I've made a large number of changes to the english base localisation. Those interested in replicating these changes across to other languages can use the following as a guide:
The general idea is to standardise all options menu entries to not use title case. In other words, only the first letter should be capital (except for special terms etc.). I also removed all prefixing verbs where not actually necessary (enable, show, etc.)
Options_Audio_Offset
Universal Audio Offset
Offset Adjustment
Options_Audio_OffsetWizard
Run Offset Wizard
Offset wizard
Options_ForceFolderPermissions
Force Folder Permissions
Repair folder permissions
Options_Graphics_Combo
Combo Bursts
Combo bursts
Options_Graphics_ResolutionBorderless
(Borderless)
(borderless)
Options_Graphics_Fire
Combo Fire
Combo fire
Options_Graphics_FpsCounter
Show FPS Counter
Show FPS counter
Options_Graphics_FrameLimiter
Frame Limiter:
Frame limiter:
Options_Graphics_Fullscreen
Fullscreen Mode
Full-screen mode
Options_Graphics_HitLighting
Hit Lighting
Hit lighting
Options_Graphics_Fullscreen_Tooltip
Tick this option to enable fullscreen mode and let osu! use the entire screen space.\nMay reduce latency if you are experiencing any.
Switches to dedicated full-screen mode. Should help decrease latency in Windows 7+.
Options_Graphics_Progress
Progress Bar Position:
Progress display:
Options_Graphics_ScreenResolution
Screen Resolution
Layout
Options_Graphics_Screenshot
Screenshot Format:
Screenshot format:
Options_Graphics_SelectLanguage
Select Language:
Select language:
Options_Graphics_SelectResolution
Select Resolution:
Resolution:
Options_Graphics_Shader
Shader Effects
Shaders
Options_Graphics_Snaking
Snaking Sliders
Snaking sliders
Options_Graphics_Softening
Softening Filter
Softening filter
Options_Graphics_Softening_Tooltip
Enables application of a softening filter. Some people like this, others hate it
Adds a softening touch to visuals game-wide. Some people like this, others hate it
Options_Graphics_Video
Background Video
Background video
Options_Input_KeyBindings
Key Bindings
Change keyboard bindings
Options_Input_MouseSensitivity
Mouse Sensitivity
Sensitivity
Options_Input_Tablet
Enable OS TabletPC support
OS TabletPC support
Options_Input_Wii
Enable Wiimote/TaTaCon Drum support
Wiimote/TaTaCon Drum support
Options_Online_ShowChatTicker
Show chat ticker
Chat ticker
Options_Online_ShowSpectators
Show a list of spectators during gameplay
Show spectators
Options_Online_LogPrivateMessages
Automatically log private messages
Log private messages
Options_SkinSelect
Select Skin
Current skin:
Options_Input_Joystick
Enable joystick support
Joystick support
FunSpoiler_BackgroundDim
Background Dim:
Background dim:
Option_Graphics_ShowUnicode
Prefer non-English metadata
Prefer metadata in original language
OptionsOffsetWizard_UniversalOffset
Universal Offset:
Universal offset:
Options_Input_CursorRipples
Show cursor ripples
Cursor ripples
Options_Input_RawInput
Use Raw Input
Raw input
Options_Input_RawInputPoll
Use Raw Input (Polling Rate: {0} Latency: {1})
Raw input (reports: {0}/sec latency: {1})
Options_Menu_Snow
Show snow visualisation
Snow
Options_Menu_ShowTips
Show menu tips
Menu tips
OptionsManiaBindingWizard_KeyConfig
Key Config
Key configuration
Options_ReleaseStream
Release Stream:
Release stream:
Options_ReleaseStrategy_CuttingEdge
Cutting Edge
Cutting Edge (Experimental)
Options_Editor_Video
Background Video
Background video
Options_Editor_DefaultSkin
Use default skin
Always use default skin
Options_SongSelect_Thumbnails
Show Thumbnails
Show thumbnails
Options_CursorSize
Cursor Size:
Cursor size:
Options_OpenSkinFolder
Open Skin Folder
Open current skin folder
Options_Menu_Voice
Play interface voices
Interface voices
Options_Menu_Music
Use osu! music theme
osu! music theme
Options_Menu_Music_Tooltip
osu! will play themed music throughout the game, rather than using random beatmaps.
osu! will play themed music throughout the game, instead of using random beatmaps.
Options_AutomaticCursorSizing
Automatic Cursor Sizing
Automatic cursor size
Options_Menu_Parallax
Parallax effect
Parallax
The general idea is to standardise all options menu entries to not use title case. In other words, only the first letter should be capital (except for special terms etc.). I also removed all prefixing verbs where not actually necessary (enable, show, etc.)
Options_Audio_Offset
Universal Audio Offset
Offset Adjustment
Options_Audio_OffsetWizard
Run Offset Wizard
Offset wizard
Options_ForceFolderPermissions
Force Folder Permissions
Repair folder permissions
Options_Graphics_Combo
Combo Bursts
Combo bursts
Options_Graphics_ResolutionBorderless
(Borderless)
(borderless)
Options_Graphics_Fire
Combo Fire
Combo fire
Options_Graphics_FpsCounter
Show FPS Counter
Show FPS counter
Options_Graphics_FrameLimiter
Frame Limiter:
Frame limiter:
Options_Graphics_Fullscreen
Fullscreen Mode
Full-screen mode
Options_Graphics_HitLighting
Hit Lighting
Hit lighting
Options_Graphics_Fullscreen_Tooltip
Tick this option to enable fullscreen mode and let osu! use the entire screen space.\nMay reduce latency if you are experiencing any.
Switches to dedicated full-screen mode. Should help decrease latency in Windows 7+.
Options_Graphics_Progress
Progress Bar Position:
Progress display:
Options_Graphics_ScreenResolution
Screen Resolution
Layout
Options_Graphics_Screenshot
Screenshot Format:
Screenshot format:
Options_Graphics_SelectLanguage
Select Language:
Select language:
Options_Graphics_SelectResolution
Select Resolution:
Resolution:
Options_Graphics_Shader
Shader Effects
Shaders
Options_Graphics_Snaking
Snaking Sliders
Snaking sliders
Options_Graphics_Softening
Softening Filter
Softening filter
Options_Graphics_Softening_Tooltip
Enables application of a softening filter. Some people like this, others hate it

Adds a softening touch to visuals game-wide. Some people like this, others hate it

Options_Graphics_Video
Background Video
Background video
Options_Input_KeyBindings
Key Bindings
Change keyboard bindings
Options_Input_MouseSensitivity
Mouse Sensitivity
Sensitivity
Options_Input_Tablet
Enable OS TabletPC support
OS TabletPC support
Options_Input_Wii
Enable Wiimote/TaTaCon Drum support
Wiimote/TaTaCon Drum support
Options_Online_ShowChatTicker
Show chat ticker
Chat ticker
Options_Online_ShowSpectators
Show a list of spectators during gameplay
Show spectators
Options_Online_LogPrivateMessages
Automatically log private messages
Log private messages
Options_SkinSelect
Select Skin
Current skin:
Options_Input_Joystick
Enable joystick support
Joystick support
FunSpoiler_BackgroundDim
Background Dim:
Background dim:
Option_Graphics_ShowUnicode
Prefer non-English metadata
Prefer metadata in original language
OptionsOffsetWizard_UniversalOffset
Universal Offset:
Universal offset:
Options_Input_CursorRipples
Show cursor ripples
Cursor ripples
Options_Input_RawInput
Use Raw Input
Raw input
Options_Input_RawInputPoll
Use Raw Input (Polling Rate: {0} Latency: {1})
Raw input (reports: {0}/sec latency: {1})
Options_Menu_Snow
Show snow visualisation
Snow
Options_Menu_ShowTips
Show menu tips
Menu tips
OptionsManiaBindingWizard_KeyConfig
Key Config
Key configuration
Options_ReleaseStream
Release Stream:
Release stream:
Options_ReleaseStrategy_CuttingEdge
Cutting Edge
Cutting Edge (Experimental)
Options_Editor_Video
Background Video
Background video
Options_Editor_DefaultSkin
Use default skin
Always use default skin
Options_SongSelect_Thumbnails
Show Thumbnails
Show thumbnails
Options_CursorSize
Cursor Size:
Cursor size:
Options_OpenSkinFolder
Open Skin Folder
Open current skin folder
Options_Menu_Voice
Play interface voices
Interface voices
Options_Menu_Music
Use osu! music theme
osu! music theme
Options_Menu_Music_Tooltip
osu! will play themed music throughout the game, rather than using random beatmaps.
osu! will play themed music throughout the game, instead of using random beatmaps.
Options_AutomaticCursorSizing
Automatic Cursor Sizing
Automatic cursor size
Options_Menu_Parallax
Parallax effect
Parallax