chore: release main

.release-please-manifest.json

@@ -1,11 +1,11 @@
 {
-  "libs/client-sdk": "3.11.4",
-  "libs/server-sent-events": "0.7.1",
+  "libs/client-sdk": "3.12.0",
+  "libs/server-sent-events": "0.8.0",
   "libs/common": "1.12.0",
-  "libs/internal": "0.14.2",
-  "libs/server-sdk": "3.13.1",
-  "libs/server-sdk-redis-source": "2.4.1",
-  "libs/server-sdk-dynamodb-source": "0.3.1",
-  "libs/server-sdk-otel": "0.1.5",
+  "libs/internal": "0.15.0",
+  "libs/server-sdk": "3.14.0",
+  "libs/server-sdk-redis-source": "2.4.2",
+  "libs/server-sdk-dynamodb-source": "0.3.2",
+  "libs/server-sdk-otel": "0.1.6",
   "libs/networking": "0.2.1"
 }

libs/client-sdk/CHANGELOG.md

@@ -1,5 +1,24 @@
 # Changelog
 
+## [3.12.0](https://github.com/launchdarkly/cpp-sdks/compare/launchdarkly-cpp-client-v3.11.4...launchdarkly-cpp-client-v3.12.0) (2026-09-24)
+
+
+### Features
+
+* Add FDv2 initializer and synchronizer interfaces to the client ([#609](https://github.com/launchdarkly/cpp-sdks/issues/609)) ([d6c7fe2](https://github.com/launchdarkly/cpp-sdks/commit/d6c7fe2ac6df6840039ed93b45428774181d9768))
+* Add FDv2 polling sources to the client ([#610](https://github.com/launchdarkly/cpp-sdks/issues/610)) ([9a2f9a3](https://github.com/launchdarkly/cpp-sdks/commit/9a2f9a3c87c35f5a5dc958f646b7b16e50cc96ff))
+* Add the FDv2 streaming synchronizer to the client SDK ([#611](https://github.com/launchdarkly/cpp-sdks/issues/611)) ([edf0e4f](https://github.com/launchdarkly/cpp-sdks/commit/edf0e4f68af8095e2102b3419ebad06824034970))
+* Apply FDv2 changesets to the client flag store transactionally ([#607](https://github.com/launchdarkly/cpp-sdks/issues/607)) ([5fb0c75](https://github.com/launchdarkly/cpp-sdks/commit/5fb0c7581d3bdef2922df323ed132072c4dfabed))
+* Translate FDv2 changesets into client flag changes ([#606](https://github.com/launchdarkly/cpp-sdks/issues/606)) ([61a248f](https://github.com/launchdarkly/cpp-sdks/commit/61a248f0c547d3e2ecb29f97b45d611a5bb78ad0))
+
+
+### Dependencies
+
+* The following workspace dependencies were updated
+  * dependencies
+    * @launchdarkly/cpp-internal bumped from 0.14.2 to 0.15.0
+    * @launchdarkly/cpp-sse-client bumped from 0.7.1 to 0.8.0
+
 ## [3.11.4](https://github.com/launchdarkly/cpp-sdks/compare/launchdarkly-cpp-client-v3.11.3...launchdarkly-cpp-client-v3.11.4) (2026-08-04)
 
 

libs/client-sdk/CMakeLists.txt

@@ -6,7 +6,7 @@ cmake_minimum_required(VERSION 3.19)
 
 project(
         LaunchDarklyCPPClient
-        VERSION 3.11.4 # {x-release-please-version}
+        VERSION 3.12.0 # {x-release-please-version}
         DESCRIPTION "LaunchDarkly C++ Client SDK"
         LANGUAGES CXX C
 )

libs/client-sdk/include/launchdarkly/client_side/client.hpp

@@ -345,7 +345,7 @@ class Client : public IClient {
 
    private:
     inline static char const* const kVersion =
-        "3.11.4";  // {x-release-please-version}
+        "3.12.0";  // {x-release-please-version}
     std::unique_ptr<IClient> client;
 };
 

libs/client-sdk/package.json

@@ -1,11 +1,11 @@
 {
   "name": "@launchdarkly/cpp-client",
   "description": "This package.json exists for modeling dependencies for the release process.",
-  "version": "3.11.4",
+  "version": "3.12.0",
   "private": true,
   "dependencies": {
-    "@launchdarkly/cpp-internal": "0.14.2",
+    "@launchdarkly/cpp-internal": "0.15.0",
     "@launchdarkly/cpp-common": "1.12.0",
-    "@launchdarkly/cpp-sse-client": "0.7.1"
+    "@launchdarkly/cpp-sse-client": "0.8.0"
   }
 }

libs/client-sdk/tests/client_c_bindings_test.cpp

@@ -14,7 +14,7 @@
 TEST(ClientBindings, MinimalInstantiation) {
     LDClientConfigBuilder cfg_builder = LDClientConfigBuilder_New("sdk-123");
 
     LDClientConfig config;
     LDStatus status = LDClientConfigBuilder_Build(cfg_builder, &config);
     ASSERT_TRUE(LDStatus_Ok(status));
 
@@ -27,13 +27,13 @@
 
     char const* version = LDClientSDK_Version();
     ASSERT_TRUE(version);
-    ASSERT_STREQ(version, "3.11.4");  // {x-release-please-version}
+    ASSERT_STREQ(version, "3.12.0");  // {x-release-please-version}
 
     LDClientSDK_Free(sdk);
 }
 
 void FlagListenerFunction(char const* flag_key,
                           LDValue new_value,
                           LDValue old_value,
                           bool deleted,
                           void* user_data) {}
@@ -44,7 +44,7 @@
     LDClientConfigBuilder cfg_builder = LDClientConfigBuilder_New("sdk-123");
     LDClientConfigBuilder_Offline(cfg_builder, true);
 
     LDClientConfig config;
     LDStatus status = LDClientConfigBuilder_Build(cfg_builder, &config);
     ASSERT_TRUE(LDStatus_Ok(status));
 
@@ -56,19 +56,19 @@
     LDClientSDK sdk = LDClientSDK_New(config, context);
 
     bool success = false;
     LDClientSDK_Start(sdk, 3000, &success);
     EXPECT_TRUE(success);
 
     struct LDFlagListener listener {
         reinterpret_cast<FlagChangedCallbackFn>(0x123),
             reinterpret_cast<void*>(0x456)
     };
 
     LDFlagListener_Init(&listener);
     ASSERT_EQ(listener.FlagChanged, nullptr);
     ASSERT_EQ(listener.UserData, nullptr);
 
     listener.UserData = const_cast<char*>("Potato");
     listener.FlagChanged = FlagListenerFunction;
 
     LDListenerConnection connection =
@@ -90,7 +90,7 @@
     LDClientConfigBuilder cfg_builder = LDClientConfigBuilder_New("sdk-123");
     LDClientConfigBuilder_Offline(cfg_builder, true);
 
     LDClientConfig config;
     LDStatus status = LDClientConfigBuilder_Build(cfg_builder, &config);
     ASSERT_TRUE(LDStatus_Ok(status));
 

libs/client-sdk/tests/client_test.cpp

@@ -16,7 +16,7 @@ TEST(ClientTest, ClientConstructedWithMinimalConfigAndContext) {
 
     char const* version = client.Version();
     ASSERT_TRUE(version);
-    ASSERT_STREQ(version, "3.11.4");  // {x-release-please-version}
+    ASSERT_STREQ(version, "3.12.0");  // {x-release-please-version}
 }
 
 TEST(ClientTest, AllFlagsIsEmpty) {

libs/internal/CHANGELOG.md

@@ -1,5 +1,18 @@
 # Changelog
 
+## [0.15.0](https://github.com/launchdarkly/cpp-sdks/compare/launchdarkly-cpp-internal-v0.14.2...launchdarkly-cpp-internal-v0.15.0) (2026-09-24)
+
+
+### Features
+
+* Add FDv2 polling sources to the client ([#610](https://github.com/launchdarkly/cpp-sdks/issues/610)) ([9a2f9a3](https://github.com/launchdarkly/cpp-sdks/commit/9a2f9a3c87c35f5a5dc958f646b7b16e50cc96ff))
+* Translate FDv2 changesets into client flag changes ([#606](https://github.com/launchdarkly/cpp-sdks/issues/606)) ([61a248f](https://github.com/launchdarkly/cpp-sdks/commit/61a248f0c547d3e2ecb29f97b45d611a5bb78ad0))
+
+
+### Bug Fixes
+
+* Parse the event Date header in the classic locale ([#604](https://github.com/launchdarkly/cpp-sdks/issues/604)) ([8c0d6a8](https://github.com/launchdarkly/cpp-sdks/commit/8c0d6a8064a28c51b06c7512988ef478c90118f6))
+
 ## [0.14.2](https://github.com/launchdarkly/cpp-sdks/compare/launchdarkly-cpp-internal-v0.14.1...launchdarkly-cpp-internal-v0.14.2) (2026-08-04)
 
 

libs/internal/package.json

@@ -1,7 +1,7 @@
 {
   "name": "@launchdarkly/cpp-internal",
   "description": "This package.json exists for modeling dependencies for the release process.",
-  "version": "0.14.2",
+  "version": "0.15.0",
   "private": true,
   "dependencies": {
     "@launchdarkly/cpp-common": "1.12.0",

libs/server-sdk-dynamodb-source/CHANGELOG.md

@@ -1,5 +1,14 @@
 # Changelog
 
+## [0.3.2](https://github.com/launchdarkly/cpp-sdks/compare/launchdarkly-cpp-server-dynamodb-source-v0.3.1...launchdarkly-cpp-server-dynamodb-source-v0.3.2) (2026-09-24)
+
+
+### Dependencies
+
+* The following workspace dependencies were updated
+  * dependencies
+    * @launchdarkly/cpp-server bumped from 3.13.1 to 3.14.0
+
 ## [0.3.1](https://github.com/launchdarkly/cpp-sdks/compare/launchdarkly-cpp-server-dynamodb-source-v0.3.0...launchdarkly-cpp-server-dynamodb-source-v0.3.1) (2026-08-04)
 
 

libs/server-sdk-dynamodb-source/CMakeLists.txt

@@ -6,7 +6,7 @@ cmake_minimum_required(VERSION 3.19)
 
 project(
         LaunchDarklyCPPServerDynamoDBSource
-        VERSION 0.3.1 # {x-release-please-version}
+        VERSION 0.3.2 # {x-release-please-version}
         DESCRIPTION "LaunchDarkly C++ Server SDK DynamoDB Source"
         LANGUAGES CXX C
 )

libs/server-sdk-dynamodb-source/package.json

@@ -1,9 +1,9 @@
 {
   "name": "@launchdarkly/cpp-server-dynamodb-source",
   "description": "This package.json exists for modeling dependencies for the release process.",
-  "version": "0.3.1",
+  "version": "0.3.2",
   "private": true,
   "dependencies": {
-    "@launchdarkly/cpp-server": "3.13.1"
+    "@launchdarkly/cpp-server": "3.14.0"
   }
 }

libs/server-sdk-otel/CHANGELOG.md

@@ -1,5 +1,14 @@
 # Changelog
 
+## [0.1.6](https://github.com/launchdarkly/cpp-sdks/compare/launchdarkly-cpp-server-otel-v0.1.5...launchdarkly-cpp-server-otel-v0.1.6) (2026-09-24)
+
+
+### Dependencies
+
+* The following workspace dependencies were updated
+  * dependencies
+    * @launchdarkly/cpp-server bumped from 3.13.1 to 3.14.0
+
 ## [0.1.5](https://github.com/launchdarkly/cpp-sdks/compare/launchdarkly-cpp-server-otel-v0.1.4...launchdarkly-cpp-server-otel-v0.1.5) (2026-08-04)
 
 

libs/server-sdk-otel/package.json

@@ -1,9 +1,9 @@
 {
   "name": "@launchdarkly/cpp-server-otel",
   "description": "This package.json exists for modeling dependencies for the release process.",
-  "version": "0.1.5",
+  "version": "0.1.6",
   "private": true,
   "dependencies": {
-    "@launchdarkly/cpp-server": "3.13.1"
+    "@launchdarkly/cpp-server": "3.14.0"
   }
 }

libs/server-sdk-redis-source/CHANGELOG.md

@@ -1,5 +1,14 @@
 # Changelog
 
+## [2.4.2](https://github.com/launchdarkly/cpp-sdks/compare/launchdarkly-cpp-server-redis-source-v2.4.1...launchdarkly-cpp-server-redis-source-v2.4.2) (2026-09-24)
+
+
+### Dependencies
+
+* The following workspace dependencies were updated
+  * dependencies
+    * @launchdarkly/cpp-server bumped from 3.13.1 to 3.14.0
+
 ## [2.4.1](https://github.com/launchdarkly/cpp-sdks/compare/launchdarkly-cpp-server-redis-source-v2.4.0...launchdarkly-cpp-server-redis-source-v2.4.1) (2026-08-04)
 
 

libs/server-sdk-redis-source/CMakeLists.txt

@@ -6,7 +6,7 @@ cmake_minimum_required(VERSION 3.19)
 
 project(
         LaunchDarklyCPPServerRedisSource
-        VERSION 2.4.1 # {x-release-please-version}
+        VERSION 2.4.2 # {x-release-please-version}
         DESCRIPTION "LaunchDarkly C++ Server SDK Redis Source"
         LANGUAGES CXX C
 )

libs/server-sdk-redis-source/package.json

@@ -1,9 +1,9 @@
 {
   "name": "@launchdarkly/cpp-server-redis-source",
   "description": "This package.json exists for modeling dependencies for the release process.",
-  "version": "2.4.1",
+  "version": "2.4.2",
   "private": true,
   "dependencies": {
-    "@launchdarkly/cpp-server": "3.13.1"
+    "@launchdarkly/cpp-server": "3.14.0"
   }
 }

libs/server-sdk/CHANGELOG.md

@@ -1,5 +1,26 @@
 # Changelog
 
+## [3.14.0](https://github.com/launchdarkly/cpp-sdks/compare/launchdarkly-cpp-server-v3.13.1...launchdarkly-cpp-server-v3.14.0) (2026-09-24)
+
+
+### Features
+
+* Add the FDv2 streaming synchronizer to the client SDK ([#611](https://github.com/launchdarkly/cpp-sdks/issues/611)) ([edf0e4f](https://github.com/launchdarkly/cpp-sdks/commit/edf0e4f68af8095e2102b3419ebad06824034970))
+
+
+### Bug Fixes
+
+* allow lazy load evaluations when $inited key is not set ([#508](https://github.com/launchdarkly/cpp-sdks/issues/508)) ([120b79a](https://github.com/launchdarkly/cpp-sdks/commit/120b79aa0fe52a28477035702f23fbc2dc95df12))
+* Read keyed tombstones as deleted, not as live items ([#615](https://github.com/launchdarkly/cpp-sdks/issues/615)) ([c2d54e1](https://github.com/launchdarkly/cpp-sdks/commit/c2d54e18598c240ad8c8def1dbcc0835bd5e2b45))
+
+
+### Dependencies
+
+* The following workspace dependencies were updated
+  * dependencies
+    * @launchdarkly/cpp-internal bumped from 0.14.2 to 0.15.0
+    * @launchdarkly/cpp-sse-client bumped from 0.7.1 to 0.8.0
+
 ## [3.13.1](https://github.com/launchdarkly/cpp-sdks/compare/launchdarkly-cpp-server-v3.13.0...launchdarkly-cpp-server-v3.13.1) (2026-08-04)
 
 

libs/server-sdk/CMakeLists.txt

@@ -6,7 +6,7 @@ cmake_minimum_required(VERSION 3.19)
 
 project(
         LaunchDarklyCPPServer
-        VERSION 3.13.1 # {x-release-please-version}
+        VERSION 3.14.0 # {x-release-please-version}
         DESCRIPTION "LaunchDarkly C++ Server SDK"
         LANGUAGES CXX C
 )

libs/server-sdk/include/launchdarkly/server_side/client.hpp

@@ -671,7 +671,7 @@ class Client : public IClient {
 
    private:
     inline static char const* const kVersion =
-        "3.13.1";  // {x-release-please-version}
+        "3.14.0";  // {x-release-please-version}
     std::unique_ptr<IClient> client;
 };
 

libs/server-sdk/package.json

@@ -1,11 +1,11 @@
 {
   "name": "@launchdarkly/cpp-server",
   "description": "This package.json exists for modeling dependencies for the release process.",
-  "version": "3.13.1",
+  "version": "3.14.0",
   "private": true,
   "dependencies": {
-    "@launchdarkly/cpp-internal": "0.14.2",
+    "@launchdarkly/cpp-internal": "0.15.0",
     "@launchdarkly/cpp-common": "1.12.0",
-    "@launchdarkly/cpp-sse-client": "0.7.1"
+    "@launchdarkly/cpp-sse-client": "0.8.0"
   }
 }

libs/server-sdk/tests/client_test.cpp

@@ -20,7 +20,7 @@ class ClientTest : public ::testing::Test {
 TEST_F(ClientTest, ClientConstructedWithMinimalConfigAndContextT) {
     char const* version = client_.Version();
     ASSERT_TRUE(version);
-    ASSERT_STREQ(version, "3.13.1");  // {x-release-please-version}
+    ASSERT_STREQ(version, "3.14.0");  // {x-release-please-version}
 }
 
 TEST_F(ClientTest, BoolVariationDefaultPassesThrough) {

libs/server-sdk/tests/server_c_bindings_test.cpp

@@ -1,3 +1,3 @@
 #include <gtest/gtest.h>
 
 #include <launchdarkly/server_side/bindings/c/config/builder.h>
@@ -43,7 +43,7 @@
 
     char const* version = LDServerSDK_Version();
     ASSERT_TRUE(version);
-    ASSERT_STREQ(version, "3.13.1");  // {x-release-please-version}
+    ASSERT_STREQ(version, "3.14.0");  // {x-release-please-version}
 
     LDServerSDK_Free(sdk);
 }

libs/server-sent-events/CHANGELOG.md

@@ -1,5 +1,12 @@
 # Changelog
 
+## [0.8.0](https://github.com/launchdarkly/cpp-sdks/compare/launchdarkly-cpp-sse-client-v0.7.1...launchdarkly-cpp-sse-client-v0.8.0) (2026-09-24)
+
+
+### Features
+
+* Add the FDv2 streaming synchronizer to the client SDK ([#611](https://github.com/launchdarkly/cpp-sdks/issues/611)) ([edf0e4f](https://github.com/launchdarkly/cpp-sdks/commit/edf0e4f68af8095e2102b3419ebad06824034970))
+
 ## [0.7.1](https://github.com/launchdarkly/cpp-sdks/compare/launchdarkly-cpp-sse-client-v0.7.0...launchdarkly-cpp-sse-client-v0.7.1) (2026-08-04)
 
 

libs/server-sent-events/package.json

@@ -2,7 +2,7 @@
   "name": "@launchdarkly/cpp-sse-client",
   "description": "This package.json exists for modeling dependencies for the release process.",
   "private": true,
-  "version": "0.7.1",
+  "version": "0.8.0",
   "dependencies": {
     "@launchdarkly/cpp-networking": "0.2.1"
   }