diff --git a/.gitignore b/.gitignore
index c659f5e..03971ad 100644
--- a/.gitignore
+++ b/.gitignore
@@ -52,6 +52,8 @@ buildNumber.properties
 .mvn/wrapper/maven-wrapper.jar
 
 /generated/
+/generated-sealed/
+/generated-legacy/
 /vcpkg/
 linux-build.sh
 linux-deploy-release.sh
diff --git a/scripts/continuous-integration/github-workflows/build-tdapi.sh b/scripts/continuous-integration/github-workflows/build-tdapi.sh
index afa7731..a230979 100755
--- a/scripts/continuous-integration/github-workflows/build-tdapi.sh
+++ b/scripts/continuous-integration/github-workflows/build-tdapi.sh
@@ -1,15 +1,14 @@
 #!/bin/bash -e
 set -e
 cd ./scripts/core/
-API_TYPE=legacy ./generate_tdapi_maven_project.sh
 ./generate_td_tools.sh
 ./configure_td.sh
+
+API_TYPE=legacy ./generate_tdapi_maven_project.sh
 API_TYPE=legacy ./generate_tdapi_java_file.sh
 API_TYPE=legacy ./build_generated_tdapi_maven_project.sh
 
 API_TYPE=sealed ./generate_tdapi_maven_project.sh
-./generate_td_tools.sh
-./configure_td.sh
 API_TYPE=sealed ./generate_tdapi_java_file.sh
 API_TYPE=sealed ./build_generated_tdapi_maven_project.sh
 
diff --git a/scripts/continuous-integration/github-workflows/deploy-javadoc.sh b/scripts/continuous-integration/github-workflows/deploy-javadoc.sh
index dc68337..7eff92a 100755
--- a/scripts/continuous-integration/github-workflows/deploy-javadoc.sh
+++ b/scripts/continuous-integration/github-workflows/deploy-javadoc.sh
@@ -11,7 +11,7 @@ if [ -z "${API_TYPE}" ]; then
 	exit 1
 fi
 
-cd ./generated/target/apidocs
+cd "./generated-${API_TYPE}/target/apidocs"
 find . -name '*.html' -exec sed -i -r 's/<\/title>/<\/title>\n<meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"><style>\n\t#memberSummary_tabpanel{overflow-x: auto;}\n\tli.blockList{overflow-x: auto;}\n\ttd.colLast div{max-width:30vw;}\n\t#search{width: 400px;max-width: 65vw;}\n\t.title,.subTitle,pre,.inheritance,h1,h2,h3,h4,h5,.memberSummary,.memberSignature,.typeSummary,.blockList,.contentContainer{white-space:normal;word-break:break-word;}\n\tul{padding-left:10px}\n<\/style>/' {} \;
 git init
 git checkout -b "${IMPLEMENTATION_NAME}-${API_TYPE}"
diff --git a/scripts/core/build_generated_tdapi_maven_project.sh b/scripts/core/build_generated_tdapi_maven_project.sh
index 5e81448..9cb4e8b 100755
--- a/scripts/core/build_generated_tdapi_maven_project.sh
+++ b/scripts/core/build_generated_tdapi_maven_project.sh
@@ -13,7 +13,7 @@ echo "Building TdApi package..."
 echo "Current directory: $(pwd)"
 echo "API type: ${API_TYPE}"
 
-cd ../../generated
+cd ../../generated-"$API_TYPE"
 
 mvn -B "-D${API_TYPE}" clean install
 
diff --git a/scripts/core/deploy_release.sh b/scripts/core/deploy_release.sh
index faed812..9b43dc5 100755
--- a/scripts/core/deploy_release.sh
+++ b/scripts/core/deploy_release.sh
@@ -13,7 +13,11 @@ fi
 source ./setup-variables.sh
 FALLBACK_API_TYPE="sealed"
 
-cd ../../generated
+if [ -z "${API_TYPE}" ]; then
+	cd ../../generated
+else
+	cd "../../generated-${API_TYPE}"
+fi
 
 mvn -B -DrevisionNumber="${REVISION}" "-D${API_TYPE:-${FALLBACK_API_TYPE}}" -DrevisionSuffix="" clean deploy
 
diff --git a/scripts/core/deploy_snapshot.sh b/scripts/core/deploy_snapshot.sh
index 9f854c2..ab8a254 100755
--- a/scripts/core/deploy_snapshot.sh
+++ b/scripts/core/deploy_snapshot.sh
@@ -2,7 +2,11 @@
 # OTHER ENVIRONMENT VARIABLES:
 #   API_TYPE = <legacy|sealed>
 
-cd ../../generated
+if [ -z "${API_TYPE}" ]; then
+	cd ../../generated
+else
+	cd "../../generated-${API_TYPE}"
+fi
 
 FALLBACK_API_TYPE="sealed"
 
diff --git a/scripts/core/generate_td_tools.sh b/scripts/core/generate_td_tools.sh
index 503fcb1..00e9ba5 100755
--- a/scripts/core/generate_td_tools.sh
+++ b/scripts/core/generate_td_tools.sh
@@ -43,6 +43,10 @@ echo "Deleting old data..."
 [ -d ./generated/implementation/ ] && rm -r ./generated/implementation/
 [ -d ./generated/td_tools/ ] && rm -r ./generated/td_tools/
 
+# Create missing folders
+echo "Creating missing folders..."
+[ -d "./generated" ] || mkdir "./generated"
+
 # Copy implementation files
 echo "Copying implementation files..."
 cp -r implementations/${IMPLEMENTATION_NAME} ./generated/implementation
diff --git a/scripts/core/generate_tdapi_java_file.sh b/scripts/core/generate_tdapi_java_file.sh
index 8e42de1..8df94eb 100755
--- a/scripts/core/generate_tdapi_java_file.sh
+++ b/scripts/core/generate_tdapi_java_file.sh
@@ -67,19 +67,19 @@ fi
 
 # Delete old data
 echo "Deleting old data..."
-[ -d ./generated/tdjni_build/ ] && rm -r ./generated/tdjni_build/
-[ -d ./generated/tdjni_bin/ ] && rm -r ./generated/tdjni_bin/
-[ -d ./generated/tdjni_docs/ ] && rm -r ./generated/tdjni_docs/
-[ -f ./generated/src/main/java17/${JAVA_API_PACKAGE_PATH}/TdApi.java ] && rm ./generated/src/main/java17/${JAVA_API_PACKAGE_PATH}/TdApi.java
-[ -f ./generated/src/main/java/${JAVA_API_PACKAGE_PATH}/TdApi.java ] && rm ./generated/src/main/java/${JAVA_API_PACKAGE_PATH}/TdApi.java
+[ -d ./generated-"$API_TYPE"/tdjni_build/ ] && rm -r ./generated-"$API_TYPE"/tdjni_build/
+[ -d ./generated-"$API_TYPE"/tdjni_bin/ ] && rm -r ./generated-"$API_TYPE"/tdjni_bin/
+[ -d ./generated-"$API_TYPE"/tdjni_docs/ ] && rm -r ./generated-"$API_TYPE"/tdjni_docs/
+[ -f ./generated-"$API_TYPE"/src/main/java17/${JAVA_API_PACKAGE_PATH}/TdApi.java ] && rm ./generated-"$API_TYPE"/src/main/java17/${JAVA_API_PACKAGE_PATH}/TdApi.java
+[ -f ./generated-"$API_TYPE"/src/main/java/${JAVA_API_PACKAGE_PATH}/TdApi.java ] && rm ./generated-"$API_TYPE"/src/main/java/${JAVA_API_PACKAGE_PATH}/TdApi.java
 
 # Create missing folders
 echo "Creating missing folders..."
-[ -d "./generated/src/main/java/${JAVA_API_PACKAGE_PATH}/" ] || mkdir -p "./generated/src/main/java/${JAVA_API_PACKAGE_PATH}/"
-[ -d "./generated/src/main/java/${JAVA_LIB_PACKAGE_PATH}/" ] || mkdir -p "./generated/src/main/java/${JAVA_LIB_PACKAGE_PATH}/"
-[ -d ./generated/tdjni_build/ ] || mkdir ./generated/tdjni_build/
-[ -d ./generated/tdjni_bin/ ] || mkdir ./generated/tdjni_bin/
-[ -d ./generated/tdjni_docs/ ] || mkdir ./generated/tdjni_docs/
+[ -d "./generated-$API_TYPE/src/main/java/${JAVA_API_PACKAGE_PATH}/" ] || mkdir -p "./generated-$API_TYPE/src/main/java/${JAVA_API_PACKAGE_PATH}/"
+[ -d "./generated-$API_TYPE/src/main/java/${JAVA_LIB_PACKAGE_PATH}/" ] || mkdir -p "./generated-$API_TYPE/src/main/java/${JAVA_LIB_PACKAGE_PATH}/"
+[ -d ./generated-"$API_TYPE"/tdjni_build/ ] || mkdir ./generated-"$API_TYPE"/tdjni_build/
+[ -d ./generated-"$API_TYPE"/tdjni_bin/ ] || mkdir ./generated-"$API_TYPE"/tdjni_bin/
+[ -d ./generated-"$API_TYPE"/tdjni_docs/ ] || mkdir ./generated-"$API_TYPE"/tdjni_docs/
 
 # Copy executables
 echo "Copying executables..."
@@ -98,23 +98,23 @@ echo "Telegram source path: '$(realpath -m ./implementation/)'"
 
 # Run cmake to generate TdApi.java
 echo "Generating TdApi.java..."
-./td_tools/td/generate/td_generate_java_api TdApi "./implementation/td/generate/scheme/td_api.tlo" "./src/main/java" "$JAVA_API_PACKAGE_PATH"
-php ./implementation/td/generate/JavadocTlDocumentationGenerator.php "./implementation/td/generate/scheme/td_api.tl" "./src/main/java/${JAVA_API_PACKAGE_PATH}/TdApi.java"
-mv "./src/main/java/${JAVA_API_PACKAGE_PATH}/TdApi.java" "./src/main/java/${JAVA_API_PACKAGE_PATH}/php_TdApi.java"
+./td_tools/td/generate/td_generate_java_api TdApi "./implementation/td/generate/scheme/td_api.tlo" "../generated-$API_TYPE/src/main/java" "$JAVA_API_PACKAGE_PATH"
+php ./implementation/td/generate/JavadocTlDocumentationGenerator.php "./implementation/td/generate/scheme/td_api.tl" "../generated-$API_TYPE/src/main/java/${JAVA_API_PACKAGE_PATH}/TdApi.java"
+mv "../generated-$API_TYPE/src/main/java/${JAVA_API_PACKAGE_PATH}/TdApi.java" "../generated-$API_TYPE/src/main/java/${JAVA_API_PACKAGE_PATH}/php_TdApi.java"
 
 echo "Patching TdApi.java for Java ${MIN_JDK_VERSION}..."
-${PYTHON_EXECUTABLE} ../scripts/core/tdlib-serializer "$(realpath -m  ./src/main/java/${JAVA_API_PACKAGE_PATH}/php_TdApi.java)" "$(realpath -m ./src/main/java/${JAVA_API_PACKAGE_PATH}/unexpanded_TdApi.java)" "$(realpath -m ../scripts/core/tdlib-serializer/headers.txt)" "$SEALED"
+${PYTHON_EXECUTABLE} ../scripts/core/tdlib-serializer "$(realpath -m  ../generated-"$API_TYPE"/src/main/java/${JAVA_API_PACKAGE_PATH}/php_TdApi.java)" "$(realpath -m ../generated-"$API_TYPE"/src/main/java/${JAVA_API_PACKAGE_PATH}/unexpanded_TdApi.java)" "$(realpath -m ../scripts/core/tdlib-serializer/headers.txt)" "$SEALED"
 if [[ "$OPERATING_SYSTEM_NAME" == "osx" ]]; then
-	unexpand --tabs=2 ./src/main/java/${JAVA_API_PACKAGE_PATH}/unexpanded_TdApi.java > ./src/main/java/${JAVA_API_PACKAGE_PATH}/TdApi.java
+	unexpand --tabs=2 ../generated-"$API_TYPE"/src/main/java/${JAVA_API_PACKAGE_PATH}/unexpanded_TdApi.java > ../generated-"$API_TYPE"/src/main/java/${JAVA_API_PACKAGE_PATH}/TdApi.java
 else
-	unexpand -t 2 ./src/main/java/${JAVA_API_PACKAGE_PATH}/unexpanded_TdApi.java > ./src/main/java/${JAVA_API_PACKAGE_PATH}/TdApi.java
+	unexpand -t 2 ../generated-"$API_TYPE"/src/main/java/${JAVA_API_PACKAGE_PATH}/unexpanded_TdApi.java > ../generated-"$API_TYPE"/src/main/java/${JAVA_API_PACKAGE_PATH}/TdApi.java
 fi
-rm ./src/main/java/${JAVA_API_PACKAGE_PATH}/unexpanded_TdApi.java
+rm ../generated-"$API_TYPE"/src/main/java/${JAVA_API_PACKAGE_PATH}/unexpanded_TdApi.java
 
-echo "Generated '$(realpath -m ./src/main/java/${JAVA_API_PACKAGE_PATH}/TdApi.java)'"
+echo "Generated '$(realpath -m ../generated-"$API_TYPE"/src/main/java/${JAVA_API_PACKAGE_PATH}/TdApi.java)'"
 
 
-rm ./src/main/java/${JAVA_API_PACKAGE_PATH}/php_TdApi.java
+rm ../generated-"$API_TYPE"/src/main/java/${JAVA_API_PACKAGE_PATH}/php_TdApi.java
 
 echo "Done."
 exit 0
diff --git a/scripts/core/generate_tdapi_maven_project.sh b/scripts/core/generate_tdapi_maven_project.sh
index 03cd3dd..4047be2 100755
--- a/scripts/core/generate_tdapi_maven_project.sh
+++ b/scripts/core/generate_tdapi_maven_project.sh
@@ -37,21 +37,21 @@ echo "API type: ${API_TYPE}"
 
 # Delete old data
 echo "Deleting old data..."
-[ -d ./generated/ ] && rm -r ./generated/
+[ -d "./generated-${API_TYPE}" ] && rm -r "./generated-${API_TYPE}"
 
 # Create missing folders
 echo "Creating missing folders..."
-[ -d ./generated/ ] || mkdir ./generated/
-[ -d ./generated/src/main ] || mkdir -p ./generated/src/main
+[ -d "./generated-${API_TYPE}" ] || mkdir "./generated-${API_TYPE}"
+[ -d "./generated-${API_TYPE}/src/main" ] || mkdir -p "./generated-${API_TYPE}/src/main"
 
 # Generate pom.xml
 echo "Generating pom.xml..."
-sed -f "src/main/replacements/replace-${OPERATING_SYSTEM_NAME}-${CPU_ARCHITECTURE_NAME}-${IMPLEMENTATION_NAME}-${API_TYPE}.sed" src/main/tdapi-project-src/pom.template.xml > generated/pom.xml
+sed -f "src/main/replacements/replace-${OPERATING_SYSTEM_NAME}-${CPU_ARCHITECTURE_NAME}-${IMPLEMENTATION_NAME}-${API_TYPE}.sed" src/main/tdapi-project-src/pom.template.xml > "./generated-${API_TYPE}/pom.xml"
 
 # Copy source files
 echo "Copying source files..."
-[ -d ./src/main/tdapi-java ] && cp -r ./src/main/tdapi-java ./generated/src/main/java
-[ -d ./src/main/tdapi-resources ] && cp -r ./src/main/tdapi-resources ./generated/src/main/resources
+[ -d ./src/main/tdapi-java ] && cp -r ./src/main/tdapi-java "./generated-${API_TYPE}/src/main/java"
+[ -d ./src/main/tdapi-resources ] && cp -r ./src/main/tdapi-resources "./generated-${API_TYPE}/src/main/resources"
 
 echo "Done."
 exit 0
diff --git a/scripts/utils/compile-tdapi-package.sh b/scripts/utils/compile-tdapi-package.sh
index 8767f4f..0583633 100755
--- a/scripts/utils/compile-tdapi-package.sh
+++ b/scripts/utils/compile-tdapi-package.sh
@@ -16,15 +16,14 @@ cd ../core
 source ./setup-variables.sh
 ./install-dependencies.sh
 
-API_TYPE=legacy ./generate_tdapi_maven_project.sh
 ./generate_td_tools.sh
 ./configure_td.sh
+
+API_TYPE=legacy ./generate_tdapi_maven_project.sh
 API_TYPE=legacy ./generate_tdapi_java_file.sh
 API_TYPE=legacy ./build_generated_tdapi_maven_project.sh
 
 API_TYPE=sealed ./generate_tdapi_maven_project.sh
-./generate_td_tools.sh
-./configure_td.sh
 API_TYPE=sealed ./generate_tdapi_java_file.sh
 API_TYPE=sealed ./build_generated_tdapi_maven_project.sh