diff --git a/Source/TonSwift/Stake/StakeDepositMessage.swift b/Source/TonSwift/Stake/StakeDepositMessage.swift
new file mode 100644
index 0000000..438ad71
--- /dev/null
+++ b/Source/TonSwift/Stake/StakeDepositMessage.swift
@@ -0,0 +1,55 @@
+import Foundation
+import BigInt
+
+public struct StakeDepositMessage {
+  public static func whalesInternalMessage(queryId: BigUInt,
+                                           poolAddress: Address,
+                                           amount: BigUInt,
+                                           forwardAmount: BigUInt,
+                                           bounce: Bool = true) throws -> MessageRelaxed {
+    let body = Builder()
+    try body.store(uint: OpCodes.WHALES_DEPOSIT, bits: 32)
+    try body.store(uint: queryId, bits: 64)
+    try body.store(coins: Coins(forwardAmount.magnitude))
+    
+    return MessageRelaxed.internal(
+      to: poolAddress,
+      value: amount,
+      bounce: bounce,
+      body: try body.asCell()
+    )
+  }
+  
+  public static func liquidTFInternalMessage(queryId: BigUInt,
+                                             poolAddress: Address,
+                                             amount: BigUInt,
+                                             bounce: Bool = true) throws -> MessageRelaxed {
+    let body = Builder()
+    try body.store(uint: OpCodes.LIQUID_TF_DEPOSIT, bits: 32)
+    try body.store(uint: queryId, bits: 64)
+    try body.store(uint: 0x000000000005b7ce, bits: 64)
+    
+    return MessageRelaxed.internal(
+      to: poolAddress,
+      value: amount,
+      bounce: bounce,
+      body: try body.asCell()
+    )
+  }
+  
+  public static func tfInternalMessage(queryId: BigUInt,
+                                             poolAddress: Address,
+                                             amount: BigUInt,
+                                             bounce: Bool = true) throws -> MessageRelaxed {
+    let body = Builder()
+    try body.store(uint: 0, bits: 32)
+    try body.writeSnakeData(Data("d".utf8))
+    
+    return MessageRelaxed.internal(
+      to: poolAddress,
+      value: amount,
+      bounce: bounce,
+      body: try body.asCell()
+    )
+  }
+}
diff --git a/Source/TonSwift/Stake/StakeWithdrawMessage.swift b/Source/TonSwift/Stake/StakeWithdrawMessage.swift
new file mode 100644
index 0000000..9d55ecd
--- /dev/null
+++ b/Source/TonSwift/Stake/StakeWithdrawMessage.swift
@@ -0,0 +1,66 @@
+import Foundation
+import BigInt
+
+public struct StakeWithdrawMessage {
+  public static func whalesInternalMessage(queryId: BigUInt,
+                                           poolAddress: Address,
+                                           amount: BigUInt,
+                                           withdrawFee: BigUInt,
+                                           forwardAmount: BigUInt,
+                                           bounce: Bool = true) throws -> MessageRelaxed {
+    let body = Builder()
+    try body.store(uint: OpCodes.WHALES_WITHDRAW, bits: 32)
+    try body.store(uint: queryId, bits: 64)
+    try body.store(coins: Coins(forwardAmount.magnitude))
+    try body.store(coins: Coins(amount.magnitude))
+    
+    return MessageRelaxed.internal(
+      to: poolAddress,
+      value: withdrawFee,
+      bounce: bounce,
+      body: try body.asCell()
+    )
+  }
+  
+  public static func liquidTFInternalMessage(queryId: BigUInt,
+                                             amount: BigUInt,
+                                             withdrawFee: BigUInt,
+                                             jettonWalletAddress: Address,
+                                             responseAddress: Address,
+                                             bounce: Bool = true) throws -> MessageRelaxed {
+    let customPayload = Builder()
+    try customPayload.store(uint: 1, bits: 1)
+    try customPayload.store(uint: 0, bits: 1)
+    
+    let body = Builder()
+    try body.store(uint: OpCodes.LIQUID_TF_BURN, bits: 32)
+    try body.store(uint: queryId, bits: 64)
+    try body.store(coins: Coins(amount.magnitude))
+    try body.store(AnyAddress(responseAddress))
+    try body.storeMaybe(ref: customPayload.endCell())
+    
+    return MessageRelaxed.internal(
+      to: jettonWalletAddress,
+      value: withdrawFee,
+      bounce: bounce,
+      body: try body.asCell()
+    )
+  }
+  
+  public static func tfInternalMessage(queryId: BigUInt,
+                                       poolAddress: Address,
+                                       amount: BigUInt,
+                                       withdrawFee: BigUInt,
+                                       bounce: Bool = true) throws -> MessageRelaxed {
+    let body = Builder()
+    try body.store(uint: 0, bits: 32)
+    try body.writeSnakeData(Data("w".utf8))
+    
+    return MessageRelaxed.internal(
+      to: poolAddress,
+      value: withdrawFee,
+      bounce: bounce,
+      body: try body.asCell()
+    )
+  }
+}
diff --git a/Source/TonSwift/Util/OpCodes.swift b/Source/TonSwift/Util/OpCodes.swift
index 1b4df1b..a911a71 100644
--- a/Source/TonSwift/Util/OpCodes.swift
+++ b/Source/TonSwift/Util/OpCodes.swift
@@ -6,4 +6,8 @@ public enum OpCodes {
   public static var NFT_TRANSFER: Int32 = 0x5fcc3d14
   public static var STONFI_SWAP: Int32 = 0x25938561
   public static var CHANGE_DNS_RECORD: Int32 = 0x4eb1f0f9
+  public static var LIQUID_TF_DEPOSIT: Int32 = 0x47d54391
+  public static var LIQUID_TF_BURN: Int32 = 0x595f07bc
+  public static var WHALES_DEPOSIT: Int32 = 2077040623
+  public static var WHALES_WITHDRAW: UInt32 = 3665837821
 }