diff --git a/README.md b/README.md
index 1a339f7..5de60e6 100644
--- a/README.md
+++ b/README.md
@@ -189,6 +189,7 @@ RepoScope/
 │   ├── Board.tsx                         # Section-by-section status board
 │   ├── CommandBlock.tsx                  # Code block with copy-to-clipboard
 │   ├── ErrorCard.tsx                     # Individual CI failure card
+│   ├── ExportButtons.tsx                 # JSON and Markdown audit downloads
 │   ├── RepoInput.tsx                     # Repository URL input + token settings
 │   ├── ScoreBoard.tsx                    # Health-score ring + detailed breakdown
 │   ├── SmartDiagnosis.tsx                # AI-powered diagnosis with fix commands
@@ -208,6 +209,7 @@ RepoScope/
 │   ├── github-error-patterns.ts          # Known error patterns & solutions
 │   ├── github-health-monitor.ts          # Repository health metrics
 │   ├── github-log-parser.ts              # Parse GitHub Actions logs
+│   ├── export.ts                         # JSON and Markdown audit serializers
 │   └── utils.ts                          # Helpers: parseRepo(), decodeBase64Utf8()
 │
 ├── public/                               # Static assets
diff --git a/app/page.tsx b/app/page.tsx
index 0a60749..cfd1611 100644
--- a/app/page.tsx
+++ b/app/page.tsx
@@ -8,6 +8,7 @@ import AuditTabs from '@/components/AuditTabs';
 import ActionsPanel from '@/components/ActionsPanel';
 import TokenInput from '@/components/TokenInput';
 import ActionsDashboard from '@/components/ActionsDashboard';
+import ExportButtons from '@/components/ExportButtons';
 import { parseRepo, decodeBase64Utf8 } from '@/lib/utils';
 import { evaluateTarget, generateFindings, scoreAndExplain } from '@/lib/audit';
 
@@ -190,6 +191,7 @@ export default function Home() {
           </div>
 
           <ScoreBoard score={result.expl.score} explanation={result.expl} />
+          <ExportButtons result={result} />
           <AuditTabs data={result} />
           <ActionsPanel owner={result.meta.owner.login} repo={result.meta.name} />
         </div>
diff --git a/components/ExportButtons.tsx b/components/ExportButtons.tsx
new file mode 100644
index 0000000..d4237ad
--- /dev/null
+++ b/components/ExportButtons.tsx
@@ -0,0 +1,49 @@
+'use client';
+
+import { useState } from 'react';
+import { buildAuditJson, buildAuditMarkdown, AuditExportResult } from '@/lib/export';
+
+function download(name: string, content: string, type: string) {
+  const blob = new Blob([content], { type });
+  const url = URL.createObjectURL(blob);
+  const link = document.createElement('a');
+  link.href = url;
+  link.download = name;
+  link.click();
+  URL.revokeObjectURL(url);
+}
+
+export default function ExportButtons({ result }: { result: AuditExportResult }) {
+  const [format, setFormat] = useState<string | null>(null);
+  const baseName = String(result.meta.full_name || 'reposcope-audit').replace(/[^a-z0-9._-]+/gi, '-');
+
+  function exportJson() {
+    download(`${baseName}-audit.json`, JSON.stringify(buildAuditJson(result), null, 2), 'application/json');
+    setFormat('JSON');
+  }
+
+  function exportMarkdown() {
+    download(`${baseName}-audit.md`, buildAuditMarkdown(result), 'text/markdown');
+    setFormat('Markdown');
+  }
+
+  return (
+    <section className="card-static rounded-2xl p-5" aria-labelledby="export-heading">
+      <div className="flex flex-wrap items-center justify-between gap-4">
+        <div>
+          <h2 id="export-heading" className="text-sm font-black text-white">Export audit results</h2>
+          <p className="text-xs text-slate-400 mt-1">Download a shareable report without leaving your browser.</p>
+        </div>
+        <div className="flex gap-2">
+          <button type="button" onClick={exportJson} className="rounded-lg border border-edge px-3 py-2 text-xs font-bold text-slate-200 hover:border-mint hover:text-mint">
+            JSON
+          </button>
+          <button type="button" onClick={exportMarkdown} className="rounded-lg border border-edge px-3 py-2 text-xs font-bold text-slate-200 hover:border-mint hover:text-mint">
+            Markdown
+          </button>
+        </div>
+      </div>
+      {format && <p className="mt-3 text-xs text-mint" role="status">Downloaded {format} report.</p>}
+    </section>
+  );
+}
diff --git a/lib/export.ts b/lib/export.ts
new file mode 100644
index 0000000..f5d5b6c
--- /dev/null
+++ b/lib/export.ts
@@ -0,0 +1,87 @@
+export type AuditExportResult = {
+  meta: any;
+  tree: any[];
+  branches: any[];
+  claims: any[];
+  findings: any[];
+  expl: {
+    score: number;
+    critical: number;
+    errors: number;
+    warnings: number;
+    infos: number;
+    summary: string;
+  };
+};
+
+export function buildAuditJson(result: AuditExportResult) {
+  return {
+    exportedAt: new Date().toISOString(),
+    repository: {
+      fullName: result.meta.full_name,
+      htmlUrl: result.meta.html_url,
+      defaultBranch: result.meta.default_branch,
+      description: result.meta.description || '',
+    },
+    score: {
+      value: result.expl.score,
+      summary: result.expl.summary,
+      counts: {
+        critical: result.expl.critical,
+        errors: result.expl.errors,
+        warnings: result.expl.warnings,
+        infos: result.expl.infos,
+      },
+    },
+    findings: result.findings,
+    readmeClaims: result.claims,
+    branches: result.branches.map(branch => ({ name: branch.name, protected: branch.protected })),
+    tree: result.tree.map(entry => ({ path: entry.path, type: entry.type, size: entry.size })),
+  };
+}
+
+function escapeMarkdown(value: unknown) {
+  return String(value ?? '').replace(/\|/g, '\\|').replace(/\n/g, ' ');
+}
+
+export function buildAuditMarkdown(result: AuditExportResult) {
+  const lines = [
+    `# RepoScope audit: ${result.meta.full_name}`,
+    '',
+    `- **Repository:** ${result.meta.html_url}`,
+    `- **Default branch:** ${result.meta.default_branch}`,
+    `- **Exported:** ${new Date().toISOString()}`,
+    '',
+    `## Health score: ${result.expl.summary}`,
+    '',
+    `| Critical | Errors | Warnings | Info |`,
+    `| ---: | ---: | ---: | ---: |`,
+    `| ${result.expl.critical} | ${result.expl.errors} | ${result.expl.warnings} | ${result.expl.infos} |`,
+    '',
+    '## Findings',
+    '',
+  ];
+
+  if (result.findings.length === 0) {
+    lines.push('No findings were reported.', '');
+  } else {
+    lines.push('| Severity | Finding | Details | Suggested fix |', '| --- | --- | --- | --- |');
+    result.findings.forEach(finding => {
+      lines.push(`| ${escapeMarkdown(finding.severity)} | ${escapeMarkdown(finding.title)} | ${escapeMarkdown(finding.detail)} | ${escapeMarkdown(finding.fix)} |`);
+    });
+    lines.push('');
+  }
+
+  lines.push('## README claims', '');
+  if (result.claims.length === 0) {
+    lines.push('No README claims were analyzed.', '');
+  } else {
+    lines.push('| Line | Target | Status | Detail |', '| ---: | --- | --- | --- |');
+    result.claims.forEach(claim => {
+      lines.push(`| ${claim.line} | ${escapeMarkdown(claim.target)} | ${escapeMarkdown(claim.status)} | ${escapeMarkdown(claim.detail)} |`);
+    });
+    lines.push('');
+  }
+
+  return lines.join('\n');
+}