OpenAcad
Open, practical AI toolsfor research
OpenAcad serves academic and research workflows, helping researchers handle information, organize knowledge, and collaborate more effectively.
01 / OpenAcad
Validate the direction through real use
PaperBanana is an application already in use within OpenAcad. Real feedback helps YiStar validate product design, model access, and research workflows.

A real product interface from the current PaperBanana research and multi-model workspace.
Current progress
Clear boundaries matter as much as ambition.
- 01
PaperBanana
An AI research project within OpenAcad that is already in use.
- 02
tuyan mini program
The existing mini program is in use and supports real research work.
- 03
Mobile app
The mobile app is preparing for App Store submission and is not described as released.
02 / Product progress
From a working product to more useful surfaces
The mobile interface is being prepared for App Store submission. This preview is evidence of product work, not a release claim.

tuyan mini programIn useOne portfolio, distinct stages
The visual order never implies equal maturity.
- 01OpenAcadProject in use
- 02OpenTradIn development
- 03OpenVacPreparing for development
- 04Star NexusConcept planning
03 / Contact
Bring us a real professional problem
We welcome conversations grounded in actual work, constraints, and users.
Discuss research tools