diff --git a/frontend/background-issue-sync.js b/frontend/background-issue-sync.js
index b087a4e..18008b1 100644
--- a/frontend/background-issue-sync.js
+++ b/frontend/background-issue-sync.js
@@ -539,7 +539,27 @@ function createBackgroundIssueSync({
       deliveredIssue = await requestStage(item, request.url, request.options);
       await checkpointClaim(item, current => ({ ...current, deliveredIssue }));
     }
-    const attachments = Array.isArray(item.attachments) ? item.attachments : [item.attachment];
+    const blockers = Array.isArray(item.blockers) ? item.blockers : [];
+    let deliveredBlockers = Math.min(Number(item.deliveredBlockers) || 0, blockers.length);
+    for (let index = deliveredBlockers; index < blockers.length; index += 1) {
+      const blocker = blockers[index];
+      await requestStage(
+        item,
+        base + 'api/v1/repos/' + repository + '/issues/' + encodeURIComponent(deliveredIssue.number) + '/blockers',
+        {
+          method:'PATCH',
+          headers:{
+            Accept:'application/json', 'Content-Type':'application/json',
+            'Idempotency-Key':stageOperationId(item.operationId, 'blocker-' + index),
+          },
+          body:JSON.stringify({repository:blocker.repository, number:blocker.number, present:true}),
+        },
+      );
+      deliveredBlockers = index + 1;
+      await checkpointClaim(item, current => ({ ...current, deliveredIssue, deliveredBlockers }));
+    }
+    const attachments = (Array.isArray(item.attachments) ? item.attachments : [item.attachment]).filter(Boolean);
+    if (!attachments.length) return deliveredIssue;
     const attachmentMarkdowns = Array.isArray(item.attachmentMarkdowns)
       ? item.attachmentMarkdowns.slice(0, attachments.length)
       : (item.attachmentMarkdown ? [item.attachmentMarkdown] : []);
@@ -664,7 +684,8 @@ function createBackgroundIssueSync({
         item.attachment && ['issue-comment', 'pull-comment'].includes(item.kind) ?
         await deliverScreenshotComment(item) : item.attachment && !item.kind ?
           await deliverIssueCapture(item) : item.attachments?.length && !item.kind ?
-            await deliverIssueCapture(item) : await requestStage(item, request.url, request.options);
+            await deliverIssueCapture(item) : item.blockers?.length && !item.kind ?
+              await deliverIssueCapture(item) : await requestStage(item, request.url, request.options);
       if (item.kind === 'issue-close' && delivered?.state !== 'closed') {
         const error = new Error('Issue closure was not confirmed.');
         error.status = 422;
diff --git a/frontend/create-issue-sheet.js b/frontend/create-issue-sheet.js
index 7d802a7..ee63d05 100644
--- a/frontend/create-issue-sheet.js
+++ b/frontend/create-issue-sheet.js
@@ -26,12 +26,28 @@ function createIssueCapture({ fetchJson, storage, createOperationId = newIssueOp
   let pending = null;
   let duplicateRequest = 0;
   let repositorySearchRequest = 0;
+  let blockerSearchRequest = 0;
   let duplicateState = {status: 'idle', key: '', candidates: []};
   let acknowledgedDuplicateKey = '';
   const repositoryPageRequests = new Map();
   const safeLabelIds = value => Array.from(new Set(
     (Array.isArray(value) ? value : []).filter(id => Number.isInteger(id) && id > 0)
   )).slice(0, 20);
+  const safeBlockers = value => {
+    const seen = new Set();
+    return (Array.isArray(value) ? value : []).reduce((items, blocker) => {
+      const repository = String(blocker?.repository || '').trim();
+      const number = Number(blocker?.number);
+      const key = repository + '#' + number;
+      if (items.length >= 5 || seen.has(key) ||
+          !/^[A-Za-z0-9_.-]+\/[A-Za-z0-9_.-]+$/.test(repository) ||
+          !Number.isInteger(number) || number < 1) return items;
+      seen.add(key);
+      items.push({repository, number,
+        title:String(blocker?.title || '').replace(/\s+/g, ' ').trim().slice(0, 255)});
+      return items;
+    }, []);
+  };
   const emptyDraft = () => ({ repository: '', title: '', body: '', labelIds: [] });
   const safeMilestoneId = value => Number.isInteger(Number(value)) && Number(value) > 0 ? Number(value) : null;
   const safeDueDate = value => /^\d{4}-\d{2}-\d{2}$/.test(String(value || '')) ? String(value) : '';
@@ -51,6 +67,8 @@ function createIssueCapture({ fetchJson, storage, createOperationId = newIssueOp
       const dueDate = safeDueDate(parsed.dueDate);
       if (milestoneId !== null) draft.milestoneId = milestoneId;
       if (dueDate) draft.dueDate = dueDate;
+      const blockers = safeBlockers(parsed.blockers);
+      if (blockers.length) draft.blockers = blockers;
       return draft;
     } catch (_error) {
       return {...emptyDraft(), operationId: ''};
@@ -74,9 +92,12 @@ function createIssueCapture({ fetchJson, storage, createOperationId = newIssueOp
     const dueDate = safeDueDate(draft?.dueDate);
     if (milestoneId !== null) safe.milestoneId = milestoneId;
     if (dueDate) safe.dueDate = dueDate;
+    const blockers = safeBlockers(draft?.blockers);
+    if (blockers.length) safe.blockers = blockers;
     const unchanged = ['repository', 'title', 'body', 'milestoneId', 'dueDate']
       .every(key => (previous[key] || '') === (safe[key] || '')) &&
-      JSON.stringify(previous.labelIds) === JSON.stringify(safe.labelIds);
+      JSON.stringify(previous.labelIds) === JSON.stringify(safe.labelIds) &&
+      JSON.stringify(previous.blockers || []) === JSON.stringify(safe.blockers || []);
     writeStored({...safe, operationId: unchanged ? previous.operationId : ''});
     return safe;
   }
@@ -216,6 +237,21 @@ function createIssueCapture({ fetchJson, storage, createOperationId = newIssueOp
     }
   }
 
+  async function searchBlockers(value) {
+    const query = String(value || '').trim().slice(0, 80);
+    const request = ++blockerSearchRequest;
+    if (query.length < 2) return {status:'idle', items:[]};
+    try {
+      const payload = await fetchJson('api/v1/search?q=' + encodeURIComponent(query) + '&limit=20');
+      if (request !== blockerSearchRequest) return {status:'stale', items:[]};
+      return {status:'ready', items:(Array.isArray(payload?.items) ? payload.items : [])
+        .filter(item => item?.kind === 'issue' && item?.state === 'open').slice(0, 20)};
+    } catch (error) {
+      if (request !== blockerSearchRequest) return {status:'stale', items:[]};
+      return {status:'failed', items:[], error};
+    }
+  }
+
   function duplicateKey(draft) {
     const repository = String(draft?.repository || '').trim();
     const title = String(draft?.title || '').replace(/\s+/g, ' ').trim();
@@ -288,7 +324,7 @@ function createIssueCapture({ fetchJson, storage, createOperationId = newIssueOp
 
   return {
     saveDraft, loadDraft, clearDraft, loadLabels, loadMilestones, loadRepositoryPage,
-    searchRepositories, findDuplicates,
+    searchRepositories, searchBlockers, findDuplicates,
     needsDuplicateAcknowledgement, acknowledgeDuplicates, submit,
     stageSharedContent, pendingSharedContent, acceptSharedContent, discardSharedContent,
     stageFollowUp, pendingFollowUp, acceptFollowUp, discardFollowUp,
diff --git a/frontend/dashboard.css b/frontend/dashboard.css
index b06d92a..820188c 100644
--- a/frontend/dashboard.css
+++ b/frontend/dashboard.css
@@ -672,6 +672,14 @@ textarea { resize: vertical; min-height: 120px; }
 #create-issue-repository-results[hidden] { display:none; }
 .create-issue-repository-result { min-height:44px; min-width:0; padding:10px 12px; overflow-wrap:anywhere; text-align:left; border:0; border-bottom:1px solid #1f3a5f; border-radius:0; background:#10213a; color:#e5e7eb; }
 .create-issue-repository-result:last-child { border-bottom:0; }
+.create-issue-blockers { display:grid; gap:8px; min-width:0; }
+#create-issue-blocker-search { min-width:0; min-height:44px; width:100%; padding:8px; border-radius:8px; border:1px solid #1f3a5f; background:#0b1526; color:#e5e7eb; }
+#create-issue-blocker-results { display:grid; max-height:min(36dvh,280px); overflow:auto; border:1px solid #2a496e; border-radius:10px; }
+#create-issue-blocker-results[hidden] { display:none; }
+.create-issue-blocker-result { min-height:44px; min-width:0; padding:10px 12px; overflow-wrap:anywhere; text-align:left; border:0; border-bottom:1px solid #1f3a5f; border-radius:0; background:#10213a; color:#e5e7eb; }
+#create-issue-blocker-selected { display:grid; gap:8px; margin:0; padding:0; list-style:none; min-width:0; }
+.create-issue-blocker-selected { display:grid; grid-template-columns:minmax(0,1fr) auto; gap:8px; align-items:center; min-width:0; overflow-wrap:anywhere; }
+.create-issue-blocker-selected button { min-height:44px; }
 .create-issue-form label { display:grid; gap:6px; }
 .create-issue-form select, .create-issue-form input[type="date"] { min-height:44px; padding:8px; border-radius:8px; border:1px solid #1f3a5f; background:#0b1526; color:#e5e7eb; }
 .create-issue-labels { display:grid; gap:8px; margin:0; padding:0; border:0; }
diff --git a/frontend/dashboard.js b/frontend/dashboard.js
index 99f9cd7..ea84ae6 100644
--- a/frontend/dashboard.js
+++ b/frontend/dashboard.js
@@ -568,6 +568,7 @@
     title: qs('#issue-filing-review-title'),
     body: qs('#issue-filing-review-body'),
     metadata: qs('#issue-filing-review-metadata'),
+    blockerList: qs('#issue-filing-review-blockers'),
     status: qs('#issue-filing-review-status'),
     document,
     createObjectURL: blob => URL.createObjectURL(blob),
@@ -3671,6 +3672,8 @@
     qs('#find-work').focus();
   }
 
+  let issueCaptureBlockers = [];
+
   function saveIssueCaptureDraft() {
     if (!issueCapture) return;
     issueCapture.saveDraft({
@@ -3680,6 +3683,7 @@
       labelIds: selectedIssueLabelIds(),
       milestoneId: Number(qs('#create-issue-milestone').value) || null,
       dueDate: qs('#create-issue-due-date').value,
+      blockers: issueCaptureBlockers,
     });
   }
 
@@ -3691,6 +3695,7 @@
       labelIds: selectedIssueLabelIds(),
       milestoneId: Number(qs('#create-issue-milestone').value) || null,
       dueDate: qs('#create-issue-due-date').value,
+      blockers: issueCaptureBlockers,
     };
   }
 
@@ -3698,6 +3703,7 @@
   let nextIssueRepositoryPage = 2;
   let moreIssueRepositoriesAvailable = false;
   let issueRepositorySearchTimer = null;
+  let captureBlockerSearchTimer = null;
 
   function appendIssueRepositories(items) {
     const select = qs('#create-issue-repository');
@@ -3718,8 +3724,58 @@
 
   function updateIssueCreateActions() {
     const hasRepository = Boolean(qs('#create-issue-repository').value);
+    const hasBlockers = issueCaptureBlockers.length > 0;
     qs('#submit-new-issue').disabled = !hasRepository;
-    qs('#create-and-start-issue').disabled = !hasRepository || !createAndStart.available();
+    qs('#create-and-start-issue').disabled = !hasRepository || hasBlockers || !createAndStart.available();
+    qs('#create-and-start-issue').title = hasBlockers ? 'Blocked work cannot start until its blockers are complete.' : '';
+  }
+
+  function renderIssueCaptureBlockers(blockers) {
+    issueCaptureBlockers = Array.isArray(blockers) ? blockers.slice(0, 5) : [];
+    const selected = qs('#create-issue-blocker-selected');
+    selected.replaceChildren(...issueCaptureBlockers.map((blocker, index) => {
+      const item = document.createElement('li');
+      item.className = 'create-issue-blocker-selected';
+      const text = document.createElement('span');
+      text.textContent = blocker.repository + ' #' + blocker.number + ' — ' + blocker.title;
+      const remove = document.createElement('button');
+      remove.type = 'button';
+      remove.textContent = 'Remove';
+      remove.setAttribute('aria-label', 'Remove blocker ' + blocker.repository + ' #' + blocker.number);
+      remove.addEventListener('click', () => {
+        renderIssueCaptureBlockers(issueCaptureBlockers.filter((_value, position) => position !== index));
+        saveIssueCaptureDraft();
+      });
+      item.append(text, remove);
+      return item;
+    }));
+    qs('#create-issue-blocker-status').textContent = issueCaptureBlockers.length ?
+      issueCaptureBlockers.length + ' blocker' + (issueCaptureBlockers.length === 1 ? '' : 's') +
+        ' selected. Blocked work will be created without starting.' : 'No blockers selected.';
+    updateIssueCreateActions();
+  }
+
+  function renderIssueCaptureBlockerResults(items) {
+    const results = qs('#create-issue-blocker-results');
+    results.replaceChildren();
+    (Array.isArray(items) ? items : []).filter(candidate => !issueCaptureBlockers.some(blocker =>
+      blocker.repository === candidate.repository && blocker.number === Number(candidate.number))).forEach(candidate => {
+      const button = document.createElement('button');
+      button.type = 'button';
+      button.className = 'create-issue-blocker-result';
+      button.setAttribute('role', 'option');
+      button.textContent = candidate.repository + ' #' + candidate.number + ' — ' + candidate.title;
+      button.addEventListener('click', () => {
+        renderIssueCaptureBlockers([...issueCaptureBlockers, {
+          repository:candidate.repository, number:Number(candidate.number), title:candidate.title,
+        }]);
+        results.hidden = true;
+        qs('#create-issue-blocker-search').value = '';
+        saveIssueCaptureDraft();
+      });
+      results.appendChild(button);
+    });
+    results.hidden = !results.childElementCount;
   }
 
   function renderIssueRepositoryResults(items) {
@@ -3897,6 +3953,9 @@
     setIssueFilingMode(Boolean(captureDraft.repository));
     qs('#create-issue-capture-status').textContent = '';
     qs('#create-issue-due-date').value = captureDraft.dueDate || '';
+    renderIssueCaptureBlockers(captureDraft.blockers || []);
+    qs('#create-issue-blocker-search').value = '';
+    qs('#create-issue-blocker-results').hidden = true;
     loadIssueLabels(qs('#create-issue-repository').value, captureDraft.labelIds);
     loadIssueMilestones(qs('#create-issue-repository').value, captureDraft.milestoneId);
     scheduleIssueDuplicateCheck();
@@ -5116,6 +5175,36 @@
       status.textContent = state.items.length ? 'Choose a matching repository.' : 'No accessible repositories match.';
     }, 250);
   });
+  qs('#create-issue-blocker-search').addEventListener('input', event => {
+    clearTimeout(captureBlockerSearchTimer);
+    const query = event.target.value.trim();
+    const results = qs('#create-issue-blocker-results');
+    const status = qs('#create-issue-blocker-status');
+    if (query.length < 2) {
+      issueCapture.searchBlockers(query);
+      results.hidden = true;
+      status.textContent = issueCaptureBlockers.length ? issueCaptureBlockers.length + ' blocker(s) selected.' :
+        (query ? 'Enter at least 2 characters to search.' : 'No blockers selected.');
+      return;
+    }
+    if (issueCaptureBlockers.length >= 5) {
+      results.hidden = true;
+      status.textContent = 'Five blockers selected. Remove one to choose another.';
+      return;
+    }
+    status.textContent = 'Searching open issues…';
+    captureBlockerSearchTimer = setTimeout(async () => {
+      const state = await issueCapture.searchBlockers(query);
+      if (state.status === 'stale') return;
+      if (state.status === 'failed') {
+        results.hidden = true;
+        status.textContent = 'Blocker search failed. Your draft is safe; retry.';
+        return;
+      }
+      renderIssueCaptureBlockerResults(state.items);
+      status.textContent = state.items.length ? 'Choose an issue that must finish first.' : 'No open issues match.';
+    }, 250);
+  });
   qs('#load-more-issue-repositories').addEventListener('click', async event => {
     const button = event.currentTarget;
     const status = qs('#create-issue-repository-status');
diff --git a/frontend/index.html b/frontend/index.html
index c4be4d2..41e9eee 100644
--- a/frontend/index.html
+++ b/frontend/index.html
@@ -806,6 +806,15 @@
       <label for="create-issue-due-date">Due date <span class="small">Optional</span>
         <input id="create-issue-due-date" type="date" />
       </label>
+      <section class="create-issue-blockers" aria-labelledby="create-issue-blockers-heading">
+        <strong id="create-issue-blockers-heading">Blocked by <span class="small">Optional · Up to 5 open issues</span></strong>
+        <label for="create-issue-blocker-search">Search open issues
+          <input id="create-issue-blocker-search" type="search" maxlength="80" placeholder="Issue title or key" autocomplete="off" />
+        </label>
+        <div id="create-issue-blocker-results" role="listbox" aria-label="Open issue blocker results" hidden></div>
+        <ul id="create-issue-blocker-selected" aria-label="Selected blockers"></ul>
+        <div id="create-issue-blocker-status" class="small" aria-live="polite">No blockers selected.</div>
+      </section>
       <fieldset class="create-issue-labels" id="create-issue-labels" aria-describedby="create-issue-label-status">
         <legend>Labels <span class="small">Optional</span></legend>
         <div class="small" id="create-issue-label-status" aria-live="polite">Choose a repository to load labels.</div>
@@ -864,6 +873,7 @@
       <div><dt>Title</dt><dd id="issue-filing-review-title"></dd></div>
       <div><dt>Note</dt><dd id="issue-filing-review-body"></dd></div>
       <div><dt>Planning</dt><dd id="issue-filing-review-metadata"></dd></div>
+      <div><dt>Blocked by</dt><dd><ul id="issue-filing-review-blockers"></ul></dd></div>
     </dl>
     <section aria-labelledby="issue-filing-review-evidence-heading">
       <h3 id="issue-filing-review-evidence-heading">Evidence in filing order</h3>
diff --git a/frontend/issue-filing-review.js b/frontend/issue-filing-review.js
index a48657b..f4a1d35 100644
--- a/frontend/issue-filing-review.js
+++ b/frontend/issue-filing-review.js
@@ -109,6 +109,13 @@
         'Due: ' + dueDate,
         'Assigned to you',
       ].join(' · ');
+      if (options.blockerList) {
+        options.blockerList.replaceChildren(...(draft.blockers || []).map(blocker => {
+          const item = options.document.createElement('li');
+          item.textContent = blocker.repository + ' #' + blocker.number + ' — ' + blocker.title;
+          return item;
+        }));
+      }
       const attachments = (draft.attachments || (draft.attachment ? [draft.attachment] : [])).filter(Boolean);
       if (options.evidencePreview) {
         renderVisualEvidence(attachments);
diff --git a/frontend/issue-outbox.js b/frontend/issue-outbox.js
index 27dee03..f0c9862 100644
--- a/frontend/issue-outbox.js
+++ b/frontend/issue-outbox.js
@@ -29,6 +29,26 @@ function createIssueOutbox({ storage, fetchJson, coordinator, backgroundSync, ge
     return attachments.length ? attachments : undefined;
   }
 
+  function captureBlockers(values) {
+    if (!Array.isArray(values)) return undefined;
+    const seen = new Set();
+    const blockers = [];
+    for (const value of values) {
+      const repository = String(value?.repository || '').trim();
+      const number = Number(value?.number);
+      const key = repository + '#' + number;
+      if (!/^[A-Za-z0-9_.-]+\/[A-Za-z0-9_.-]+$/.test(repository) ||
+          !Number.isInteger(number) || number < 1 || seen.has(key)) continue;
+      seen.add(key);
+      blockers.push({
+        repository, number,
+        title: String(value?.title || '').replace(/\s+/g, ' ').trim().slice(0, 255),
+      });
+      if (blockers.length === 5) break;
+    }
+    return blockers.length ? blockers : undefined;
+  }
+
   function read() {
     try {
       const record = JSON.parse(storage?.getItem(storageKey) || 'null');
@@ -70,6 +90,8 @@ function createIssueOutbox({ storage, fetchJson, coordinator, backgroundSync, ge
     if (attachment) item.attachment = attachment;
     const attachments = captureAttachments(draft?.attachments);
     if (attachments) item.attachments = attachments;
+    const blockers = captureBlockers(draft?.blockers);
+    if (blockers) item.blockers = blockers;
     item.operationId = item.id;
     if (Number.isInteger(Number(draft?.milestoneId)) && Number(draft.milestoneId) > 0) {
       item.milestoneId = Number(draft.milestoneId);
@@ -176,18 +198,19 @@ function createIssueOutbox({ storage, fetchJson, coordinator, backgroundSync, ge
         ? String(draft.dueDate) : undefined;
       const nextAttachment = captureAttachment(draft?.attachment);
       const nextAttachments = captureAttachments(draft?.attachments);
+      const nextBlockers = captureBlockers(draft?.blockers);
       const attachmentChanged = JSON.stringify(item.attachment || null) !== JSON.stringify(nextAttachment || null) ||
         JSON.stringify(item.attachments || null) !== JSON.stringify(nextAttachments || null);
       const changed = item.repository !== nextRepository || item.title !== nextTitle || item.body !== nextBody
         || JSON.stringify(item.labelIds || []) !== JSON.stringify(nextLabelIds)
         || item.milestoneId !== nextMilestoneId || item.dueDate !== nextDueDate
-        || attachmentChanged;
+        || attachmentChanged || JSON.stringify(item.blockers || null) !== JSON.stringify(nextBlockers || null);
       updated = {
         ...item,
         repository: nextRepository, title: nextTitle,
         body: nextBody, labelIds: nextLabelIds,
         milestoneId: nextMilestoneId, dueDate: nextDueDate,
-        attachment: nextAttachment, attachments:nextAttachments,
+        attachment: nextAttachment, attachments:nextAttachments, blockers:nextBlockers,
         operationId: changed ? String(operationId()).slice(0, 128) : item.operationId,
         status: 'queued',
       };
@@ -197,6 +220,7 @@ function createIssueOutbox({ storage, fetchJson, coordinator, backgroundSync, ge
       if (nextDueDate === undefined) delete updated.dueDate;
       if (nextAttachment === undefined) delete updated.attachment;
       if (nextAttachments === undefined) delete updated.attachments;
+      if (nextBlockers === undefined) delete updated.blockers;
       if (attachmentChanged) {
         delete updated.attachmentMarkdown;
         delete updated.attachmentMarkdowns;
@@ -285,7 +309,27 @@ function createIssueOutbox({ storage, fetchJson, coordinator, backgroundSync, ge
           ...(item.dueDate ? { due_date: item.dueDate + 'T23:59:59Z' } : {}),
         }),
       });
-      if (item.attachment || item.attachments) persistDeliveryStage(item.id, { deliveredIssue: issue });
+      if (item.attachment || item.attachments || item.blockers?.length) {
+        persistDeliveryStage(item.id, { deliveredIssue: issue });
+      }
+    }
+    const blockers = Array.isArray(item.blockers) ? item.blockers : [];
+    let deliveredBlockers = Math.min(Number(item.deliveredBlockers) || 0, blockers.length);
+    for (let index = deliveredBlockers; index < blockers.length; index += 1) {
+      const blocker = blockers[index];
+      await fetchJson(
+        'api/v1/repos/' + repository + '/issues/' + encodeURIComponent(issue.number) + '/blockers',
+        {
+          method: 'PATCH',
+          headers: {
+            Accept: 'application/json', 'Content-Type': 'application/json',
+            'Idempotency-Key': stageOperationId(item.operationId, 'blocker-' + index),
+          },
+          body: JSON.stringify({repository:blocker.repository, number:blocker.number, present:true}),
+        },
+      );
+      deliveredBlockers = index + 1;
+      persistDeliveryStage(item.id, { deliveredIssue:issue, deliveredBlockers });
     }
     const attachments = Array.isArray(item.attachments) ? item.attachments :
       (item.attachment ? [item.attachment] : []);
diff --git a/frontend/unfiled-captures.js b/frontend/unfiled-captures.js
index b6e3295..a8136b5 100644
--- a/frontend/unfiled-captures.js
+++ b/frontend/unfiled-captures.js
@@ -58,8 +58,21 @@ function createUnfiledCaptures({
     if ((hasAttachment || validAttachments) && !attachmentStore) {
       throw new Error('Screenshot storage is unavailable. Your capture is still open; retry after reloading.');
     }
+    const seenBlockers = new Set();
+    const blockers = (Array.isArray(note?.blockers) ? note.blockers : []).reduce((items, blocker) => {
+      const repository = String(blocker?.repository || '').trim();
+      const number = Number(blocker?.number);
+      const key = repository + '#' + number;
+      if (items.length >= 5 || seenBlockers.has(key) ||
+          !/^[A-Za-z0-9_.-]+\/[A-Za-z0-9_.-]+$/.test(repository) ||
+          !Number.isInteger(number) || number < 1) return items;
+      seenBlockers.add(key);
+      items.push({repository, number,
+        title:String(blocker?.title || '').replace(/\s+/g, ' ').trim().slice(0, 255)});
+      return items;
+    }, []);
     return {
-      title, body, ownerLogin, attachment, attachments,
+      title, body, ownerLogin, attachment, attachments, blockers,
       hasAttachment:hasAttachment || validAttachments,
       attachmentCount:validAttachments ? attachments.length : (hasAttachment ? 1 : 0),
     };
@@ -70,6 +83,8 @@ function createUnfiledCaptures({
       id:String(createId()), ownerLogin:prepared.ownerLogin, title:prepared.title, body:prepared.body,
       savedAt:Number(now()), ...(prepared.hasAttachment ? {
         hasAttachment:true, attachmentCount:prepared.attachmentCount,
+      } : {}), ...(prepared.blockers.length ? {
+        blockers:prepared.blockers, blockerCount:prepared.blockers.length,
       } : {}),
     };
     const items = [item, ...existing.filter(candidate => candidate.id !== item.id)];
@@ -155,7 +170,8 @@ function createUnfiledCaptures({
     if (!confirmedLogin || String(confirmedLogin).trim() !== item.ownerLogin) {
       throw new Error('Reconnect with the account that saved this capture.');
     }
-    const draft = {repository:'', title:item.title, body:item.body, labelIds:[]};
+    const draft = {repository:'', title:item.title, body:item.body, labelIds:[],
+      ...(Array.isArray(item.blockers) && item.blockers.length ? {blockers:item.blockers} : {})};
     if (!item.hasAttachment) return draft;
     if (!attachmentStore) throw new Error('The saved screenshot is unavailable. Retry after reloading.');
     return Promise.resolve(attachmentStore.get(id)).then(attachment => {
diff --git a/tests/test_background_issue_sync.py b/tests/test_background_issue_sync.py
index aef1ad1..2878089 100644
--- a/tests/test_background_issue_sync.py
+++ b/tests/test_background_issue_sync.py
@@ -164,6 +164,33 @@ const fetchJson=async(url,options={{}})=>{{
     assert output["second"]["confirmed"][0]["number"] == 469
 
 
+def test_closed_app_capture_retries_only_unfinished_blockers_after_creation():
+    script = f"""
+const createBackgroundIssueSync=require({json.dumps(str(SYNC))});
+let item={{id:'blocked',operationId:'blocked',ownerLogin:'timmy',status:'queued',repository:'o/r',title:'Blocked',body:'',labelIds:[],blockers:[
+  {{repository:'o/api',number:7,title:'API'}},{{repository:'o/web',number:8,title:'Web'}}
+]}};
+const calls=[];let secondAttempts=0;
+const store={{claimNext:async()=>item?{{...item}}:null,update:async(_id,fn)=>{{item=fn(item);}},complete:async()=>{{item=null;}},release:async()=>{{item={{...item,status:'queued'}};}},fail:async()=>{{}},countBlocked:async()=>0}};
+const fetchJson=async(url,options={{}})=>{{
+  if(url==='api/v1/background-identity')return{{login:'timmy'}};
+  const body=options.body?JSON.parse(options.body):null;calls.push({{url,key:options.headers?.['Idempotency-Key'],body}});
+  if(url.endsWith('/issues'))return{{number:42,repository:'o/r'}};
+  if(body.number===8 && secondAttempts++===0){{const e=new Error('offline');e.status=503;throw e;}}
+  return{{number:42,dependencies_available:true,dependencies:[body]}};
+}};
+(async()=>{{const sync=createBackgroundIssueSync({{store,fetchJson}});let first='';try{{await sync.flush();}}catch(e){{first=e.message;}}const checkpoint={{...item}};const result=await sync.flush();process.stdout.write(JSON.stringify({{first,checkpoint,calls,result}}));}})();
+"""
+    output = run_node(script)
+    assert output["first"] == "offline"
+    assert output["checkpoint"]["deliveredIssue"]["number"] == 42
+    assert output["checkpoint"]["deliveredBlockers"] == 1
+    assert [call["url"] for call in output["calls"]].count("api/v1/repos/o/r/issues") == 1
+    blockers = [call for call in output["calls"] if call["url"].endswith("/blockers")]
+    assert [call["body"]["number"] for call in blockers] == [7, 8, 8]
+    assert output["result"]["confirmed"][0]["number"] == 42
+
+
 def test_evidence_bundle_retry_resumes_at_failed_image_and_posts_one_ordered_comment():
     script = f"""
 const createBackgroundIssueSync=require({json.dumps(str(SYNC))});
diff --git a/tests/test_issue_filing_review.py b/tests/test_issue_filing_review.py
index d65cb22..c9e9a3b 100644
--- a/tests/test_issue_filing_review.py
+++ b/tests/test_issue_filing_review.py
@@ -69,6 +69,22 @@ setImmediate(()=>process.stdout.write(JSON.stringify({{
     }
 
 
+def test_review_lists_selected_blockers_in_filing_order():
+    script = f"""
+const createReview=require({json.dumps(str(MODULE))});
+function target(){{const listeners={{}};return{{hidden:true,disabled:false,textContent:'',children:[],addEventListener:(n,f)=>listeners[n]=f,replaceChildren(...items){{this.children=items;}},focus(){{}}}};}}
+const blockerList=target();
+const review=createReview({{sheet:target(),confirmButton:target(),backButton:target(),evidenceList:target(),blockerList,
+  repository:target(),intent:target(),title:target(),body:target(),metadata:target(),
+  document:{{createElement:()=>target(),addEventListener:()=>{{}}}},onConfirm:async()=>{{}}}});
+review.open({{draft:{{repository:'o/r',title:'Blocked',blockers:[
+  {{repository:'o/api',number:7,title:'API ready'}},{{repository:'o/web',number:8,title:'Web ready'}}
+]}},intent:'create-and-assign'}},target());
+process.stdout.write(JSON.stringify(blockerList.children.map(item=>item.textContent)));
+"""
+    assert run_node(script) == ["o/api #7 — API ready", "o/web #8 — Web ready"]
+
+
 def test_escape_returns_to_the_unchanged_issue_form():
     script = f"""
 const createReview = require({json.dumps(str(MODULE))});
diff --git a/tests/test_issue_outbox.py b/tests/test_issue_outbox.py
index 08a1319..b58d3a9 100644
--- a/tests/test_issue_outbox.py
+++ b/tests/test_issue_outbox.py
@@ -349,6 +349,49 @@ const queued=outbox.enqueue({{repository:'o/r',title:'Visual bug',attachment:{{f
     assert output["remaining"] == []
 
 
+def test_foreground_blocker_retry_checkpoints_each_relationship_without_recreating_issue():
+    script = f"""
+const createIssueOutbox=require({json.dumps(str(OUTBOX))});
+const values=new Map();const calls=[];let secondAttempts=0;
+const storage={{getItem:k=>values.get(k)||null,setItem:(k,v)=>values.set(k,v)}};
+const outbox=createIssueOutbox({{
+  storage,getOwnerLogin:()=>'timmy',createOperationId:()=>'blocked-op',
+  fetchJson:async(url,options={{}})=>{{
+    const body=options.body ? JSON.parse(options.body) : null;
+    calls.push({{url,key:options.headers?.['Idempotency-Key'],body}});
+    if(url.endsWith('/issues'))return{{repository:'o/r',number:42,title:'Blocked work'}};
+    if(body?.number===8 && secondAttempts++===0){{const error=new Error('offline');error.status=503;throw error;}}
+    return{{number:42,dependencies_available:true,dependencies:[body]}};
+  }},
+}});
+const blockers=[
+  {{repository:'o/api',number:7,title:'API ready'}},
+  {{repository:'o/web',number:8,title:'Web ready'}},
+];
+const queued=outbox.enqueue({{repository:'o/r',title:'Blocked work',body:'',blockers}});
+(async()=>{{
+  await outbox.flush('timmy');const partial=outbox.list()[0];
+  const result=await outbox.retry(queued.id,'timmy');
+  process.stdout.write(JSON.stringify({{queued,partial,result,calls,remaining:outbox.list()}}));
+}})();
+"""
+    output = run_node(script)
+
+    assert output["queued"]["blockers"] == [
+        {"repository": "o/api", "number": 7, "title": "API ready"},
+        {"repository": "o/web", "number": 8, "title": "Web ready"},
+    ]
+    assert output["partial"]["deliveredIssue"]["number"] == 42
+    assert output["partial"]["deliveredBlockers"] == 1
+    assert [call["url"] for call in output["calls"]].count("api/v1/repos/o/r/issues") == 1
+    blocker_calls = [call for call in output["calls"] if call["url"].endswith("/blockers")]
+    assert [call["body"]["number"] for call in blocker_calls] == [7, 8, 8]
+    assert blocker_calls[0]["key"] == "blocked-op:blocker-0"
+    assert blocker_calls[-1]["key"] == "blocked-op:blocker-1"
+    assert output["result"]["confirmed"][0]["number"] == 42
+    assert output["remaining"] == []
+
+
 def test_replacing_a_partial_capture_screenshot_keeps_issue_and_restarts_upload_stage():
     script = f"""
 const createIssueOutbox=require({json.dumps(str(OUTBOX))});
diff --git a/tests/test_my_work.py b/tests/test_my_work.py
index 4748875..60c581c 100644
--- a/tests/test_my_work.py
+++ b/tests/test_my_work.py
@@ -4023,6 +4023,52 @@ async def test_mobile_issue_capture_requires_explicit_searchable_repository_sele
     assert '.create-issue-repository-picker { min-width:0;' in html
 
 
+def test_issue_capture_persists_bounded_blockers_and_searches_open_issues():
+    script = f"""
+const createIssueCapture=require({json.dumps(str(CREATE_ISSUE_SHEET))});
+const values=new Map();const calls=[];
+const storage={{getItem:k=>values.get(k)||null,setItem:(k,v)=>values.set(k,v),removeItem:k=>values.delete(k)}};
+const capture=createIssueCapture({{storage,fetchJson:async url=>{{calls.push(url);return{{items:[
+  {{kind:'issue',state:'open',repository:'o/api',number:7,title:'API ready'}},
+  {{kind:'pull',state:'open',repository:'o/web',number:8,title:'Not an issue'}},
+  {{kind:'issue',state:'closed',repository:'o/old',number:9,title:'Closed'}}
+]}};}}}});
+const blockers=[
+  {{repository:'o/api',number:7,title:'API ready'}},
+  {{repository:'o/api',number:7,title:'duplicate'}},
+  {{repository:'bad',number:2,title:'invalid'}},
+];
+capture.saveDraft({{repository:'o/r',title:'Blocked work',body:'',blockers}});
+(async()=>{{const found=await capture.searchBlockers('api');process.stdout.write(JSON.stringify({{draft:capture.loadDraft(),found,calls}}));}})();
+"""
+    output = json.loads(subprocess.run(
+        ["node", "-e", script], check=True, capture_output=True, text=True
+    ).stdout)
+    assert output["draft"]["blockers"] == [
+        {"repository": "o/api", "number": 7, "title": "API ready"}
+    ]
+    assert output["found"]["items"] == [
+        {"kind": "issue", "state": "open", "repository": "o/api", "number": 7, "title": "API ready"}
+    ]
+    assert output["calls"] == ["api/v1/search?q=api&limit=20"]
+
+
+@pytest.mark.anyio
+async def test_mobile_issue_capture_selects_blockers_without_starting_blocked_work():
+    html = await dashboard()
+    assert 'id="create-issue-blocker-search" type="search"' in html
+    assert 'id="create-issue-blocker-results" role="listbox"' in html
+    assert 'id="create-issue-blocker-selected"' in html
+    assert 'id="create-issue-blocker-status" class="small" aria-live="polite"' in html
+    assert "issueCapture.searchBlockers(query)" in html
+    assert "blockers: issueCaptureBlockers" in html
+    assert "renderIssueCaptureBlockers(captureDraft.blockers || [])" in html
+    assert "const hasBlockers = issueCaptureBlockers.length > 0;" in html
+    assert ".create-issue-blocker-result" in html
+    assert "min-height:44px" in html.split(".create-issue-blocker-result", 1)[1]
+    assert "@media(max-width:320px)" in html
+
+
 @pytest.mark.anyio
 async def test_mobile_assigned_issue_sheet_exposes_touch_sized_content_editor():
     html = await dashboard()
diff --git a/tests/test_unfiled_captures.py b/tests/test_unfiled_captures.py
index fad8045..de27cdd 100644
--- a/tests/test_unfiled_captures.py
+++ b/tests/test_unfiled_captures.py
@@ -104,6 +104,23 @@ process.stdout.write(JSON.stringify({{listed:captures.list()[0],names:resumed.at
     assert output["stored"] == output["notes"]
 
 
+def test_unfiled_capture_restores_selected_blockers():
+    script = f"""
+const createUnfiledCaptures=require({json.dumps(str(UNFILED))});
+const values=new Map();const storage={{getItem:k=>values.get(k)||null,setItem:(k,v)=>values.set(k,v)}};
+const captures=createUnfiledCaptures({{storage,getCaptureLogin:()=>'timmy',getCurrentLogin:()=>'timmy',createId:()=>'blocked'}});
+const blockers=[{{repository:'o/api',number:7,title:'API ready'}},{{repository:'o/web',number:8,title:'Web ready'}}];
+const saved=captures.save({{title:'Blocked work',body:'Context',blockers}});
+const resumed=captures.resume(saved.id,'timmy');
+process.stdout.write(JSON.stringify({{listed:captures.list()[0],resumed}}));
+"""
+    output = run_node(script)
+    assert output["listed"]["blockerCount"] == 2
+    assert output["resumed"]["blockers"] == [
+        {"repository": "o/api", "number": 7, "title": "API ready"},
+        {"repository": "o/web", "number": 8, "title": "Web ready"},
+    ]
+
 
 def test_replacing_oldest_capture_deletes_only_its_attachment_after_new_capture_is_durable():
     script = f"""