Program

Hacktoberfest

Every year

Size: 300+ in-person Fests (524 listed) plus online participation source

Terms from the program's own pages

2026 terms

2026 format change: pull requests no longer count toward rewards; swag via Fests, livestreams, DEV Challenges and Global Hack Week. source
Fee: Free source
Remote OK source
Attendance: hybrid source

Not yet confirmed

2026
Dates inferred from the site's 'throughout October' wording; participant dashboard opens by October 1. Past editions not checked.
source
Starts Oct 1, 2026
Ends Oct 31, 2026