diff --git a/README.md b/README.md
index 84de7da..39451d4 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,7 @@ The project is intentionally dependency-light: Swift Package Manager, AppKit, Ca
 - Custom named collections for organizing clips from the card context menu
 - Copy and paste actions with Accessibility permission fallback
 - Image thumbnail cache with byte and file-count pruning
-- Configurable history length, cache limit, polling profile, ignored apps, content kinds, launch-at-login, Dock/menu-bar presence, and clear-on-quit behavior
+- Configurable history length, cache limit, polling profile, ignored apps, content kinds, launch-at-login, Dock/menu-bar presence, and clear-on-quit behavior, with card-level capture rules for ignoring a source app or content type
 - Local-only storage, with optional sensitive-content exclusion for common secrets
 
 ## Requirements
diff --git a/docs/SMOKE_TEST.md b/docs/SMOKE_TEST.md
index 0916e85..3c17161 100644
--- a/docs/SMOKE_TEST.md
+++ b/docs/SMOKE_TEST.md
@@ -41,6 +41,7 @@ Use this checklist before a release or after changes to panel, pasteboard, setti
 8. Right-click another card and confirm Add to Collection offers Client Work as a reusable destination.
 9. Select the Client Work chip and confirm the rail filters to assigned items; quit and reopen ClipBored and confirm the assignment persists.
 10. Double-click an item and confirm it attempts to paste or falls back to copy without creating a duplicate history entry.
+11. Right-click a card, use Capture Rules to ignore its source app, copy from that app again, and confirm the new item is skipped.
 
 ## Copy And Paste
 
diff --git a/sources/clipbored/views/ClipboardPanelView.swift b/sources/clipbored/views/ClipboardPanelView.swift
index 80b114a..89acb73 100644
--- a/sources/clipbored/views/ClipboardPanelView.swift
+++ b/sources/clipbored/views/ClipboardPanelView.swift
@@ -595,6 +595,14 @@ final class ClipboardPanelView: NSVisualEffectView, NSSearchFieldDelegate {
           self?.viewModel.selectItem(at: selected)
           self?.viewModel.assignSelected(to: collectionName)
         }
+        card.onIgnoreSourceApp = { [weak self] selected in
+          self?.viewModel.selectItem(at: selected)
+          self?.viewModel.ignoreSelectedSourceApp()
+        }
+        card.onIgnoreKind = { [weak self] selected in
+          self?.viewModel.selectItem(at: selected)
+          self?.viewModel.ignoreSelectedKind()
+        }
         card.onDelete = { [weak self] selected in
           self?.viewModel.selectItem(at: selected)
           self?.viewModel.deleteSelected()
@@ -710,7 +718,7 @@ final class ClipboardPanelView: NSVisualEffectView, NSSearchFieldDelegate {
     if lower.hasPrefix("captured") || lower.contains("capture running") || lower.contains("capture is running") || lower.contains("capture resumed") {
       return .ready
     }
-    if lower.hasPrefix("copied") || lower.hasPrefix("pasted") || lower.hasPrefix("updated") || lower.hasPrefix("added") || lower.hasPrefix("removed") || lower.hasPrefix("cleared") {
+    if lower.hasPrefix("copied") || lower.hasPrefix("pasted") || lower.hasPrefix("updated") || lower.hasPrefix("added") || lower.hasPrefix("removed") || lower.hasPrefix("cleared") || lower.hasPrefix("ignored") {
       return .action
     }
     if lower.hasPrefix("error") || lower.contains("failed") {
@@ -1014,6 +1022,10 @@ final class ClipboardPanelView: NSVisualEffectView, NSSearchFieldDelegate {
     cardViews.first?.debugCollectionMenuTitles ?? []
   }
 
+  var debugFirstCardCaptureRuleMenuTitles: [String] {
+    cardViews.first?.debugCaptureRuleMenuTitles ?? []
+  }
+
   var debugFirstCardVisibleActionLabels: [String] {
     cardViews.first?.debugVisibleActionLabels ?? []
   }
@@ -1388,6 +1400,8 @@ private final class ClipboardItemCardView: NSView, NSDraggingSource {
   var onReveal: (Int) -> Void = { _ in }
   var onTogglePin: (Int) -> Void = { _ in }
   var onAssignCollection: (Int, String?) -> Void = { _, _ in }
+  var onIgnoreSourceApp: (Int) -> Void = { _ in }
+  var onIgnoreKind: (Int) -> Void = { _ in }
   var onDelete: (Int) -> Void = { _ in }
 
   private let index: Int
@@ -1395,6 +1409,8 @@ private final class ClipboardItemCardView: NSView, NSDraggingSource {
   private let itemIsPinned: Bool
   private let itemIsStacked: Bool
   private let stackCount: Int
+  private let itemSourceAppName: String?
+  private let itemSourceAppBundleID: String?
   private let itemCollectionName: String?
   private let collectionNames: [String]
   private let contentView = NSView()
@@ -1422,6 +1438,8 @@ private final class ClipboardItemCardView: NSView, NSDraggingSource {
     self.itemIsPinned = item.isPinned
     self.itemIsStacked = isStacked
     self.stackCount = stackCount
+    self.itemSourceAppName = Self.presentSourceText(item.sourceApp)
+    self.itemSourceAppBundleID = Self.presentSourceText(item.sourceAppBundleId)
     self.itemCollectionName = ClipboardCollectionDefaults.normalizedName(item.collectionName)
     self.collectionNames = collectionNames.compactMap { ClipboardCollectionDefaults.normalizedName($0) }
     super.init(frame: .zero)
@@ -1551,6 +1569,13 @@ private final class ClipboardItemCardView: NSView, NSDraggingSource {
     return collectionMenu.items.map { $0.isSeparatorItem ? "-" : $0.title }
   }
 
+  var debugCaptureRuleMenuTitles: [String] {
+    guard let rulesMenu = contextMenu().items.first(where: { $0.title == "Capture Rules" })?.submenu else {
+      return []
+    }
+    return rulesMenu.items.map { $0.isSeparatorItem ? "-" : $0.title }
+  }
+
   var debugVisibleActionLabels: [String] {
     actionRail.isHidden ? [] : actionRailButtons.map { $0.toolTip ?? "" }
   }
@@ -1598,6 +1623,7 @@ private final class ClipboardItemCardView: NSView, NSDraggingSource {
     }
     addMenuItem(itemIsPinned ? "Unpin" : "Pin", action: #selector(togglePinFromMenu), to: menu)
     addCollectionMenu(to: menu)
+    addCaptureRulesMenu(to: menu)
     menu.addItem(NSMenuItem.separator())
     let open = addMenuItem("Open", action: #selector(openFromMenu), to: menu)
     open.isEnabled = canOpen
@@ -1639,6 +1665,48 @@ private final class ClipboardItemCardView: NSView, NSDraggingSource {
     menu.setSubmenu(submenu, for: parent)
   }
 
+  private func addCaptureRulesMenu(to menu: NSMenu) {
+    let parent = NSMenuItem(title: "Capture Rules", action: nil, keyEquivalent: "")
+    let submenu = NSMenu(title: "Capture Rules")
+    submenu.autoenablesItems = false
+
+    let ignoreSource = NSMenuItem(
+      title: ignoreSourceTitle(),
+      action: #selector(ignoreSourceAppFromMenu),
+      keyEquivalent: ""
+    )
+    ignoreSource.target = self
+    ignoreSource.isEnabled = itemSourceAppName != nil || itemSourceAppBundleID != nil
+    submenu.addItem(ignoreSource)
+
+    let ignoreKind = NSMenuItem(
+      title: "Ignore \(kindLabel(for: itemKind)) Items",
+      action: #selector(ignoreKindFromMenu),
+      keyEquivalent: ""
+    )
+    ignoreKind.target = self
+    ignoreKind.isEnabled = true
+    submenu.addItem(ignoreKind)
+
+    menu.addItem(parent)
+    menu.setSubmenu(submenu, for: parent)
+  }
+
+  private func ignoreSourceTitle() -> String {
+    if let itemSourceAppName {
+      return "Ignore \(itemSourceAppName)"
+    }
+    if let itemSourceAppBundleID {
+      return "Ignore \(itemSourceAppBundleID)"
+    }
+    return "Ignore Source App"
+  }
+
+  private static func presentSourceText(_ value: String?) -> String? {
+    guard let text = value?.clipboardTrimmed, !text.isEmpty else { return nil }
+    return text
+  }
+
   private func availableCollectionNames() -> [String] {
     var names: [String] = []
     var seen = Set<String>()
@@ -1876,6 +1944,14 @@ private final class ClipboardItemCardView: NSView, NSDraggingSource {
     onAssignCollection(index, nil)
   }
 
+  @objc private func ignoreSourceAppFromMenu() {
+    onIgnoreSourceApp(index)
+  }
+
+  @objc private func ignoreKindFromMenu() {
+    onIgnoreKind(index)
+  }
+
   @objc private func deleteFromMenu() {
     onDelete(index)
   }
diff --git a/sources/clipbored/views/ClipboardPanelViewModel.swift b/sources/clipbored/views/ClipboardPanelViewModel.swift
index 3af3c5d..ef82b52 100644
--- a/sources/clipbored/views/ClipboardPanelViewModel.swift
+++ b/sources/clipbored/views/ClipboardPanelViewModel.swift
@@ -426,6 +426,34 @@ final class ClipboardPanelViewModel {
     }
   }
 
+  func ignoreSelectedSourceApp() {
+    guard let item = selectedItem else { return }
+    guard let rule = sourceIgnoreRule(for: item) else {
+      statusMessage = "Source app unavailable"
+      return
+    }
+
+    let existing = settings.ignoredApps.map { $0.clipboardTrimmed.lowercased() }
+    guard !existing.contains(rule.value.lowercased()) else {
+      statusMessage = "\(rule.displayName) is already ignored"
+      return
+    }
+
+    settings.ignoredApps.append(rule.value)
+    statusMessage = "Ignored \(rule.displayName) for future captures"
+  }
+
+  func ignoreSelectedKind() {
+    guard let item = selectedItem else { return }
+    guard !settings.ignoredItemKindsRaw.contains(item.kind.rawValue) else {
+      statusMessage = "\(Self.statusKindName(item.kind)) items are already ignored"
+      return
+    }
+
+    settings.ignoredItemKindsRaw.append(item.kind.rawValue)
+    statusMessage = "Ignored \(Self.statusKindName(item.kind)) items for future captures"
+  }
+
   func selectCollection(named name: String) {
     guard let normalizedName = ClipboardCollectionDefaults.normalizedName(name) else { return }
     isStackFilterSelected = false
@@ -791,6 +819,25 @@ final class ClipboardPanelViewModel {
     return min(lhs, rhs)
   }
 
+  private func sourceIgnoreRule(for item: ClipboardItem) -> (value: String, displayName: String)? {
+    if let bundleID = item.sourceAppBundleId?.clipboardTrimmed, !bundleID.isEmpty {
+      let sourceApp = item.sourceApp?.clipboardTrimmed
+      let display = sourceApp?.isEmpty == false ? sourceApp ?? bundleID : bundleID
+      return (bundleID, display)
+    }
+
+    if let sourceApp = item.sourceApp?.clipboardTrimmed, !sourceApp.isEmpty {
+      return (sourceApp, sourceApp)
+    }
+
+    return nil
+  }
+
+  private static func statusKindName(_ kind: ClipboardItemKind) -> String {
+    let name = kind.displayName
+    return name == name.uppercased() ? name : name.capitalized
+  }
+
   private func searchTokens(from query: String) -> [String] {
     query
       .split { character in
diff --git a/tests/clipboredtests/ClipboardPanelViewModelTests.swift b/tests/clipboredtests/ClipboardPanelViewModelTests.swift
index 796f626..cf764a0 100644
--- a/tests/clipboredtests/ClipboardPanelViewModelTests.swift
+++ b/tests/clipboredtests/ClipboardPanelViewModelTests.swift
@@ -504,6 +504,63 @@ final class ClipboardPanelViewModelTests: XCTestCase {
     XCTAssertEqual(viewModel.statusMessage, "Cleared Stack")
   }
 
+  func testIgnoreSelectedSourceAppAddsPreciseCaptureRule() {
+    let settings = makeSettings()
+    let cacheService = makeCacheService()
+    let store = makeStore(settings: settings, cacheService: cacheService)
+    var item = makeTextItem("source rule clip", createdAt: Date(timeIntervalSince1970: 100))
+    item.sourceApp = "Slack"
+    item.sourceAppBundleId = "com.tinyspeck.slackmacgap"
+    store.upsert(item)
+    store.flushPersistenceForTesting()
+
+    let viewModel = ClipboardPanelViewModel(store: store, settings: settings, cacheService: cacheService)
+    waitForVisibleItems(in: viewModel, count: 1)
+    let initialIgnoredApps = settings.ignoredApps
+
+    viewModel.ignoreSelectedSourceApp()
+
+    XCTAssertEqual(settings.ignoredApps, initialIgnoredApps + ["com.tinyspeck.slackmacgap"])
+    XCTAssertEqual(viewModel.statusMessage, "Ignored Slack for future captures")
+
+    viewModel.ignoreSelectedSourceApp()
+    XCTAssertEqual(settings.ignoredApps, initialIgnoredApps + ["com.tinyspeck.slackmacgap"])
+    XCTAssertEqual(viewModel.statusMessage, "Slack is already ignored")
+  }
+
+  func testIgnoreSelectedKindAddsContentTypeCaptureRule() {
+    let settings = makeSettings()
+    let cacheService = makeCacheService()
+    let store = makeStore(settings: settings, cacheService: cacheService)
+    let item = ClipboardItem(
+      id: UUID(),
+      kind: .image,
+      displayText: "Image",
+      payload: "/tmp/image.png",
+      payloadHash: hash("image"),
+      createdAt: Date(timeIntervalSince1970: 100),
+      lastUsedAt: Date(timeIntervalSince1970: 100),
+      useCount: 0,
+      sourceApp: "Photos",
+      imagePath: nil,
+      thumbnailPath: nil
+    )
+    store.upsert(item)
+    store.flushPersistenceForTesting()
+
+    let viewModel = ClipboardPanelViewModel(store: store, settings: settings, cacheService: cacheService)
+    waitForVisibleItems(in: viewModel, count: 1)
+
+    viewModel.ignoreSelectedKind()
+
+    XCTAssertEqual(settings.ignoredItemKindsRaw, [ClipboardItemKind.image.rawValue])
+    XCTAssertEqual(viewModel.statusMessage, "Ignored Image items for future captures")
+
+    viewModel.ignoreSelectedKind()
+    XCTAssertEqual(settings.ignoredItemKindsRaw, [ClipboardItemKind.image.rawValue])
+    XCTAssertEqual(viewModel.statusMessage, "Image items are already ignored")
+  }
+
   func testSelectingStackFiltersVisibleItemsInQueueOrder() {
     let settings = makeSettings()
     let cacheService = makeCacheService()
diff --git a/tests/clipboredtests/ClipboardPanelViewTests.swift b/tests/clipboredtests/ClipboardPanelViewTests.swift
index 3c17d3f..7e76f33 100644
--- a/tests/clipboredtests/ClipboardPanelViewTests.swift
+++ b/tests/clipboredtests/ClipboardPanelViewTests.swift
@@ -345,12 +345,16 @@ final class ClipboardPanelViewTests: XCTestCase {
 
     XCTAssertEqual(
       fixture.view.debugFirstCardMenuTitles,
-      ["Paste", "Copy", "Add to Stack", "Edit", "Pin", "Add to Collection", "-", "Open", "Reveal in Finder", "-", "Delete"]
+      ["Paste", "Copy", "Add to Stack", "Edit", "Pin", "Add to Collection", "Capture Rules", "-", "Open", "Reveal in Finder", "-", "Delete"]
     )
     XCTAssertEqual(
       fixture.view.debugFirstCardCollectionMenuTitles,
       ["Useful Links", "Important Notes", "Code Snippets", "Read Later", "-", "New Collection..."]
     )
+    XCTAssertEqual(
+      fixture.view.debugFirstCardCaptureRuleMenuTitles,
+      ["Ignore Ghostty", "Ignore Text Items"]
+    )
   }
 
   func testPreviewableCardsExposeQuickLookContextMenuAction() {
@@ -361,7 +365,11 @@ final class ClipboardPanelViewTests: XCTestCase {
 
     XCTAssertEqual(
       fixture.view.debugFirstCardMenuTitles,
-      ["Paste", "Copy", "Paste Plain Text", "Copy Plain Text", "Add to Stack", "Quick Look", "Pin", "Add to Collection", "-", "Open", "Reveal in Finder", "-", "Delete"]
+      ["Paste", "Copy", "Paste Plain Text", "Copy Plain Text", "Add to Stack", "Quick Look", "Pin", "Add to Collection", "Capture Rules", "-", "Open", "Reveal in Finder", "-", "Delete"]
+    )
+    XCTAssertEqual(
+      fixture.view.debugFirstCardCaptureRuleMenuTitles,
+      ["Ignore Ghostty", "Ignore File Items"]
     )
   }
 
@@ -377,7 +385,7 @@ final class ClipboardPanelViewTests: XCTestCase {
 
     XCTAssertEqual(
       fixture.view.debugFirstCardMenuTitles,
-      ["Paste", "Copy", "Remove from Stack", "Paste Stack Next", "Copy Stack Next", "Clear Stack", "Edit", "Pin", "Add to Collection", "-", "Open", "Reveal in Finder", "-", "Delete"]
+      ["Paste", "Copy", "Remove from Stack", "Paste Stack Next", "Copy Stack Next", "Clear Stack", "Edit", "Pin", "Add to Collection", "Capture Rules", "-", "Open", "Reveal in Finder", "-", "Delete"]
     )
     XCTAssertEqual(fixture.view.debugFirstCardVisibleActionLabels, ["Paste", "Copy", "Pin", "Remove from Stack", "Edit", "Delete"])
   }