/pm-wizard-state.ts b/web/src/components/projects/pm-wizard-state.ts
index 8be4e6d3..1a6bbe3d 100644
--- a/web/src/components/projects/pm-wizard-state.ts
+++ b/web/src/components/projects/pm-wizard-state.ts
@@ -31,7 +31,18 @@ export interface JiraProjectDetails {
 	fields: Array<{ id: string; name: string; custom: boolean }>;
 }
 
-export type Provider = 'trello' | 'jira';
+export interface LinearTeamOption {
+	id: string;
+	name: string;
+	key: string;
+}
+
+export interface LinearTeamDetails {
+	states: Array<{ id: string; name: string; type: string }>;
+	labels: Array<{ id: string; name: string; color: string }>;
+}
+
+export type Provider = 'trello' | 'jira' | 'linear';
 
 export interface WizardState {
 	provider: Provider;
@@ -41,6 +52,7 @@ export interface WizardState {
 	jiraEmail: string;
 	jiraApiToken: string;
 	jiraBaseUrl: string;
+	linearApiKey: string;
 	verificationResult: { provider: Provider; display: string } | null;
 	verifyError: string | null;
 	// Step 3: Board/Project
@@ -48,9 +60,12 @@ export interface WizardState {
 	trelloBoards: TrelloBoardOption[];
 	jiraProjectKey: string;
 	jiraProjects: JiraProjectOption[];
+	linearTeamId: string;
+	linearTeams: LinearTeamOption[];
 	// Step 4: Field mapping
 	trelloBoardDetails: TrelloBoardDetails | null;
 	jiraProjectDetails: JiraProjectDetails | null;
+	linearTeamDetails: LinearTeamDetails | null;
 	// Trello mappings
 	trelloListMappings: Record<string, string>;
 	trelloLabelMappings: Record<string, string>;
@@ -60,6 +75,9 @@ export interface WizardState {
 	jiraIssueTypes: Record<string, string>;
 	jiraLabels: Record<string, string>;
 	jiraCostFieldId: string;
+	// Linear mappings
+	linearStatusMappings: Record<string, string>;
+	linearLabels: Record<string, string>;
 	// Editing mode
 	isEditing: boolean;
 	hasStoredCredentials: boolean; // true in edit mode when provider credentials exist in project_credentials
@@ -72,6 +90,7 @@ export type WizardAction =
 	| { type: 'SET_JIRA_EMAIL'; value: string }
 	| { type: 'SET_JIRA_API_TOKEN'; value: string }
 	| { type: 'SET_JIRA_BASE_URL'; url: string }
+	| { type: 'SET_LINEAR_API_KEY'; value: string }
 	| {
 			type: 'SET_VERIFICATION';
 			result: { provider: Provider; display: string } | null;
@@ -81,6 +100,9 @@ export type WizardAction =
 	| { type: 'SET_TRELLO_BOARD_ID'; id: string }
 	| { type: 'SET_JIRA_PROJECTS'; projects: JiraProjectOption[] }
 	| { type: 'SET_JIRA_PROJECT_KEY'; key: string }
+	| { type: 'SET_LINEAR_TEAMS'; teams: LinearTeamOption[] }
+	| { type: 'SET_LINEAR_TEAM_ID'; id: string }
+	| { type: 'SET_LINEAR_TEAM_DETAILS'; details: LinearTeamDetails | null }
 	| { type: 'SET_TRELLO_BOARD_DETAILS'; details: TrelloBoardDetails | null }
 	| { type: 'SET_JIRA_PROJECT_DETAILS'; details: JiraProjectDetails | null }
 	| { type: 'SET_TRELLO_LIST_MAPPING'; key: string; value: string }
@@ -90,6 +112,8 @@ export type WizardAction =
 	| { type: 'SET_JIRA_ISSUE_TYPE'; key: string; value: string }
 	| { type: 'SET_JIRA_LABEL'; key: string; value: string }
 	| { type: 'SET_JIRA_COST_FIELD'; id: string }
+	| { type: 'SET_LINEAR_STATUS_MAPPING'; key: string; value: string }
+	| { type: 'SET_LINEAR_LABEL'; key: string; value: string }
 	| { type: 'INIT_EDIT'; state: Partial<WizardState> }
 	| { type: 'ADD_TRELLO_BOARD_LABEL'; label: { id: string; name: string; color: string } }
 	| {
@@ -110,6 +134,14 @@ export const INITIAL_JIRA_LABELS: Record<string, string> = {
 	auto: 'cascade-auto',
 };
 
+export const INITIAL_LINEAR_LABELS: Record<string, string> = {
+	processing: 'cascade-processing',
+	processed: 'cascade-processed',
+	error: 'cascade-error',
+	readyToProcess: 'cascade-ready',
+	auto: 'cascade-auto',
+};
+
 export function createInitialState(): WizardState {
 	return {
 		provider: 'trello',
@@ -118,14 +150,18 @@ export function createInitialState(): WizardState {
 		jiraEmail: '',
 		jiraApiToken: '',
 		jiraBaseUrl: '',
+		linearApiKey: '',
 		verificationResult: null,
 		verifyError: null,
 		trelloBoardId: '',
 		trelloBoards: [],
 		jiraProjectKey: '',
 		jiraProjects: [],
+		linearTeamId: '',
+		linearTeams: [],
 		trelloBoardDetails: null,
 		jiraProjectDetails: null,
+		linearTeamDetails: null,
 		trelloListMappings: {},
 		trelloLabelMappings: {},
 		trelloCostFieldId: '',
@@ -133,6 +169,8 @@ export function createInitialState(): WizardState {
 		jiraIssueTypes: {},
 		jiraLabels: { ...INITIAL_JIRA_LABELS },
 		jiraCostFieldId: '',
+		linearStatusMappings: {},
+		linearLabels: { ...INITIAL_LINEAR_LABELS },
 		isEditing: false,
 		hasStoredCredentials: false,
 	};
@@ -179,6 +217,13 @@ export const wizardReducer: Reducer<WizardState, WizardAction> = (state, action)
 			};
 		case 'SET_JIRA_BASE_URL':
 			return { ...state, jiraBaseUrl: action.url, verificationResult: null, verifyError: null };
+		case 'SET_LINEAR_API_KEY':
+			return {
+				...state,
+				linearApiKey: action.value,
+				verificationResult: null,
+				verifyError: null,
+			};
 		case 'SET_VERIFICATION':
 			return { ...state, verificationResult: action.result, verifyError: action.error ?? null };
 		case 'SET_TRELLO_BOARDS':
@@ -203,6 +248,17 @@ export const wizardReducer: Reducer<WizardState, WizardAction> = (state, action)
 				jiraIssueTypes: {},
 				jiraCostFieldId: '',
 			};
+		case 'SET_LINEAR_TEAMS':
+			return { ...state, linearTeams: action.teams };
+		case 'SET_LINEAR_TEAM_ID':
+			return {
+				...state,
+				linearTeamId: action.id,
+				linearTeamDetails: null,
+				linearStatusMappings: {},
+			};
+		case 'SET_LINEAR_TEAM_DETAILS':
+			return { ...state, linearTeamDetails: action.details };
 		case 'SET_TRELLO_BOARD_DETAILS':
 			return { ...state, trelloBoardDetails: action.details };
 		case 'SET_JIRA_PROJECT_DETAILS':
@@ -236,6 +292,16 @@ export const wizardReducer: Reducer<WizardState, WizardAction> = (state, action)
 			};
 		case 'SET_JIRA_COST_FIELD':
 			return { ...state, jiraCostFieldId: action.id };
+		case 'SET_LINEAR_STATUS_MAPPING':
+			return {
+				...state,
+				linearStatusMappings: { ...state.linearStatusMappings, [action.key]: action.value },
+			};
+		case 'SET_LINEAR_LABEL':
+			return {
+				...state,
+				linearLabels: { ...state.linearLabels, [action.key]: action.value },
+			};
 		case 'INIT_EDIT':
 			return { ...state, ...action.state, isEditing: true };
 		case 'ADD_TRELLO_BOARD_LABEL':
@@ -323,6 +389,16 @@ export function buildEditState(
 
 		editState.hasStoredCredentials =
 			configuredKeys.has('JIRA_EMAIL') && configuredKeys.has('JIRA_API_TOKEN');
+	} else if (provider === 'linear') {
+		editState.linearTeamId = (initialConfig.teamId as string) ?? '';
+
+		const statuses = initialConfig.statuses as Record<string, string> | undefined;
+		if (statuses) editState.linearStatusMappings = statuses;
+
+		const labels = initialConfig.labels as Record<string, string> | undefined;
+		if (labels) editState.linearLabels = labels;
+
+		editState.hasStoredCredentials = configuredKeys.has('LINEAR_API_KEY');
 	}
 
 	return editState;
@@ -341,22 +417,27 @@ export function isStep2Complete(state: WizardState): boolean {
 	const credsReady =
 		state.provider === 'trello'
 			? !!(state.trelloApiKey && state.trelloToken)
-			: !!(state.jiraEmail && state.jiraApiToken && state.jiraBaseUrl);
+			: state.provider === 'jira'
+				? !!(state.jiraEmail && state.jiraApiToken && state.jiraBaseUrl)
+				: !!state.linearApiKey;
 	return credsReady && !!state.verificationResult;
 }
 
 export function isStep3Complete(state: WizardState): boolean {
-	return state.provider === 'trello' ? !!state.trelloBoardId : !!state.jiraProjectKey;
+	if (state.provider === 'trello') return !!state.trelloBoardId;
+	if (state.provider === 'jira') return !!state.jiraProjectKey;
+	return !!state.linearTeamId;
 }
 
 export function isStep4Complete(state: WizardState): boolean {
-	return state.provider === 'trello'
-		? Object.keys(state.trelloListMappings).length > 0
-		: Object.keys(state.jiraStatusMappings).length > 0;
+	if (state.provider === 'trello') return Object.keys(state.trelloListMappings).length > 0;
+	if (state.provider === 'jira') return Object.keys(state.jiraStatusMappings).length > 0;
+	return Object.keys(state.linearStatusMappings).length > 0;
 }
 
 export function areCredentialsReady(state: WizardState): boolean {
-	return state.provider === 'trello'
-		? !!(state.trelloApiKey && state.trelloToken)
-		: !!(state.jiraEmail && state.jiraApiToken && state.jiraBaseUrl);
+	if (state.provider === 'trello') return !!(state.trelloApiKey && state.trelloToken);
+	if (state.provider === 'jira')
+		return !!(state.jiraEmail && state.jiraApiToken && state.jiraBaseUrl);
+	return !!state.linearApiKey;
 }
diff --git a/web/src/components/projects/pm-wizard.tsx b/web/src/components/projects/pm-wizard.tsx
index 3fab7918..7a9c6c49 100644
--- a/web/src/components/projects/pm-wizard.tsx
+++ b/web/src/components/projects/pm-wizard.tsx
@@ -7,6 +7,8 @@ import { SaveStep, WebhookStep } from './pm-wizard-common-steps.js';
 import {
 	useJiraCustomFieldCreation,
 	useJiraDiscovery,
+	useLinearDiscovery,
+	useLinearWebhookInfo,
 	useSaveMutation,
 	useTrelloCustomFieldCreation,
 	useTrelloDiscovery,
@@ -19,6 +21,11 @@ import {
 	JiraFieldMappingStep,
 	JiraProjectStep,
 } from './pm-wizard-jira-steps.js';
+import {
+	LinearCredentialsStep,
+	LinearFieldMappingStep,
+	LinearTeamStep,
+} from './pm-wizard-linear-steps.js';
 import {
 	areCredentialsReady,
 	buildEditState,
@@ -122,6 +129,12 @@ export function PMWizard({
 		advanceToStep,
 		projectId,
 	);
+	const { linearTeamsMutation, linearDetailsMutation, handleTeamSelect } = useLinearDiscovery(
+		state,
+		dispatch,
+		advanceToStep,
+		projectId,
+	);
 	const { createLabelMutation, createMissingLabelsMutation } = useTrelloLabelCreation(
 		state,
 		dispatch,
@@ -129,6 +142,7 @@ export function PMWizard({
 	const { createCustomFieldMutation } = useTrelloCustomFieldCreation(state, dispatch);
 	const { createJiraCustomFieldMutation } = useJiraCustomFieldCreation(state, dispatch);
 	const webhookManagement = useWebhookManagement(projectId, state);
+	const { webhookUrl: linearWebhookUrl } = useLinearWebhookInfo();
 	const { saveMutation } = useSaveMutation(projectId, state);
 
 	// ---- Label creation handlers ----
@@ -198,11 +212,13 @@ export function PMWizard({
 					url: w.callbackURL,
 					active: w.active,
 				}))
-			: (webhooksQuery.data?.jira ?? []).map((w) => ({
-					id: String(w.id),
-					url: w.url,
-					active: w.enabled,
-				}));
+			: state.provider === 'jira'
+				? (webhooksQuery.data?.jira ?? []).map((w) => ({
+						id: String(w.id),
+						url: w.url,
+						active: w.enabled,
+					}))
+				: []; // Linear: webhooks are configured manually
 
 	// ---- Render ----
 
@@ -219,7 +235,7 @@ export function PMWizard({
 				<div className="space-y-2">
 					<Label>Provider</Label>
 					<div className="flex gap-2">
-						{(['trello', 'jira'] as const).map((p) => (
+						{(['trello', 'jira', 'linear'] as const).map((p) => (
 							<button
 								key={p}
 								type="button"
@@ -234,7 +250,7 @@ export function PMWizard({
 										: 'border-input text-muted-foreground hover:text-foreground hover:bg-accent/50'
 								} ${state.isEditing ? 'cursor-not-allowed opacity-60' : ''}`}
 							>
-								{p === 'trello' ? 'Trello' : 'JIRA'}
+								{p === 'trello' ? 'Trello' : p === 'jira' ? 'JIRA' : 'Linear'}
 							</button>
 						))}
 					</div>
@@ -251,6 +267,8 @@ export function PMWizard({
 			>
 				{state.provider === 'trello' ? (
 					<TrelloCredentialsStep state={state} dispatch={dispatch} />
+				) : state.provider === 'linear' ? (
+					<LinearCredentialsStep state={state} dispatch={dispatch} />
 				) : (
 					<JiraCredentialsStep state={state} dispatch={dispatch} />
 				)}
@@ -301,6 +319,13 @@ export function PMWizard({
 						boardsMutation={boardsMutation}
 						boardDetailsMutation={boardDetailsMutation}
 					/>
+				) : state.provider === 'linear' ? (
+					<LinearTeamStep
+						state={state}
+						onTeamSelect={handleTeamSelect}
+						linearTeamsMutation={linearTeamsMutation}
+						linearDetailsMutation={linearDetailsMutation}
+					/>
 				) : (
 					<JiraProjectStep
 						state={state}
@@ -329,6 +354,8 @@ export function PMWizard({
 						creatingSlot={creatingSlot}
 						creatingCostField={creatingCostField}
 					/>
+				) : state.provider === 'linear' ? (
+					<LinearFieldMappingStep state={state} dispatch={dispatch} />
 				) : (
 					<JiraFieldMappingStep
 						state={state}
@@ -351,6 +378,7 @@ export function PMWizard({
 					state={state}
 					webhooksQuery={webhooksQuery}
 					activeWebhooks={activeWebhooks}
+					linearWebhookUrl={linearWebhookUrl}
 					{...webhookManagement}
 				/>
 			</WizardStep>