1.Steam2.GOG.com3.itch.io4.HumbleBundle5.Kongregate6.Newgrounds7.Pogo8.Miniclip9.AddictingGames10.ArmorGames11.BigFishGames12.Gamejolt13.Y814.BGG(BoardGameGeek)15.IGN16.GameSpot17.GameFAQs18.Rock,Pape
1. Steam
2. GOG.com
3. itch.io
4. Humble Bundle
5. Kongregate
6. Newgrounds
7. Pogo
8. Miniclip
9. Addicting Games
10. Armor Games
11. Big Fish Games
12. Gamejolt
13. Y8
14. BGG (Board Game Geek)
15. IGN
16. GameSpot
17. GameFAQs
18. Rock, Paper, Shotgun
19. Eurogamer
20. PC Gamer
21. Polygon
22. GamesRadar+
23. Giant Bomb
24. Destructoid
25. Game Revolution
26. GamesIndustry.biz
27. GamesIndustry.jp
28. Green Man Gaming
29. Gamefly
30. Origin
31. UPlay
32. Battle.net
33. Square Enix Store
34. Capcom Store
35. Bethesda Store
36. Epic Games Store
37. Indie Gala
38. Fanatical
39. GamesDeal
40. SCDKey
41. CDKeys
42. GamersGate
43. Play-Asia
44. Razer Game Store
45. IndieGameStand
46. Indie Game Bundles
47. CheapShark
48. IsThereAnyDeal
49. GameDealsReddit
50. Metacritic
51. OpenCritic
52. SteamDB
53. HowLongToBeat
54. GameRankings
55. GameTrailers
56. Twitch
57. YouTube Gaming
58. Speedrun.com
59. RetroArch
60. The Internet Arcade
61. Abandonia
62. Emuparadise
63. CoolROM
64. DosBox
65. OldGamesDownload
66. My Abandonware
67. FreeGameEmpire
68. GOG.com Community
69. Steam Community
70. Reddit's /r/gaming
71. Reddit's /r/pcgaming
72. Reddit's /r/IndieGaming
73. Reddit's /r/GameDeals
74. Reddit's /r/GameDev
75. Reddit's /r/retrogaming
76. Reddit's /r/speedrun
77. Reddit's /r/gamedevclassifieds
78. Reddit's /r/letsplay
79. Reddit's /r/truegaming
80. Reddit's /r/gamingnews
81. Steam Workshop
82. Nexus Mods
83. Mod DB
84. GameBanana
85. CheatCC
86. Game Revolution's Cheat Codes
87. IGN's Cheat Code Central
88. GameFAQs' Game Shark Codes
89. Steam Charts
90. GameFaqs' Top 100 games of all time
91. IGN's Top 100 games of all time
92. Metacritic's top scoring games of all time
93. Speedrun.com's leaderboards
94. Games Done Quick
95. The International e-Sports Federation (IeSF)
96. Dreamhack
97. Evolution Championship Series (Evo)
98. Electronic Sports League (ESL)
99. Major League Gaming (MLG)
100. Twitch.tv Game Directory