Based on https://www.mediawiki.org/wiki/Hackathons#Measures_of_success, as agreed in {T88520}. It's the first time we apply this process, and we are doing our best to reply to all points.
=== Community ===
* 200 participants (goal was 150)
* 30 nationalities (expectation was 20)
* 32 languages, T88521#1334300
* Affiliation: 131 belonging to WMF, chapters and users groups.
* Sponsored: Around 40
* 66 newcomers (checked "I'd welcome a chat with an insider" in the registration
* gender: 19,29% women
* 98 [[ https://www.mediawiki.org/wiki/Wikimedia_Hackathon_2015/Buddies | buddies confirmed ]] (100% of the participants who requested a buddy on the first day got one assigned)
=== Hacking ===
* 33 projects showcased, see {T96378}
* FIXME: How many driven by volunteers?
* Any projects that the WMF decides to support after the event? 6, according to {T101151}
* FIXME: Tasks resolved? (lesson learned: don't mix organization tasks with "genuine" hackathon tasks)
=== Training ===
* Overview of Wikimedia tech priorities and ongoing projects welcoming contributors, see {T93064} (although there was low attendance of newcomers and room for improvement)
* How many newcomers & welcomers in welcoming session? 57 attending Mediawiki 101, 6 welcomers.
* FIXME: Participation and results in other training sessions.
=== Meeting ===
* FIXME: Community decisions worth a face to face meeting.
* 4 events introducing Wikimedia to local teachers, students, and entrepreneurs
* Social meetings and events: Quiz night, BBQ & Retrogaming evening.
=== Organization ===
* Costs and final balance: Total Cost is USD 126,027.00. Final Balance is USD -4,550.00, but may change soon. (Missing income in tables)
* How much funds pooled for volunteer travel sponsorship, and from whom: Total was USD 24,655. WMF gave USD 15,187.00, WMFr gave USD 6,016.00 and WMDE gave USD 3,452.00.
* FIXME: Participants survey and summary report.