diff --git a/configs/hq50_all.conf b/configs/hq50_all.conf
new file mode 100644
index 00000000..2c72d1cc
--- /dev/null
+++ b/configs/hq50_all.conf
@@ -0,0 +1,88 @@
+# Common parameters for all HQbird 5.x ServerMode.
+#
+##################################################
+
+# Parameter BugCheckAbort must be 1 to allow dumps be saved when FB crashes.
+# Crashes will be intercepted by WER if registry has following key and parameters:
+# HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\Windows Error Reporting\LocalDumps\firebird.exe\
+#     Parameter 'DumpType', type: DWORD, value: 2
+#     Parameter 'DumpFolder', type: EXPAND_SZ, value: directory for storing dumps
+#     Parameter 'DumpCount', type: DWORD, value: at least 3.
+#
+# Also, following must present in the registry to disable any pop-up window when program crashes:
+#     key: HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\Windows Error Reporting\
+#     parameter: 'DontShowUI', type: DWORD, value: 2
+#
+BugCheckAbort = 1
+
+# See parameter 'PORT_FOR_LISTENING' in QA_rundaily.conf:
+#
+RemoteServicePort = !PORT_FOR_LISTENING!
+
+UseFileSystemCache = true
+
+InlineSortThreshold = 1000
+
+# Valid values: [0...1000]. If set to zero, pool is disabled. Default: 0.
+# Actual value was taken from %~dpn0.conf:
+#
+ExtConnPoolSize = 10
+
+# Set the time before destroyng inactive external connection, seconds. Valid values: [1...86400]. Default: 7200 seconds.
+# Actual value was taken from %~dpn0.conf:
+#
+ExtConnPoolLifeTime = 10
+
+# 05-sep-2019, FB 4.x+: intentionally change ReadConsistency with NON-DEFAULT value in order to have ability
+# to use BOTH isolation levels for transactions that are to be started in READ COMMITTED mode:
+# 1. READ COMMITTED READ CONSISTENCY
+# 2. READ COMMITTED [NO] RECORD_VERSION
+# See test for CORE-5953, "Statement level read consistency in read-committed transactions":
+# we test there result for BOTH modes of RC isolation level.
+#
+ReadConsistency = 0
+
+# Added 13.04.2019: start implementing tests for verifying DB encryption tasks
+# Encryption demo plugin was supplied by IBSurgeon, see !ENCRYPTION_PLUGIN_FOLDER!
+#
+WireCrypt = Enabled
+KeyHolderPlugin = fbSampleKeyHolder
+
+MaxUnflushedWrites = -1
+MaxUnflushedWriteTime = -1
+
+ExternalFileAccess = Full
+
+# See parameter 'TEMP_DIR' in QA_rundaily.conf:
+#
+TempDirectories=!TEMP_DIR!
+
+AuthServer = Srp, Win_Sspi, Legacy_Auth
+UserManager = Srp, Legacy_UserManager
+
+MaxIdentifierByteLength = 252
+MaxIdentifierCharLength = 63
+WireCryptPlugin = ChaCha, Arc4
+
+StatementTimeout = 7200
+
+ConnectionIdleTimeout = 0
+ClearGTTAtRetaining = 0
+ClientBatchBuffer = 131072
+SnapshotsMemSize = 64K
+TipCacheBlockSize = 4M
+
+# HQbird specific:
+#
+ParallelWorkers = 1
+MaxParallelWorkers = 2
+DSQLCacheSize = 0
+MaxTempBlobs = 1000
+BlobTempSpace = 1
+LeftJoinConversion = false
+SortDataStorageThreshold = 4096
+TempSpaceLogThreshold = 0
+HQbirdVersionString = 1
+
+MinDbCachePages = 0
+MaxDbCachePages = 0
diff --git a/configs/hq50_cs.conf b/configs/hq50_cs.conf
new file mode 100644
index 00000000..bb62489f
--- /dev/null
+++ b/configs/hq50_cs.conf
@@ -0,0 +1,11 @@
+# Parameters specific to HQbird 5.x Classic
+###########################################
+
+ServerMode = Classic
+DefaultDBCachePages = 2048
+TempCacheLimit = 128K
+
+# Parameter for tests which must use XNET connection protocol:
+IpcName = xnet_hq5x_cs
+
+
diff --git a/configs/hq50_sc.conf b/configs/hq50_sc.conf
new file mode 100644
index 00000000..4db1c393
--- /dev/null
+++ b/configs/hq50_sc.conf
@@ -0,0 +1,13 @@
+# Parameters specific to HQbird 5.x SuperClassic:
+#################################################
+
+ServerMode = SuperClassic
+DefaultDBCachePages = 2048
+
+# Common for all connections in SC:
+#
+TempCacheLimit = 1G
+
+# Parameter for tests which must use XNET connection protocol:
+IpcName = xnet_hq5x_sc
+
diff --git a/configs/hq50_ss.conf b/configs/hq50_ss.conf
new file mode 100644
index 00000000..aaac5155
--- /dev/null
+++ b/configs/hq50_ss.conf
@@ -0,0 +1,27 @@
+# Parameters specific to HQbird 5.x SuperServer:
+################################################
+
+ServerMode = Super
+
+# Increased 11.04.2021 after discuss with dimitr
+# See mailbox pz@ibase.ru, 11-apr-2021.
+# DefaultDBCachePages = 100K
+
+# Reduced 06.12.2022 otherwise dumps will have
+# too big size and will be rotated too frequent.
+# Discussed with Alex
+# See mailbox p519446@yandex.ru, 16-nov-2022
+#
+DefaultDBCachePages = 10K
+
+
+# Common for all connections in SS:
+#
+# Increased 11.04.2021 after discuss with dimitr
+# See e-mail pz@ibase.ru, 11-apr-2021.
+#
+TempCacheLimit = 1G
+
+# Parameter for tests which must use XNET connection protocol:
+IpcName = xnet_hq5x_ss
+