H
Hack Club Calendar
https://github.com/hackclub/hackathonsPublished hackathons
Events organized by Hack Club Calendar.
Technology
Upcoming
In-Person Campfire Flagship February 20–22 : Los Angeles, California https://schema.org/OfflineEventAttendanceMode https://flagship.hackclub.com/?utm_source=c-hackathons 2026-02-20T17:25:00.000Z 2026-02-22T17:25:00.000Z
Hack Club Calendar
- Online
- All levels
Technology
Upcoming
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Hack Club Calendar
- Online
- All levels
Technology
Upcoming
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Hack Club Calendar
- Online
- All levels
Technology
Upcoming
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Hack Club Calendar
- Online
- All levels
Technology
Upcoming
.css-o13yw6{box-sizing:border-box;margin:0;min-width:0;display:block;}@media screen and (min-width: 32em){.css-o13yw6{display:none;}} Submit .css-ys4k9c{box-sizing:border-box;margin:0;min-width:0;display:none;}@media screen and (min-width: 32em){.css-ys
Hack Club Calendar
- Online
- All levels
Technology
Upcoming
.css-bbrmid{box-sizing:border-box;margin:0;min-width:0;display:inline-block;vertical-align:baseline;font-size:12px;font-weight:700;white-space:nowrap;padding-left:4px;padding-right:4px;border-radius:2px;color:var(--theme-ui-colors-white);background-color:
Hack Club Calendar
- Online
- All levels
Technology
Upcoming
In-Person Hyphen-Hacks October 10 : San Francisco, California https://schema.org/OfflineEventAttendanceMode https://www.hyphen-hacks.com/ 2026-10-10T09:00:00.000Z 2026-10-10T23:00:00.000Z
Hack Club Calendar
- Online
- All levels
Technology
Upcoming
Online Pixel Forge AI Hackathon August 15–22 https://schema.org/OnlineEventAttendanceMode https://pixelforgehackathons.info/ 2026-08-15T04:00:00.000Z 2026-08-22T20:00:00.000Z
Hack Club Calendar
- Online
- All levels
Climate & Energy
Upcoming
In-Person GreenCode Hackathon May 30 : Greenville, South Carolina https://schema.org/OfflineEventAttendanceMode https://greencodehack.com/ 2026-05-30T10:00:00.000Z 2026-05-30T21:00:00.000Z
Hack Club Calendar
- Online
- All levels
Technology
Upcoming
In-Person Stasis May 15–18 : Austin, Texas https://schema.org/OfflineEventAttendanceMode https://stasis.hackclub.com?utm_source=hackathons 2026-05-15T15:00:00.000Z 2026-05-18T22:00:00.000Z
Hack Club Calendar
- Online
- All levels
Technology
Upcoming
In-Person Sleepover April 24–26 : Chicago, Illinois https://schema.org/OfflineEventAttendanceMode https://sleepover.hackclub.com?utm_source=hackathons 2026-04-24T17:00:00.000Z 2026-04-26T22:00:00.000Z
Hack Club Calendar
- Online
- All levels
Technology
Upcoming
In-Person Equinox Vancouver Hackathon March 28 : Canada https://schema.org/OfflineEventAttendanceMode https://www.equinoxvancouverhackathon.com/ 2026-03-28T11:00:00.000Z 2026-03-28T18:00:00.000Z
Hack Club Calendar
- Online
- All levels
Technology
Upcoming
In-Person Ponderosa Hacks March 28 : Flagstaff, Arizona https://schema.org/OfflineEventAttendanceMode https://ponderosa-hacks.com/ 2026-03-28T08:00:00.000Z 2026-03-28T17:30:00.000Z
Hack Club Calendar
- Online
- All levels
Technology
Upcoming
In-Person Campfire Feb 28–Mar 1 : https://schema.org/OfflineEventAttendanceMode https://campfire.hackclub.com/?ref=hackathons 2026-02-28T00:00:00Z 2026-03-01T23:59:59Z
Hack Club Calendar
- Online
- All levels
Technology
Upcoming
Online Build-a-thon 2025 November 7–10, 2025 https://schema.org/OnlineEventAttendanceMode https://www.buildathon.dev/ 2025-11-07T00:00:00.000Z 2025-11-10T12:00:00.000Z
Hack Club Calendar
- Online
- All levels
Government & Civic
Upcoming
In-Person Civic Hackathon October 25–26, 2025 : San Francisco, California https://schema.org/OfflineEventAttendanceMode https://civichacksf.org 2025-10-25T10:00:00.000Z 2025-10-26T15:00:00.000Z
Hack Club Calendar
- Online
- All levels
Technology
Upcoming
Online Blueprint Oct 1–Mar 31, 2025 https://schema.org/OnlineEventAttendanceMode https://blueprint.hackclub.com/?utm_source=hackathons 2025-10-01T11:45:00.000Z 2026-03-31T11:45:00.000Z
Hack Club Calendar
- Online
- All levels
Technology
Upcoming
In-Person Buildathon Berlin September 20–21, 2025 : Berlin, Germany https://schema.org/OfflineEventAttendanceMode https://buildathon.hoobit.org/ 2025-09-20T07:00:00.000Z 2025-09-21T17:00:00.000Z
Hack Club Calendar
- Online
- All levels
Technology
Upcoming
.css-xcudz4{box-sizing:border-box;margin:0;min-width:0;font-family:"Phantom Sans",system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;font-weight:700;line-height:1.125;font-weight:700;line-height:1.125;margin-top:0;margin-bottom:0;font
Hack Club Calendar
- Online
- All levels
For organizers
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