Second Brain for Mac and Windows
Your AI memory, everywhere you work
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The Second Brain desktop app gets you running in five minutes. No terminal. No git. Just download, set a password, and sign into Cloudflare. Then the real magic starts. Persistent memory across every AI tool you use. Recall that just got a lot smarter. Surfaces the right memory, not just the newest one. A knowledge graph that builds itself. Your data in your own Cloudflare account, not ours. Mac and Windows. You asked for the app. You asked for better recall. We shipped both.
PH · launched Jul 25, 2026 · 249 upvotes (top 53%) · 1 view
Niche: desktop ai assistants · 274 launches, 16 in the last 7 days ▼ -20% · Explore this niche →
Category and tags
- Horizontal
- Agent / copilot
- Prosumer
- AI-native
- Commercial product
- Productivity
- Developer Tools
- Artificial Intelligence
- GitHub
Visit website ↗ Source listing ↗
More like this: all 274 launches in desktop ai assistants →
Could you build this?
Yes It is an open-source desktop shell and Cloudflare Worker/D1/Vectorize service that exposes Model Context Protocol (MCP) endpoints to store and query text memories across LLM clients.
Competitors
Other products that read as similar to this one : 105 launches clear the similarity bar, closest 8 shown.
Attention rank: #61 of 106 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).
Launched 249 days after the earliest competitor.
- crow-desktop · github · 2026-10-16 · 14 upvotes · similarity 0.47
- Sunday · ph · 2026-11-12 · 2 upvotes · similarity 0.44
- Lumi · ph · 2026-09-24 · 3 upvotes · similarity 0.44
- 1Helm · github · 2026-11-12 · 62 upvotes · similarity 0.43
- Second Brain OS · ph · 2026-10-27 · 1 upvotes · similarity 0.42
- Cloudflare OS · ph · 2026-08-06 · 460 upvotes · similarity 0.42
- Perplexity Hybrid Compute · ph · 2026-09-13 · 230 upvotes · similarity 0.40
- One-click AI employee with its own cloud desktop · hn · 2026-02-07 · 9 upvotes · similarity 0.40
The niche, labels, vibe code rating and competitor comparison on this page are analysis by Nicheloom. If you use them, please credit nicheloom.com. How you may use our data.