Building practical tools with AI 71 Lab · an AI tool studio

71 Lab turns large-model capability into shippable, reusable software. Every product runs locally, and your data stays under your control.

Explore products Manuals
JiYi calendar
JiYi tags
JiYi quick capture

MemEasy

Free Android / HarmonyOS v1.0.0+20

A tag-centric personal note system. Time, text and a tag form the smallest unit of a note, and tags do the filing — no folder structure to maintain.

  • Calendar-driven capture with a minute-accurate timeline and back-dating
  • Tag system: type #tag to file a note as you write it
  • Recurring to-dos with reminders, plus anniversaries
  • Local-only storage; 记易 is the separate Chinese edition
Details & download Manual

71QuantLab

Free + VIP Windows v0.2.6

A local AI research workbench for individual analysts. Nine expert roles work independently, and a roundtable converges on a conclusion through structured debate — entirely on your own machine.

  • Market overview, price terminal, limit pools and rule screening
  • Expert consultation: nine roles analysing independently, structured output
  • Roundtable: multi-seat debate converging through a decision role
  • Decision archive, financials and custom rules (VIP)
Details & download Manual VIP pricing
71QuantLab overview
71QuantLab Ask a Master
71QuantLab roundtable

Give one a try

Neither product needs an account.

JiYi (Android) 71QuantLab (Windows)