diff --git a/src/posix/sdl/i_system.cpp b/src/posix/sdl/i_system.cpp
index 9f47979265..8b73d2f141 100644
--- a/src/posix/sdl/i_system.cpp
+++ b/src/posix/sdl/i_system.cpp
@@ -240,30 +240,29 @@ void I_DebugPrint(const char *cp)
 {
 }
 
-void I_PrintStr (const char *cp)
+void I_PrintStr(const char *cp)
 {
-	// Strip out any color escape sequences before writing to the log file
-	char * copy = new char[strlen(cp)+1];
+	// Strip out any color escape sequences before writing to debug output
+	TArray<char> copy(strlen(cp) + 1, true);
 	const char * srcp = cp;
-	char * dstp = copy;
+	char * dstp = copy.Data();
 
 	while (*srcp != 0)
 	{
-		if (*srcp!=0x1c && *srcp!=0x1d && *srcp!=0x1e && *srcp!=0x1f)
+		if (*srcp != 0x1c && *srcp != 0x1d && *srcp != 0x1e && *srcp != 0x1f)
 		{
-			*dstp++=*srcp++;
+			*dstp++ = *srcp++;
 		}
 		else
 		{
-			if (srcp[1]!=0) srcp+=2;
+			if (srcp[1] != 0) srcp += 2;
 			else break;
 		}
 	}
-	*dstp=0;
+	*dstp = 0;
 
-	fputs (copy, stdout);
-	delete [] copy;
-	fflush (stdout);
+	fputs(copy.Data(), stdout);
+	fflush(stdout);
 }
 
 int I_PickIWad (WadStuff *wads, int numwads, bool showwin, int defaultiwad)
diff --git a/src/r_data/models/models_voxel.cpp b/src/r_data/models/models_voxel.cpp
index 8cda437bc4..9a01b6487d 100644
--- a/src/r_data/models/models_voxel.cpp
+++ b/src/r_data/models/models_voxel.cpp
@@ -83,7 +83,7 @@ TArray<uint8_t> FVoxelTexture::CreatePalettedPixels(int conversion)
 {
 	// GetPixels gets called when a translated palette is used so we still need to implement it here.
 	TArray<uint8_t> Pixels(256, true);
-	uint8_t *pp = SourceVox->Palette;
+	uint8_t *pp = SourceVox->Palette.Data();
 
 	if(pp != NULL)
 	{
@@ -120,9 +120,9 @@ int FVoxelTexture::CopyPixels(FBitmap *bmp, int conversion)
 {
 	PalEntry pe[256];
 	uint8_t bitmap[256];
-	uint8_t *pp = SourceVox->Palette;
+	uint8_t *pp = SourceVox->Palette.Data();
 
-	if(pp != NULL)
+	if(pp != nullptr)
 	{
 		for(int i=0;i<256;i++, pp+=3)
 		{
diff --git a/src/r_data/renderinfo.cpp b/src/r_data/renderinfo.cpp
index 88526d8244..7edeef7899 100644
--- a/src/r_data/renderinfo.cpp
+++ b/src/r_data/renderinfo.cpp
@@ -392,7 +392,7 @@ static void AddToVertex(const sector_t * sec, TArray<int> & list)
 
 static void InitVertexData()
 {
-	auto vt_sectorlists = new TArray<int>[level.vertexes.Size()];
+	TArray<TArray<int>> vt_sectorlists(level.vertexes.Size(), true);
 
 	for(auto &line : level.lines)
 	{
@@ -437,8 +437,6 @@ static void InitVertexData()
 			vert.numsectors=0;
 		}
 	}
-
-	delete [] vt_sectorlists;
 }
 
 //==========================================================================
@@ -478,15 +476,15 @@ static int segcmp(const void *a, const void *b)
 static void PrepareSegs()
 {
 	auto numsides = level.sides.Size();
-	int *segcount = new int[numsides];
+	TArray<int> segcount(numsides, true);
 	int realsegs = 0;
 
 	// count the segs
-	memset(segcount, 0, numsides * sizeof(int));
+	memset(segcount.Data(), 0, numsides * sizeof(int));
 
 	for(auto &seg : level.segs)
 	{
-		if (seg.sidedef == NULL) continue;	// miniseg
+		if (seg.sidedef == nullptr) continue;	// miniseg
 		int sidenum = seg.sidedef->Index();
 
 		realsegs++;
@@ -509,7 +507,6 @@ static void PrepareSegs()
 		level.sides[i].segs = level.sides[i-1].segs + segcount[i-1];
 		level.sides[i].numsegs = 0;
 	}
-	delete [] segcount;
 
 	// assign the segs
 	for (auto &seg : level.segs)
diff --git a/src/r_data/voxels.cpp b/src/r_data/voxels.cpp
index 9dc0b7006c..a9eb9eb685 100644
--- a/src/r_data/voxels.cpp
+++ b/src/r_data/voxels.cpp
@@ -303,8 +303,8 @@ FVoxel *R_LoadKVX(int lumpnum)
 	}
 
 	voxel->LumpNum = lumpnum;
-	voxel->Palette = new uint8_t[768];
-	memcpy(voxel->Palette, rawvoxel + voxelsize - 768, 768);
+	voxel->Palette.Resize(768);
+	memcpy(voxel->Palette.Data(), rawvoxel + voxelsize - 768, 768);
 
 	return voxel;
 }
@@ -382,22 +382,6 @@ uint8_t *FVoxelMipLevel::GetSlabData(bool wantremapped) const
 	return SlabData;
 }
 
-//==========================================================================
-//
-// FVoxel Constructor
-//
-//==========================================================================
-
-FVoxel::FVoxel()
-{
-	Palette = NULL;
-}
-
-FVoxel::~FVoxel()
-{
-	if (Palette != NULL) delete [] Palette;
-}
-
 //==========================================================================
 //
 // Create true color version of the slab data
@@ -430,7 +414,7 @@ void FVoxel::CreateBgraSlabData()
 				int colorIndex = src->col[j];
 
 				uint32_t red, green, blue;
-				if (Palette)
+				if (Palette.Size())
 				{
 					red = (Palette[colorIndex * 3 + 0] << 2) | (Palette[colorIndex * 3 + 0] >> 4);
 					green = (Palette[colorIndex * 3 + 1] << 2) | (Palette[colorIndex * 3 + 1] >> 4);
@@ -464,9 +448,9 @@ void FVoxel::Remap()
 {
 	if (Remapped) return;
 	Remapped = true;
-	if (Palette != NULL)
+	if (Palette.Size())
 	{
-		uint8_t *remap = GetVoxelRemap(Palette);
+		uint8_t *remap = GetVoxelRemap(Palette.Data());
 		for (int i = 0; i < NumMips; ++i)
 		{
 			int size = Mips[i].OffsetX[Mips[i].SizeX];
@@ -487,11 +471,7 @@ void FVoxel::Remap()
 
 void FVoxel::RemovePalette()
 {
-	if (Palette != NULL)
-	{
-		delete [] Palette;
-		Palette = NULL;
-	}
+	Palette.Reset();
 }
 
 
diff --git a/src/r_data/voxels.h b/src/r_data/voxels.h
index eac1b39eec..60a149be9c 100644
--- a/src/r_data/voxels.h
+++ b/src/r_data/voxels.h
@@ -50,16 +50,14 @@ public:
 
 struct FVoxel
 {
+	TArray<uint8_t> Palette;
 	int LumpNum;
 	int NumMips;
 	int VoxelIndex;
-	uint8_t *Palette;
 	FVoxelMipLevel Mips[MAXVOXMIPS];
 	bool Remapped = false;
 	bool Bgramade = false;
 
-	FVoxel();
-	~FVoxel();
 	void CreateBgraSlabData();
 	void Remap();
 	void RemovePalette();
diff --git a/src/resourcefiles/file_pak.cpp b/src/resourcefiles/file_pak.cpp
index d7f091c025..f679a05640 100644
--- a/src/resourcefiles/file_pak.cpp
+++ b/src/resourcefiles/file_pak.cpp
@@ -96,9 +96,9 @@ bool FPakFile::Open(bool quiet)
 	NumLumps = LittleLong(header.dirlen) / sizeof(dpackfile_t);
 	header.dirofs = LittleLong(header.dirofs);
 	
-	dpackfile_t *fileinfo = new dpackfile_t[NumLumps];
+	TArray<dpackfile_t> fileinfo(NumLumps, true);
 	Reader.Seek (header.dirofs, FileReader::SeekSet);
-	Reader.Read (fileinfo, NumLumps * sizeof(dpackfile_t));
+	Reader.Read (fileinfo.Data(), NumLumps * sizeof(dpackfile_t));
 
 	Lumps.Resize(NumLumps);
 
@@ -113,7 +113,6 @@ bool FPakFile::Open(bool quiet)
 		Lumps[i].CheckEmbedded();
 	}
 
-	delete [] fileinfo;
 	return true;
 }
 
diff --git a/src/textures/formats/jpegtexture.cpp b/src/textures/formats/jpegtexture.cpp
index a441c585b3..68ead4a7d0 100644
--- a/src/textures/formats/jpegtexture.cpp
+++ b/src/textures/formats/jpegtexture.cpp
@@ -387,7 +387,6 @@ int FJPEGTexture::CopyPixels(FBitmap *bmp, int conversion)
 	PalEntry pe[256];
 
 	auto lump = Wads.OpenLumpReader (SourceLump);
-	JSAMPLE *buff = NULL;
 
 	jpeg_decompress_struct cinfo;
 	jpeg_error_mgr jerr;
@@ -414,12 +413,11 @@ int FJPEGTexture::CopyPixels(FBitmap *bmp, int conversion)
 			jpeg_start_decompress(&cinfo);
 
 			int yc = 0;
-			buff = new uint8_t[cinfo.output_height * cinfo.output_width * cinfo.output_components];
-
+			TArray<uint8_t>	buff(cinfo.output_height * cinfo.output_width * cinfo.output_components, true);
 
 			while (cinfo.output_scanline < cinfo.output_height)
 			{
-				uint8_t * ptr = buff + cinfo.output_width * cinfo.output_components * yc;
+				uint8_t * ptr = buff.Data() + cinfo.output_width * cinfo.output_components * yc;
 				jpeg_read_scanlines(&cinfo, &ptr, 1);
 				yc++;
 			}
@@ -427,23 +425,23 @@ int FJPEGTexture::CopyPixels(FBitmap *bmp, int conversion)
 			switch (cinfo.out_color_space)
 			{
 			case JCS_RGB:
-				bmp->CopyPixelDataRGB(0, 0, buff, cinfo.output_width, cinfo.output_height,
+				bmp->CopyPixelDataRGB(0, 0, buff.Data(), cinfo.output_width, cinfo.output_height,
 					3, cinfo.output_width * cinfo.output_components, 0, CF_RGB);
 				break;
 
 			case JCS_GRAYSCALE:
 				for (int i = 0; i < 256; i++) pe[i] = PalEntry(255, i, i, i);	// default to a gray map
-				bmp->CopyPixelData(0, 0, buff, cinfo.output_width, cinfo.output_height,
+				bmp->CopyPixelData(0, 0, buff.Data(), cinfo.output_width, cinfo.output_height,
 					1, cinfo.output_width, 0, pe);
 				break;
 
 			case JCS_CMYK:
-				bmp->CopyPixelDataRGB(0, 0, buff, cinfo.output_width, cinfo.output_height,
+				bmp->CopyPixelDataRGB(0, 0, buff.Data(), cinfo.output_width, cinfo.output_height,
 					4, cinfo.output_width * cinfo.output_components, 0, CF_CMYK);
 				break;
 
 			case JCS_YCbCr:
-				bmp->CopyPixelDataRGB(0, 0, buff, cinfo.output_width, cinfo.output_height,
+				bmp->CopyPixelDataRGB(0, 0, buff.Data(), cinfo.output_width, cinfo.output_height,
 					4, cinfo.output_width * cinfo.output_components, 0, CF_YCbCr);
 				break;
 
@@ -459,7 +457,6 @@ int FJPEGTexture::CopyPixels(FBitmap *bmp, int conversion)
 		Printf(TEXTCOLOR_ORANGE "JPEG error in %s\n", Wads.GetLumpFullPath(SourceLump).GetChars());
 	}
 	jpeg_destroy_decompress(&cinfo);
-	if (buff != NULL) delete [] buff;
 	return 0;
 }
 
diff --git a/src/textures/formats/pcxtexture.cpp b/src/textures/formats/pcxtexture.cpp
index ff37ce8aab..70cb7e2e78 100644
--- a/src/textures/formats/pcxtexture.cpp
+++ b/src/textures/formats/pcxtexture.cpp
@@ -161,9 +161,8 @@ void FPCXTexture::ReadPCX1bit (uint8_t *dst, FileReader & lump, PCXHeader *hdr)
 	int rle_count = 0;
 	uint8_t rle_value = 0;
 
-	uint8_t * srcp = new uint8_t[lump.GetLength() - sizeof(PCXHeader)];
-	lump.Read(srcp, lump.GetLength() - sizeof(PCXHeader));
-	uint8_t * src = srcp;
+	TArray<uint8_t> srcp = lump.Read(lump.GetLength() - sizeof(PCXHeader));
+	uint8_t * src = srcp.Data();
 
 	for (y = 0; y < Height; ++y)
 	{
@@ -196,7 +195,6 @@ void FPCXTexture::ReadPCX1bit (uint8_t *dst, FileReader & lump, PCXHeader *hdr)
 			}
 		}
 	}
-	delete [] srcp;
 }
 
 //==========================================================================
@@ -210,12 +208,11 @@ void FPCXTexture::ReadPCX4bits (uint8_t *dst, FileReader & lump, PCXHeader *hdr)
 	int rle_count = 0, rle_value = 0;
 	int x, y, c;
 	int bytes;
-	uint8_t * line = new uint8_t[hdr->bytesPerScanLine];
-	uint8_t * colorIndex = new uint8_t[Width];
+	TArray<uint8_t> line(hdr->bytesPerScanLine, true);
+	TArray<uint8_t> colorIndex(Width, true);
 
-	uint8_t * srcp = new uint8_t[lump.GetLength() - sizeof(PCXHeader)];
-	lump.Read(srcp, lump.GetLength() - sizeof(PCXHeader));
-	uint8_t * src = srcp;
+	TArray<uint8_t> srcp = lump.Read(lump.GetLength() - sizeof(PCXHeader));
+	uint8_t * src = srcp.Data();
 
 	for (y = 0; y < Height; ++y)
 	{
@@ -224,7 +221,7 @@ void FPCXTexture::ReadPCX4bits (uint8_t *dst, FileReader & lump, PCXHeader *hdr)
 
 		for (c = 0; c < 4; ++c)
 		{
-			uint8_t * pLine = line;
+			uint8_t * pLine = line.Data();
 
 			bytes = hdr->bytesPerScanLine;
 
@@ -255,11 +252,6 @@ void FPCXTexture::ReadPCX4bits (uint8_t *dst, FileReader & lump, PCXHeader *hdr)
 				ptr[x] += (1 << c);
 		}
 	}
-
-	/* release memory */
-	delete [] colorIndex;
-	delete [] line;
-	delete [] srcp;
 }
 
 //==========================================================================
@@ -273,9 +265,8 @@ void FPCXTexture::ReadPCX8bits (uint8_t *dst, FileReader & lump, PCXHeader *hdr)
 	int rle_count = 0, rle_value = 0;
 	int y, bytes;
 
-	uint8_t * srcp = new uint8_t[lump.GetLength() - sizeof(PCXHeader)];
-	lump.Read(srcp, lump.GetLength() - sizeof(PCXHeader));
-	uint8_t * src = srcp;
+	auto srcp = lump.Read(lump.GetLength() - sizeof(PCXHeader));
+	uint8_t * src = srcp.Data();
 
 	for (y = 0; y < Height; ++y)
 	{
@@ -301,7 +292,6 @@ void FPCXTexture::ReadPCX8bits (uint8_t *dst, FileReader & lump, PCXHeader *hdr)
 			*ptr++ = rle_value;
 		}
 	}
-	delete [] srcp;
 }
 
 //==========================================================================
@@ -316,9 +306,8 @@ void FPCXTexture::ReadPCX24bits (uint8_t *dst, FileReader & lump, PCXHeader *hdr
 	int y, c;
 	int bytes;
 
-	uint8_t * srcp = new uint8_t[lump.GetLength() - sizeof(PCXHeader)];
-	lump.Read(srcp, lump.GetLength() - sizeof(PCXHeader));
-	uint8_t * src = srcp;
+	auto srcp = lump.Read(lump.GetLength() - sizeof(PCXHeader));
+	uint8_t * src = srcp.Data();
 
 	for (y = 0; y < Height; ++y)
 	{
@@ -349,7 +338,6 @@ void FPCXTexture::ReadPCX24bits (uint8_t *dst, FileReader & lump, PCXHeader *hdr
 			}
 		}
 	}
-	delete [] srcp;
 }
 
 //==========================================================================
@@ -423,9 +411,9 @@ TArray<uint8_t> FPCXTexture::CreatePalettedPixels(int conversion)
 	}
 	else
 	{
-		uint8_t * buffer = new uint8_t[Width*Height * 3];
-		uint8_t * row = buffer;
-		ReadPCX24bits (buffer, lump, &header, 3);
+		TArray<uint8_t> buffer(Width*Height * 3, true);
+		uint8_t * row = buffer.Data();
+		ReadPCX24bits (row, lump, &header, 3);
 		for(int y=0; y<Height; y++)
 		{
 			for(int x=0; x < Width; x++)
@@ -434,7 +422,6 @@ TArray<uint8_t> FPCXTexture::CreatePalettedPixels(int conversion)
 				row+=3;
 			}
 		}
-		delete [] buffer;
 	}
 	return Pixels;
 }
@@ -452,7 +439,7 @@ int FPCXTexture::CopyPixels(FBitmap *bmp, int conversion)
 	PalEntry pe[256];
 	PCXHeader header;
 	int bitcount;
-	uint8_t * Pixels;
+	TArray<uint8_t> Pixels;
 
 	auto lump = Wads.OpenLumpReader(SourceLump);
 
@@ -462,7 +449,7 @@ int FPCXTexture::CopyPixels(FBitmap *bmp, int conversion)
 
 	if (bitcount < 24)
 	{
-		Pixels = new uint8_t[Width*Height];
+		Pixels.Resize(Width*Height);
 		if (bitcount < 8)
 		{
 			switch (bitcount)
@@ -471,7 +458,7 @@ int FPCXTexture::CopyPixels(FBitmap *bmp, int conversion)
 			case 1:
 				pe[0] = PalEntry(255, 0, 0, 0);
 				pe[1] = PalEntry(255, 255, 255, 255);
-				ReadPCX1bit (Pixels, lump, &header);
+				ReadPCX1bit (Pixels.Data(), lump, &header);
 				break;
 
 			case 4:
@@ -479,7 +466,7 @@ int FPCXTexture::CopyPixels(FBitmap *bmp, int conversion)
 				{
 					pe[i] = PalEntry(255, header.palette[i * 3], header.palette[i * 3 + 1], header.palette[i * 3 + 2]);
 				}
-				ReadPCX4bits (Pixels, lump, &header);
+				ReadPCX4bits (Pixels.Data(), lump, &header);
 				break;
 			}
 		}
@@ -500,17 +487,16 @@ int FPCXTexture::CopyPixels(FBitmap *bmp, int conversion)
 				pe[i] = PalEntry(255, r,g,b);
 			}
 			lump.Seek(sizeof(header), FileReader::SeekSet);
-			ReadPCX8bits (Pixels, lump, &header);
+			ReadPCX8bits (Pixels.Data(), lump, &header);
 		}
-		bmp->CopyPixelData(0, 0, Pixels, Width, Height, 1, Width, 0, pe);
+		bmp->CopyPixelData(0, 0, Pixels.Data(), Width, Height, 1, Width, 0, pe);
 	}
 	else
 	{
-		Pixels = new uint8_t[Width*Height * 3];
-		ReadPCX24bits (Pixels, lump, &header, 3);
-		bmp->CopyPixelDataRGB(0, 0, Pixels, Width, Height, 3, Width*3, 0, CF_RGB);
+		Pixels.Resize(Width*Height*4);
+		ReadPCX24bits (Pixels.Data(), lump, &header, 3);
+		bmp->CopyPixelDataRGB(0, 0, Pixels.Data(), Width, Height, 3, Width*3, 0, CF_RGB);
 	}
-	delete [] Pixels;
 	return 0;
 }
 
diff --git a/src/textures/formats/tgatexture.cpp b/src/textures/formats/tgatexture.cpp
index 1a26f60361..9936a828ef 100644
--- a/src/textures/formats/tgatexture.cpp
+++ b/src/textures/formats/tgatexture.cpp
@@ -186,7 +186,6 @@ TArray<uint8_t> FTGATexture::CreatePalettedPixels(int conversion)
 	TGAHeader hdr;
 	uint16_t w;
 	uint8_t r,g,b,a;
-	uint8_t * buffer;
 
 	TArray<uint8_t> Pixels(Width*Height, true);
 	lump.Read(&hdr, sizeof(hdr));
@@ -237,18 +236,18 @@ TArray<uint8_t> FTGATexture::CreatePalettedPixels(int conversion)
     }
     
     int Size = Width * Height * (hdr.bpp>>3);
-   	buffer = new uint8_t[Size];
+	TArray<uint8_t> buffer(Size, true);
    	
     if (hdr.img_type < 4)	// uncompressed
     {
-    	lump.Read(buffer, Size);
+    	lump.Read(buffer.Data(), Size);
     }
     else				// compressed
     {
-    	ReadCompressed(lump, buffer, hdr.bpp>>3);
+    	ReadCompressed(lump, buffer.Data(), hdr.bpp>>3);
     }
     
-	uint8_t * ptr = buffer;
+	uint8_t * ptr = buffer.Data();
 	int step_x = (hdr.bpp>>3);
 	int Pitch = Width * step_x;
 
@@ -378,7 +377,6 @@ TArray<uint8_t> FTGATexture::CreatePalettedPixels(int conversion)
 	default:
 		break;
     }
-	delete [] buffer;
 	return Pixels;
 }	
 
@@ -395,7 +393,6 @@ int FTGATexture::CopyPixels(FBitmap *bmp, int conversion)
 	TGAHeader hdr;
 	uint16_t w;
 	uint8_t r,g,b,a;
-	uint8_t * sbuffer;
 	int transval = 0;
 
 	lump.Read(&hdr, sizeof(hdr));
@@ -447,18 +444,18 @@ int FTGATexture::CopyPixels(FBitmap *bmp, int conversion)
     }
     
     int Size = Width * Height * (hdr.bpp>>3);
-   	sbuffer = new uint8_t[Size];
+	TArray<uint8_t> sbuffer(Size);
    	
     if (hdr.img_type < 4)	// uncompressed
     {
-    	lump.Read(sbuffer, Size);
+    	lump.Read(sbuffer.Data(), Size);
     }
     else				// compressed
     {
-    	ReadCompressed(lump, sbuffer, hdr.bpp>>3);
+    	ReadCompressed(lump, sbuffer.Data(), hdr.bpp>>3);
     }
     
-	uint8_t * ptr = sbuffer;
+	uint8_t * ptr = sbuffer.Data();
 	int step_x = (hdr.bpp>>3);
 	int Pitch = Width * step_x;
 
@@ -530,6 +527,5 @@ int FTGATexture::CopyPixels(FBitmap *bmp, int conversion)
 	default:
 		break;
     }
-	delete [] sbuffer;
 	return transval;
 }	
diff --git a/src/win32/i_system.cpp b/src/win32/i_system.cpp
index 7a2522fd74..45bb50b4d2 100644
--- a/src/win32/i_system.cpp
+++ b/src/win32/i_system.cpp
@@ -709,9 +709,9 @@ void I_PrintStr(const char *cp)
 	if (con_debugoutput)
 	{
 		// Strip out any color escape sequences before writing to debug output
-		char * copy = new char[strlen(cp)+1];
+		TArray<char> copy(strlen(cp) + 1, true);
 		const char * srcp = cp;
-		char * dstp = copy;
+		char * dstp = copy.Data();
 
 		while (*srcp != 0)
 		{
@@ -727,8 +727,7 @@ void I_PrintStr(const char *cp)
 		}
 		*dstp=0;
 
-		OutputDebugStringA(copy);
-		delete [] copy;
+		OutputDebugStringA(copy.Data());
 	}
 
 	if (ConWindowHidden)