| scale | |
| 1 (Function) | Helm.Graphics2D.Transform |
| 2 (Function) | Helm.Graphics2D |
| ScrollLockKey | Helm.Engine, Helm.Keyboard |
| SDLEngine | |
| 1 (Type/Class) | Helm.Engine.SDL.Engine, Helm.Engine.SDL |
| 2 (Data Constructor) | Helm.Engine.SDL.Engine |
| SDLEngineConfig | |
| 1 (Type/Class) | Helm.Engine.SDL.Engine, Helm.Engine.SDL |
| 2 (Data Constructor) | Helm.Engine.SDL.Engine, Helm.Engine.SDL |
| SDLImage | Helm.Engine.SDL.Asset |
| second | Helm.Time |
| SelectKey | Helm.Engine, Helm.Keyboard |
| SemicolonKey | Helm.Engine, Helm.Keyboard |
| SeparatorKey | Helm.Engine, Helm.Keyboard |
| Shape | Helm.Graphics2D |
| ShapeForm | Helm.Graphics2D |
| ShapeStyle | Helm.Graphics2D |
| SharpJoin | Helm.Graphics2D |
| showText | Helm.Graphics2D.Text |
| size | Helm.Window |
| SKey | Helm.Engine, Helm.Keyboard |
| SlashKey | Helm.Engine, Helm.Keyboard |
| SleepKey | Helm.Engine, Helm.Keyboard |
| SmoothJoin | Helm.Graphics2D |
| Solid | Helm.Graphics2D |
| solid | Helm.Graphics2D |
| SpaceKey | Helm.Engine, Helm.Keyboard |
| square | Helm.Graphics2D |
| startup | Helm.Engine.SDL |
| startupWith | Helm.Engine.SDL |
| StopKey | Helm.Engine, Helm.Keyboard |
| Sub | |
| 1 (Type/Class) | Helm.Engine, Helm.Sub, Helm |
| 2 (Data Constructor) | Helm.Engine, Helm.Sub, Helm |
| subscriptionsFn | Helm.Engine, Helm |
| SysReqKey | Helm.Engine, Helm.Keyboard |