- 14: GitLab Commit - San Francisco (USA)
- 15-18: iOS Conf Singapore - Singapore
- 22-25: SnowCamp - Grenoble (France)
- 30-31: Re Work - San Francisco (USA)
- 31: Touraine Tech - Tours (France)
- 1-2: FOSDEM - Brussels (Belgium)
- 3: dotSwift - Paris (France)
- 3: GopherCon Israel - Tel Aviv (Israel)
- 14: DevFest Paris - Paris (France)
- 19-21: Frontend Developers Love - Amsterdam (Netherlands)
- 20-21: VueJS Amsterdam - Amsterdam (Netherlands)
- 23-26: O'Reilly Software Architecture Conference - San Jose (USA)
- 24-25: Unvoxxed Hawaii - Honolulu, Hawai (USA)
- 26-28: ConFoo - Montreal (Canada)
- 28: DevFest du Bout du Monde - Brest (France)
- [Canceled] 2: dotPy - Paris (France)
- 4: Git Merge - Los Angeles (USA)
- 9-11: DevOps Gathering - Bochum (Germany)
- [Canceled] 11-13: VoxxedDays Bucharest - Bucharest (Romania)
- 11-15: JChateau - Amboise (France)
- [Canceled] 17: AWS Summit Paris - Paris (France)
- 17: APIDays Express - Jakarta (Indonesia)
- [Canceled] 24: Nordic PGDay - Helsinki (Finland)
- [Canceled] 25-27: BreizhCamp - Rennes (France)
- 28: GopherCon Russia - Moscow (Russia)
- 28-29: GopherCon India - Goa (India)
- [Canceled] 30: dotGo - Paris (France)
- [Virtualized] 30-31: KubeCon Europe - Amsterdam (Netherlands)
- [Canceled] 30-31: TSConf:EU - Linz (Austria)
- [Virtualized] 1-2: KubeCon Europe - Amsterdam (Netherlands)
- [Virtualized] 6-8: Google Cloud Next - San Francisco (USA)
- [Canceled] 20-23: O'Reilly Strata Data & AI London - London (UK)
- [Canceled] 27-28: Kafka Summit London - London (UK)
- [Canceled] 28-29: CodeMobile - London (UK)
- [Canceled] 29-30: MixIT - Lyon (France)
-
[Virtualized] 6-7: GitHub Satellite - Paris (France)
-
[Virtualized] 7: JAlba - Edinburgh (Scotland)
-
[Virtualized] 12-14: Google IO - USA
-
[Canceled] 13-15: Riviera DEV - Sophia Antipolis (France)
-
15: AFUP Day - Lille, Lyon, Nantes, Tours (France)
-
[Canceled] 16: VoxxedDays Milano - Milano (Italy)
-
[Virtualized] 20-21: GitOps Days
-
21-22: VoxxedDays Frontend Bucharest - Bucharest (Romania)
-
[Canceled] 25-26: ngVikings - Oslo (Norway)
-
[Canceled] 26-28: GR8Conf & JDK IO - Copenhagen (Denmark)
-
[Postponed in Automn] 26-28: RigaDevDays - Riga (Latvia)
-
[Canceled] 28-29: NewCrafts Paris - Paris (France)
- [Delayed to Automn] 4-5: AlpesCraft - Grenoble (France)
- [Canceled] 4-5: BestOfWeb - Paris (France)
- 6: Flutter Conf Paris - Paris (France)
- 9-12: Craft Conf - Budapest (Hungary)
- [Canceled] 12: DevFest Lille - Lille (France)
- [Virtualized] 18: Cloud Ouest - Nantes (France)
- 15-18: DockerCon - Austin (USA)
- 15-18: O'Reilly Infrastructure and Ops Conference - Santa Clara (USA)
- [Canceled] 18-19: VoxxedDays Luxembourg - Luxembourg
- 23-25: Spark+AI Summit - San Francisco (USA)
- [Virtualized] 27: Hack Commit Push - Paris (France)
- [Virtualized] End of June GopherCon Europe - Berlin (Germany)
- [Canceled] 1: Serverless Days Paris - Paris (France)
- 1-3: Scala Days Berlin - Berlin (Germany)
- [Canceled] 1-3: Devoxx France - Paris (France)
- 1-3: DroidCon Berlin - Berlin (Germany)
- [Canceled] 2-3: Sunny Tech - Montpellier (France)
- 11: GoWayFest - Minsk (Belarus)
- 17-20: Oxidize - Berlin (Germany)
- [Canceled] 19-24: JCrete - Crete (Greece)
- [Virtualized] 23-24: CodeLand Conference
- 19-21: GopherCon UK - London (UK)
- 24-26: Devoxx UK - London (UK)
- 24-29: Foss4G - Alberta (Canada)
- [Canceled] 9-11: KotlinConf - Montreal (Canada)
- 11: JUG Summer Camp - La Rochelle (France)
- 14-17: O'Reilly Strata Data & AI New York - New York (USA)
- 15: VoxxedDays Zurich - Zurich (Switzerland)
- 17-18: DevOps Days Istanbul - Istanbul (Turkey)
- 24-25: DevOps Days London - London (UK)
- 29-30: DevOps Days Prague - Prague (Czech Republic)
- 30: GreenConf.io - Online
- 8-9: Spring I/O - Barcelona (Spain)
- 15: DevopsDays Paris - Paris (France)
- [Canceled] 15-16: DevFest Nantes - Nantes (France)
- [Canceled] 15-16: Volcamp - Clermont-Ferrand (France)
- 15-16: VoxxedDays Thessaloniki - Thessaloniki (Greece)
- 22: Incontro DevOps - Bologna (Italy)
- 16-17: RustLab - Firenze (Italy)
- [Virtualized] 19-22: EclipseCon 2020 - Ludwigsburg (Germany)
- 26-30: Le Halloween des Speakers 2020 - Online
- 27-29: SRECon - Amsterdam (Netherlands)
- 27-29: European Cloud Conference - Nice (France)
- [Canceled] 30: BDX I/O - Bordeaux (France)
- 30: SoCraTes - Uchaux (France)
- 3-5: DevoxxMA - Agadir (Morocco)
- 4: Kubernetes Community Day - Paris (France)
- [Canceled] 5-6: DevFest Toulouse - Toulouse (France)
- 5-7: DevoxxUkraine - Kyiv (Ukraine)
- 16-19: O'Reilly Infrastructure and Ops Conference - Berlin (Germany)
- 19: Codeurs en Seine - Rouen (France)
- [Virtualized] 19: Cloud Nord - Lille (France)
- 27-28: DroidCon Turin - Turin (Italy)