Potterfests

Fest Name: Jegulus Week 2025
Links: Tumblr | AO3 | Prompts & Rules
Type of Challenge: Prompt challenge
Description: A James/Regulus prompt challenge. Welcomes any type of medium. The event will run from March 27 to April 2
Ratings Restrictions: All ratings allowed
Length Restrictions: None
Timeline: March 27 - April 2

Fest Name: Jilypad Bingo
Links: Tumblr | AO3 | Rules & Link to Sign-up Form
Type of Challenge: Bingo challenge
Description: A bingo event featuring the ship James/Lily/Sirius. Any medium is welcome; AI-generated works are not allowed. Sign-up to request for a bingo card. Sign-up is open till February 9.
Ratings Restrictions: All ratings allowed
Length Restrictions: None?
Timeline:
Sign-up: January 22 - February 9
Cards will be sent out on: February 10
Last day for posting: May 31

Fest Name: Starchaser Week 2024
Links: Tumblr | Carrd | Guidelines | Rules | Prompts
Type of Challenge: Prompt challenge
Description: A December challenge featuring the pairing James/Regulus. The event will run from December 16 to December 22.
Ratings Restrictions: All ratings allowed
Length Restrictions: None. Any medium of any length is welcome.
Timeline:
Fest announced: August 8
Fest will run from: December 16 - 22

It's the beginning of December. Below is a list of December/winter holiday prompt challenges and gifting events taking place throughout the month of December (that I know of).

25 Days of Draco and Harry 2024
Links: Dreamwidth | Livejournal | Tumblr | AO3 | Rules
Note: A Draco/Harry December prompt challenge. Prompts are posted daily if you are participating in the traditional method.
Timeline: December 1 - December 25

The Drarry100 Christmas Challenge 2024
Links: DW | LJ | Rules & Prompts
Note: A Draco/Harry December prompt challenge hosted by dracoharry100 community.
Timeline: December 1 - December 31

Dead in December: A HP Dead Dove Writing Fest
Links: Tumblr | AO3 & Rules | Prompts
Note: Focuses on dark fics in the HP universe.
Timeline: December 1 - January 7

Harry Potter Rec Fest 2024
Links: DW | Tumblr | Announcement | Rules | Prompts
Note: A reccing fest celebrating Harry Potter works.
Timeline: December 1 - December 31

HP Yuletide Bliss 2024
Links: Tumblr | AO3 | Rules & Timeline | Prompts
Note: Open to all HP characters and pairings. Prompts are inspired by Christmas songs and song titles.
Timeline: December 1 - December 31

( Multi-fandom under the cut. )

Fest Name: New Year's Countdown 2024
Links: Dreamwidth | Livejournal | AO3 | Rules | Sign-up on DW | Sign-up on LJ
Type of Challenge: Prompt challenge
Description: A multi-fandom December prompt challenge focusing on the end of the year, such as a winter theme or a holiday theme. You can create your list of prompts with the prompts provided; you can also request for the mod to create a prompt list for you. Sign-up is open till November 30.
Ratings Restrictions: All ratings allowed
Length Restrictions: None. Accept any medium, both original and fanwork.
Timeline:
Sign-up: November 1 - November 30
Posting opens: December 1
Posting soft close: December 25
Posting hard close: December 31

Fest Name: Wolfstar ComfortFest 2024
Links: Tumblr | Twitter | AO3 | Overview & Prompts
Type of Challenge: Prompt challenge
Description: A Remus/Sirius fluff and comfort prompt challenge. Any medium of any length is welcome. The fest will run from October 1 to December 31.
Ratings Restrictions: All ratings allowed
Length Restrictions: None
Timeline: October 1 - December 31

Fest Name: HP Flowers 2024 Autumn Mini Round
Links: Tumblr | AO3 | Rules | FAQ | Prompts
Type of Challenge: Prompt challenge
Description: A HP October prompt challenge focusing on flower and plant language. Any medium is welcome. AI-generated content is not allowed. You may use the new prompts and any of the old prompts from previous rounds. The fest will run from October 1 to October 31.
Ratings Restrictions: All ratings allowed
Length Restrictions:
Fic: Minimum 50 words, no maximum. Welcomes microfics, poetry, drabbles, one-shots and multi-chaptered works
Art: Can be any medium, such as doodles, drawings, origami, crafts, bookbindings, moodboards, graphics, etc.
Podfic & other transformative works: With original creator's consent
Timeline:
Prompt cards released: September 27
Challenge begins: October 1
Challenge ends: October 31
Masterlist posted: Mid-November

Fest Name: Jegulus Kinktober 2024
Links: Tumblr | Twitter | AO3 | Rules & Prompts
Type of Challenge: Prompt challenge
Description: A James/Regulus kink prompt challenge. The fest will take place from October 1 to October 31.
Ratings Restrictions: All ratings allowed
Length Restrictions: None. Any medium is welcome.
Timeline: October 1 - 31

Fest Name: HP Spooky Saffics 2024
Origin: HP Saffics (Tumblr | Discord)
Links: AO3 | Prompts & Rules
Type of Challenge: Prompt challenge
Description: A HP femslash October prompt challenge hosted by HP Saffics. The event will run throughout the month of October. You don't have to be a member of HP Saffics Discord to participate.
Ratings Restrictions: All ratings allowed
Length Restrictions: None. Any medium is welcome, including but not limited to fic, art, podfic, craft, moodboard, meta, rec list, etc.
Timeline:
Fest & Prompts Announced: September 16
Event will run from: October 1 - October 31

Fest Name: H/D Owlpost Fest 2024
Links: Livejournal | Dreamwidth | Tumblr | AO3 | Fest Rules | Sign-up Post
Type of Challenge: Anonymous exchange
Description: A Harry/Draco gift exchange. Any medium is welcome. Sign-up is open till September 13
Ratings Restrictions: All ratings allowed
Length Restrictions: None. Acceptable gifts include fics, ficlets, craft gifts, drabbles, art works, gif sets, story banners, manips, vids, podfics, podfic cover art, beta readings, squeeful and/or in-depth comments, meta, icons, poems, recipes, playlists, playmobile tableaux, cookies or other baked goods, etc.
Timeline:
Sign-ups: August 30 - September 13
Gift Assignments sent out: by September 25
Assignment Reminders sent out: October 27
Submission Date of Gifts to the Owlery: November 22
Call for Pinch-hitters: December 1
Owlpost Gift Delivery: December 1 - 31 (or until we run out of gifts)
Late gifts are accepted until: December 22 (all gifts arriving at the Owlery after this date will be gifted to the pinch-hitters)
Reveal of Gift Makers: January 12, 2025