Mendix Capture the Flag 2025: the Budapest venue at BlackBelt

Development team at Capture the Flag 2025

On 9–10 October 2025, BlackBelt's office was the Budapest venue of Mendix Capture the Flag, Mendix's global developer competition.

BlackBelt's office was the Budapest venue of the 2025 Mendix Capture the Flag competition, held on 9–10 October. According to the organisers' LinkedIn summary, Mendix's global event took place at 17 venues and online, and Budapest was one of them.

What is Mendix Capture the Flag?

Capture the Flag is Mendix's international competition and community event for Mendix developers, with a team contest and workshops. According to Mendix's LinkedIn post of 6 November 2025, the 2025 event was organised by Mendix, Siemens, The S-Unit, Low-code Academy and Blue Green Solutions.

When and where did the event take place?

Dates: 9–10 October 2025 (source: mendix.com/ctf)
Budapest venue: BlackBelt's office (source: mendix.com/ctf)
Organisers: Mendix, Siemens, The S-Unit, Low-code Academy, Blue Green Solutions
Format: local venues and online participation

The 2025 competition in numbers

According to Mendix's summary of 6 November 2025, 1,092 hackers took part in the 2025 competition, more than 2,700 solutions were produced, and more than 2,500 participants attended the workshops. These figures cover the entire global event, not the Budapest venue alone.

The aftermovie

Mendix published the event's aftermovie on 6 November 2025. According to BlackBelt's LinkedIn post of 11 November 2025, the Budapest venue also appears in it.

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