diff --git a/tools/browser_screencap b/tools/browser_screencap
new file mode 100755
index 0000000..d7a9a78
--- /dev/null
+++ b/tools/browser_screencap
@@ -0,0 +1,66 @@
+#!/usr/bin/env bash
+# capabilities: web
+# description: Capture browser window showing a specific URL: capture_browser.sh [output_path] [url_pattern]
+set -e
+
+# Verify running under landrun (test filesystem restriction)
+
+OUTPUT="${1:-${TMPDIR:-/tmp}/browser_capture.png}"
+URL_PATTERN="${2:-localhost}"
+
+case "$(uname -s)" in
+    Darwin)
+        # macOS: use osascript + screencapture
+        osascript -e 'tell application "Google Chrome" to activate' 2>/dev/null
+        sleep 0.3
+        osascript -e "tell application \"Google Chrome\" to set index of (first window whose name contains \"$URL_PATTERN\") to 1" 2>/dev/null
+        sleep 0.3
+        screencapture -x "$OUTPUT"
+        ;;
+    Linux)
+        if [ -z "$DISPLAY" ]; then
+            echo "ERROR: DISPLAY not set" >&2
+            exit 1
+        fi
+
+        # Linux: use brotab + wmctrl + import
+        TAB_INFO=$(brotab list | grep -i "$URL_PATTERN" | head -1)
+        if [ -z "$TAB_INFO" ]; then
+            echo "ERROR: No tab matching '$URL_PATTERN'" >&2
+            exit 1
+        fi
+
+        TAB_ID=$(echo "$TAB_INFO" | cut -f1)
+        TAB_TITLE=$(echo "$TAB_INFO" | cut -f2)
+        echo "Found tab: $TAB_ID ($TAB_TITLE)" >&2
+
+        brotab activate "$TAB_ID"
+        sleep 0.5
+
+        WIN_ID=$(wmctrl -l | grep -i "$TAB_TITLE" | head -1 | awk '{print $1}')
+        if [ -z "$WIN_ID" ]; then
+            WIN_ID=$(wmctrl -l | grep -iE "firefox|chrome|chromium" | head -1 | awk '{print $1}')
+        fi
+
+        if [ -z "$WIN_ID" ]; then
+            echo "ERROR: Could not find browser window" >&2
+            exit 1
+        fi
+
+        echo "Capturing window: $WIN_ID" >&2
+        wmctrl -i -a "$WIN_ID"
+        sleep 0.3
+        import -window "$WIN_ID" "$OUTPUT"
+        ;;
+    *)
+        echo "ERROR: Unsupported OS: $(uname -s)" >&2
+        exit 1
+        ;;
+esac
+
+if [ -f "$OUTPUT" ]; then
+    echo "$OUTPUT"
+else
+    echo "ERROR: Failed to capture" >&2
+    exit 1
+fi
diff --git a/tools/denote_view b/tools/denote_view
new file mode 100755
index 0000000..d6ea417
--- /dev/null
+++ b/tools/denote_view
@@ -0,0 +1,30 @@
+#!/bin/bash
+# capabilities: agent-kb
+# description: View a denote document by identifier
+# Usage: view_denote.sh --id <denote:identifier|identifier>
+set -euo pipefail
+
+DENOTE="${DENOTE_9MOUNT:-$HOME/mnt/denote}"
+
+ID=""
+
+while [[ $# -gt 0 ]]; do
+    case "$1" in
+        --id) ID="$2"; shift 2 ;;
+        *) echo "unknown argument: $1" >&2; exit 1 ;;
+    esac
+done
+
+if [ -z "$ID" ]; then
+    echo "usage: view_denote.sh --id <denote:identifier|identifier>" >&2
+    exit 1
+fi
+
+ID="${ID#denote:}"
+
+if [ -d "$DENOTE/n/$ID" ]; then
+    cat "$DENOTE/n/$ID/body"
+else
+    echo "Error: no denote document found for identifier $ID" >&2
+    exit 1
+fi