diff --git a/AetherBags/Configuration/CategorySettings.cs b/AetherBags/Configuration/CategorySettings.cs
index 12547d3..9d288b8 100644
--- a/AetherBags/Configuration/CategorySettings.cs
+++ b/AetherBags/Configuration/CategorySettings.cs
@@ -12,8 +12,9 @@ public class CategorySettings
     public bool GameCategoriesEnabled { get; set; } = true;
     public bool UserCategoriesEnabled { get; set; } = true;
     public bool BisBuddyEnabled { get; set; } = true;
+    public PluginFilterMode BisBuddyMode { get; set; } = PluginFilterMode.Highlight;
     public bool AllaganToolsCategoriesEnabled { get; set; } = false;
-    public AllaganToolsFilterMode AllaganToolsMode { get; set; } = AllaganToolsFilterMode.Highlight;
+    public PluginFilterMode AllaganToolsFilterMode { get; set; } = PluginFilterMode.Highlight;
 
     public List<UserCategoryDefinition> UserCategories { get; set; } = new();
 }
@@ -81,7 +82,7 @@ public enum ToggleFilterState
     Disallow = 2,
 }
 
-public enum AllaganToolsFilterMode
+public enum PluginFilterMode
 {
     Categorize = 0,
     Highlight = 1,
diff --git a/AetherBags/IPC/BisBuddyIPC.cs b/AetherBags/IPC/BisBuddyIPC.cs
index 1317fe4..4d5f5a1 100644
--- a/AetherBags/IPC/BisBuddyIPC.cs
+++ b/AetherBags/IPC/BisBuddyIPC.cs
@@ -7,15 +7,33 @@ using Dalamud.Plugin.Ipc;
 
 namespace AetherBags.IPC;
 
+public record BisItemEntry(uint ItemId, Vector4 Color);
+
+public record BisItemFilter(
+    bool IncludePrereqs = true,
+    bool IncludeMateria = true,
+    bool IncludeCollected = false,
+    bool IncludeObtainable = true,
+    bool IncludeCollectedPrereqs = true
+);
+
 public class BisBuddyIPC : IDisposable
 {
     private ICallGateSubscriber<bool>? _isInitialized;
     private ICallGateSubscriber<bool, bool>? _initialized;
-    private ICallGateSubscriber<List<uint>>? _getBisItems;
-    private ICallGateSubscriber<List<uint>, bool>? _bisItemsChanged;
+    private ICallGateSubscriber<List<BisItemEntry>>? _getInventoryHighlightItems;
+    private ICallGateSubscriber<List<BisItemEntry>, bool>? _inventoryHighlightItemsChanged;
+    private ICallGateSubscriber<BisItemFilter, List<BisItemEntry>>? _getBisItemsFiltered;
 
     public bool IsReady { get; private set; }
-    private static readonly Vector3 BisColor = new(0.0f, 0.3f, 0.0f);
+
+    public List<BisItemEntry> CachedBisItems { get; } = new();
+
+    public Dictionary<uint, BisItemEntry> ItemLookup { get; } = new();
+
+    public BisItemFilter? CurrentFilter { get; private set; }
+
+    public event Action? OnItemsRefreshed;
 
     public BisBuddyIPC()
     {
@@ -23,57 +41,158 @@ public class BisBuddyIPC : IDisposable
         {
             _isInitialized = Services.PluginInterface.GetIpcSubscriber<bool>("BisBuddy.IsInitialized");
             _initialized = Services.PluginInterface.GetIpcSubscriber<bool, bool>("BisBuddy.Initialized");
-            _getBisItems = Services.PluginInterface.GetIpcSubscriber<List<uint>>("BisBuddy.GetBisItems");
-            _bisItemsChanged = Services.PluginInterface.GetIpcSubscriber<List<uint>, bool>("BisBuddy.BisItemsChanged");
+            _getInventoryHighlightItems = Services.PluginInterface.GetIpcSubscriber<List<BisItemEntry>>("BisBuddy.GetInventoryHighlightItems");
+            _inventoryHighlightItemsChanged = Services.PluginInterface.GetIpcSubscriber<List<BisItemEntry>, bool>("BisBuddy.InventoryHighlightItemsChanged");
+            _getBisItemsFiltered = Services.PluginInterface.GetIpcSubscriber<BisItemFilter, List<BisItemEntry>>("BisBuddy.GetBisItemsFiltered");
 
-            _initialized.Subscribe(OnInitialized);
-            _bisItemsChanged.Subscribe(UpdateHighlights);
+            _initialized.Subscribe(OnBisBuddyInitialized);
+            _inventoryHighlightItemsChanged.Subscribe(OnInventoryHighlightItemsChanged);
 
-            try { IsReady = _isInitialized.InvokeFunc(); } catch { IsReady = false; }
-
-            if (IsReady) RequestUpdate();
+            try
+            {
+                IsReady = _isInitialized.InvokeFunc();
+                if (IsReady) RefreshItems();
+            }
+            catch
+            {
+                IsReady = false;
+            }
         }
         catch (Exception ex)
         {
             Services.Logger.DebugOnly($"BisBuddy not available: {ex.Message}");
+            IsReady = false;
         }
     }
 
-    private void OnInitialized(bool ready)
+    private void OnBisBuddyInitialized(bool ready)
     {
         IsReady = ready;
-        if (ready) RequestUpdate();
-        else HighlightState.ClearLabel(HighlightSource.BiSBuddy);
+        if (ready)
+        {
+            Services.Logger.Information("BisBuddy IPC connected");
+            RefreshItems();
+        }
+        else
+        {
+            ClearHighlights();
+        }
     }
 
-    public void RequestUpdate()
+    private void OnInventoryHighlightItemsChanged(List<BisItemEntry> items)
+    {
+        if (CurrentFilter == null)
+        {
+            UpdateCacheAndHighlights(items);
+        }
+    }
+
+    public void RefreshItems()
     {
         if (!IsReady) return;
+
         try
         {
-            var items = _getBisItems?.InvokeFunc();
-            if (items != null) UpdateHighlights(items);
+            List<BisItemEntry>? items;
+
+            if (CurrentFilter != null)
+            {
+                items = _getBisItemsFiltered?.InvokeFunc(CurrentFilter);
+            }
+            else
+            {
+                items = _getInventoryHighlightItems?.InvokeFunc();
+            }
+
+            if (items != null)
+            {
+                UpdateCacheAndHighlights(items);
+            }
+        }
+        catch (Exception ex)
+        {
+            Services.Logger.Warning($"Failed to refresh BisBuddy items: {ex.Message}");
+            IsReady = false;
         }
-        catch { IsReady = false; }
     }
 
-    private void UpdateHighlights(List<uint>? itemIds)
+    public void SetFilter(BisItemFilter? filter)
     {
-        if (!System.Config.Categories.BisBuddyEnabled || itemIds == null || itemIds.Count == 0)
+        CurrentFilter = filter;
+        RefreshItems();
+    }
+
+    public void ShowAllItems()
+    {
+        SetFilter(new BisItemFilter(IncludeCollected: true));
+    }
+
+    public void ShowUncollectedOnly()
+    {
+        SetFilter(new BisItemFilter(IncludeCollected: false));
+    }
+
+    public void UseInventoryConfig()
+    {
+        SetFilter(null);
+    }
+
+    private void UpdateCacheAndHighlights(List<BisItemEntry> items)
+    {
+        CachedBisItems.Clear();
+        ItemLookup.Clear();
+
+        foreach (var item in items)
+        {
+            CachedBisItems.Add(item);
+            ItemLookup[item.ItemId] = item;
+        }
+
+        Services.Logger.DebugOnly($"Refreshed {CachedBisItems.Count} BisBuddy items");
+
+        ApplyHighlights();
+        OnItemsRefreshed?.Invoke();
+    }
+
+    private void ApplyHighlights()
+    {
+        if (!System.Config.Categories.BisBuddyEnabled || CachedBisItems.Count == 0)
         {
             HighlightState.ClearLabel(HighlightSource.BiSBuddy);
         }
         else
         {
-            HighlightState.SetLabel(HighlightSource.BiSBuddy, itemIds, BisColor);
+            var highlights = new Dictionary<uint, Vector4>(CachedBisItems.Count);
+            foreach (var item in CachedBisItems)
+            {
+                highlights[item.ItemId] = item.Color;
+            }
+            HighlightState.SetLabelWithColors(HighlightSource.BiSBuddy, highlights);
         }
 
         InventoryOrchestrator.RefreshHighlights();
     }
 
+    private void ClearHighlights()
+    {
+        CachedBisItems.Clear();
+        ItemLookup.Clear();
+        HighlightState.ClearLabel(HighlightSource.BiSBuddy);
+        InventoryOrchestrator.RefreshHighlights();
+    }
+
+    public bool IsBisItem(uint itemId)
+        => ItemLookup.ContainsKey(itemId);
+
+    public BisItemEntry? GetBisItem(uint itemId)
+        => ItemLookup.GetValueOrDefault(itemId);
+
+    public Vector4? GetItemColor(uint itemId)
+        => GetBisItem(itemId)?.Color;
+
     public void Dispose()
     {
-        _initialized?.Unsubscribe(OnInitialized);
-        _bisItemsChanged?.Unsubscribe(UpdateHighlights);
+        _initialized?.Unsubscribe(OnBisBuddyInitialized);
+        _inventoryHighlightItemsChanged?.Unsubscribe(OnInventoryHighlightItemsChanged);
     }
 }
\ No newline at end of file
diff --git a/AetherBags/Inventory/Categories/CategoryBucketManager.cs b/AetherBags/Inventory/Categories/CategoryBucketManager.cs
index 0ca3e4d..5a7c1e8 100644
--- a/AetherBags/Inventory/Categories/CategoryBucketManager.cs
+++ b/AetherBags/Inventory/Categories/CategoryBucketManager.cs
@@ -21,9 +21,19 @@ public static class CategoryBucketManager
 
     private const uint AllaganFilterKeyFlag = 0x4000_0000;
 
+    private const uint BisBuddyKeyFlag = 0x2000_0000;
+
     public static uint MakeAllaganFilterKey(int index)
         => AllaganFilterKeyFlag | (uint)(index & 0x3FFF_FFFF);
 
+    public static uint MakeBisBuddyKey()
+        => BisBuddyKeyFlag;
+
+    public static bool IsBisBuddyKey(uint key)
+        => (key & BisBuddyKeyFlag) != 0
+           && (key & AllaganFilterKeyFlag) == 0
+           && (key & UserCategoryKeyFlag) == 0;
+
     public static bool IsAllaganFilterKey(uint key)
         => (key & AllaganFilterKeyFlag) != 0 && (key & UserCategoryKeyFlag) == 0;
 
@@ -219,13 +229,68 @@ public static class CategoryBucketManager
                 }
             }
 
-            if (bucket.Items. Count == 0)
+            if (bucket.Items.Count == 0)
                 bucket.Used = false;
 
             index++;
         }
     }
 
+    public static void BucketByBisBuddyItems(
+        Dictionary<ulong, ItemInfo> itemInfoByKey,
+        Dictionary<uint, CategoryBucket> bucketsByKey,
+        HashSet<ulong> claimedKeys,
+        bool bisCategoriesEnabled)
+    {
+        if (!bisCategoriesEnabled) return;
+        if (!System.IPC.BisBuddy.IsReady) return;
+
+        var bisItems = System.IPC.BisBuddy.ItemLookup;
+        if (bisItems. Count == 0) return;
+
+        uint bucketKey = MakeBisBuddyKey();
+
+        if (!bucketsByKey.TryGetValue(bucketKey, out CategoryBucket? bucket))
+        {
+            bucket = new CategoryBucket
+            {
+                Key = bucketKey,
+                Category = new CategoryInfo
+                {
+                    Name = "[BiS] Best in Slot",
+                    Description = "Items needed for your BiS gearsets",
+                    Color = ColorHelper.GetColor(50),
+                },
+                Items = new List<ItemInfo>(capacity: 16),
+                FilteredItems = new List<ItemInfo>(capacity: 16),
+                Used = true,
+            };
+            bucketsByKey. Add(bucketKey, bucket);
+        }
+        else
+        {
+            bucket.Used = true;
+        }
+
+        foreach (var itemKvp in itemInfoByKey)
+        {
+            ulong itemKey = itemKvp.Key;
+            ItemInfo item = itemKvp.Value;
+
+            if (claimedKeys.Contains(itemKey))
+                continue;
+
+            if (bisItems.ContainsKey(item.Item.ItemId))
+            {
+                bucket.Items. Add(item);
+                claimedKeys.Add(itemKey);
+            }
+        }
+
+        if (bucket.Items.Count == 0)
+            bucket.Used = false;
+    }
+
     public static void BucketUnclaimedToMisc(
         Dictionary<ulong, ItemInfo> itemInfoByKey,
         Dictionary<uint, CategoryBucket> bucketsByKey,
diff --git a/AetherBags/Inventory/Context/HighlightState.cs b/AetherBags/Inventory/Context/HighlightState.cs
index e278e5f..a763d49 100644
--- a/AetherBags/Inventory/Context/HighlightState.cs
+++ b/AetherBags/Inventory/Context/HighlightState.cs
@@ -10,12 +10,16 @@ public enum HighlightSource
     BiSBuddy,
 }
 
+public record HighlightEntry(uint ItemId, Vector3 Color);
+
 public static class HighlightState
 {
     private static readonly Dictionary<HighlightSource, HashSet<uint>> Filters = new();
     private static readonly Dictionary<HighlightSource, (HashSet<uint> ids, Vector3 color)> Labels = new();
+    private static readonly Dictionary<HighlightSource, Dictionary<uint, HighlightEntry>> PerItemLabels = new();
 
     public static string? SelectedAllaganToolsFilterKey { get; set; } = string.Empty;
+    public static string? SelectedBisBuddyFilterKey { get; set; } = string.Empty;
 
     public static bool IsFilterActive => Filters.Count > 0;
 
@@ -30,24 +34,89 @@ public static class HighlightState
         return false;
     }
 
-    public static Vector3? GetLabelColor(uint itemId)
+    public static HighlightEntry? GetHighlightEntry(uint itemId)
     {
+        foreach (var perItemLabel in PerItemLabels.Values)
+        {
+            if (perItemLabel.TryGetValue(itemId, out var entry))
+                return entry;
+        }
+
         foreach (var label in Labels.Values)
-            if (label.ids.Contains(itemId)) return label.color;
+        {
+            if (label.ids.Contains(itemId))
+                return new HighlightEntry(itemId, label.color);
+        }
+
         return null;
     }
 
-    public static void SetLabel(HighlightSource source, IEnumerable<uint> ids, Vector3 color)
-        => Labels[source] = (new HashSet<uint>(ids), color);
+    public static Vector3? GetLabelColor(uint itemId)
+        => GetHighlightEntry(itemId)?.Color;
 
+    public static void SetLabel(HighlightSource source, IEnumerable<uint> ids, Vector3 color)
+    {
+        PerItemLabels.Remove(source);
+        Labels[source] = (new HashSet<uint>(ids), color);
+    }
+
+    public static void SetLabelWithColors(HighlightSource source, Dictionary<uint, Vector4> itemColors)
+    {
+        Labels.Remove(source);
+
+        var entries = new Dictionary<uint, HighlightEntry>(itemColors.Count);
+        foreach (var (itemId, color) in itemColors)
+        {
+            var rgb = new Vector3(
+                color.X * color.W,
+                color.Y * color.W,
+                color.Z * color.W
+            );
+            entries[itemId] = new HighlightEntry(itemId, rgb);
+        }
+
+        PerItemLabels[source] = entries;
+    }
+
+    public static void SetLabelWithColors(HighlightSource source, IEnumerable<HighlightEntry> entries)
+    {
+        Labels.Remove(source);
+
+        var dict = new Dictionary<uint, HighlightEntry>();
+        foreach (var entry in entries)
+        {
+            dict[entry.ItemId] = entry;
+        }
+
+        PerItemLabels[source] = dict;
+    }
+
+    public static void SetLabelWithColors(HighlightSource source, Dictionary<uint, Vector3> itemColors)
+    {
+        Labels.Remove(source);
+
+        var entries = new Dictionary<uint, HighlightEntry>(itemColors.Count);
+        foreach (var (itemId, color) in itemColors)
+        {
+            entries[itemId] = new HighlightEntry(itemId, color);
+        }
+
+        PerItemLabels[source] = entries;
+    }
 
     public static void ClearAll()
     {
         Filters.Clear();
         Labels.Clear();
+        PerItemLabels.Clear();
         SelectedAllaganToolsFilterKey = string.Empty;
     }
 
     public static void ClearFilter(HighlightSource source) => Filters.Remove(source);
-    public static void ClearLabel(HighlightSource source) => Labels.Remove(source);
+
+    public static void ClearLabel(HighlightSource source)
+    {
+        Labels.Remove(source);
+        PerItemLabels.Remove(source);
+    }
 }
\ No newline at end of file
diff --git a/AetherBags/Inventory/State/InventoryStateBase.cs b/AetherBags/Inventory/State/InventoryStateBase.cs
index 1d8a1af..34c058b 100644
--- a/AetherBags/Inventory/State/InventoryStateBase.cs
+++ b/AetherBags/Inventory/State/InventoryStateBase.cs
@@ -66,6 +66,7 @@ public abstract class InventoryStateBase
         bool userCategoriesEnabled = config.Categories.UserCategoriesEnabled && categoriesEnabled;
         bool gameCategoriesEnabled = config.Categories.GameCategoriesEnabled && categoriesEnabled;
         bool allaganCategoriesEnabled = config.Categories.AllaganToolsCategoriesEnabled && categoriesEnabled;
+        bool bisCategoriesEnabled = config.Categories.BisBuddyEnabled && categoriesEnabled;
         // TODO: Cache this when config changes
         var userCategories = config.Categories.UserCategories.Where(c => c.Enabled).ToList();
 
@@ -77,7 +78,7 @@ public abstract class InventoryStateBase
 
         if (allaganCategoriesEnabled)
         {
-            if (config.Categories.AllaganToolsMode == AllaganToolsFilterMode.Categorize)
+            if (config.Categories.AllaganToolsFilterMode == PluginFilterMode.Categorize)
             {
                 CategoryBucketManager.BucketByAllaganFilters(ItemInfoByKey, BucketsByKey, ClaimedKeys, true);
                 HighlightState.ClearFilter(HighlightSource.AllaganTools);
@@ -92,6 +93,23 @@ public abstract class InventoryStateBase
             HighlightState.ClearFilter(HighlightSource.AllaganTools);
         }
 
+        if (bisCategoriesEnabled)
+        {
+            if (config.Categories.BisBuddyMode == PluginFilterMode.Categorize)
+            {
+                CategoryBucketManager.BucketByAllaganFilters(ItemInfoByKey, BucketsByKey, ClaimedKeys, true);
+                HighlightState.ClearFilter(HighlightSource.AllaganTools);
+            }
+            else
+            {
+                UpdateAllaganHighlight(HighlightState.SelectedBisBuddyFilterKey);
+            }
+        }
+        else
+        {
+            HighlightState.ClearFilter(HighlightSource.BiSBuddy);
+        }
+
         if (gameCategoriesEnabled)
         {
             CategoryBucketManager.BucketByGameCategories(
diff --git a/AetherBags/Nodes/Configuration/Category/CategoryGeneralConfigurationNode.cs b/AetherBags/Nodes/Configuration/Category/CategoryGeneralConfigurationNode.cs
index 4752f5f..f202acb 100644
--- a/AetherBags/Nodes/Configuration/Category/CategoryGeneralConfigurationNode.cs
+++ b/AetherBags/Nodes/Configuration/Category/CategoryGeneralConfigurationNode.cs
@@ -80,6 +80,27 @@ public sealed class CategoryGeneralConfigurationNode : TabbedVerticalListNode
 
         bool bisBuddyReady = System.IPC.BisBuddy?.IsReady ?? false;
 
+        LabeledDropdownNode? bbModeDropdown = new LabeledDropdownNode
+        {
+            Size = new Vector2(300, 20),
+            LabelText = "Filter Display Mode",
+            LabelTextFlags = TextFlags.AutoAdjustNodeSize,
+            IsEnabled = config.BisBuddyEnabled && bisBuddyReady,
+            Options = Enum.GetNames(typeof(PluginFilterMode)).ToList(),
+            SelectedOption = config.BisBuddyMode.ToString(),
+            OnOptionSelected = selected =>
+            {
+                if (Enum.TryParse<PluginFilterMode>(selected, out var parsed))
+                {
+                    config.BisBuddyMode = parsed;
+                    if (parsed == PluginFilterMode.Categorize)
+                        HighlightState.ClearFilter(HighlightSource.AllaganTools);
+
+                    RefreshInventory();
+                }
+            }
+        };
+
         CheckboxNode bisBuddyEnabled = new CheckboxNode
         {
             Size = Size with { Y = 18 },
@@ -90,11 +111,13 @@ public sealed class CategoryGeneralConfigurationNode : TabbedVerticalListNode
             OnClick = isChecked =>
             {
                 config.BisBuddyEnabled = isChecked;
-                System.IPC.BisBuddy?.RequestUpdate();
+                if (bbModeDropdown != null) bbModeDropdown.IsEnabled = isChecked;
+                if (isChecked) System.IPC.BisBuddy?.RefreshItems();
                 RefreshInventory();
             }
         };
         AddNode(bisBuddyEnabled);
+        AddNode(bbModeDropdown);
 
         bool allaganReady = System.IPC.AllaganTools?.IsReady ?? false;
 
@@ -104,14 +127,14 @@ public sealed class CategoryGeneralConfigurationNode : TabbedVerticalListNode
             LabelText = "Filter Display Mode",
             LabelTextFlags = TextFlags.AutoAdjustNodeSize,
             IsEnabled = config.AllaganToolsCategoriesEnabled && allaganReady,
-            Options = Enum.GetNames(typeof(AllaganToolsFilterMode)).ToList(),
-            SelectedOption = config.AllaganToolsMode.ToString(),
+            Options = Enum.GetNames(typeof(PluginFilterMode)).ToList(),
+            SelectedOption = config.AllaganToolsFilterMode.ToString(),
             OnOptionSelected = selected =>
             {
-                if (Enum.TryParse<AllaganToolsFilterMode>(selected, out var parsed))
+                if (Enum.TryParse<PluginFilterMode>(selected, out var parsed))
                 {
-                    config.AllaganToolsMode = parsed;
-                    if (parsed == AllaganToolsFilterMode.Categorize)
+                    config.AllaganToolsFilterMode = parsed;
+                    if (parsed == PluginFilterMode.Categorize)
                         HighlightState.ClearFilter(HighlightSource.AllaganTools);
 
                     RefreshInventory();