Starting UpCase Studies
Ideas DBProducts DB
Join
double2's avatar

double2

@double2
Qingdao, Shandong, People's Republic of China
@zhuici

AI-Driven Utility Ecosystem

A comprehensive ecosystem of AI-powered utility tools and technical databases. From engineering calculators and automotive diagnostics to cognitive behavioral analysis, my projects focus on transforming complex data into actionable insights through high-performance web architectures.

  • Bolt Pattern HQ
    2025 — Present (Active)

    Serving over 300,000 enthusiasts, this platform provides instant AI diagnostics for wheel compatibility. It covers 10,000+ vehicles with precise data on bolt patterns, center bores, and offsets.

  • Cognitive Bias Labs
    2025 — Present (New Launch)

    An advanced AI diagnostic engine for identifying cognitive biases through neural pattern assessment. It utilizes LLM-based behavioral modeling to help users identify metacognitive gaps.

Recent activity

  • PostedHow I pivoted from a $1.99 B2C tool to a $999 B2B Enterprise product (and why Privacy is the ultimate moat)2026-08-26
  • PostedMy B2B car data project got its 2nd sale... to a Hollywood film pro? 🎬🚗2026-08-23
  • PostedGot my FIRST REAL paying customer today! ($1.99) 🎉2026-08-04
  • Commented on⚡️ Milestone: Crossed 11,600+ verified vehicle records with our July 2026 off-road update!2026-08-03
  • Commented on⚡️ Milestone: Crossed 11,600+ verified vehicle records with our July 2026 off-road update!2026-08-03
  • Commented onWhy I built a 100% FREE audio transcription tool while competitors charge $9/mo (and how I optimized M2 Max to run 1-hour audio in 13 mins)2026-08-03
  • Commented on⚡️ Milestone: Crossed 11,600+ verified vehicle records with our July 2026 off-road update!2026-07-28
  • Commented onWhy I built a 100% FREE audio transcription tool while competitors charge $9/mo (and how I optimized M2 Max to run 1-hour audio in 13 mins)2026-07-27
  • Commented on⚡️ Milestone: Crossed 11,600+ verified vehicle records with our July 2026 off-road update!2026-07-27
  • Posted⚡️ Milestone: Crossed 11,600+ verified vehicle records with our July 2026 off-road update!2026-07-27
  • Commented onWhy I built a 100% FREE audio transcription tool while competitors charge $9/mo (and how I optimized M2 Max to run 1-hour audio in 13 mins)2026-07-27
  • Commented onWhy I built a 100% FREE audio transcription tool while competitors charge $9/mo (and how I optimized M2 Max to run 1-hour audio in 13 mins)2026-07-27
  • Commented onWhy I built a 100% FREE audio transcription tool while competitors charge $9/mo (and how I optimized M2 Max to run 1-hour audio in 13 mins)2026-07-27
  • Commented onWhy I built a 100% FREE audio transcription tool while competitors charge $9/mo (and how I optimized M2 Max to run 1-hour audio in 13 mins)2026-07-27
  • Commented onWhy I built a 100% FREE audio transcription tool while competitors charge $9/mo (and how I optimized M2 Max to run 1-hour audio in 13 mins)2026-07-27
  • Commented onWhy I built a 100% FREE audio transcription tool while competitors charge $9/mo (and how I optimized M2 Max to run 1-hour audio in 13 mins)2026-07-27
  • Commented onWhy I built a 100% FREE audio transcription tool while competitors charge $9/mo (and how I optimized M2 Max to run 1-hour audio in 13 mins)2026-07-27
  • PostedWhy I built a 100% FREE audio transcription tool while competitors charge $9/mo (and how I optimized M2 Max to run 1-hour audio in 13 mins)2026-07-25

Stay informed as an indie hacker.

Market insights that help you start and grow your business.


Indie Hackers logo glyphIndie Hackers logotype

Follow @IndieHackers on X for stories and insights about founders building profitable online businesses, and to connect with others in the Indie Hackers community.

© Indie Hackers, Inc.·FAQ·Terms·Privacy·Cookie Settings/Policy·

Community

Top TodayTop This WeekTop This MonthJoin

Products

All ProductsHighest RevenueSide ProjectsSelf-FundedAdd Yours

Databases

IdeasProductsStories