diff --git a/src/lib/node-utils.ts b/src/lib/node-utils.ts
new file mode 100644
index 0000000..6d1fd9f
--- /dev/null
+++ b/src/lib/node-utils.ts
@@ -0,0 +1,77 @@
+/**
+ * Shared utilities for handling node names, links, and text processing
+ */
+
+/**
+ * Generate a search URL for a node name
+ */
+export function createNodeSearchUrl(nodeName: string): string {
+  return `https://map.w0z.is/search?q=${encodeURIComponent(nodeName)}&exact&redirect`;
+}
+
+/**
+ * Process text to replace @[Node Name] patterns with markdown links
+ * Returns the processed text with node mentions converted to markdown links
+ */
+export function processNodeMentionsForMarkdown(text: string): string {
+  const nodePatternRegex = /@\[[^\]]+\]/g;
+  
+  return text.replace(nodePatternRegex, (match) => {
+    // Extract node name by removing @[ and ]
+    const nodeName = match.slice(2, -1);
+    const searchUrl = createNodeSearchUrl(nodeName);
+    
+    // Return markdown link format
+    return `[@${nodeName}](${searchUrl})`;
+  });
+}
+
+/**
+ * Extract all node mentions from text
+ * Returns an array of node names found in @[Node Name] patterns
+ */
+export function extractNodeMentions(text: string): string[] {
+  const nodePatternRegex = /@\[[^\]]+\]/g;
+  const matches = text.match(nodePatternRegex) || [];
+  
+  return matches.map(match => match.slice(2, -1)); // Remove @[ and ]
+}
+
+/**
+ * Check if text contains node mentions
+ */
+export function hasNodeMentions(text: string): boolean {
+  return /@\[[^\]]+\]/.test(text);
+}
+
+/**
+ * Type definitions for node processing
+ */
+export interface NodeMention {
+  nodeName: string;
+  originalMatch: string;
+  startIndex: number;
+  endIndex: number;
+}
+
+/**
+ * Find all node mentions in text with their positions
+ * Returns detailed information about each node mention found
+ */
+export function findNodeMentions(text: string): NodeMention[] {
+  const nodePatternRegex = /@\[[^\]]+\]/g;
+  const mentions: NodeMention[] = [];
+  let match;
+  
+  while ((match = nodePatternRegex.exec(text)) !== null) {
+    const nodeName = match[0].slice(2, -1); // Remove @[ and ]
+    mentions.push({
+      nodeName,
+      originalMatch: match[0],
+      startIndex: match.index,
+      endIndex: match.index + match[0].length
+    });
+  }
+  
+  return mentions;
+}