Hackathons and build days in San Francisco and the Bay Area over the next two weeks (Nov 3–16). 11 of these are AI-focused. Most are free for builders and many run all day or over a weekend, so check whether you need a team, an application or your own laptop and API keys before you go.
- Make SF Better: A Hack Night with Mistral AI
Tier AAA · Tue, Nov 3, 2026 · 5:00 PM PT · 33 New Montgomery St · San Francisco · Luma · Free
- Mixpanel x Replit - Ship It: The Product Builders' Hackathon
Tier AA · Thu, Nov 5, 2026 · 3:00 PM PT · Pier 1 · San Francisco · Luma · Free
- Hack the Feed: Creator Tools Hackathon with Oriane, GMI Cloud & Lovable at Amplitude HQ!
Tier AAA · Fri, Nov 6, 2026 · 1:00 PM PT · Amplitude Analytics · San Francisco · Luma · Free
- Qualcomm UNO Q Hack Night #3
Tier AAA · Fri, Nov 6, 2026 · 5:00 PM PT · Qualcomm · Santa Clara · Luma · Free
- SoCo x MTC x Replit x Tech For Palestine x Stem4Palestine Colabathon
Tier AA · Sat, Nov 7, 2026 · 10:00 AM PT · Berkeley · Luma · Free
- Build Day: OpenRouter x Meta
Tier AA · Mon, Nov 9, 2026 · 5:30 PM PT · San Francisco · Luma · Free
- Stripe Startups Build Day San Francisco
Tier AA · Wed, Nov 11, 2026 · 9:30 AM PT · South San Francisco · Luma · Free
- AIE x MLH Hackathon @ Code Summit
Tier AA · Fri, Nov 13, 2026 · 9:00 AM PT · San Francisco · Luma · Free
- DNAForge & MTC Berkeley: AI × Biology Hackathon
Tier AA · Sat, Nov 14, 2026 · 9:00 AM PT · Berkeley · Luma · Free
- AI Research Hackathon
Tier AA · Sat, Nov 14, 2026 · 9:00 AM PT · San Francisco · Luma · Free
- She Builds: A Women in AI × Lovable Hackathon
Tier AAA · Sat, Nov 14, 2026 · 10:00 AM PT · San Francisco · Luma · Free
FAQ
What are the top hackathons in SF in the next two weeks?
Ranked by RSVPs, host and listing quality, the standouts are Make SF Better: A Hack Night with Mistral AI (Tue Nov 3, 5:00 PM); She Builds: A Women in AI × Lovable Hackathon (Sat Nov 14, 10:00 AM); and Qualcomm UNO Q Hack Night #3 (Fri Nov 6, 5:00 PM). The full list of 11 events is above, sorted by start time.
Are there free hackathons in SF in the next two weeks?
Yes. All 11 events here are listed as free on Luma or Partiful, for example Make SF Better: A Hack Night with Mistral AI (Tue Nov 3, 5:00 PM); and Mixpanel x Replit - Ship It: The Product Builders' Hackathon (Thu Nov 5, 3:00 PM). Many free events still require registration or host approval, so RSVP early.
Where do hackathons in SF happen?
By neighborhood or city, the most listings in the next two weeks are in Berkeley (2), Financial District (1) and Rincon Hill & South Beach (1). Some hosts only reveal the exact address after you register.
How often is this list updated?
Every morning, Pacific time. Party Animal re-checks Luma and Partiful daily and rebuilds this page; this version was generated on Tue, Nov 3, 2026. Party Animal is not the organizer, so confirm details with the host.
Party Animal is a discovery tool, not the organizer. Confirm details with the host.