Potterfests

Fest Name: Black Brothers Fest 2025-2026
Links: Tumblr | Discord | AO3 | Rules | Claiming
Type of Challenge: Anonymous prompt fest
Description: A fest exploring the relationship between the Black brothers, Sirius and Regulus. Claiming is open till December 31.
Ratings Restrictions: All ratings allowed
Length Restrictions:
Fic: Minimum 1,000 words; no maximum
Art: Minimum clean lineart or coloured sketch of one character (bust-up) on unlined paper (or digital equivalent)
Podfic: Minimum 10 minutes of podding a previously written work or minimum 500 words of written fic with an accompanying podfic of the same fic
Timeline:
Tagset Nominations & Prompting Open: November 15
Claiming Opens: November 30
Nominations and Prompting Close: December 15
Claiming Closes: December 31
Works Due: February 28, 11:59 PM EDT
Works Revealed: starting April 1
Creators Revealed: two weeks after all works go live.

Fest Name: Jegulus Reverse Bang Round 2
Links: Tumblr | Rules | FAQ | Artist Info | Author Info | Writer Sign-up
Type of Challenge:
Description: A James/Regulus reverse bang. Artists will create two pieces of artwork, and writers will claim an artwork and write a fic inspired by the artwork. Writer sign-up is open till November 30.
Ratings Restrictions: All ratings allowed
Length Restrictions:
Art: At least 2 completed piece of digital or traditional art
Moodboard: Include a minimum of 9 different images, and they must be edited in some way
Fic: Minimum 5000 words; no maximum
Timeline:
Artist Sign-Ups: October 1st-31st
Author Sign-Ups: November 1st-30th
Art Draft Due: November 25th
Claiming: December 5th-10th
Claims/Pairings Announced: December 15th-20th
Check-In #1: December 25th-January 1st
Check-In #2: February 5th-10th
Check-In #3: March 10th-15th
Fics/Art Due: April 20th-22nd
Posting Begins: April 25th and on

Fest Name: R.A.B. Fest 2025
Links: Tumblr | AO3 | Rules | Claiming
Type of Challenge: Anonymous prompt fest
Description: A Regulus-centric fest. Prompting is open till May 30. Claiming is open till May 31.
Ratings Restrictions: All ratings allowed
Length Restrictions:
Fic: Minimum 1,000 words; no maximum
Art: Minimum a clean lineart or coloured sketch of one character on unlined paper (or digital equivalent)
Podfic: Minimum 10 minutes of podding of a previously written work, or 500 words of newly written fic with an accompanying podfic of the same fic
Timeline:
Nominations Open: April 1
Prompting Opens: April 15
Claiming Opens: May 1
Nominations and Prompting Close: May 30
Claiming Closes: May 31
Works Due: July 31
Works Posting: Starting August 1

Fest Name: Jeg Big Bang 2025
Links: Tumblr | AO3 | Rules | FAQ | Schedule | Sign-up
Type of Challenge: Anonymous big bang
Description: A James/Regulus fest where writers will write a fic, and artists will claim one of the fics and create art for it. Sign-ups for author and beta are open till April 30. Sign-up for artist is open till July 13.
Ratings Restrictions: All ratings allowed
Length Restrictions:
Fic: Minimum 20k words; no maximum
Art: At least one original art piece and one banner art per fic
Timeline:
Sign-up Opens: March 15
Author & Beta Sign-up Closes: April 30
Author & Beta Pairings: May 10
70% Checkpoint: June 30
Artist Sign-up Closes: July 13
First Draft Due: July 31
Artist Claiming: August 7
Author & Artist Pairings Sent: August 14
Final Draft Due: August 31
Art Due: October 15
Posting Begins: November 3

Fest Name: Moonwater Big Bang 2025
Links: Tumblr | AO3 | Rules | Sign-up
Type of Challenge: Big bang
Description: A Remus/Regulus big bang. Writers will write a minimum 20k fic and be paired with a beta reader. Artists will then claim one of the fics and create artwork based on the fic. Writer and beta sign-ups are open till February 28. Artist sign-up is open till May 20.
Ratings Restrictions: All ratings allowed
Length Restrictions:
Fic: Minimum 20,000 words; no maximum
Art: Minimum 2 pieces of artwork (a banner and one original artwork)
Timeline:
Sign-up opens: January 1
Writer & beta sign-up closes: February 28
Fic descriptions & notable tags due: March 15
Writer/Beta pairings: March 20
Writer 50% checkpoint & summaries due: April 20
Writer 70% checkpoint: May 15
Artist sign-up closes: May 20
Fic concepts available to artists: May 25
Writer first draft due: June 1
Artist claiming: June 10
Writer/artist pairings: June 15
Writer final drafts due: July 31
Artist final pieces due: August 15
Posting starts: September 1

Fest Name: Jegulus Reverse Bang 2024/2025
Links: Tumblr | Overview | Rules | FAQ | Author Sign-up | Beta Reader Sign-up
Type of Challenge: Reverse big bang
Description: A James/Regulus event. The art piece will be created first. Writers will then claim one of the artwork and write a fic based on the artwork. Author sign-up is open till November 30. Beta reader sign-up is also open.
Ratings Restrictions: All ratings allowed
Length Restrictions:
Art: Minimum 1 completed piece of art. Moodboards must be a minimum of 9 images. Acceptable art medium includes traditional art, digital art and moodboards.
Fic: Minimum 5000 words; no maximum
Timeline:
Artist Sign-ups: November 1 - 15
Author Sign-ups: November 15 - 30
Artist Check-in: December 5
Art Submission Due: December 14
Art Preview: December 16
Art Claiming: December 18 - 22
Pairings Announced: December 26
Check-In #1: January 1 - 5 (to make sure you have reached out to your partner)
Check-In #2: February 10 - 15 (Asking to be around 30% done)
Check-In #3: March 6 - 10
Fics/Art Due: April 7 - April 10
Posting Begins: April 15

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: 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: Moonwater Fest 2024
Links: Tumblr | AO3 | Claiming a Prompt
Type of Challenge: Anonymous prompt fest
Description: A Remus/Regulus prompt fest. Claiming is open till November 1. Each prompt can be claimed by multiple people.
Ratings Restrictions: All ratings allowed
Length Restrictions:
Fic: None?
Art: None
Podfic: None?
Timeline:
Prompting: August 1 - August 31
Claiming: August 15 - November 1
Submissions due: November 1
Uploading starts: November 3
Creator reveals: December TBD

Black Brothers Fest, an anonymous prompt fest featuring Sirius and Regulus, has extended prompting and claiming end date. For more information, see here.

Links: Tumblr | AO3 & Rules | Prompting Post | Claiming

Timeline:
Prompting: June 25 - August 7 *EXTENDED*
Claiming: July 1 - August 31 *EXTENDED*
Works Due: August 31, 11:59 PM EDT
Works Revealed: starting September 1
Creators Revealed: one week after all works go live.