Dates
Saturday, September 26, 2026 - JacHacks a2Tech at the Leinweber Computer Science and Information Building, University of Michigan, Ann Arbor
Check-in: 8:00–10:00 AM PT
Hacking hours: 10:45 AM – 7:15 PM ET
Submissions close: 7:15 PM ET (hard deadline. late submissions are not accepted unless a technical issue affects multiple teams)
Eligibility
Open to everyone: students, professionals, founders, and first-time hackers
All team members must be registered on Luma and checked in at the venue
Teams can have up to 4 people; solo hacking is allowed
Organizers and judges are not eligible for prizes
Project and Submission Requirements
Projects must be built using Jac, with at least 40% of your code in Jac
All coding and building must take place during hacking hours (10:45 AM – 7:15 PM on September 26). Brainstorming and planning beforehand is allowed and encouraged.
All work must be your team's own. We will verify that winning projects were built by team members within the event timeframe, including checking GitHub commit history.
Use of AI tools, open-source libraries, and APIs is allowed — but your project itself must be original work created at the event
Misrepresenting what your project actually does or how it was built is grounds for disqualification
Each team may submit and be considered for only 1 project
Projects must be submitted on Devpost before the deadline, and at least one team member must be present to demo to judges
By participating, you agree to follow the JacHacks a2Tech Code of Conduct
Code of Conduct
JacHacks a2Tech is a harassment-free event for everyone, regardless of gender, gender identity and expression, age, sexual orientation, disability, physical appearance, race, ethnicity, nationality, or religion. Harassment of participants, organizers, sponsors, or judges in any form will not be tolerated. If you experience or witness harassment, or have any other concerns, find an organizer on-site or message us on Discord. We'll take it seriously and act on it. Organizers reserve the right to remove any participant from the event and disqualify any submission for violations of this code.