Groups
0-9

- 1997 Collections
- 3-D Ultra Minigolf Series
- 3-D Ultra Pinball series
- 3-D Ultra Radio Control Racers Series
- 3-D Ultra Series
- 3-D Ultra Traintown series
- 3D Deck series
- 3D Landscape series

A

- A-10 Tank Killer Series
- Aces Series
- Adi's series
- Air Force Commander Series
- Aliens vs Predator Series
- Assault Heroes Series

B

- BC's Quest for Tires Series
- Bananas & Jack series
- Baseball Pro Series
- Based on movies, books or other media
- Berlitz Live! series
- Best of Sierra

C

- Caesar Series
- Casino Deluxe series
- City Building Series
- Civil War Generals Series
- Codename series
- Complete Home series
- Conquests Series
- Counter-Strike series
- Crash Bandicoot series
- Custom Home 3D series
- Custom Home series
- Cyberstorm series

D

- Disney series
- Dr. Brain Series
- Driver's Education series

E

- Earthsiege Series
- Ecoquest Series
- Empire Earth Series
- Eragon series
- Expediter series
F

- F.E.A.R. Series
- Fan-made games
- Football Pro Series
- Front Page Sports Series

G

- Gabriel Knight Series
- Geometry Wars series
- Goblins Series
- Gold Rush! Series
- Ground Control Series

H

- Half-Life Series
- Hi-Res Series
- HomeWord
- Homeworld Series
- Hoyle Series

I

- Ice Age series
- Inca Series
- IndyCar Racing series

J

- Jawbreaker series

K

- K.A.A. series
- King's Quest Series
- Krondor Series

L

- Land Designer series
- Laura Bow Series
- Leisure Suit Larry Series
- Lode Runner series
- Lord of the Rings
- Lords Series
- Lords of Magic Series
- Lords of the Realm Series

M

- Manhunter Series
- Mixed-Up series
- Mummy series

N

- Nascar Racing Series
- No One Lives Forever Series

O

- Oil's Well series
- OneWrite Series
- Outpost Series

P

- PGA Championship Golf series
- Phantasmagoria Series
- Pharaoh Series
- Playtoons series
- Police Quest Series
- Power Chess series
- Print Artist series
Q

- Quest for Glory Series

R

- Red Baron series
- Robots

S

- SWAT Series
- Scarface series
- ScreenWriter series
- Shivers Series
- Sierra 15th Anniversary Collections
- Sierra Discovery Series
- Sierra Pro Pilot series
- Sierra's Sneak Peeks
- SierraVenture
- SierraVision
- Space Quest Series
- Spiderwick Chronicles
- Spyro the Dragon series
- Stellar 7 series
- SuperScribe series

T

- Take a Break! series
- Talking Tutor series
- Team Fortress series
- The Dark Crystal series
- The Incredible Machine Series
- Thexder Series
- Tribes Series
- Trophy Bass Series
- Trophy Hunting series

U

- Ultima series
- Ultimate Soccer Manager series
- Unreleased

V

- Van Helsing

W

- Wizard of Id's series
- World in Conflict series

Y

- You Don't Know Jack Series

Z

- Zeus Series