Friday 1 May
4 releases
- Anchorhead PCMichael Gentry
- Forsaken PCProbe Entertainment
- Of Light and Darkness: The Prophecy PC
- White Album PCLeaf
Saturday 2 May
1 release
- GothicDM 2 PC
Sunday 3 May
1 release
- Vinceworld PCVince Collins
Sunday 10 May
2 releases
- Sanatorium PCDreamForge Intertainment
- Tetris 2 + BomBliss LT PCBullet-Proof Software
Tuesday 12 May
1 release
- Microsoft Golf 1998 Edition PCFriendly Software
Monday 18 May
1 release
- Legal Crime PCByte Enchanters
Wednesday 20 May
1 release
- Godzilla Online PCMythic Entertainment
Friday 22 May
4 releases
- Warcraft Adventures: Lord of the Clans PCBlizzard Entertainment
- Spec Ops: Rangers Lead the Way PCZombie Studios
- Unreal PCDigital Extremes
- Vantage Master PCNihon Falcom
Sunday 24 May
2 releases
- Castrol Honda Superbike World Champions PC
- Claw PCMonolith Productions
Sunday 31 May
9 releases
- Beast Wars: Transformers PCSCE Cambridge Studio
- CyberStorm 2: Corporate Wars PCDynamix
- Fox Sports Golf '99 PCGremlin Interactive
- Icarus: Sanctuary of the Gods PCKRGsoft
- Norm Koger's: The Operational Art of War vol. 1 - 1939-1955 PCTalonSoft
- Quake II Mission Pack: The Reckoning PCXatrix Entertainment
- Star Wars: TIE Fighter PCTotally Games
- The X-Files Game PCHyperBole Studios
- Tribal Rage PC
Dates come from IGDB and move when publishers change them. Following counts are IGDB followers.