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Auto-Linking Notes

A notes app that suggests links between related notes as you write.

Intermediate18h1–2 people16/20 fit
TL;DR

Build Auto-Linking Notes for students and researchers in ~18h with 1–2 people. Stack: Embeddings + Next.js + SQLite + ECharts.

Why it wins: A second brain that maintains itself.

Build flow

01 · Problem
Knowledge in notes stays isolated because linking manually is tedious.
02 · Solution
Embed each note, suggest related notes and concepts while typing and show a graph of connections.
03 · Build
  1. 1Store notes as Markdown
  2. 2Embed on save
  3. 3Suggest nearest notes
  4. 4Render the graph
04 · Demo
Write a new note and watch three related notes surface.

MVP checklist

  • Live link suggestions
  • Backlinks
  • Graph view
  • Markdown storage

Tech stack

TechRole
EmbeddingsSemantic similarity
Next.jsFrontend + API routes
SQLiteEmbedded database
EChartsInteractive charts

Reference repos

Open-source projects you can build on. Links checked 2026-10-31.

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