Versions

Vehicle rebalancing, SPG improvements, Chinese TDs, Grand Battles, Bonds, more HD tanks.

Micropatch, HD client, 11.7 GB. Torrent kindly supplied by Pollenkorn. 

Updated matchmaker, bootcamp for new players, some stuff regarding the new polish tree introduced, another batch of HD tanks, nothing really major.

Fixed the issue where the interface froze upon switching from the Ranked Battle missions screen to the Garage. Fixed the issue with changing the chat’s window size. Reintroduced the ability to lock the camera by pressing RMB after reassigning the button for target lock. Fixed some technical issues.

Various fixes - read the patchnotes.

Ranked Battles mode, Improved Equipment and directives, Interface Improvements & Small enhancements. HD models added (KV-13, T-44, IS-2, BDR G1b, FT-75 BS, UE-57, FT-AC, Alecto, Excelsior, Vickers Mk. E Type B, STA-1, MTLS-1G14). 

Improved matchmaker, stretching light tank branches to tier 10, SPG revision, re-usable consumables, rewised awards & medals, HD vehicles & maps, added RhM Panzerwagen, HWK 12, WZ-132A, WZ-132-1, LTG, T-100 LT, XM551 Sheridan, Bat-Chat 12t, AMX 13 105.

German tech tree revision, Changes to Japanese and American Tech Trees, Strongholds, Vehicle Balance Changes, Simplified Technical Characteristics Display, Vehicle Comparison, Detailed Received Damage Log, Platoon Spawn System, UI Improvements, Sounds, Minimaps.

Who knows: https://ritastatusreport.live/2017/01/24/todays-micro-patch/

Christmas sub-version :)

Swedish tree, some premium vehicles rebalanaced, upgraded sounds, several minimaps refreshed, additional HD models.

First Swedish Tank, New Paris Map, Improved Visibility Mechanics, UI Improvements, Battle Chat Modifications, Vehicle and Crew Recovery, Sound Improvements, New HD Models, 9.16 Update Bug Reports

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Deliberate mini increment of version - AS2 mods would break the game.

Complete migration from ActionScript 2.0 to AS 3.0 (prior to this change, only the garage was AS3, now the in-battle interface will be too).
Lorraine 40 t replaced with Bat.Chatillon 25 t AP. New minimap prototypes. Sound improvements. New HD models; more here.

Release date is preliminary.

Enables the football mode with special T-62.

Improvements to physics and sounds; vehicle rebalance - 59-Patton, Škoda T 40, Achilles, Challenger, A-32, T-22 med, Pz.Kpfw. V/IV (+ Alpha), KanJpz, M56 Scorpion, T95E2, T95E6, Type 91, Type 96, O-I Exp. OI, HT No. VI, STA-2, Type 4 Heavy, Type 5 Heavy; new display for vehicles' technical parameters; improvements in client performace (DX11); changes to the platoon system; other changes.

Just the April Fools special.

Improved vehicle movement physics, improved sounds, minimap improvements, goal setting personal missions, simplified vehicle module research, FV4202 (P) buffed, battle loading screens.

Czechoslovak branch, Pilsen map, a lot of HD vehicles, vehicle rebalancing.

Rampage Game Mode, new tutorial, viewing system improvements, US tech tree changes (T1 HMC SPG, T18 SPG, T82 SPG, T3 HMC TD, T56 GMC TD), FV4202 replaced by Centurion Action X, M4A1 Revalorisé added, a lot of HD tanks.

Never released nor existed, included just for the sake of having complete info.

Official reason for the 9.12 patch is that the 9 11 numbers are associated with the 9/11 terror attack in New York, that is why it was decided to call the patch 9.12 

Added Japanese heavy tank branch: I-Go/Chi-Ro, Type 91, Type 95, O-I Experimental, O-I, O-Ni, O-Ho, Type 4 Heavy, Type 5 Heavy.
Added Rampage event, 20 vehicles reworked to HD, new system for map distribution.

Steel Hunt and Supply Swarm Events
New Vehicles: Spähpanzer 1.C (SPIC) replaces AFK Panther, Japanese Tiger (Heavy Tank No. VI).
Map changes: Swap reworked

Just a subversion, released in order to disable any installed mods that may interfere with the Domination event.

Dynamic platoons, Domination, HD/SD client split, Battle Performance Badges, Battles for Strongholds expanded to include Tier VIII, Map changes.

Upgraded BigWorld Engine version to 2.8.1. Updated the Team Battle mode. Implemented separation of new and experienced players in low-tier battles (for Tier I–III vehicles). Reduced the view range of SPGs.

Vehicles: added FCM 36, Renault R35, Somua S35, SARL 42, Renault G1, AMX 30 1er Prototype, AMX 30 B, T-54 first prototype; AMX CDC & STA-2 added to in-game store.

Maps: added Overlord, removed Northwest.

Added premium STA-2, AMX CdC, Panther88. HD Löwe, Ferdinand, Tiger P, T95, Object 704, AMX 50 B. Reworked chat Contact list. Rebalanced view range of some tanks and TDs. Maps: Removed Dragon Ridge, balanced Mines, flattened Steppes, Prokhorovka and Redshire. Added an option to change the qualification of crew members. Changed the distribution of hits in the aiming circle (insignificantly reduced the number of hits at the very centre of the reticle).

New British vehicles (M2, Stuart I, Grant, Sherman III, Archer, Firefly, Achilles, Challenger/Avenger, Charioteer, FV4004 Conway, FV4005 Stage 2). New German premium (Panther 88) Rebalanced FV215b(183). Maps: added Ghost Town, Mittengard & Winterberg. Removed Severogorsk and Ruinberg on Fire.

New map - Stalingrad, some Stronghold improvements, Team battles changes, map balancing (Komarin, Malinovka, Artic Region, Airfield), SU-76i (Russian T3 premium) added, AT 15A & T-34-4 rebalanced.

HD textures

KV-1s, M24 rebalance, T37, M41, T49, LTTB, T54 Lightweight, Spähpanzer Ru 251, KV-85 added, T49 TD renamed to T67, destroying transmission no longer sets engine on fire, garage UI redesigned.

Stronghold clan mode, Team training observer mode, HD IS, SU-100, StuG III Ausf. G & Churchill I, new medals/awards; reballanced WT E100, WT PzIV, VK 45.02 (P) Ausf. B, FV215b (183), M46 Patton, SU-122-54; Maps changed: Airfield, Sacred Valley, Cliff, Sand River, El Halluf, Erlenberg, Winter Himmelsdorf, Hidden Village, Komarin, Fiery Salient ("Atmospheric Prokhorovka") & Karlia. Due to these map changes replay compatibility is a bit shaky, but disregarding floating/dug in tanks it should work for 0.9.0/0.9.1.

Kharkov map, Marks of Excellence, new Arty & Team battles medals, better MM for T4-7 light tanks (with exceptions).

Introduced 10 tanks in HD, PzIV split (ausf. A, D, H), StuG III split (ausf. B, G). Reworked some maps (Severogorsk, Pearl River, Malinovka, Serene Coast).

Crew operations, national battles, Windstorm map, several map upgrades.

Japanese tank tree added + Obj. 430 II, Obj. 430. New map Hidden Village. Port map removed.

Second German TD branch - Marder III, Pz.Sfl.IVc, Nashorn, Sturer Emil, RhmB WT, WT auf PzIV, WT auf E100, T7 Combat Car, Type 64, Chi-Nu Kai. Northwest map added.

New Russian meds - A-43, A-44, Obj. 416, Obj. 140. VK 30.01 (H) rebalanced from T6 med to T5 heavy, VK 30.01 from T6 med to T6 heavy. Added DW2 and VK 30.02 (M), T-34-3, 112. New map Tundra.

British SPGs added, replaced T-50-2 with MT-25. Severogorsk map added.

Total arty rebalance, now spans from T2 to T10, many new arties.

VK 20.01 (D), VK 30.02 (D), Aufk. Panther, Indien Panzer, Leopard PTA, Leopard I, T-60, T-70, T-80 added. Pearl River map added.

British TDs, SU-100Y, Pz I, Pz I Ausf. С, Pz II Ausf. G added. Luchs, Leopard and VK2801 moved up one tier.

Chinese tank tree added, arty rebalance.

T21, T71, T69, T54E1, T57 Heavy, FCM 50(t), AT-15A, TOG-II*. Type59 changes, Type62 changes and moved to T7.

British tank tree, SU-122-44, Panther M10, Pz IV Schmalturm.

Physics, improved renderer, second soviet TD branch.

T10 TDs & meds, ELC AMX, JPII, Matilda BP added. Port, Highway & Serene Coast added.

Encounter & Assault modes, Widepark & Airfield maps, added French TDs & SPGs, new medals.

Dragon's Ridge & South Coast, IS4 to T10, KV3 to T7, added T-150, KV4, ST-1, IS-8, KV split, IS-6, JT-88.

Live Oaks & Province, M8A1, T49, M18, T25/2 & T28 Prototype, M103/T110E5, new skills, camos.

Support for mods (added res_mods), core files now stored in packages.

Added French tank tree with 18 new vehicles.

Introduced the replay saving feature, yaay! :)