Adventures
B0.5 Secrets of the Unknown - Unofficial add-on for the classic Basic module B1. PWYW
B1 Legacy of the Unknown - This is an unofficial sequel to the classic Basic module B1 (and seemingly for 1e, though the original B1 was for Holmes...) $5, 72 pages
B2.5 Blizzard on the Borderland - Unofficial add on to the classic Basic module B2. $1 and 16 pages.
C0.5 Ghosts of the Hidden Shrine - Unofficial add-on for the classic 1e module C1. PWYW
C1 The Circle of Fire - Fire ants are swarming and the PCs must escape somehow or other, and despite being 4th to 6th level, they can't fly over them. $4, 44 pages.
D5 The Darkest Pit - Some demons are imprisoned in a silver mine and the PCs (7th to 9th) just kill them. Apparently only one level of the dungeon. PWYW
DB1 The Frozen Star - Seems like a cross between The Terminator and Dragonlance. The PCs must travel back in time to get a weapon to use against dragons. $4, 28 pages.
H1 Six Feet Under - 1e mid level module involving looting a tomb complex. 16 pages, $3
H2 The Witch of Monte Rosa - Module for 1st level characters about a visiting necromancer. 20 pages, $3
I1 Grave of the Green Flame - Solo 1e module, includes extra rules for solo play. 52 pages, $4
I2 Beyond the Black Wall - Sequel to the above and seems to continue the story. $4, 48 pages
I3 Ruins of the Red Moon - Apparently not a sequel to the first Is, but still a solo adventure about exploring ruins in a mountain. $4, 44 pages.
L1 Storm of Tears - Highish level (8th to 11th) module about who will stop the rain. 36 pages, $4.
N0.5 Twisting Trail of the Reptile Cult - Additional unofficial material for the old 1e module N1 Against the Reptile Cult. PWYW and 20 pages.
SC3 Tales from the Dales - Bundle of 4 adventures from Starry Knight. $20
Q1-4 The Screaming Temple and Other Deaths - 4 short adventures for 1e. 56 pagse, $10
T0.5 Cursed Cairn of the Moathouse - Unofficial supplement module for T1. 12 pages, $2
TM1 The Lost Caravan - Originally from a 1e tournament in 1982, this has the PCs (5th to 7th level) looking after a treasure lost 50 years ago. 60 pages, $5
TM2 Storm over Skyreach - This one is from a 1989 con and also for 5th to 7th level characters who must storm missing wizard's keep. $4, 28 pages.
TM3 Raid on the Acaeum - Two part adventure module run at a con in 2012, for 1E. 20 pages, $3.
TM4 Legacy of the Forbidden City - Unofficial sequel to the classic 1e module, for 5th to 7th level characters. $4, 44 pages.
TM6 Felhorde - Another tournament module that seems to take the plot from an old JG module. Basically the PCs (3rd and 4th level) must recover a dragon's hoard or be eaten. 24 pages, $3
V1 The Vampire's Curse - 1e/OSRIC adventure for 3rd to 5th level characters that apparently does not actually involve a vampire. $4, 32 pages.
V5 Palace of the Vampire Queen: Castle Blood - What it sounds like, but for 1st level characters. $4, 20 pages
V6 Palace of the Vampire Queen: Crypts of the Living - . $4, 20 pages.
V11 Dwarven Glory: Curse of the Violators - Expansion for the original module by Wee Warriors. $4, 28 pages.
V12 Dwarven Glory: Thunder in the Deep - Like above. $4, 24 pages.
White Box Quests - Moans of Dead - Strange sounds of moaning are coming from the woods. 1st level adventure. $2, 14 pages.
Rules
Artifacts of the Wastelands - Gizmos for Mutant Future. $1.99, 16 pages.
Mutant Future Bundle - Bunch of books from Skirmisher Publishing, presumably including the above. $14.99
Oldskull Plague Doctors - New class. Curiously, there's a Plague Doctor class in a recent CRPG I've been playing, Fell Seal: Arbiter's Mark. $2.99, 51 pages.
RPPP Misc Medieval Authentic Spells - 10 pages, $2.99
Sepentine Oldskull Serpent Folk - Adding serpent people to OSR games, 41 pages, $2.99
Misc
Nod 35 - John Stater's zine continues with lots of stuff for his games, some new monsters, and a dungeon adventure. $3.99 and 123 pages.