Free Speculative Fiction Online 
(Asimov's, July 2006)
Isfdb: 
(Strange Horizons, February 2002).
Greg van Eekhout: Robots and Falling Hearts
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(Jackhammer, March 2000).
(Strange Horizons, December 2000).
(Twilight Showcase, March 2002). Alternate link.
(Realms of Fantasy, February 2003) Isfdb:
(Realms of Fantasy, April 2003) Isfdb:
(Strange Horizons, October 2003)
(Polyphony #4, 2004)
(Third Alternative #37, Spring 2004) Isfdb:
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(Asimov's, August 2005) Isfdb:
(Twenty Epics Anthology, 2006).
Heather Shaw: The Christmas Mummy (Tropism Press, 2006)
Michael Jasper & Greg van Eekhout: Gillian Underground
(Polyphony #5, 2006)
(Diet Soap Magazine, 2007)
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(Polyphony #6, 2007)
(Strange Horizons, June 2007). Isfdb:
(Realms of Fantasy, August 2007) Isfdb:
(Clarkesworld #16, January 2008)
(Lone Star Stories #25, February 2008)
(Futurismic, April 2009).
(Interzone #222, June 2009) Isfdb:
(Strange Horizons, June 2009).
(Tor.com, September 2009)
(Podcastle, December 2009)
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(Those Who Fight Monsters Anthology, 2011)
(Escape Pod, January 2011).
(Escape Pod, July 2011).
(Fantasy Magazine, October 2011). 
Isfdb:
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Heather Shaw: The Ghost of Christmas Possible (Podcastle, December 2011)
(Witches Anthology, 2012)
(Faultline, June 2012)
Heather Shaw: Postapocalypsemas (Drabblecast, December 2012).
Heather Shaw: Catching the Spirit (Podcastle, December 2012)
(Unidentified Funny Objects Anthology #2, 2013)
(Antiquities and Tangibles Collection, 2013)
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Heather Shaw: Seasonal Disorder (Podcastle, December 2013)
(Nightmare Magazine #16, January 2014) Isfdb:
Heather Shaw: Elf Employment (Podcastle, December 2014)
(Patreon.com, 2015)
(Patreon.com, 2015)
(Patreon.com, 2015)
Heather Shaw: Winter Jinni (Podcastle, December 2015)
(Lightspeed, May 2016) Isfdb:
(Uncanny Magazine #12, September 2016) Isfdb:
Heather Shaw: It’s a Wonderful Carol (Podcastle, December 2016)
(Patreon.com, 2017)
(Patreon.com, June 2017)
Nick Mamatas: The Dude Who Collected Lovecraft (Apex Magazine #102, November 2017) Isfdb:
Heather Shaw: The Christmas Abomination from Beyond the Back of the Stars (Podcastle, December 2017)
(Drabblecast, December 2018)
(Podcastle, December 2018)
(Miracles & Marvels Collection, 2019)
(Uncanny Magazine #29, July 2019) Isfdb:
Heather Shaw & River Shaw: River’s Giving (Podcastle, December 2019)
(Escape Pod Anthology, 2020)
(Drabblecast, January 2020)
(Patreon.com, March 2020)
(Drabblecast, May 2020)
Heather Shaw: The Cursed Noel (Podcastle, December 2020)
(Drabblecast, January 2021)
(Drabblecast, December 2021)
(Drabblecast, August 2022)
Heather Shaw: Lockdown Around the Christmas Tree (Podcastle, December 2022)
Heather Shaw: Skipping Christmas (Podcastle, December 2023)