Fest Name: HP Halloween 2025 Mini Challenge
Origin: Hosted by hp_halloween
Links: Announcement & Prompts
Type of Challenge: Prompt challenge
Description: Write a double drabble (200 words) inspired by one of the Halloween prompts provided. Post your double drabble as a comment in this post.
Ratings Restrictions: All ratings allowed
Length Restrictions: 200 words

Fest Name: HP Saffics Summer Exchange 2025
Links: Tumblr | Discord | Announcement
Type of Challenge: Gift exchange
Description: For HP Saffics Discord members only. A HP femslash double drabble (200 words) exchange. Sign-up is open till June 10.
Ratings Restrictions: All ratings allowed
Length Restrictions: 200 words
Timeline:
Sign-ups: May 28-Jun 10
Drabbles due: Jul 20
Gift posting & Creator reveals: Jul 25
Treat posting: Jul 30

Fest Name: The Drarry100 Christmas Challenge
Origin: dracoharry100 | dracoharry100
Links: Rules & Prompts on Dreamwidth and Livejournal
Type of Challenge: Prompt challenge
Description: A Draco/Harry Christmas prompt challenge. Fic and art are welcome. The challenge will run from December 1 to December 31.
Ratings Restrictions: All ratings allowed
Length Restrictions: None; you don't have to keep to 100 words
Timeline: December 1 - 31

Fest Name: HP Halloween 2024
Links: Dreamwidth | Livejournal | AO3 | Rules | Requests | Sign-up on AO3
Type of Challenge: Anonymous gift exchange
Description: A HP Halloween double-drabble exchange running on AO3. Each gift must be 200 words exactly in length. The drabbles should revolve around Halloween, autumn and/or spooky scenarios. You can also write for prompts/people you weren't assigned. Even if you didn't sign up, you can still post treats for prompts/people you want to write for. Sign-up is open till October 17.
Ratings Restrictions: All ratings allowed
Length Restrictions: 200 words exactly according to AO3 word count
Timeline:
Sign-up on AO3: October 13 - October 17
Assignments due: October 25
Asking for pinch-hitter: October 27
Pinch-hitter assignments due: October 30
Works Revealed: October 31
You can repost your works elsewhere after November 3.

Fest Name: Wolfstar Kinktober 2024
Links: Tumblr | AO3 | Prompts
Type of Challenge: Prompt challenge
Description: A Remus/Sirius prompt challenge with kinks as prompts. The event will run from October 1 to October 31.
Ratings Restrictions: All ratings allowed
Length Restrictions: None
Timeline: October 1 - October 31

Fest Name: HP Saffics Summer Exchange 2024
Origin: HP Saffics Discord (Tumblr | Discord)
Links: Announcement
Type of Challenge: Anonymous gift exchange
Description: A HP femslash double drabble exchange hosted by HP Saffics Discord. For Discord server members only. Sign-up is open till June 10.
Ratings Restrictions: All ratings allowed
Length Restrictions: 200 words exactly
Timeline:
Sign-up: May 25 - June 10
Drabbles due: July 20
Gift posting (anon): July 22
Authors reveal: July 28
Treat posting (non-anon): July 29

Fest Name: Microfic May 2024
Links: Tumblr | AO3 | Rules & Prompts | FAQ
Type of Challenge: Daily prompt challenge
Description: A HP microfic prompt challenge for the month of May. This will be their third and final year. The challenge runs from May 1 to May 31.
Ratings Restrictions: All ratings allowed
Length Restrictions: A microfic is defined as 50 words or less, but this challenge accepts works of all length.
Timeline:
Prompts posted: April 1
Challenge runs from: May 1 - May 31

Fest Name: HP Animagi Week 2024
Links: Tumblr | AO3 & Rules | Prompts
Type of Challenge: Prompt challenge week
Description: A week-long HP prompt challenge focusing on animagus. The event will run from April 8 to April 14.
Ratings Restrictions: All ratings allowed
Length Restrictions: Minimum 100 words. No maximum. Also welcomes artworks. AI content not allowed.
Timeline:
Prompts revealed: January 8
Event starts: April 8
Event ends: April 14
AO3 Collection will close on: April 18

Fest Name: SSHG Feels Trip Fest 2024
Links: Announcement | AO3 & Rules | Submit a Prompt (require AO3 sign-in)
Type of Challenge: Prompt fest
Description: A drabble and art Severus/Hermione fest inspired by emotions. Prompting is open; each prompt can be claimed multiple times. Works are due on May 31.
Ratings Restrictions: All ratings allowed
Length Restrictions: 100 words. A multiple drabble work and artwork are also welcome.
Timeline:
Prompting opens: March 21
Works due: May 31 at the end of the day (your time zone)

Fest Name: Snarry Microfic Fest 2024
Links: Tumblr | AO3 | Rules & April Prompts
Type of Challenge: Daily prompt challenge
Description: A daily prompt challenge for the pairing of Severus and Harry. The challenge will begin in April
Ratings Restrictions: All ratings allowed
Length Restrictions: Minimum 50 words; no maximum