Where can you meet the Java community this year, and where can you speak? The conferences below are maintained by the community on javaconferences.org, and every upcoming one is also on the foojay.io events calendar.
This list is fetched automatically from
javaconferences.org
and refreshed daily. If a conference is missing, or a date, location or CFP is wrong, please
edit README.md in the javaconferences repository
with a pull request, and it will show up here automatically. Conferences are also on the
events calendar.
35 of 38 upcoming conferences are on the map, and each marker shows how many are in that city. Online conferences have no place to put on a map, but are in the list below.
| Conference | When | Where | Call for papers |
|---|---|---|---|
| JCON USA at IBM TechXchange | 26–29 Oct 2026 | Atlanta, United States | – |
| J On The Beach | 29–30 Oct 2026 | Torremolinos, Spain + online | Closed |
| W-JAX | 2–6 Nov 2026 | Munich, Germany + online | Closed |
| XtremeJ Online Conference | 3 Nov 2026 | Online | Closed |
| Devoxx Morocco | 4–5 Nov 2026 | Casablanca, Morocco | Closed |
| Øredev | 4–6 Nov 2026 | Malmö, Sweden | Closed |
| Heapcon | 5–6 Nov 2026 | Belgrade, Serbia | Closed |
| Porto Tech Hub | 10 Nov 2026 | Porto, Portugal | Closed |
| J-Fall | 11–12 Nov 2026 | Ede, Netherlands | Closed |
| ASF Community Over Code / ChurConf | 18–19 Nov 2026 | Sydney, Australia | Closed |
| Voxxed Days Thessaloniki | 20–21 Nov 2026 | Thessaloniki, Greece | – |
| JJUG CCC 2026 Fall | 28 Nov 2026 | Tokyo, Japan | Closed |
| JakartaOne Livestream 2026 | 1 Dec 2026 | Online | Closed |
| jChampions | 21–26 Jan 2027 | Online | – |
| Jfokus | 8–10 Feb 2027 | Stockholm, Sweden | Closed |
| Voxxed Days Ticino | 19 Feb 2027 | Lugano, Switzerland | Closed |
| Code Remix Summit | 22–24 Feb 2027 | Miami, United States | Closed |
| ConFoo Montreal | 24–26 Feb 2027 | Montreal, Canada | Closed |
| JavaLand | 2–4 Mar 2027 | Europa Park Rust, Germany | Closed |
| Voxxed Days CERN | 5 Mar 2027 | Geneva, Switzerland | Closed |
| Voxxed Days Zurich | 9 Mar 2027 | Zurich, Switzerland | Closed |
| JavaOne | 23–25 Mar 2027 | Redwood City, United States | Closed |
| Devnexus | 29–31 Mar 2027 | Atlanta, United States | Closed |
| Voxxed Days Amsterdam | 31 Mar – 1 Apr 2027 | Amsterdam, Netherlands | Open, closes 1 Dec 2026 |
| Open Community Experience | 13–15 Apr 2027 | Brussels, Belgium | Open, closes 6 Dec 2026 |
| Devoxx Greece | 15–17 Apr 2027 | Athens, Greece | Open, closes 30 Nov 2026 |
| Digital Crafts Day | 16 Apr 2027 | Weiden, Germany | Open, closes 31 Oct 2026 |
| Java Day Istanbul | 17 Apr 2027 | Istanbul, Turkey | Open, closes 31 Oct 2026 |
| KotlinConf | 21–23 Apr 2027 | Kraków, Poland | Open, closes 27 Nov 2026 |
| JCON EUROPE | 26–29 Apr 2027 | Cologne, Germany | Open, closes 30 Oct 2026 |
| Spring I/O | 28–30 Apr 2027 | Valencia, Spain | – |
| Re:Build | 5–6 May 2027 | London, United Kingdom | – |
| JAX | 10–14 May 2027 | Mainz, Germany + online | Open, closes 11 Nov 2026 |
| jPrime | 19–20 May 2027 | Sofia, Bulgaria | Open, closes 15 Feb 2027 |
| JAlba | 20–22 May 2027 | Edinburgh, United Kingdom | – |
| J-Spring | 10 Jun 2027 | Utrecht, Netherlands | – |
| JCrete® | 19–23 Jul 2027 | Chania, Greece | – |
| Devoxx Belgium | 4–8 Oct 2027 | Antwerp, Belgium | – |