SPT 4.1.2 (40743)

Requires EFT 0.16.9.5.40743 (released 22nd October 2025)

You NEED the following runtimes:
NET Runtime 10.0.9
ASP.NET 10.0.9

Release notes

• More fixes, thanks for the reports.

Automatic install instructions

This is the recommended way to install SPT
https://forge.sp-tarkov.com/installer

Mod compatibility

• Compatible with mods made for 4.1.X
• Incompatible with ALL mods made for 4.0.X

Profile compatibility

• Compatible with 4.0.X and above profiles

Manual install instructions (Optional)

https://github.com/sp-tarkov/build/wiki/Manual-Install-Instructions
or
https://wiki.sp-tarkov.com/en/Manual-Install-Instructions

Upgrading from 4.1.X

• Download the 7z file listed below and copy the files into your existing 4.1.X SPT install folder, overwrite all.

Changes

ADDED

• Launcher - Added path validation for user settings
• Launcher - Added toggle for setting game path
• Server - Added more validation to fields in the SIC so that certain values don't get turned to strings

MODIFIED

• Server - Disabled SPT-added PMC waves on Factory
• Server - Updated Chinese game locale
• Server - Set flea money multiplier to 1

FIXED

• Launcher - Fixed window positioning issues
• Server - Fixed adding empty array to customPmcWaves removing existing wave spawns

Modding

• None

Known SPT issues

https://github.com/sp-tarkov/build/wiki/Known-SPT-issues

Known NON-SPT issues

https://github.com/sp-tarkov/build/wiki/Known-non-SPT-issues

Direct Download

https://spt-releases.modd.in/SPT-4.1.2-40743-cf04a11.7z
md5/b64: UVKk/gs/01Bhf+bnqKrzEw==

Direct client downgrade patch

https://slugma.waffle-lord.net/Patcher_1.1.0.0.46657_to_16.9.5.40743.7z

Thanks

https://github.com/MadByteDE
https://github.com/DrakiaXYZ
https://github.com/ArchangelWTF
https://github.com/Redmistyyy

SPT 4.1.1 (40743)

Requires EFT 0.16.9.5.40743 (released 22nd October 2025)

You NEED the following runtimes:
NET Runtime 10.0.9
ASP.NET 10.0.9

Release notes

• Fixed a few issues reported after 4.1.0 went out. Thanks for the reports.

Automatic install instructions

This is the recommended way to install SPT
https://forge.sp-tarkov.com/installer

Mod compatibility

• Compatible with mods made for 4.1.0
• Incompatible with ALL mods made for 4.0.X

Profile compatibility

• Compatible with 4.0.X and above profiles

Manual install instructions (Optional)

https://github.com/sp-tarkov/build/wiki/Manual-Install-Instructions
or
https://wiki.sp-tarkov.com/en/Manual-Install-Instructions

Upgrading from 4.1.0

• Download the 7z file listed below and copy the files into your existing 4.1.0 spt install folder, overwrite all.

Changes

ADDED

None

MODIFIED

• Updated Launchers German locales (Thanks MadByte)

FIXED

• Fixed an issue where local bundles would fail to load
• Fixed an issue where ENV variables were not properly escaped on linux
• Fixed an issue where paths could not be saved for fields where the file picker is selectable
• Fixed an issue on linux where the file picker is not allowing selection of files / is not auto selecting umu-run
• Fixed 3 module patches pointing to incorrect fields (Khorovod/Tinnitus/Scav extracts)

Modding

None

Known SPT issues

https://github.com/sp-tarkov/build/wiki/Known-SPT-issues

Known NON-SPT issues

https://github.com/sp-tarkov/build/wiki/Known-non-SPT-issues

Direct Download

https://spt-releases.modd.in/SPT-4.1.1-40743-e18bd1e.7z
md5/b64: kkz37PETOldWJwMUTPWwDw==

Direct client downgrade patch

https://slugma.waffle-lord.net/Patcher_1.1.0.0.46657_to_16.9.5.40743.7z

Thanks

https://github.com/ArchangelWTF
https://github.com/MadByteDE

SPT 4.1.0 (40743)

Requires EFT 0.16.9.5.40743 (released 22nd October 2025)

You NEED the following runtimes:
NET Runtime 10.0.9
ASP.NET 10.0.9

Release notes

• Updated to newer version of EFT (the last release before EFT 1.0). Massive work by Arch and Cj to deobfuscate game client to assist mod developers.

Automatic install instructions

This is the recommended way to install SPT
https://forge.sp-tarkov.com/installer

Mod compatibility

• Incompatible with ALL mods made for 4.0.X

Profile compatibility

• Compatible with 4.0.X profiles

Manual install instructions (Optional)

https://github.com/sp-tarkov/build/wiki/Manual-Install-Instructions
or
https://wiki.sp-tarkov.com/en/Manual-Install-Instructions

Upgrading from 4.0.x

• Not possible. Clean install required

Changes

ADDED

• Launcher: A brand new launcher experience
• SIC: (Server Information Center) The ability in real time to access information about your server in a web app, as well as change configs and create or modify profiles. You can access it from a button in the new launcher

MODIFIED

• Client DeObfuscation: The client now has every named class and many more named methods

FIXED

• Reverted hardcore hideout changes (sp-tarkov/server-csharp#815)
• Fixed an issue where Shadow of Tagilla only figurines would spawn on pmc's (sp-tarkov/server-csharp#796)
• Updated cultist circle recipes (sp-tarkov/server-csharp#802 & sp-tarkov/server-csharp#810)
• Fixed up the gear rack only being level 1 on dev profiles
• Refactored the whitelist & blacklist for EoD+ quests (sp-tarkov/server-csharp#808) and whitelisted this quest line for Unheard edition
• Refactored the bot equipment filter to not apply adjustments if the current weight is 0 (sp-tarkov/server-csharp#755)

Modding

• Nearly all original class/method/variable names have been added back to the client
• All server configs are now injected. The Config server has been removed
• The database is now injected. The Database server has been removed
• The server now supports pre-patching, this means you can now extend Enums

Known SPT issues

https://github.com/sp-tarkov/build/wiki/Known-SPT-issues

Known NON-SPT issues

https://github.com/sp-tarkov/build/wiki/Known-non-SPT-issues

Direct Download

https://spt-releases.modd.in/SPT-4.1.0-40743-e18bd1e.7z
md5/b64: nPAYVCuudZUxqhwfQqEjbw==

Direct client downgrade patch

https://slugma.waffle-lord.net/Patcher_1.0.6.5.46221_to_16.9.5.40743.7z

Thanks

https://github.com/ArchangelWTF
https://github.com/CJ-SPT
https://github.com/CWXDEV
https://github.com/refringe
https://github.com/acidphantasm
https://github.com/Lacyway
https://github.com/DrakiaXYZ
https://github.com/RuKira

SPT 4.0.13 (40087)

Requires EFT 0.16.9-40087 (released 12th September 2025)

You NEED the following .NET 9 runtimes:

• https://dotnet.microsoft.com/en-us/download/dotnet/thank-you/runtime-9.0.9-windows-x64-installer
• https://dotnet.microsoft.com/en-us/download/dotnet/thank-you/runtime-aspnetcore-9.0.9-windows-x64-installer

Release notes

• Bug fixes / emulation improvements

Automatic install instructions

This is the recommended way to install SPT
https://forge.sp-tarkov.com/installer

Mod compatibility

• Compatible with 99% of mods made for 4.0.X
• Incompatible with ALL mods not made for 4.0.X

Profile compatibility

• Compatible with 4.0.X profiles
• Incompatible with 3.11.0 profiles and older
• 3.11.4 profiles with no custom items/traders/total conversions should work

Manual install instructions (Optional)

https://github.com/sp-tarkov/build/wiki/Manual-Install-Instructions

Upgrading from 4.0.x

• https://github.com/sp-tarkov/build/wiki/Update-Instructions
• Download 7z file from the "Direct Download" section below and extract its contents into your existing 4.0.X install folder. Overwrite all

Changes

MODIFIED

• Improved server memory allocation
• Improved server garbage collection settings
• Improved server bundle loading times
• Improved Intelligence and Charisma gain accuracy when performing hideout actions
• Improved accuracy of skill gain XP when level is below 10

FIXED

• Fixed success messages being logged on request failures #88

Modding

• Utilise a ConcurrentDictionary over Dictionary for bundle hash storage

Known SPT issues

https://github.com/sp-tarkov/build/wiki/Known-SPT-issues

Known NON-SPT issues

https://github.com/sp-tarkov/build/wiki/Known-non-SPT-issues

Direct Download

Find attached to the release at the bottom of this page

Thanks

https://github.com/ArchangelWTF
https://github.com/rootdarkarchon

SPT 4.0.12 (40087)

Requires EFT 0.16.9-40087 (released 12th September 2025)

You NEED the .NET 9 runtimes:

• https://dotnet.microsoft.com/en-us/download/dotnet/thank-you/runtime-9.0.9-windows-x64-installer
• https://dotnet.microsoft.com/en-us/download/dotnet/thank-you/runtime-aspnetcore-9.0.9-windows-x64-installer

Release notes

• Bug fixes

Automatic install instructions

This is the recommended way to install SPT
https://forge.sp-tarkov.com/installer

Mod compatibility

• Compatible with 99% of mods made for 4.0.x
• Incompatible with ALL mods not made for 4.0.x

Profile compatibility

• Compatible with 4.0.x profiles
• Incompatible with 3.11.0 profiles and older
• 3.11.4 profiles with no custom items/traders/total conversions should work

Manual install instructions (Optional)

https://github.com/sp-tarkov/build/wiki/Manual-Install-Instructions

Upgrading from 4.0.x

• Download 7z file from the "Direct Download" section below and extract its contents into your existing 4.0.x install folder. Overwrite all

Changes

MODIFIED

• Reduced size of profile JSONs
• Adjusted default log level from Trace up to Info
• Improved ragfair modlimit calculations #724
• Added head unlock support to quest completion reward system
• Head rewards will now be given to player when prestiging
• Log loaded mod GUID on server start
• Implement limit and time parameters for /client/mail/dialog/view endpoint #735
• Hardened AddTaskItemRequirementsToRewardPool against NullReferenceExceptions #729

FIXED

• Fixed invalid logging inside WeaponModLimitReached() #721
• Fixed bot generation working with stale data when transiting #726
• Fixed profile breaking when upgrading hideout areas in rare cases #727
• Fixed error message text not showing in red on server start
• Fixed log file new lines not working with linux
• Fixed colors not working on mod load failure #734
• Fixed issue where repeatable quest generation could break #732
• Fixed player entering hideout resetting quest & achievement counters #736

Known SPT issues

https://github.com/sp-tarkov/build/wiki/Known-SPT-issues

Known NON-SPT issues

https://github.com/sp-tarkov/build/wiki/Known-non-SPT-issues

Direct Download

https://spt-releases.modd.in/SPT-4.0.12-40087-b006ff9.7z

Thanks

https://github.com/ArchangelWTF
https://github.com/tyfon7
https://github.com/DrakiaXYZ
https://github.com/rootdarkarchon
https://github.com/PMouse23
https://github.com/acidphantasm

SPT 4.0.11 (40087)

Requires EFT 0.16.9-40087 (released 12th September 2025)

You NEED the .NET 9 runtimes:

• https://dotnet.microsoft.com/en-us/download/dotnet/thank-you/runtime-9.0.9-windows-x64-installer
• https://dotnet.microsoft.com/en-us/download/dotnet/thank-you/runtime-aspnetcore-9.0.9-windows-x64-installer

Release notes

• Various fixes

Automatic install instructions

This is the recommended way to install SPT
https://forge.sp-tarkov.com/installer

Mod compatibility

• Compatible with 99% of mods made for 4.0.x
• Incompatible with ALL mods not made for 4.0.x

Profile compatibility

• Compatible with 4.0.x profiles
• Incompatible with 3.11.0 profiles and older
• 3.11.4 profiles with no custom items/traders/total conversions should work

Manual install instructions (Optional)

https://github.com/sp-tarkov/build/wiki/Manual-Install-Instructions

Upgrading from 4.0.x

• Download 7z file from the "Direct Download" section below and extract its contents into your existing 4.0.x install folder. Overwrite all

Changes

ADDED

• Show an error message when player runs a mod that targets a newer version of SPT than they have installed

MODIFIED

• Slightly reduced memory use when generating scav raid
• Updated server locales with data from crowdin

FIXED

• Fixed rare case when running a scav raid could result in loading your PMC instead
• Fixed pinned items being stuck in transfer window post-prestige
• Fixed weapons transferred via prestige lacking any child mods
• Fixed bundle loading relating to modded headless clients
• Fixed New years gift being given 5 times instead of the intended 1

MODDERS

• Removed reflection from LoadOfflineRaidScreenPatch.cs
• Small code improvements to GetRaidAdjustments()

Known SPT issues

https://github.com/sp-tarkov/build/wiki/Known-SPT-issues

Known NON-SPT issues

https://github.com/sp-tarkov/build/wiki/Known-non-SPT-issues

Direct Download

https://spt-releases.modd.in/SPT-4.0.11-40087-278e72b.7z

Thanks

ArchangelWTF

SPT 4.0.10 (40087)

Requires EFT 0.16.9-40087 (released 12th September 2025)

You NEED the .NET 9 runtimes:

• https://dotnet.microsoft.com/en-us/download/dotnet/thank-you/runtime-9.0.9-windows-x64-installer
• https://dotnet.microsoft.com/en-us/download/dotnet/thank-you/runtime-aspnetcore-9.0.9-windows-x64-installer

Release notes

• More fixes for issues found in 4.0.9

Automatic install instructions

This is the recommended way to install SPT
https://forge.sp-tarkov.com/installer

Mod compatibility

• Compatible with 99% of mods made for 4.0.x
• Incompatible with ALL mods not made for 4.0.x

Profile compatibility

• Compatible with 4.0.x profiles
• Incompatible with 3.11.0 profiles and older
• 3.11.4 profiles with no custom items/traders/total conversions should work

Manual install instructions (Optional)

https://github.com/sp-tarkov/build/wiki/Manual-Install-Instructions

Upgrading from 4.0.x

• Download 7z file from the "Direct Download" section below and extract its contents into your existing 4.0.x install folder. Overwrite all

Changes

ADDED

• Added Jar of pickles to scav pockets and backpacks during Christmas event
• Added loot to the downed Christmas sleigh

MODIFIED

• Added system to increase spawn chance of dynamic christmas loot during event

FIXED

• Fixed GetSortedMoneyItemsInInventory() erroring under rare circumstances
• Fixed disabling bosses on pre-raid screen also disabling PMCs
• Fixed client/ragfair/offer/findbyid endpoint failure when searching flea by #ID

MODDERS

• Added christmasLootBoostAmount config property to seasonalevents.json

Known SPT issues

https://github.com/sp-tarkov/build/wiki/Known-SPT-issues

Known NON-SPT issues

https://github.com/sp-tarkov/build/wiki/Known-non-SPT-issues

Direct Download

Removed - Get latest instead

Thanks

ArchangelWTF
ozen-m

SPT 4.0.9 (40087)

Requires EFT 0.16.9-40087 (released 12th September 2025)

You NEED the .NET 9 runtimes:

• https://dotnet.microsoft.com/en-us/download/dotnet/thank-you/runtime-9.0.9-windows-x64-installer
• https://dotnet.microsoft.com/en-us/download/dotnet/thank-you/runtime-aspnetcore-9.0.9-windows-x64-installer

Release notes

• Merry Christmas! Archangel spent a lot of time fixing issues relating to the Christmas event and got them all implemented just in time

Automatic install instructions

This is the recommended way to install SPT
https://forge.sp-tarkov.com/installer

Mod compatibility

• Compatible with 99% of mods made for 4.0.x
• Incompatible with ALL mods not made for 4.0.x

Profile compatibility

• Compatible with 4.0.x profiles
• Incompatible with 3.11.0 profiles and older
• 3.11.4 profiles with no custom items/traders/total conversions should work

Manual install instructions (Optional)

https://github.com/sp-tarkov/build/wiki/Manual-Install-Instructions

Upgrading from 4.0.x

• Download 7z file from the "Direct Download" section below and extract its contents into your existing 4.0.x install folder. Overwrite all

Changes

ADDED

• Added ability to build server for Mac-OS
• Added server startup profile migration to fix profiles with broken repeatable quest data
• Added warning message on server start when system RAM is below 30GB

MODIFIED

• Massivly reduced complexity of EnablePlayerScavPatch.cs module patch after careful testing
• Some logic from modified EnablePlayerScavPatch.cs patch was moved into a newly created patch FixDisableBossSpawningOptionPatch.cs

FIXED

• Fixed multiple issues that were preventing the Khorovod event from functioning:
  • Generator system now works as expected
  • Transit system now works as expected
• Fixed frostbite effect not working as intended
• Fixed edge-case where sending rewards to player stash would result in no space error
• Fixed client nullref error relating to rain
• Fixed an issue that caused player transit settings to be lost when transiting between maps and on the Khorovod event

MODDERS

• Improved handling of null stage data inside AddMissingHideoutBonusesToProfile
• Add missing prop initialFrozenDelaySec to globals
• Correctly set TransitionType value inside StartLocalRaid
• Add hideout craft reward to profile prior to used craft tools ensuring consistency with free space check
• Code readability improvements for HandleRecipe()
• Make ItemBaseClassService more robust, don't hydrate db on every call
• When finding equipment for bot, validate if item is in db before passing to IsOfBaseclass()
• Updated TransitionType enum to be bitwise (Flags)
• Added khorovodEventTransitWhitelist to seasonalevents config
• Always force a ChangeRequirement dictionary to exist inside GetClientRepeatableQuests() and GetRepeatableQuestSubTypeFromProfile()
• Added KhorovodDisposeFix.cs to modules to resolve nullref when player dies during Khorovod event with UI showing

Known SPT issues

https://github.com/sp-tarkov/build/wiki/Known-SPT-issues

Known NON-SPT issues

https://github.com/sp-tarkov/build/wiki/Known-non-SPT-issues

Direct Download

Removed - Get latest instead

Thanks

ArchangelWTF
andrei-zgirvaci

SPT 4.0.8 (40087)

Requires EFT 0.16.9-40087 (released 12th September 2025)

You NEED the .NET 9 runtimes:

• https://dotnet.microsoft.com/en-us/download/dotnet/thank-you/runtime-9.0.9-windows-x64-installer
• https://dotnet.microsoft.com/en-us/download/dotnet/thank-you/runtime-aspnetcore-9.0.9-windows-x64-installer

Release notes

• Various bug fixes

Automatic install instructions

This is the recommended way to install SPT
https://forge.sp-tarkov.com/installer

Mod compatibility

• Compatible with 99% of mods made for 4.0.x
• Incompatible with ALL mods not made for 4.0.x

Profile compatibility

• Compatible with 4.0.x profiles
• Incompatible with 3.11.0 profiles and older
• 3.11.4 profiles with no custom items/traders/total conversions should work

Manual install instructions (Optional)

https://github.com/sp-tarkov/build/wiki/Manual-Install-Instructions

Upgrading from 4.0.x

• Download 7z file from the "Direct Download" section below and extract its contents into your existing 4.0.x install folder. Overwrite all

Changes

ADDED

• Added support for various non-Gregorian calendars to profile backup system
• Enabled Runddans event during Christmas

MODIFIED

• Removed !!!DO NOT USE!!!40x46 mm M716(Smoke) from PMC ammo pool
• Improved checks to remove globally backlisted items from flea market
• Adjusted Christmas event to start on 13th, 1 day later
• Adjusted snow season to start on 13th to match Christmas, 8 days earlier

FIXED

• Fixed post-raid screen showing double the ammo used
• Fixed client sometimes soft-locking when posting items for sale on flea
• Fixed Killa having invalid red armor that lacks soft-inserts during Christmas event
• Fixed bug that would cause server to error when filtering ammo on bots
• Fixed icon.ico server console error
• Fixed server error when attempting to back up profile on computer using non-Gregorian calendar
• Fixed medical items in new profiles having incorrect use values
• Fixed unlocked hideout customisations not being persisted after prestiging a profile

MODDERS

• Improved nullguard code inside FilterCartridges()
• Fixed collection was modifed error inside FilterCartridges()
• Refactored bundle hash caching to save only after mod is loaded

Known SPT issues

https://github.com/sp-tarkov/build/wiki/Known-SPT-issues

Known NON-SPT issues

https://github.com/sp-tarkov/build/wiki/Known-non-SPT-issues

Direct Download

Removed - Get latest instead

Thanks

DrakiaXYZ
ArchangelWTF
Tyfon

SPT 4.0.7 (40087)

Requires EFT 0.16.9-40087 (released 12th September 2025)

You NEED the .NET 9 runtimes:

• https://dotnet.microsoft.com/en-us/download/dotnet/thank-you/runtime-9.0.9-windows-x64-installer
• https://dotnet.microsoft.com/en-us/download/dotnet/thank-you/runtime-aspnetcore-9.0.9-windows-x64-installer

Release notes

• Improved steam copy detection again + small fixes

Automatic install instructions

This is the recommended way to install SPT
https://forge.sp-tarkov.com/installer

Mod compatibility

• Compatible with 99% of mods made for 4.0.x
• Incompatible with ALL mods not made for 4.0.x

Profile compatibility

• Compatible with 4.0.x profiles
• Incompatible with 3.11.0 profiles and older
• 3.11.4 profiles with no custom items/traders/total conversions should work

Manual install instructions (Optional)

https://github.com/sp-tarkov/build/wiki/Manual-Install-Instructions

Upgrading from 4.0.x

• Download 7z file from the "Direct Download" section below and extract its contents into your existing 4.0.x install folder. Overwrite all

Changes

ADDED

• Added IL2CPP gift code

MODIFIED

• Improved install checks for people with steam copies of EFT
• Improved error message text when player has missing mod dependencies

FIXED

• Fixed examine commando command failing

MODDERS

• None

Known SPT issues

https://github.com/sp-tarkov/build/wiki/Known-SPT-issues

Known NON-SPT issues

https://github.com/sp-tarkov/build/wiki/Known-non-SPT-issues

Direct Download

Removed - Get latest instead

Thanks

DrakiaXYZ