diff --git a/nostr/commit-signatures.jsonl b/nostr/commit-signatures.jsonl
index c162929..81c087b 100644
--- a/nostr/commit-signatures.jsonl
+++ b/nostr/commit-signatures.jsonl
@@ -37,3 +37,4 @@
 {"kind":1640,"pubkey":"573634b648634cbad10f2451776089ea21090d9407f715e83c577b4611ae6edc","created_at":1771627873,"tags":[["author","Silberengel","silberengel7@protonmail.com"],["message","bug-fixes"]],"content":"Signed commit: bug-fixes","id":"5726811907af73d3b478f3938cdc6421200040542cb1a586b3497c56a24c33cb","sig":"3833d05ba5a34cad78caacbc8382fcd7a85c60b56dd3b18f9a5c68c890d7a611fa6b885ef02be465f541629b0afaeec0e9d57d3b00db332c5c8ae42fd72fc83d"}
 {"kind":1640,"pubkey":"573634b648634cbad10f2451776089ea21090d9407f715e83c577b4611ae6edc","created_at":1771664126,"tags":[["author","Silberengel","silberengel7@protonmail.com"],["message","update profile page, dashboard, and connections"]],"content":"Signed commit: update profile page, dashboard, and connections","id":"862b888e52bf4fc3e53c80afd9f301b22ce674366f48d006bca520479394c0f9","sig":"c2e895f67ff5a68e87dcdc54a0312e169f4729a05a62f1ffbe92afd6e57b7d232b36ef4291c07969e531cdc4f22f5ac32723a2aecc57a0b613b945217ecc651a"}
 {"kind":1640,"pubkey":"573634b648634cbad10f2451776089ea21090d9407f715e83c577b4611ae6edc","created_at":1771664339,"tags":[["author","Silberengel","silberengel7@protonmail.com"],["message","added lightning address copy button"]],"content":"Signed commit: added lightning address copy button","id":"f0973d13a903f64895d265643390fe54bd86fe492a53c3ffea303dad8cf8a2f6","sig":"8c98969c5755bf8742733e05ca4be53f4f3ba276a2445ee7b903e443947fc53808b046c188dd91f26b6dcaecbe93585e1f2539855c8eba57e17a915e81bfa2d4"}
+{"kind":1640,"pubkey":"573634b648634cbad10f2451776089ea21090d9407f715e83c577b4611ae6edc","created_at":1771668002,"tags":[["author","Silberengel","silberengel7@protonmail.com"],["message","finish profile page"]],"content":"Signed commit: finish profile page","id":"8a5aed2f8ac370f781dca9db96ade991c18b7cc3b0d27149d9e2741e8276f16f","sig":"16e9a9242f7c22dab8e37fd9d618419b4d51d7c0156f52c1289e275d2528312f4006696473c6836b5a661425fe0412fe54127291fb9b0d14777f93c8228cffb0"}
diff --git a/src/lib/components/NavBar.svelte b/src/lib/components/NavBar.svelte
index 60c7440..62b10b8 100644
--- a/src/lib/components/NavBar.svelte
+++ b/src/lib/components/NavBar.svelte
@@ -229,31 +229,7 @@
     <div class="auth-section">
       <SettingsButton />
       {#if userPubkey}
-        {@const userNpub = (() => {
-          try {
-            // Check if it's already an npub
-            if (userPubkey.startsWith('npub')) {
-              return userPubkey;
-            }
-            // Try to decode first (might already be npub)
-            try {
-              const decoded = nip19.decode(userPubkey);
-              if (decoded.type === 'npub') {
-                return userPubkey;
-              }
-            } catch {
-              // Not an npub, continue to encode
-            }
-            // Convert hex pubkey to npub
-            return nip19.npubEncode(userPubkey);
-          } catch {
-            // If all fails, return as-is (will be handled by route)
-            return userPubkey;
-          }
-        })()}
-        <a href={`/users/${userNpub}`} class="user-badge-link">
-          <UserBadge pubkey={userPubkey} />
-        </a>
+        <UserBadge pubkey={userPubkey} />
         <button onclick={logout} class="logout-button">Logout</button>
       {:else}
         <button onclick={login} class="login-button" disabled={!isNIP07Available()}>
@@ -367,16 +343,6 @@
     flex-shrink: 0;
   }
 
-  .user-badge-link {
-    text-decoration: none;
-    color: inherit;
-    display: flex;
-    align-items: center;
-  }
-
-  .user-badge-link:hover {
-    text-decoration: none;
-  }
 
   .mobile-menu-toggle {
     display: none;
diff --git a/src/lib/components/UserBadge.svelte b/src/lib/components/UserBadge.svelte
index c2ac275..6b8555e 100644
--- a/src/lib/components/UserBadge.svelte
+++ b/src/lib/components/UserBadge.svelte
@@ -8,9 +8,32 @@
 
   interface Props {
     pubkey: string;
+    disableLink?: boolean;
   }
 
-  let { pubkey }: Props = $props();
+  let { pubkey, disableLink = false }: Props = $props();
+  
+  // Convert pubkey to npub for navigation
+  function getNpub(): string {
+    try {
+      // Check if already npub format
+      try {
+        const decoded = nip19.decode(pubkey);
+        if (decoded.type === 'npub') {
+          return pubkey;
+        }
+      } catch {
+        // Not an npub, continue to encode
+      }
+      // Convert hex pubkey to npub
+      return nip19.npubEncode(pubkey);
+    } catch {
+      // If all fails, return as-is (will be handled by route)
+      return pubkey;
+    }
+  }
+  
+  const profileUrl = `/users/${getNpub()}`;
   
   let userProfile = $state<{ name?: string; picture?: string } | null>(null);
   let loading = $state(true);
@@ -161,14 +184,25 @@
   }
 </script>
 
-<div class="user-badge">
-  {#if userProfile?.picture}
-    <img src={userProfile.picture} alt="Profile" class="user-badge-avatar" />
-  {:else}
-    <img src="/favicon.png" alt="Profile" class="user-badge-avatar user-badge-avatar-fallback" />
-  {/if}
-  <span class="user-badge-name">{truncateHandle(userProfile?.name)}</span>
-</div>
+{#if disableLink}
+  <div class="user-badge">
+    {#if userProfile?.picture}
+      <img src={userProfile.picture} alt="Profile" class="user-badge-avatar" />
+    {:else}
+      <img src="/favicon.png" alt="Profile" class="user-badge-avatar user-badge-avatar-fallback" />
+    {/if}
+    <span class="user-badge-name">{truncateHandle(userProfile?.name)}</span>
+  </div>
+{:else}
+  <a href={profileUrl} class="user-badge">
+    {#if userProfile?.picture}
+      <img src={userProfile.picture} alt="Profile" class="user-badge-avatar" />
+    {:else}
+      <img src="/favicon.png" alt="Profile" class="user-badge-avatar user-badge-avatar-fallback" />
+    {/if}
+    <span class="user-badge-name">{truncateHandle(userProfile?.name)}</span>
+  </a>
+{/if}
 
 <style>
   .user-badge {
@@ -180,6 +214,9 @@
     background: var(--card-bg);
     border: 1px solid var(--border-color);
     transition: all 0.2s ease;
+    text-decoration: none;
+    color: inherit;
+    cursor: pointer;
   }
 
   .user-badge:hover {
diff --git a/src/lib/types/nostr.ts b/src/lib/types/nostr.ts
index bd24427..05431c4 100644
--- a/src/lib/types/nostr.ts
+++ b/src/lib/types/nostr.ts
@@ -56,8 +56,93 @@ export const KIND = {
   NIP98_AUTH: 27235, // NIP-98: HTTP authentication event
   HIGHLIGHT: 9802, // NIP-84: Highlight event
   PUBLIC_MESSAGE: 24, // NIP-24: Public message (direct chat)
+  PROFILE_METADATA: 0, // NIP-01: User metadata
+  REPOST: 6, // NIP-18: Repost
 } as const;
 
+/**
+ * Kind range definitions per NIP-01
+ * https://github.com/nostr-protocol/nips/blob/master/01.md
+ */
+export const KIND_RANGES = {
+  /**
+   * Regular events: 1000 <= n < 10000 || 4 <= n < 45 || n == 1 || n == 2
+   * All expected to be stored by relays
+   * Note: Special cases and ranges are handled in isRegularKind()
+   */
+  REGULAR: {
+    MIN: 1,
+    MAX: 9999,
+    // Special cases: n == 1 || n == 2
+    // Ranges: 4 <= n < 45, 1000 <= n < 10000
+    // (handled separately in isRegularKind())
+  },
+  /**
+   * Replaceable events: 10000 <= n < 20000 || n == 0 || n == 3
+   * Only the latest event for each (pubkey, kind) combination is stored
+   * Note: Special cases n == 0 and n == 3 are handled separately in isReplaceableKind()
+   */
+  REPLACEABLE: {
+    MIN: 10000,
+    MAX: 19999,
+    // Special cases: n == 0 || n == 3 (handled separately in isReplaceableKind())
+    // Continuous range: 10000 <= n < 20000
+  },
+  /**
+   * Ephemeral events: 20000 <= n < 30000
+   * Not expected to be stored by relays
+   */
+  EPHEMERAL: {
+    MIN: 20000,
+    MAX: 29999,
+  },
+  /**
+   * Addressable events: 30000 <= n < 40000
+   * Addressable by (kind, pubkey, d-tag), only latest stored
+   */
+  ADDRESSABLE: {
+    MIN: 30000,
+    MAX: 39999,
+  },
+} as const;
+
+/**
+ * Check if a kind is in the regular range per NIP-01
+ */
+export function isRegularKind(kind: number): boolean {
+  return (
+    kind === 1 ||
+    kind === 2 ||
+    (kind >= 4 && kind < 45) ||
+    (kind >= 1000 && kind < 10000)
+  );
+}
+
+/**
+ * Check if a kind is replaceable per NIP-01
+ */
+export function isReplaceableKind(kind: number): boolean {
+  return (
+    kind === 0 ||
+    kind === 3 ||
+    (kind >= 10000 && kind < 20000)
+  );
+}
+
+/**
+ * Check if a kind is ephemeral per NIP-01
+ */
+export function isEphemeralKind(kind: number): boolean {
+  return kind >= KIND_RANGES.EPHEMERAL.MIN && kind < KIND_RANGES.EPHEMERAL.MAX;
+}
+
+/**
+ * Check if a kind is addressable per NIP-01
+ */
+export function isAddressableKind(kind: number): boolean {
+  return kind >= KIND_RANGES.ADDRESSABLE.MIN && kind < KIND_RANGES.ADDRESSABLE.MAX;
+}
+
 export interface Issue extends NostrEvent {
   kind: typeof KIND.ISSUE;
 }
diff --git a/src/routes/repos/[npub]/[repo]/+page.svelte b/src/routes/repos/[npub]/[repo]/+page.svelte
index 5e5e821..75a5c74 100644
--- a/src/routes/repos/[npub]/[repo]/+page.svelte
+++ b/src/routes/repos/[npub]/[repo]/+page.svelte
@@ -3435,7 +3435,7 @@
                   class="contributor-item"
                   class:contributor-owner={maintainer.isOwner}
                 >
-                  <UserBadge pubkey={maintainer.pubkey} />
+                  <UserBadge pubkey={maintainer.pubkey} disableLink={true} />
                   {#if maintainer.isOwner}
                     <span class="contributor-badge owner">Owner</span>
                   {:else}
@@ -3446,13 +3446,13 @@
             {:else if pageData.repoOwnerPubkey}
               <!-- Fallback to pageData if maintainers not loaded yet -->
               <a href={`/users/${npub}`} class="contributor-item contributor-owner">
-                <UserBadge pubkey={pageData.repoOwnerPubkey} />
+                <UserBadge pubkey={pageData.repoOwnerPubkey} disableLink={true} />
                 <span class="contributor-badge owner">Owner</span>
               </a>
               {#if pageData.repoMaintainers}
                 {#each pageData.repoMaintainers.filter(m => m !== pageData.repoOwnerPubkey) as maintainerPubkey}
                   <a href={`/users/${nip19.npubEncode(maintainerPubkey)}`} class="contributor-item">
-                    <UserBadge pubkey={maintainerPubkey} />
+                    <UserBadge pubkey={maintainerPubkey} disableLink={true} />
                     <span class="contributor-badge maintainer">Maintainer</span>
                   </a>
                 {/each}
diff --git a/src/routes/search/+page.svelte b/src/routes/search/+page.svelte
index a5cb21d..9b1ee75 100644
--- a/src/routes/search/+page.svelte
+++ b/src/routes/search/+page.svelte
@@ -243,7 +243,7 @@
                               class:contributor-owner={maintainer.isOwner}
                               onclick={(e) => e.stopPropagation()}
                             >
-                              <UserBadge pubkey={maintainer.pubkey} />
+                              <UserBadge pubkey={maintainer.pubkey} disableLink={true} />
                               {#if maintainer.isOwner}
                                 <span class="contributor-badge owner">Owner</span>
                               {:else}
@@ -256,7 +256,7 @@
                     {:else}
                       <!-- Fallback: show owner if maintainers not available -->
                       <a href={`/users/${repo.npub}`} onclick={(e) => e.stopPropagation()}>
-                        <UserBadge pubkey={repo.owner} />
+                        <UserBadge pubkey={repo.owner} disableLink={true} />
                       </a>
                     {/if}
                   </div>
diff --git a/src/routes/users/[npub]/+page.svelte b/src/routes/users/[npub]/+page.svelte
index 2bd2c02..9f4e105 100644
--- a/src/routes/users/[npub]/+page.svelte
+++ b/src/routes/users/[npub]/+page.svelte
@@ -13,7 +13,7 @@
   import { userStore } from '$lib/stores/user-store.js';
   import { fetchUserProfile, extractProfileData } from '$lib/utils/user-profile.js';
   import { combineRelays } from '$lib/config.js';
-  import { KIND } from '$lib/types/nostr.js';
+  import { KIND, isEphemeralKind, isReplaceableKind } from '$lib/types/nostr.js';
 
   const npub = ($page.params as { npub?: string }).npub || '';
 
@@ -275,22 +275,62 @@
     profileTags = updatedTags;
   }
 
-  // Shared function to filter out user's own events and write-proof messages
-  function shouldExcludeEvent(event: NostrEvent, userPubkey: string): boolean {
-    // Exclude write-proof kind 24 events
-    if (event.kind === KIND.PUBLIC_MESSAGE && event.content && event.content.includes('gitrepublic-write-proof')) {
-      return true;
-    }
-    
-    // Exclude user's own events (messages FROM the user)
-    // Note: We want to SHOW messages TO the user from other people, so we only exclude messages FROM the user
+  /**
+   * Determines if an event should be excluded from the activity feed.
+i   * 
+   * @param event - The event to check
+   * @param userPubkey - The pubkey of the user whose profile we're viewing
+   * @param forActivityTab - If true, applies stricter filtering for activity tab (excludes ephemeral, replaceable, and metadata kinds)
+   * @returns true if the event should be excluded
+   */
+  function shouldExcludeEvent(event: NostrEvent, userPubkey: string, forActivityTab: boolean = false): boolean {
+    // Always exclude user's own events (events FROM the user)
+    // Note: We want to SHOW events TO the user from other people, so we only exclude events FROM the user
     if (event.pubkey === userPubkey) {
       return true;
     }
-    
-    // Note: We don't exclude messages TO the user from other people - those should be shown
-    // The check for "messages to themselves" is already covered by the check above (event.pubkey === userPubkey)
-    
+
+    // When filtering for activity tab, apply stricter exclusions
+    if (forActivityTab) {
+      // Exclude all ephemeral events (20000-29999) - not meant to be stored
+      if (isEphemeralKind(event.kind)) {
+        return true;
+      }
+
+      // Exclude all replaceable events (0, 3, 10000-19999) - these are metadata/configuration
+      if (isReplaceableKind(event.kind)) {
+        return true;
+      }
+
+      // Exclude specific regular kinds that are not repo-related:
+      
+      // Kind 1: Keep this one in, just for the user's convenience
+
+      // Kind 2: Client metadata (not relevant for activity)
+      if (event.kind === 2) {
+        return true;
+      }
+      
+      // Kind 5: Deletion requests
+      if (event.kind === KIND.DELETION_REQUEST) {
+        return true;
+      }
+      
+      // Kind 6: User's like to see reposts
+      
+      // Kind 7: User's like to see reactions
+
+      // Kind 8: Badge awards (not relevant for repo activity)
+      if (event.kind === 8) {
+        return true;
+      }
+      
+      // Kind 24: Public messages (shown in messages tab)
+      if (event.kind === KIND.PUBLIC_MESSAGE) {
+        return true;
+      }
+    }
+
     return false;
   }
 
@@ -613,8 +653,12 @@
       // Step 5: Deduplicate, filter, and sort by created_at (newest first)
       const eventMap = new Map<string, NostrEvent>();
       for (const event of allActivityEvents) {
-        // Use shared exclusion function to filter out user's own events and write-proof messages
-        if (shouldExcludeEvent(event, userPubkey)) {
+        // Use shared exclusion function to filter out:
+        // - User's own events
+        // - Ephemeral events (20000-29999)
+        // - Replaceable events (0, 3, 10000-19999) - metadata/configuration
+        // - Non-repo regular kinds (1, 2, 5, 6, 7, 8, 24)
+        if (shouldExcludeEvent(event, userPubkey, true)) {
           continue;
         }
         
@@ -640,6 +684,16 @@
   }
 
   function getEventContext(event: NostrEvent): string {
+    // Special handling for reaction events (kind 7)
+    if (event.kind === 7) {
+      const reaction = event.content?.trim() || '+';
+      const eTag = event.tags.find(t => t[0] === 'e')?.[1];
+      if (eTag) {
+        return `Reacted ${reaction} to event ${eTag.slice(0, 8)}...`;
+      }
+      return `Reacted ${reaction}`;
+    }
+
     // Extract context from event content or tags
     if (event.content && event.content.trim()) {
       // Limit to first 200 characters
@@ -1077,9 +1131,20 @@
           {:else}
             <div class="activity-list">
               {#each activityEvents as event}
-                <div class="activity-card">
+                <div class="activity-card" class:reaction-event={event.kind === 7}>
                   <div class="activity-context">
-                    <p class="activity-blurb">{getEventContext(event)}</p>
+                    {#if event.kind === 7}
+                      {@const reaction = event.content?.trim() || '+'}
+                      {@const eTag = event.tags.find(t => t[0] === 'e')?.[1]}
+                      <div class="reaction-display">
+                        <span class="reaction-emoji">{reaction}</span>
+                        <span class="reaction-text">
+                          {eTag ? `Reacted to event ${eTag.slice(0, 8)}...` : 'Reacted'}
+                        </span>
+                      </div>
+                    {:else}
+                      <p class="activity-blurb">{getEventContext(event)}</p>
+                    {/if}
                   </div>
                   <div class="activity-footer">
                     <div class="activity-author">
@@ -1124,7 +1189,7 @@
     <!-- svelte-ignore a11y_no_noninteractive_element_interactions -->
     <div class="modal" role="document" onclick={(e) => e.stopPropagation()}>
       <h3>Send Public Message</h3>
-      <p class="modal-note">This message will be publicly visible.</p>
+      <p class="modal-note">This message can be found and read on relays, but is not usuaally displayed in the main feeds.</p>
       <label>
         <textarea 
           bind:value={newMessageContent} 
@@ -1765,6 +1830,28 @@
     word-wrap: break-word;
   }
 
+  .reaction-display {
+    display: flex;
+    align-items: center;
+    gap: 0.75rem;
+  }
+
+  .reaction-emoji {
+    font-size: 2rem;
+    line-height: 1;
+    display: inline-block;
+  }
+
+  .reaction-text {
+    color: var(--text-primary);
+    font-size: 0.875rem;
+    line-height: 1.6;
+  }
+
+  .reaction-event {
+    border-left: 3px solid var(--accent);
+  }
+
   .activity-footer {
     display: flex;
     justify-content: space-between;