diff --git a/assets/SConscript b/assets/SConscript
index ef5d83c79..21437aa30 100644
--- a/assets/SConscript
+++ b/assets/SConscript
@@ -78,7 +78,9 @@ if assetsenv["IS_BASE_FIRMWARE"]:
     resources = assetsenv.Command(
         "#/assets/resources/Manifest",
         assetsenv.GlobRecursive(
-            "*", assetsenv.Dir("resources").srcnode(), exclude="Manifest"
+            "*",
+            assetsenv.Dir("resources").srcnode(),
+            exclude=["Manifest"],
         ),
         action=Action(
             '${PYTHON3} "${ASSETS_COMPILER}" manifest "${TARGET.dir.posix}" --timestamp=${GIT_UNIX_TIMESTAMP}',
diff --git a/firmware.scons b/firmware.scons
index 92f2d1a91..a094765af 100644
--- a/firmware.scons
+++ b/firmware.scons
@@ -2,6 +2,7 @@ Import("ENV", "fw_build_meta")
 
 from SCons.Errors import UserError
 from SCons.Node import FS
+
 import itertools
 
 from fbt_extra.util import (
@@ -171,7 +172,7 @@ sources = [apps_c]
 # Gather sources only from app folders in current configuration
 sources.extend(
     itertools.chain.from_iterable(
-        fwenv.GlobRecursive(source_type, appdir.relpath, exclude="lib")
+        fwenv.GlobRecursive(source_type, appdir.relpath, exclude=["lib"])
         for appdir, source_type in fwenv["APPBUILD"].get_builtin_app_folders()
     )
 )
diff --git a/firmware/targets/f18/api_symbols.csv b/firmware/targets/f18/api_symbols.csv
index 025b605fc..d29d696fc 100644
--- a/firmware/targets/f18/api_symbols.csv
+++ b/firmware/targets/f18/api_symbols.csv
@@ -1,5 +1,5 @@
 entry,status,name,type,params
-Version,+,13.0,,
+Version,+,13.1,,
 Header,+,applications/services/bt/bt_service/bt.h,,
 Header,+,applications/services/cli/cli.h,,
 Header,+,applications/services/cli/cli_vcp.h,,
@@ -546,6 +546,7 @@ Function,+,canvas_invert_color,void,Canvas*
 Function,+,canvas_reset,void,Canvas*
 Function,+,canvas_set_bitmap_mode,void,"Canvas*, _Bool"
 Function,+,canvas_set_color,void,"Canvas*, Color"
+Function,+,canvas_set_custom_u8g2_font,void,"Canvas*, const uint8_t*"
 Function,+,canvas_set_font,void,"Canvas*, Font"
 Function,+,canvas_set_font_direction,void,"Canvas*, CanvasDirection"
 Function,+,canvas_string_width,uint16_t,"Canvas*, const char*"
@@ -910,7 +911,6 @@ Function,-,furi_hal_flash_write_dword,void,"size_t, uint64_t"
 Function,+,furi_hal_gpio_add_int_callback,void,"const GpioPin*, GpioExtiCallback, void*"
 Function,+,furi_hal_gpio_disable_int_callback,void,const GpioPin*
 Function,+,furi_hal_gpio_enable_int_callback,void,const GpioPin*
-Function,+,furi_hal_resources_get_ext_pin_number,int32_t,const GpioPin*
 Function,+,furi_hal_gpio_init,void,"const GpioPin*, const GpioMode, const GpioPull, const GpioSpeed"
 Function,+,furi_hal_gpio_init_ex,void,"const GpioPin*, const GpioMode, const GpioPull, const GpioSpeed, const GpioAltFn"
 Function,+,furi_hal_gpio_init_simple,void,"const GpioPin*, const GpioMode"
@@ -1017,6 +1017,7 @@ Function,+,furi_hal_region_is_frequency_allowed,_Bool,uint32_t
 Function,+,furi_hal_region_is_provisioned,_Bool,
 Function,+,furi_hal_region_set,void,FuriHalRegion*
 Function,-,furi_hal_resources_deinit_early,void,
+Function,+,furi_hal_resources_get_ext_pin_number,int32_t,const GpioPin*
 Function,-,furi_hal_resources_init,void,
 Function,-,furi_hal_resources_init_early,void,
 Function,+,furi_hal_rtc_datetime_to_timestamp,uint32_t,FuriHalRtcDateTime*
diff --git a/lib/misc.scons b/lib/misc.scons
index cd2377ceb..49b6b61d9 100644
--- a/lib/misc.scons
+++ b/lib/misc.scons
@@ -1,5 +1,7 @@
 Import("env")
 
+from fbt.util import GLOB_FILE_EXCLUSION
+
 env.Append(
     CPPPATH=[
         "#/lib/digital_signal",
@@ -39,7 +41,11 @@ libs_plain = [
 ]
 
 for lib in libs_plain:
-    sources += Glob(lib + "/*.c*", source=True)
+    sources += Glob(
+        lib + "/*.c*",
+        exclude=GLOB_FILE_EXCLUSION,
+        source=True,
+    )
 
 lib = libenv.StaticLibrary("${FW_LIB_NAME}", sources)
 libenv.Install("${LIB_DIST_DIR}", lib)
diff --git a/scripts/fbt/util.py b/scripts/fbt/util.py
index ee7562058..7bdaea031 100644
--- a/scripts/fbt/util.py
+++ b/scripts/fbt/util.py
@@ -8,6 +8,10 @@ import os
 
 WINPATHSEP_RE = re.compile(r"\\([^\"'\\]|$)")
 
+# Used by default when globbing for files with GlobRecursive
+# Excludes all files ending with ~, usually created by editors as backup files
+GLOB_FILE_EXCLUSION = ["*~"]
+
 
 def tempfile_arg_esc_func(arg):
     arg = quote_spaces(arg)
diff --git a/scripts/fbt_tools/fbt_assets.py b/scripts/fbt_tools/fbt_assets.py
index e17487358..d2a58f3fb 100644
--- a/scripts/fbt_tools/fbt_assets.py
+++ b/scripts/fbt_tools/fbt_assets.py
@@ -27,9 +27,7 @@ def proto_emitter(target, source, env):
 def dolphin_emitter(target, source, env):
     res_root_dir = source[0].Dir(env["DOLPHIN_RES_TYPE"])
     source = [res_root_dir]
-    source.extend(
-        env.GlobRecursive("*.*", res_root_dir.srcnode()),
-    )
+    source.extend(env.GlobRecursive("*.*", res_root_dir.srcnode()))
 
     target_base_dir = target[0]
     env.Replace(_DOLPHIN_OUT_DIR=target[0])
diff --git a/scripts/fbt_tools/sconsrecursiveglob.py b/scripts/fbt_tools/sconsrecursiveglob.py
index 32ff55ea1..fbcee965b 100644
--- a/scripts/fbt_tools/sconsrecursiveglob.py
+++ b/scripts/fbt_tools/sconsrecursiveglob.py
@@ -1,7 +1,11 @@
 import SCons
+from SCons.Script import Flatten
+from fbt.util import GLOB_FILE_EXCLUSION
 
 
-def GlobRecursive(env, pattern, node=".", exclude=None):
+def GlobRecursive(env, pattern, node=".", exclude=[]):
+    exclude = list(set(Flatten(exclude) + GLOB_FILE_EXCLUSION))
+    # print(f"Starting glob for {pattern} from {node} (exclude: {exclude})")
     results = []
     if isinstance(node, str):
         node = env.Dir(node)
@@ -13,7 +17,7 @@ def GlobRecursive(env, pattern, node=".", exclude=None):
         source=True,
         exclude=exclude,
     )
-    # print(f"Glob for {pattern} from {node}: {results}")
+    # print(f"Glob result for {pattern} from {node}: {results}")
     return results