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Second Brain for AI v2

AI memory that connects the dots across every tool

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Second Brain remembers your projects, people, decisions, and preferences across Claude, ChatGPT, Cursor, Codex, and any MCP client. V2 automatically links related memories, follows those connections during recall, and distinguishes settled decisions from drafts and stale context. Open source and self-hosted in your Cloudflare account.

PH · launched Jul 12, 2026 · 263 upvotes (top 51%) · 0 views

Niche: ai agent memory infrastructure · 350 launches, 11 in the last 7 days ▼ -58% · Explore this niche →

Category and tags
  • Horizontal
  • Data infrastructure
  • Prosumer
  • AI-native
  • Commercial product
  • Productivity
  • Developer Tools
  • Artificial Intelligence
  • GitHub

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More like this: all 350 launches in ai agent memory infrastructure →

Could you build this?

Yes It is an open-source MCP memory server combining standard embedding generation, vector similarity search, and SQLite graph relationship queries across AI clients.

Competitors

Other products that read as similar to this one : 439 launches clear the similarity bar, closest 8 shown.

Attention rank: #219 of 440 (itself plus its competitors, highest first, normalized so YC and Product Hunt are compared fairly).

Launched 248 days after the earliest competitor.

  • Living Brain · ph · 2026-11-05 · 186 upvotes · similarity 0.58
  • AI2Companion · ph · 2026-11-05 · 2 upvotes · similarity 0.56
  • Brethof-Brain · ph · 2026-10-06 · 1 upvotes · similarity 0.55
  • 2Mind · ph · 2026-11-06 · 2 upvotes · similarity 0.55
  • Brain² by ClickUp · ph · 2026-06-25 · 205 upvotes · similarity 0.54
  • Memory Bridge · ph · 2026-11-09 · 2 upvotes · similarity 0.52
  • Make0 Brain · ph · 2026-10-14 · 74 upvotes · similarity 0.50
  • Second Brain OS · ph · 2026-10-27 · 1 upvotes · similarity 0.50

Related data

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.