diff --git a/CHANGES b/CHANGES
index 35422cef7..d20924cce 100644
--- a/CHANGES
+++ b/CHANGES
@@ -28,6 +28,7 @@ Other fixes:
  - Qt: Fix crash in sprite viewer magnification (fixes mgba.io/i/1362)
  - 3DS: Ensure core 2 can be used for threaded renderer (fixes mgba.io/i/1371)
  - GB Core: Fix toggling WIN and OBJ being swapped
+ - All: Fix several memory leaks
 Misc:
  - GBA Savedata: EEPROM performance fixes
  - GBA Savedata: Automatically map 1Mbit Flash files as 1Mbit Flash
diff --git a/src/core/cheats.c b/src/core/cheats.c
index d0ed72508..0abcbd537 100644
--- a/src/core/cheats.c
+++ b/src/core/cheats.c
@@ -90,6 +90,7 @@ void mCheatSetDeinit(struct mCheatSet* set) {
 	if (set->name) {
 		free(set->name);
 	}
+	StringListDeinit(&set->lines);
 	set->deinit(set);
 	free(set);
 }
diff --git a/src/debugger/test/parser.c b/src/debugger/test/parser.c
index a2635f4fb..c1c2840d2 100644
--- a/src/debugger/test/parser.c
+++ b/src/debugger/test/parser.c
@@ -21,16 +21,16 @@ struct LPTest {
 	struct ParseTree* tree = &lp->tree; \
 	parseLexedExpression(tree, &lp->lv)
 
-M_TEST_SUITE_SETUP(Parser) {
+static int parseSetup(void** state) {
 	struct LPTest* lp = malloc(sizeof(struct LPTest));
 	LexVectorInit(&lp->lv, 0);
 	*state = lp;
 	return 0;
 }
 
-M_TEST_SUITE_TEARDOWN(Parser) {
+static int parseTeardown(void** state) {
 	struct LPTest* lp = *state;
-	parseFree(&lp->tree); \
+	parseFree(&lp->tree);
 	lexFree(&lp->lv);
 	LexVectorDeinit(&lp->lv);
 	free(lp);
@@ -135,14 +135,14 @@ M_TEST_DEFINE(parseUnaryChainedOperator) {
 	assert_int_equal(tree->rhs->rhs->token.uintValue, 2);
 }
 
-M_TEST_SUITE_DEFINE_SETUP_TEARDOWN(Parser,
-	cmocka_unit_test(parseEmpty),
-	cmocka_unit_test(parseInt),
-	cmocka_unit_test(parseLexError),
-	cmocka_unit_test(parseError),
-	cmocka_unit_test(parseSimpleExpression),
-	cmocka_unit_test(parseAddMultplyExpression),
-	cmocka_unit_test(parseParentheticalExpression),
-	cmocka_unit_test(parseParentheticalAddMultplyExpression),
-	cmocka_unit_test(parseIsolatedOperator),
-	cmocka_unit_test(parseUnaryChainedOperator))
+M_TEST_SUITE_DEFINE(Parser,
+	cmocka_unit_test_setup_teardown(parseEmpty, parseSetup, parseTeardown),
+	cmocka_unit_test_setup_teardown(parseInt, parseSetup, parseTeardown),
+	cmocka_unit_test_setup_teardown(parseLexError, parseSetup, parseTeardown),
+	cmocka_unit_test_setup_teardown(parseError, parseSetup, parseTeardown),
+	cmocka_unit_test_setup_teardown(parseSimpleExpression, parseSetup, parseTeardown),
+	cmocka_unit_test_setup_teardown(parseAddMultplyExpression, parseSetup, parseTeardown),
+	cmocka_unit_test_setup_teardown(parseParentheticalExpression, parseSetup, parseTeardown),
+	cmocka_unit_test_setup_teardown(parseParentheticalAddMultplyExpression, parseSetup, parseTeardown),
+	cmocka_unit_test_setup_teardown(parseIsolatedOperator, parseSetup, parseTeardown),
+	cmocka_unit_test_setup_teardown(parseUnaryChainedOperator, parseSetup, parseTeardown))
diff --git a/src/feature/gui/gui-runner.c b/src/feature/gui/gui-runner.c
index 50c9dea42..128160cad 100644
--- a/src/feature/gui/gui-runner.c
+++ b/src/feature/gui/gui-runner.c
@@ -362,6 +362,7 @@ void mGUIRun(struct mGUIRunner* runner, const char* path) {
 		found = mCoreLoadFile(runner->core, path);
 		if (!found) {
 			mLOG(GUI_RUNNER, WARN, "Failed to load %s!", path);
+			mCoreConfigDeinit(&runner->core->config);
 			runner->core->deinit(runner->core);
 		}
 	}
@@ -606,6 +607,7 @@ void mGUIRun(struct mGUIRunner* runner, const char* path) {
 	}
 	mInputMapDeinit(&runner->core->inputMap);
 	mLOG(GUI_RUNNER, DEBUG, "Deinitializing core...");
+	mCoreConfigDeinit(&runner->core->config);
 	runner->core->deinit(runner->core);
 	runner->core = NULL;
 
diff --git a/src/gb/test/core.c b/src/gb/test/core.c
index a8638012b..1d0b3416a 100644
--- a/src/gb/test/core.c
+++ b/src/gb/test/core.c
@@ -31,6 +31,7 @@ M_TEST_DEFINE(reset) {
 	assert_true(core->init(core));
 	mCoreInitConfig(core, NULL);
 	core->reset(core);
+	mCoreConfigDeinit(&core->config);
 	core->deinit(core);
 }
 
@@ -41,6 +42,7 @@ M_TEST_DEFINE(loadNullROM) {
 	mCoreInitConfig(core, NULL);
 	assert_false(core->loadROM(core, NULL));
 	core->reset(core);
+	mCoreConfigDeinit(&core->config);
 	core->deinit(core);
 }
 
@@ -51,7 +53,9 @@ M_TEST_DEFINE(isROM) {
 	struct mCore* core = mCoreFindVF(vf);
 	assert_non_null(core);
 	assert_int_equal(core->platform(core), PLATFORM_GB);
+	vf->close(vf);
 	assert_true(core->init(core));
+
 	core->deinit(core);
 }
 
diff --git a/src/gb/test/mbc.c b/src/gb/test/mbc.c
index 5498d004d..7bcfcd248 100644
--- a/src/gb/test/mbc.c
+++ b/src/gb/test/mbc.c
@@ -27,6 +27,7 @@ M_TEST_SUITE_TEARDOWN(GBMBC) {
 		return 0;
 	}
 	struct mCore* core = *state;
+	mCoreConfigDeinit(&core->config);
 	core->deinit(core);
 	return 0;
 }
diff --git a/src/gb/test/memory.c b/src/gb/test/memory.c
index 01a4b398f..ab64598ff 100644
--- a/src/gb/test/memory.c
+++ b/src/gb/test/memory.c
@@ -27,6 +27,7 @@ M_TEST_SUITE_TEARDOWN(GBMemory) {
 		return 0;
 	}
 	struct mCore* core = *state;
+	mCoreConfigDeinit(&core->config);
 	core->deinit(core);
 	return 0;
 }
diff --git a/src/gb/test/rtc.c b/src/gb/test/rtc.c
index 71d06ced2..6ac03feb5 100644
--- a/src/gb/test/rtc.c
+++ b/src/gb/test/rtc.c
@@ -69,6 +69,7 @@ M_TEST_SUITE_TEARDOWN(GBRTC) {
 		return 0;
 	}
 	struct GBRTCTest* test = *state;
+	mCoreConfigDeinit(&test->core->config);
 	test->core->deinit(test->core);
 	free(test);
 	return 0;
diff --git a/src/gba/test/cheats.c b/src/gba/test/cheats.c
index a18e77c5e..6f4b8cb4c 100644
--- a/src/gba/test/cheats.c
+++ b/src/gba/test/cheats.c
@@ -13,7 +13,7 @@
 #include "gba/cheats/parv3.h"
 #include "gba/cheats/gameshark.h"
 
-M_TEST_SUITE_SETUP(GBACheats) {
+static int cheatsSetup(void** state) {
 	struct mCore* core = GBACoreCreate();
 	core->init(core);
 	core->cheatDevice(core);
@@ -21,7 +21,7 @@ M_TEST_SUITE_SETUP(GBACheats) {
 	return 0;
 }
 
-M_TEST_SUITE_TEARDOWN(GBACheats) {
+static int cheatsTeardown(void** state) {
 	if (!*state) {
 		return 0;
 	}
@@ -36,7 +36,7 @@ M_TEST_DEFINE(createSet) {
 	assert_non_null(device);
 	struct mCheatSet* set = device->createSet(device, NULL);
 	assert_non_null(set);
-	set->deinit(set);
+	mCheatSetDeinit(set);
 }
 
 M_TEST_DEFINE(addRawPARv3) {
@@ -48,7 +48,7 @@ M_TEST_DEFINE(addRawPARv3) {
 	GBACheatSetGameSharkVersion((struct GBACheatSet*) set, GBA_GS_PARV3_RAW);
 	assert_true(set->addLine(set, "80000000 00000000", GBA_CHEAT_PRO_ACTION_REPLAY));
 	assert_false(set->addLine(set, "43000000 00000000", GBA_CHEAT_PRO_ACTION_REPLAY));
-	set->deinit(set);
+	mCheatSetDeinit(set);
 }
 
 M_TEST_DEFINE(doPARv3Assign) {
@@ -72,7 +72,7 @@ M_TEST_DEFINE(doPARv3Assign) {
 	assert_int_equal(core->rawRead16(core, 0x03000002, -1), 0x5678);
 	assert_int_equal(core->rawRead32(core, 0x03000004, -1), 0x12345678);
 
-	set->deinit(set);
+	mCheatSetDeinit(set);
 }
 
 M_TEST_DEFINE(doPARv3Slide1) {
@@ -101,7 +101,7 @@ M_TEST_DEFINE(doPARv3Slide1) {
 	assert_int_equal(core->rawRead8(core, 0x03000004, -1), 0);
 	assert_int_equal(core->rawRead8(core, 0x03000005, -1), 0);
 
-	set->deinit(set);
+	mCheatSetDeinit(set);
 }
 
 M_TEST_DEFINE(doPARv3Slide2) {
@@ -130,7 +130,7 @@ M_TEST_DEFINE(doPARv3Slide2) {
 	assert_int_equal(core->rawRead16(core, 0x03000008, -1), 0);
 	assert_int_equal(core->rawRead16(core, 0x0300000A, -1), 0);
 
-	set->deinit(set);
+	mCheatSetDeinit(set);
 }
 
 M_TEST_DEFINE(doPARv3Slide4) {
@@ -159,7 +159,7 @@ M_TEST_DEFINE(doPARv3Slide4) {
 	assert_int_equal(core->rawRead16(core, 0x03000010, -1), 0);
 	assert_int_equal(core->rawRead16(core, 0x03000014, -1), 0);
 
-	set->deinit(set);
+	mCheatSetDeinit(set);
 }
 
 M_TEST_DEFINE(doPARv3If1) {
@@ -188,7 +188,7 @@ M_TEST_DEFINE(doPARv3If1) {
 	assert_int_equal(core->rawRead8(core, 0x03000000, -1), 0x1);
 	assert_int_equal(core->rawRead8(core, 0x03000001, -1), 0x11);
 
-	set->deinit(set);
+	mCheatSetDeinit(set);
 }
 
 M_TEST_DEFINE(doPARv3If1x1) {
@@ -243,7 +243,7 @@ M_TEST_DEFINE(doPARv3If1x1) {
 	assert_int_equal(core->rawRead8(core, 0x03000002, -1), 0x21);
 	assert_int_equal(core->rawRead8(core, 0x03000003, -1), 0x31);
 
-	set->deinit(set);
+	mCheatSetDeinit(set);
 }
 
 M_TEST_DEFINE(doPARv3If2) {
@@ -277,7 +277,7 @@ M_TEST_DEFINE(doPARv3If2) {
 	assert_int_equal(core->rawRead8(core, 0x03000001, -1), 0x11);
 	assert_int_equal(core->rawRead8(core, 0x03000002, -1), 0x21);
 
-	set->deinit(set);
+	mCheatSetDeinit(set);
 }
 
 M_TEST_DEFINE(doPARv3If2x2) {
@@ -345,7 +345,7 @@ M_TEST_DEFINE(doPARv3If2x2) {
 	assert_int_equal(core->rawRead8(core, 0x03000003, -1), 0x31);
 	assert_int_equal(core->rawRead8(core, 0x03000004, -1), 0x41);
 	assert_int_equal(core->rawRead8(core, 0x03000005, -1), 0x51);
-	set->deinit(set);
+	mCheatSetDeinit(set);
 }
 
 M_TEST_DEFINE(doPARv3If2Contain1) {
@@ -392,7 +392,7 @@ M_TEST_DEFINE(doPARv3If2Contain1) {
 	assert_int_equal(core->rawRead8(core, 0x03000000, -1), 0x1);
 	assert_int_equal(core->rawRead8(core, 0x03000001, -1), 0x1);
 	assert_int_equal(core->rawRead8(core, 0x03000002, -1), 0x21);
-	set->deinit(set);
+	mCheatSetDeinit(set);
 }
 
 M_TEST_DEFINE(doPARv3IfX) {
@@ -421,7 +421,7 @@ M_TEST_DEFINE(doPARv3IfX) {
 	mCheatRefresh(device, set);
 	assert_int_equal(core->rawRead8(core, 0x03000000, -1), 0x1);
 	assert_int_equal(core->rawRead8(core, 0x03000001, -1), 0x11);
-	set->deinit(set);
+	mCheatSetDeinit(set);
 }
 
 M_TEST_DEFINE(doPARv3IfXxX) {
@@ -484,7 +484,7 @@ M_TEST_DEFINE(doPARv3IfXxX) {
 	assert_int_equal(core->rawRead8(core, 0x03000002, -1), 0x21);
 	assert_int_equal(core->rawRead8(core, 0x03000003, -1), 0x32);
 	assert_int_equal(core->rawRead8(core, 0x03000004, -1), 0x41);
-	set->deinit(set);
+	mCheatSetDeinit(set);
 }
 
 M_TEST_DEFINE(doPARv3IfXElse) {
@@ -519,7 +519,7 @@ M_TEST_DEFINE(doPARv3IfXElse) {
 	assert_int_equal(core->rawRead8(core, 0x03000000, -1), 0x1);
 	assert_int_equal(core->rawRead8(core, 0x03000001, -1), 0x11);
 	assert_int_equal(core->rawRead8(core, 0x03000002, -1), 0x22);
-	set->deinit(set);
+	mCheatSetDeinit(set);
 }
 
 M_TEST_DEFINE(doPARv3IfXElsexX) {
@@ -590,7 +590,7 @@ M_TEST_DEFINE(doPARv3IfXElsexX) {
 	assert_int_equal(core->rawRead8(core, 0x03000003, -1), 0x32);
 	assert_int_equal(core->rawRead8(core, 0x03000004, -1), 0x42);
 	assert_int_equal(core->rawRead8(core, 0x03000005, -1), 0x51);
-	set->deinit(set);
+	mCheatSetDeinit(set);
 }
 
 M_TEST_DEFINE(doPARv3IfXElsexXElse) {
@@ -668,7 +668,7 @@ M_TEST_DEFINE(doPARv3IfXElsexXElse) {
 	assert_int_equal(core->rawRead8(core, 0x03000004, -1), 0x42);
 	assert_int_equal(core->rawRead8(core, 0x03000005, -1), 0x51);
 	assert_int_equal(core->rawRead8(core, 0x03000006, -1), 0x62);
-	set->deinit(set);
+	mCheatSetDeinit(set);
 }
 
 M_TEST_DEFINE(doPARv3IfXContain1) {
@@ -730,7 +730,7 @@ M_TEST_DEFINE(doPARv3IfXContain1) {
 	assert_int_equal(core->rawRead8(core, 0x03000002, -1), 0x21);
 	assert_int_equal(core->rawRead8(core, 0x03000003, -1), 0x31);
 	assert_int_equal(core->rawRead8(core, 0x03000004, -1), 0x41);
-	set->deinit(set);
+	mCheatSetDeinit(set);
 }
 
 M_TEST_DEFINE(doPARv3IfXContain1Else) {
@@ -800,7 +800,7 @@ M_TEST_DEFINE(doPARv3IfXContain1Else) {
 	assert_int_equal(core->rawRead8(core, 0x03000003, -1), 0x31);
 	assert_int_equal(core->rawRead8(core, 0x03000004, -1), 0x41);
 	assert_int_equal(core->rawRead8(core, 0x03000005, -1), 0x52);
-	set->deinit(set);
+	mCheatSetDeinit(set);
 }
 
 M_TEST_DEFINE(doPARv3IfXElseContain1) {
@@ -870,7 +870,7 @@ M_TEST_DEFINE(doPARv3IfXElseContain1) {
 	assert_int_equal(core->rawRead8(core, 0x03000003, -1), 0x32);
 	assert_int_equal(core->rawRead8(core, 0x03000004, -1), 0x41);
 	assert_int_equal(core->rawRead8(core, 0x03000005, -1), 0x52);
-	set->deinit(set);
+	mCheatSetDeinit(set);
 }
 
 M_TEST_DEFINE(doPARv3IfXContain1ElseContain1) {
@@ -1016,7 +1016,7 @@ M_TEST_DEFINE(doPARv3IfXContain1ElseContain1) {
 	assert_int_equal(core->rawRead8(core, 0x03000006, -1), 0x62);
 	assert_int_equal(core->rawRead8(core, 0x03000007, -1), 0x71);
 	assert_int_equal(core->rawRead8(core, 0x03000008, -1), 0x82);
-	set->deinit(set);
+	mCheatSetDeinit(set);
 }
 
 M_TEST_DEFINE(doPARv3IfButton) {
@@ -1046,28 +1046,28 @@ M_TEST_DEFINE(doPARv3IfButton) {
 	core->rawWrite8(core, 0x03000000, -1, 0);
 	mCheatRefresh(device, set);
 	assert_int_equal(core->rawRead8(core, 0x03000000, -1), 0);
-	set->deinit(set);
+	mCheatSetDeinit(set);
 }
 
-M_TEST_SUITE_DEFINE_SETUP_TEARDOWN(GBACheats,
-	cmocka_unit_test(createSet),
-	cmocka_unit_test(addRawPARv3),
-	cmocka_unit_test(doPARv3Assign),
-	cmocka_unit_test(doPARv3Slide1),
-	cmocka_unit_test(doPARv3Slide2),
-	cmocka_unit_test(doPARv3Slide4),
-	cmocka_unit_test(doPARv3If1),
-	cmocka_unit_test(doPARv3If1x1),
-	cmocka_unit_test(doPARv3If2),
-	cmocka_unit_test(doPARv3If2x2),
-	cmocka_unit_test(doPARv3If2Contain1),
-	cmocka_unit_test(doPARv3IfX),
-	cmocka_unit_test(doPARv3IfXxX),
-	cmocka_unit_test(doPARv3IfXElse),
-	cmocka_unit_test(doPARv3IfXElsexX),
-	cmocka_unit_test(doPARv3IfXElsexXElse),
-	cmocka_unit_test(doPARv3IfXContain1),
-	cmocka_unit_test(doPARv3IfXContain1Else),
-	cmocka_unit_test(doPARv3IfXElseContain1),
-	cmocka_unit_test(doPARv3IfXContain1ElseContain1),
-	cmocka_unit_test(doPARv3IfButton))
+M_TEST_SUITE_DEFINE(GBACheats,
+	cmocka_unit_test_setup_teardown(createSet, cheatsSetup, cheatsTeardown),
+	cmocka_unit_test_setup_teardown(addRawPARv3, cheatsSetup, cheatsTeardown),
+	cmocka_unit_test_setup_teardown(doPARv3Assign, cheatsSetup, cheatsTeardown),
+	cmocka_unit_test_setup_teardown(doPARv3Slide1, cheatsSetup, cheatsTeardown),
+	cmocka_unit_test_setup_teardown(doPARv3Slide2, cheatsSetup, cheatsTeardown),
+	cmocka_unit_test_setup_teardown(doPARv3Slide4, cheatsSetup, cheatsTeardown),
+	cmocka_unit_test_setup_teardown(doPARv3If1, cheatsSetup, cheatsTeardown),
+	cmocka_unit_test_setup_teardown(doPARv3If1x1, cheatsSetup, cheatsTeardown),
+	cmocka_unit_test_setup_teardown(doPARv3If2, cheatsSetup, cheatsTeardown),
+	cmocka_unit_test_setup_teardown(doPARv3If2x2, cheatsSetup, cheatsTeardown),
+	cmocka_unit_test_setup_teardown(doPARv3If2Contain1, cheatsSetup, cheatsTeardown),
+	cmocka_unit_test_setup_teardown(doPARv3IfX, cheatsSetup, cheatsTeardown),
+	cmocka_unit_test_setup_teardown(doPARv3IfXxX, cheatsSetup, cheatsTeardown),
+	cmocka_unit_test_setup_teardown(doPARv3IfXElse, cheatsSetup, cheatsTeardown),
+	cmocka_unit_test_setup_teardown(doPARv3IfXElsexX, cheatsSetup, cheatsTeardown),
+	cmocka_unit_test_setup_teardown(doPARv3IfXElsexXElse, cheatsSetup, cheatsTeardown),
+	cmocka_unit_test_setup_teardown(doPARv3IfXContain1, cheatsSetup, cheatsTeardown),
+	cmocka_unit_test_setup_teardown(doPARv3IfXContain1Else, cheatsSetup, cheatsTeardown),
+	cmocka_unit_test_setup_teardown(doPARv3IfXElseContain1, cheatsSetup, cheatsTeardown),
+	cmocka_unit_test_setup_teardown(doPARv3IfXContain1ElseContain1, cheatsSetup, cheatsTeardown),
+	cmocka_unit_test_setup_teardown(doPARv3IfButton, cheatsSetup, cheatsTeardown))
diff --git a/src/platform/libretro/libretro.c b/src/platform/libretro/libretro.c
index 6caa5d866..29dbc9033 100644
--- a/src/platform/libretro/libretro.c
+++ b/src/platform/libretro/libretro.c
@@ -562,6 +562,7 @@ void retro_unload_game(void) {
 	if (!core) {
 		return;
 	}
+	mCoreConfigDeinit(&core->config);
 	core->deinit(core);
 	mappedMemoryFree(data, dataSize);
 	data = 0;
diff --git a/src/platform/openemu/mGBAGameCore.m b/src/platform/openemu/mGBAGameCore.m
index 9b2b93b05..2612ddef4 100644
--- a/src/platform/openemu/mGBAGameCore.m
+++ b/src/platform/openemu/mGBAGameCore.m
@@ -76,6 +76,7 @@
 
 - (void)dealloc
 {
+	mCoreConfigDeinit(&core->config);
 	core->deinit(core);
 	[cheatSets release];
 	free(outputBuffer);
diff --git a/src/platform/sdl/main.c b/src/platform/sdl/main.c
index 0da0698b9..450e1868a 100644
--- a/src/platform/sdl/main.c
+++ b/src/platform/sdl/main.c
@@ -143,6 +143,7 @@ int main(int argc, char** argv) {
 
 	if (!mSDLInit(&renderer)) {
 		freeArguments(&args);
+		mCoreConfigDeinit(&renderer.core->config);
 		renderer.core->deinit(renderer.core);
 		return 1;
 	}
diff --git a/src/platform/test/fuzz-main.c b/src/platform/test/fuzz-main.c
index 044450099..b167a1443 100644
--- a/src/platform/test/fuzz-main.c
+++ b/src/platform/test/fuzz-main.c
@@ -165,6 +165,7 @@ loadError:
 	if (outputBuffer) {
 		free(outputBuffer);
 	}
+	mCoreConfigDeinit(&core->config);
 	core->deinit(core);
 
 	return !cleanExit;