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Citenook vs Engineering Corpus

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Citenook compared with Engineering Corpus
DetailCitenook logo CitenookEngineering Corpus logo Engineering Corpus
What it doesPrivate AI for Mac that answers questions from your own files with exact source citations Coding agents that cite open-source prior art
StageNot given MVP
FoundedNot given Not given
Based inIN Not given
Pricing modelFreemium Freemium
PricingFree for 30 days with all features. Then Standard $9.99/month or $79/year; Pro $19.99/month or $149/year; Pro+ $29.99/month or $229/year. Billed in US dollars. Open source engine (MIT); hosted service is paid
Key features
  • Support for multiple file types including PDF, Word, Excel, text, Markdown, Apple Notes, Obsidian, web pages, YouTube and recordings
  • Cites open-source code at specific commits with exact line numbers
  • Prior-art briefs showing how projects solved the same problem
  • Automated license classification and verdicts
  • Semantic search using embedding model and BM25
  • Works with Claude Code, Codex, Cursor and other MCP clients
  • Runs locally on your machine under MIT license
  • Receipt with repo, commit, lines and license class
What makes it different
  • Every answer shows the exact sentence and page number it came from
  • Works completely offline with no internet connection required
  • No account needed when using models on your Mac, no tracking or analytics
  • Preview exactly what will be sent to online AI services before it goes
  • Only tool that automatically cites exact lines and commits from real open-source projects
  • Eliminates hallucinated code by searching real open-source implementations
  • Handles license compliance automatically in every report
  • Runs entirely on your machine with no telemetry or analytics
  • Open-source engine with MIT license; paid hosted service option
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)8 +2 (up) since last check4 no change since last check
Trust Flow (Majestic)00
Citation Flow (Majestic)118
Referring domains (Majestic)11

5 details filled in for both companies.

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