Yearly or infrequent events

• WikiProject Louisville's Derby 150 article development and backlog drive. Help WikiProject Louisville celebrate the 150th running of the Kentucky Derby by joining our article development and backlog drive taking place during the period of the Kentucky Derby Festival, April 20 – May 5, 2024. The purpose of this drive is to improve a corner of the Wikipedia related to and timed for this special rare anniversary.

Monthly or continuous events

• Monthly contest, WikiProject Military history. The contest department of the Military history WikiProject aims to motivate increased quality in military history articles by offering a form of friendly competition for project members making improvements to them. The primary contest available is a simple rolling competition that awards points for improving articles. The contest runs from the first to last day of each month.
• Guild of Copy Editors' editing blitz. The April 2024 editing blitz is a one-week-long effort by the Guild of Copy Editors to reduce its backlog. The themes are: all articles on the GOCE Requests page, and articles on the January 2023 and February 2023 backlog. It will begin on 14 April, 00:00 (UTC), and end on 20 April, 23:59 (UTC).
• Wikipedia:WikiProject Women in Red 2023 Events: WP:WIR/EVENTS - updated monthly
• The 100,000 Challenge. The quest to bring about 100,000 article improvements and creations globally through a series of 50,000/10,000/1000 Challenges for different regions and countries. This is a loose challenge, a list will not be maintained here, but the components will function independently on each of the subpages. Will be updated every week or two.
  • The 50,000 Destubbing Challenge is a long term challenge to destub 50,000 articles on English Wikipedia for every country and topic. It may take decades to accomplish, it may take ten years, it all depends on how many people actively contribute.