[Sony Xperia S, Acro S, Ion] Bird40:
Requirements:

Official Sony JB 6.2.B.0.211 ROM Pre-Rooted CWM

Both locked & unlocked bootloader

Root

Busybox

Recovery

How to install

Download the DeodexSonyJB_211.zip and save it on SDCARD

Reboot device into recovery

Make sure that the /system partition is unmounted or you'll get error status: 7

Wipe dalvik cache

Flash the DeodexSonyJB_211.zip

Reboot to system

Enjoy!

Download link, mirror1, mirror2 (237.27 MB)

It is not ROM, it is DEODEX for ROM.

This package deodex (convert) odex-files to deodex-files in folders /system/app and /system/framework, and so some of the mod/theme you will need to install again.

List of files in the /system/app/

AccessoryKeyDispatcher.apk

AntHalService.apk

antradioservice.apk

antstatenotifer.apk

ApplicationsProvider.apk

ArtFilterCamera.apk

AudioEffectService.apk

Backup-Restore.apk

Backup-wizard.apk

BackupRestoreConfirmation.apk

BlackTheme.apk

BlackThemeBlueAccent.apk

BlueTheme.apk

Bluetooth.apk

bootinfo.apk

Browser.apk

CalendarProvider.apk

CameraCommon.apk

CameraExtensionPermission.apk

CdfInfoAccessor.apk

CertInstaller.apk

Chrome.apk

ChromeBookmarksSyncAdapter.apk

ClockWidgets.apk

ContactsImport.apk

Conversations.apk

CosmicFlow.apk

CredentialManagerService.apk

CustomizationProvider.apk

CustomizedApplicationInstaller.apk

CustomizedSettings.apk

DefaultCapabilities.apk

DefaultContainerService.apk

device-monitor.apk

DownloadProvider.apk

DownloadProviderUi.apk

DrmDialogs.apk

DrmProvider.apk

enhancedusbux.apk

EventStream.apk

EventStreamPluginFacebook.apk

EventStreamPluginTwitter.apk

Exchange2.apk

ExternalKeyboardJP.apk

facebook.apk

FaceLock.apk

fast-dormancy-wakeup.apk

FBCalendarSync.apk

FBIAppShare.apk

FBMediaDiscovery.apk

FBMusicLike.apk

FBSetupwizard.apk

Galaxy4.apk

GenericApplicationInstaller.apk

GenieWidget.apk

Gmail.apk

GmsCore.apk

GMS_Maps.apk

GoogleBackupTransport.apk

GoogleCalendarSyncAdapter.apk

GoogleContactsSyncAdapter.apk

GoogleFeedback.apk

GoogleLoginService.apk

GoogleLyricsPlugin.apk

GooglePartnerSetup.apk

GoogleServicesFramework.apk

GoogleTTS.apk

GpsSatellitesNotification.apk

GreenTheme.apk

helpapp.apk

HoloSpiralWallpaper.apk

Home.apk

HotspotAdvancedSetting.apk

HTMLViewer.apk

IddAgent.apk

InfiniteView.apk

Initial-boot-setup.apk

InputDevices.apk

KeyChain.apk

LiveWallpapers.apk

LiveWallpapersPicker.apk

livewaremanager.apk

LocalContacts.apk

MagicSmokeWallpapers.apk

MediaProvider.apk

MediaUploader.apk

MemcardTransportService.apk

MusicFX.apk

MusicWidget.apk

NetworkLocation.apk

nfc-handover.apk

Nfc.apk

NoiseField.apk

NoteWidget.apk

OemCryptoReceiver.apk

OMAClientProvisioning.apk

OmaDownload.apk

OmaV1AgentDownloadServices.apk

OneTimeInitializer.apk

OnOffTools.apk

OrangeTheme.apk

PackageInstaller.apk

PartnerBookmarksProvider.apk

PhaseBeam.apk

Phonebook.apk

Phonesky.apk

PhotoSlideshow.apk

PhotoWidget.apk

PicoTts.apk

PinkTheme.apk

PlusOne.apk

PMSservice.apk

PMSserviceTriggerimei.apk

POBoxSknMono.apk

POBoxSknPink.apk

POBoxSknSelector.apk

POBoxSknWood.apk

PostViewer.apk

PowerSaveModule.apk

PrivInit.apk

PSCertifiedSettings.apk

PurpleTheme.apk

qcsemcservice.apk

Radio3.apk

ReadyToRun.apk

RecentCallsWidget.apk

RemoteControlService.apk

retaildemo.apk

SecureClockJava.apk

SemcAlbum.apk

SemcAutoPowerOff.apk

SemcCalculator.apk

SemcCalendar.apk

SemcCamera3D.apk

SemcCameraUI.apk

SemcClock.apk

SemcCnapProvider.apk

SemcContactsProvider.apk

SemcCrashMonitor.apk

SemcDlna.apk

SemcDlnaHandover.apk

SemcEmail.apk

SEMCFacebookProxy.apk

SemcHdmiControlService.apk

SemcMetadataCleanup.apk

SemcMusic.apk

SemcMusicVisualizer.apk

SemcNotes.apk

SemcPhone.apk

SemcPhotoEditor.apk

SemcSettings.apk

SEMCSetupWizard.apk

SemcSimDetection.apk

SemcTelephonyProvider.apk

SemcTvLauncher.apk

SemcUnplugChargerReminder.apk

SemcVideo.apk

SemcWarrantyTime.apk

ServiceMenu.apk

Settings.apk

SettingsProvider.apk

SettingsReset.apk

ShareApplication.apk

SharedStorageBackup.apk

ShutDownAnimation.apk

SimContacts.apk

skin-picker.apk

skin-upholsterer.apk

SmallApp-Calculator.apk

SmallApp-Notes.apk

SmallApp-Recorder.apk

SmallApp-Timer.apk

SmallAppManagerService.apk

SmartcardService.apk

SmartSearch.apk

SocialEngineCore.apk

SocialEngineFacebookPlugin.apk

SocialEngineFacebookShareFrwkPlugin.apk

SocialEnginePicasaPlugin.apk

SocialEngineTwitterShareFrwkPlugin.apk

SocialPane-Apps.apk

SocialPane-FeedWidget.apk

SocialPane-FriendsWidget.apk

SocialPane-StatusWidget.apk

SomcCameraAutoUpload.apk

SomcConnectivityCenter.apk

SomcMusicSlideshow.apk

SomcPhotoAnalyzer.apk

SOMCTwitterAccount.apk

SOMCTwitterSetupWizard.apk

SomcXperiaLink.apk

Sound-Picker.apk

SoundEnhancement.apk

SoundLevelAlert.apk

SoundRecorder.apk

Stk.apk

storefront.apk

Street.apk

SuperStamina.apk

Superuser.apk

SwiqiMasterReset.apk

SystemUI.apk

Tag.apk

Talk.apk

talkback.apk

TaskSwitcher.apk

TetherEntitlementCheck.apk

textinput-tng.apk

TimescapeSpline.apk

TimeService.apk

TwitterPostViewer.apk

UnsupportedHeadsetNotifier.apk

UpdateCenter.apk

usb-mtp-backup-transport.apk

usb-mtp-marlin-wrapper.apk

usb-mtp-update-wrapper.apk

usb-mtp-vendor-extension-service.apk

usbotg.apk

UsbTransportService.apk

UseragentProvider.apk

UserDictionaryProvider.apk

UxpNxtLockScreen.apk

Velvet.apk

VerifyCertificatesDummyAppApplication.apk

VerifyCertificatesDummyAppMedia.apk

VerifyCertificatesDummyAppPlatform.apk

VerifyCertificatesDummyAppShared.apk

VoiceSearchStub.apk

VoipCallLogProvider.apk

VpnDialogs.apk

WallpaperPicker.apk

WapiCustomization.apk

WapPush.apk

WAPPushManager.apk

WeatherWidget.apk

WikipediaPlugin.apk

YouTube.apk

YouTubeKaraokePlugin.apk

YouTubePlugin.apk

List of files in the /system/framework/

am.jar

android.policy.jar

android.test.runner.jar

apache-xml.jar

AsahiSignature.jar

bmgr.jar

bouncycastle.jar

bu.jar

com.android.future.usb.accessory.jar

com.android.location.provider.jar

com.android.nfc_extras.jar

com.dsi.ant.antradio_library.jar

com.google.android.maps.jar

com.google.android.media.effects.jar

com.google.protobuf-2.3.0.jar

com.google.widevine.software.drm.jar

com.playstation.playstationcertified.jar

com.quicinc.cne.jar

com.sony.device.jar

com.sony.smallapp.jar

com.sonyericsson.android.omacp.jar

com.sonyericsson.android.socialphonebook.dynamic.jar

com.sonyericsson.appextensions.jar

com.sonyericsson.audioeffect.jar

com.sonyericsson.autopoweroff.jar

com.sonyericsson.bluetooth.a2dp.jar

com.sonyericsson.cameraextension_impl.jar

com.sonyericsson.colorextraction_impl.jar

com.sonyericsson.dlna.dtcpplayer.jar

com.sonyericsson.dlna.playanywhere.jar

com.sonyericsson.dlna_impl.jar

com.sonyericsson.dtcpctrl_private_impl.jar

com.sonyericsson.dtcpctrl_protected_impl.jar

com.sonyericsson.eventstream.jar

com.sonyericsson.facebook.proxy_1_impl.jar

com.sonyericsson.idd.jar

com.sonyericsson.illumination.jar

com.sonyericsson.media.infinite.extension_1.jar

com.sonyericsson.metadatacleanup.jar

com.sonyericsson.mimetype.jar

com.sonyericsson.musicvisualizer.jar

com.sonyericsson.navigationbar_impl.jar

com.sonyericsson.nfc.handover_impl.jar

com.sonyericsson.privateapis_impl.jar

com.sonyericsson.renren.proxy_impl.jar

com.sonyericsson.smartslider.jar

com.sonyericsson.snp.video_impl.jar

com.sonyericsson.startupflag.jar

com.sonyericsson.sysmon.jar

com.sonyericsson.system.jar

com.sonyericsson.uxp.jar

com.sonyericsson.uxpres.jar

com.sonyericsson.video.jar

com.sonymobile.cameracommon_impl.jar

com.sonymobile.facebook.proxy.api.jar

com.sonymobile.faceeditor.jar

com.sonymobile.media.dashboard.extension.jar

com.sonymobile.mediacontent.jar

com.sonymobile.musicslideshow.jar

com.sonymobile.nfc_impl.jar

com.sonymobile.photoanalyzer.jar

com.sonymobile.playanywhere.jar

com.sonymobile.settings.illumination.jar

content.jar

core-junit.jar

core.jar

ext.jar

framework-res.apk

framework.jar

framework_ext.jar

ime.jar

input.jar

javax.btobex.jar

javax.obex.jar

modemwarmup.jar

monkey.jar

org.codeaurora.Performance.jar

org.kxml2.wap.jar

org.simalliance.openmobileapi_impl.jar

pm.jar

qcnvitems.jar

qcrilhook.jar

qcsemcserviceif.jar

requestsync.jar

SemcGenericUxpRes.apk

semcrilextension.jar

semc_audioeffectif.jar

semc_bootinfoif.jar

semc_cdfinfoaccessorif.jar

send_bug.jar

services.jar

svc.jar

techdatamanager.jar

uiautomator.jar

Credits - DooMLoRD, Desperanto86

Tools to deodex is here