diff --git a/src/App.jsx b/src/App.jsx
index a307b6b..e995f06 100644
--- a/src/App.jsx
+++ b/src/App.jsx
@@ -176,6 +176,25 @@ const contentStorageKey = 'program-flow-content';
 const programStateStorageKey = 'program-flow-gates';
 const serverStateEndpoint = '/api/state';
 const disabledFlowStep = '__disabled__';
+const programTypeOptions = {
+  internal: {
+    label: '사내프로그램',
+    shortLabel: '사내',
+    rowClass: 'border-emerald-100 bg-emerald-50/55',
+    badgeClass: 'bg-emerald-100 text-emerald-700 ring-emerald-200',
+    dotClass: 'bg-emerald-500'
+  },
+  commercial: {
+    label: '상용프로그램',
+    shortLabel: '상용',
+    rowClass: 'border-violet-100 bg-violet-50/55',
+    badgeClass: 'bg-violet-100 text-violet-700 ring-violet-200',
+    dotClass: 'bg-violet-500'
+  }
+};
+
+const getProgramType = (type) => (type === 'commercial' ? 'commercial' : 'internal');
+const getProgramTypeMeta = (type) => programTypeOptions[getProgramType(type)];
 
 const defaultContent = {
   cheonjiin: {
@@ -184,6 +203,7 @@ const defaultContent = {
     steps: cheonjiinFlow.map(({ title, feature, note }) => ({ title, feature, note })),
     deliverables: cheonjiinDeliverables,
     format: 'glb',
+    programType: 'internal',
     predecessors: [],
     successors: []
   },
@@ -193,6 +213,7 @@ const defaultContent = {
     steps: wayPrimalFlow.map(({ title, feature, note }) => ({ title, feature, note })),
     format: '',
     deliverables: ['기본설계 모델'],
+    programType: 'internal',
     predecessors: [],
     successors: [],
     linkLabel: '천지인 산출 모델을 WayPrimal 설계 입력으로 연계'
@@ -206,6 +227,7 @@ function normalizeStoredContent(parsed) {
       cheonjiin: {
         ...defaultContent.cheonjiin,
         ...(parsed.cheonjiin ?? {}),
+        programType: getProgramType(parsed.cheonjiin?.programType ?? defaultContent.cheonjiin.programType),
         predecessors: parsed.cheonjiin?.predecessors ?? [],
         successors: parsed.cheonjiin?.successors ?? [],
         format:
@@ -216,6 +238,7 @@ function normalizeStoredContent(parsed) {
       wayPrimal: {
         ...defaultContent.wayPrimal,
         ...(parsed.wayPrimal ?? {}),
+        programType: getProgramType(parsed.wayPrimal?.programType ?? defaultContent.wayPrimal.programType),
         predecessors: parsed.wayPrimal?.predecessors ?? [],
         successors: parsed.wayPrimal?.successors ?? [],
         format:
@@ -225,6 +248,7 @@ function normalizeStoredContent(parsed) {
       },
       extraPrograms: (parsed.extraPrograms ?? []).map((program, index, programs) => ({
         ...program,
+        programType: getProgramType(program.programType),
         predecessors: program.predecessors ?? [],
         successors: program.successors ?? [],
         linkLabel: program.linkLabel ?? `이전 프로그램 산출물을 ${program.name} 입력으로 연계`
@@ -508,6 +532,8 @@ function FlowRow({
   onDeliverableChange,
   onLabelChange,
   onDescriptionChange,
+  programType,
+  onProgramTypeChange,
   onAddStep,
   onRemoveStep,
   onMoveStep,
@@ -523,6 +549,8 @@ function FlowRow({
     return 'disabled';
   };
   const isRowClickable = Boolean(onLabelClick) && !isEditing;
+  const programTypeKey = getProgramType(programType);
+  const programTypeMeta = getProgramTypeMeta(programTypeKey);
   const maxVisibleSteps = 4;
   const [stepWindowStart, setStepWindowStart] = useState(0);
   const maxWindowStart = Math.max(0, steps.length - maxVisibleSteps);
@@ -591,7 +619,7 @@ function FlowRow({
   return (
     <section
       onClick={isRowClickable ? onLabelClick : undefined}
-      className={`rounded-[28px] border border-white/70 bg-white/75 p-5 shadow-[0_18px_50px_rgba(15,23,42,0.08)] backdrop-blur ${
+      className={`rounded-[28px] border p-5 shadow-[0_18px_50px_rgba(15,23,42,0.08)] backdrop-blur ${programTypeMeta.rowClass} ${
         isRowClickable ? 'cursor-pointer transition hover:-translate-y-0.5 hover:shadow-[0_22px_60px_rgba(15,23,42,0.12)]' : ''
       }`}
     >
@@ -628,6 +656,31 @@ function FlowRow({
                 프로그램 삭제
               </button>
             )}
+            {isEditing && onProgramTypeChange ? (
+              <div className="flex rounded-full bg-white/80 p-1 text-[11px] font-black shadow-sm ring-1 ring-slate-200">
+                {Object.entries(programTypeOptions).map(([typeKey, typeMeta]) => (
+                  <button
+                    key={typeKey}
+                    type="button"
+                    onClick={(event) => {
+                      event.stopPropagation();
+                      onProgramTypeChange(typeKey);
+                    }}
+                    className={`rounded-full px-2.5 py-1 transition ${
+                      programTypeKey === typeKey
+                        ? typeMeta.badgeClass
+                        : 'text-slate-400 hover:bg-slate-50'
+                    }`}
+                  >
+                    {typeMeta.shortLabel}
+                  </button>
+                ))}
+              </div>
+            ) : (
+              <span className={`rounded-full px-2.5 py-1 text-[11px] font-black ring-1 ${programTypeMeta.badgeClass}`}>
+                {programTypeMeta.label}
+              </span>
+            )}
           </div>
           {isEditing && onDescriptionChange ? (
             <textarea
@@ -1285,10 +1338,11 @@ function RelationPopup({ programs, onToggleRelation, onClose }) {
                     {graphPrograms.map((program) => {
                       const position = nodePositions[program.id];
                       if (!position) return null;
+                      const typeMeta = getProgramTypeMeta(program.programType);
                       return (
                         <div
                           key={program.id}
-                          className="absolute flex flex-col items-center justify-center rounded-2xl border border-blue-100 bg-gradient-to-br from-white to-blue-50 px-3 text-center shadow-sm"
+                          className={`absolute flex flex-col items-center justify-center rounded-2xl border px-3 text-center shadow-sm ${typeMeta.rowClass}`}
                           style={{
                             left: `${(position.x / graphWidth) * 100}%`,
                             top: `${(position.y / graphHeight) * 100}%`,
@@ -1297,6 +1351,9 @@ function RelationPopup({ programs, onToggleRelation, onClose }) {
                           }}
                         >
                           <p className="text-sm font-extrabold text-slate-950">{program.name}</p>
+                          <span className={`mt-1 rounded-full px-2 py-0.5 text-[10px] font-black ring-1 ${typeMeta.badgeClass}`}>
+                            {typeMeta.shortLabel}
+                          </span>
                         </div>
                       );
                     })}
@@ -1420,6 +1477,7 @@ function RelationTreePanel({ programs, onProgramClick, onOpenRelationPopup }) {
     const isExpanded = expandedProgramIds.has(program.id);
     const isRepeated = visitedIds.has(program.id);
     const hasMultipleInputs = (program.predecessors ?? []).length > 1;
+    const typeMeta = getProgramTypeMeta(program.programType);
     const nextVisitedIds = new Set(visitedIds);
     nextVisitedIds.add(program.id);
 
@@ -1454,13 +1512,19 @@ function RelationTreePanel({ programs, onProgramClick, onOpenRelationPopup }) {
             onClick={() => onProgramClick(program.id)}
             className="min-w-0 flex-1 overflow-hidden rounded-xl bg-white/85 px-3 py-2 text-left shadow-sm ring-1 ring-slate-100 transition hover:-translate-y-0.5 hover:bg-white hover:shadow"
           >
-            <span className="block truncate text-[13px] font-black text-slate-900">
-              {program.name}
+            <span className="flex min-w-0 items-center gap-1.5">
+              <span className={`h-2 w-2 shrink-0 rounded-full ${typeMeta.dotClass}`} />
+              <span className="block truncate text-[13px] font-black text-slate-900">
+                {program.name}
+              </span>
             </span>
             <span className="mt-0.5 block truncate text-[11px] font-semibold text-slate-500">
               {program.description}
             </span>
           </button>
+          <span className={`rounded-full px-2 py-1 text-[10px] font-black ring-1 ${typeMeta.badgeClass}`}>
+            {typeMeta.shortLabel}
+          </span>
           {hasMultipleInputs && (
             <span className="rounded-full bg-violet-50 px-2 py-1 text-[10px] font-black text-violet-600 ring-1 ring-violet-100">
               다중
@@ -1521,6 +1585,7 @@ export default function App() {
       description: content.cheonjiin.description,
       steps: editableCheonjiinFlow,
       format: content.cheonjiin.format,
+      programType: getProgramType(content.cheonjiin.programType),
       predecessors: content.cheonjiin.predecessors ?? [],
       successors: content.cheonjiin.successors ?? [],
       accent: {
@@ -1536,6 +1601,7 @@ export default function App() {
       description: content.wayPrimal.description,
       steps: editableWayPrimalFlow,
       format: content.wayPrimal.format,
+      programType: getProgramType(content.wayPrimal.programType),
       predecessors: content.wayPrimal.predecessors ?? [],
       successors: content.wayPrimal.successors ?? [],
       accent: {
@@ -1551,6 +1617,7 @@ export default function App() {
       description: program.description,
       steps: normalizeProgramSteps(program),
       format: program.format,
+      programType: getProgramType(program.programType),
       predecessors: program.predecessors ?? [],
       successors: program.successors ?? [],
       accent: {
@@ -1939,6 +2006,7 @@ export default function App() {
           ],
           format: '',
           deliverables: ['성과물'],
+          programType: 'internal',
           predecessors: [],
           successors: [],
           linkLabel: '이전 프로그램 산출물을 새 프로그램 입력으로 연계'
@@ -2202,6 +2270,8 @@ export default function App() {
           onStepChange={(index, field, value) => updateStep('cheonjiin', index, field, value)}
           onLabelChange={(value) => updateProgramTitle('cheonjiin', 'name', value)}
           onDescriptionChange={(value) => updateProgramTitle('cheonjiin', 'description', value)}
+          programType={content.cheonjiin.programType}
+          onProgramTypeChange={(value) => updateProgramTitle('cheonjiin', 'programType', value)}
           format={content.cheonjiin.format}
           onFormatChange={(value) => updateFormat('cheonjiin', value)}
           deliverables={content.cheonjiin.deliverables}
@@ -2244,6 +2314,8 @@ export default function App() {
           onStepChange={(index, field, value) => updateStep('wayPrimal', index, field, value)}
           onLabelChange={(value) => updateProgramTitle('wayPrimal', 'name', value)}
           onDescriptionChange={(value) => updateProgramTitle('wayPrimal', 'description', value)}
+          programType={content.wayPrimal.programType}
+          onProgramTypeChange={(value) => updateProgramTitle('wayPrimal', 'programType', value)}
           format={content.wayPrimal.format}
           onFormatChange={(value) => updateFormat('wayPrimal', value)}
           deliverables={content.wayPrimal.deliverables ?? []}
@@ -2333,6 +2405,8 @@ export default function App() {
               onStepChange={(index, field, value) => updateProgramStep(programIndex, index, field, value)}
               onLabelChange={(value) => updateProgramTitle(program.id, 'name', value)}
               onDescriptionChange={(value) => updateProgramTitle(program.id, 'description', value)}
+              programType={program.programType}
+              onProgramTypeChange={(value) => updateProgram(programIndex, 'programType', value)}
               format={program.format}
               onFormatChange={(value) => updateProgram(programIndex, 'format', value)}
               deliverables={program.deliverables ?? []}