diff --git a/4coder_default_framework.h b/4coder_default_framework.h
index 0b34865a..4ceb94fc 100644
--- a/4coder_default_framework.h
+++ b/4coder_default_framework.h
@@ -742,6 +742,18 @@ static Extension_List treat_as_code_exts = {0};
 
 static bool32 automatically_load_project = false;
 
+static char default_compiler_bat_space[256];
+static String default_compiler_bat = make_fixed_width_string(default_compiler_bat_space);
+
+static char default_flags_bat_space[1024];
+static String default_flags_bat = make_fixed_width_string(default_flags_bat_space);
+
+static char default_compiler_sh_space[256];
+static String default_compiler_sh = make_fixed_width_string(default_compiler_sh_space);
+
+static char default_flags_sh_space[1024];
+static String default_flags_sh = make_fixed_width_string(default_flags_sh_space);
+
 static bool32
 get_current_name(char **name_out, int32_t *len_out){
     bool32 result = false;
@@ -813,6 +825,15 @@ process_config_file(Application_Links *app){
     Partition *part = &global_part;
     FILE *file = fopen("config.4coder", "rb");
     
+    static bool32 has_initialized = false;
+    if (!has_initialized){
+        has_initialized = true;
+        copy(&default_compiler_bat, "cl");
+        copy(&default_flags_bat, "");
+        copy(&default_compiler_sh, "g++");
+        copy(&default_flags_bat, "");
+    }
+    
     if (file == 0){
         char space[256];
         int32_t size = get_4ed_path(app, space, sizeof(space));
@@ -868,6 +889,10 @@ process_config_file(Application_Links *app){
                             config_string_var(item, "default_font_name", 0, &default_font_name);
                             config_string_var(item, "user_name", 0, &user_name);
                             
+                            config_string_var(item, "default_compiler_bat", 0, &default_compiler_bat);
+                            config_string_var(item, "default_flags_bat", 0, &default_flags_bat);
+                            config_string_var(item, "default_compiler_sh", 0, &default_compiler_sh);
+                            config_string_var(item, "default_flags_sh", 0, &default_flags_sh);
                             
                             char str_space[512];
                             String str = make_fixed_width_string(str_space);
diff --git a/4coder_default_include.cpp b/4coder_default_include.cpp
index a1ee3e3d..98c23ae2 100644
--- a/4coder_default_include.cpp
+++ b/4coder_default_include.cpp
@@ -516,6 +516,9 @@ CUSTOM_COMMAND_SIG(execute_arbitrary_command){
     else if (match_ss(bar.string, make_lit_string("remap"))){
         exec_command(app, remap_interactive);
     }
+    else if (match_ss(bar.string, make_lit_string("new project"))){
+        exec_command(app, setup_new_project);
+    }
     else{
         print_message(app, literal("unrecognized command\n"));
     }
diff --git a/4coder_lib/4coder_string.h b/4coder_lib/4coder_string.h
index 87b39d63..fd119bb6 100644
--- a/4coder_lib/4coder_string.h
+++ b/4coder_lib/4coder_string.h
@@ -1,5 +1,5 @@
 /*
-4coder_string.h - Version 1.0.102
+4coder_string.h - Version 1.0.107
 no warranty implied; use at your own risk
 
 This software is in the public domain. Where that dedication is not
@@ -42,7 +42,7 @@ typedef int32_t b32_4tech;
 #if !defined(Assert)
 # define Assert(n) do{ if (!(n)) *(int*)0 = 0xA11E; }while(0)
 #endif
-// standard preamble end
+// standard preamble end 
 
 #if !defined(FSTRING_LINK)
 # define FSTRING_LINK static
@@ -169,6 +169,10 @@ FSTRING_INLINE b32_4tech           append_sc(String *dest, char *src);
 FSTRING_LINK b32_4tech             terminate_with_null(String *str);
 FSTRING_LINK b32_4tech             append_padding(String *dest, char c, i32_4tech target_size);
 FSTRING_LINK void                  replace_char(String *str, char replace, char with);
+FSTRING_LINK void                  replace_str_ss(String *str, String replace, String with);
+FSTRING_LINK void                  replace_str_sc(String *str, String replace, char *with);
+FSTRING_LINK void                  replace_str_cs(String *str, char *replace, String with);
+FSTRING_LINK void                  replace_str_cc(String *str, char *replace, char *with);
 FSTRING_LINK void                  to_lower_cc(char *src, char *dst);
 FSTRING_LINK void                  to_lower_ss(String *dst, String src);
 FSTRING_LINK void                  to_lower_s(String *str);
@@ -272,6 +276,10 @@ FSTRING_LINK b32_4tech             append_partial(String *dest, String src){retu
 FSTRING_LINK b32_4tech             append(String *dest, char c){return(append_s_char(dest,c));}
 FSTRING_INLINE b32_4tech           append(String *dest, String src){return(append_ss(dest,src));}
 FSTRING_INLINE b32_4tech           append(String *dest, char *src){return(append_sc(dest,src));}
+FSTRING_LINK void                  replace_str(String *str, String replace, String with){return(replace_str_ss(str,replace,with));}
+FSTRING_LINK void                  replace_str(String *str, String replace, char *with){return(replace_str_sc(str,replace,with));}
+FSTRING_LINK void                  replace_str(String *str, char *replace, String with){return(replace_str_cs(str,replace,with));}
+FSTRING_LINK void                  replace_str(String *str, char *replace, char *with){return(replace_str_cc(str,replace,with));}
 FSTRING_LINK void                  to_lower(char *src, char *dst){return(to_lower_cc(src,dst));}
 FSTRING_LINK void                  to_lower(String *dst, String src){return(to_lower_ss(dst,src));}
 FSTRING_LINK void                  to_lower(String *str){return(to_lower_s(str));}
@@ -1472,6 +1480,85 @@ replace_char(String *str, char replace, char with){
 }
 #endif
 
+#if !defined(FSTRING_GUARD)
+void
+block_move(void *a_ptr, void *b_ptr, i32_4tech s){
+    u8_4tech *a = (u8_4tech*)a_ptr;
+    u8_4tech *b = (u8_4tech*)b_ptr;
+    if (a < b){
+        for (i32_4tech i = 0; i < s; ++i, ++a, ++b){
+            *a = *b;
+        }
+    }
+    else if (a > b){
+        a = a + s - 1;
+        b = b + s - 1;
+        for (i32_4tech i = 0; i < s; ++i, --a, --b){
+            *a = *b;
+        }
+    }
+}
+
+void
+replace_range_str(String *str, i32_4tech first, i32_4tech one_past_last, String with){
+    i32_4tech shift = with.size - (one_past_last - first);
+    i32_4tech new_size = str->size + shift;
+    if (new_size <= str->memory_size){
+        if (shift != 0){
+            char *tail = str->str + one_past_last;
+            char *new_tail_pos = tail + shift;
+            block_move(new_tail_pos, tail, str->size - one_past_last);
+        }
+        block_move(str->str + first, with.str, with.size);
+        str->size += shift;
+    }
+}
+#endif
+
+
+#if defined(FSTRING_IMPLEMENTATION)
+FSTRING_LINK void
+replace_str_ss(String *str, String replace, String with){
+    i32_4tech i = 0;
+    for (;;){
+        i = find_substr_s(*str, i, replace);
+        if (i >= str->size){
+            break;
+        }
+        replace_range_str(str, i, i + replace.size, with);
+        i += with.size;
+    }
+}
+#endif
+
+
+#if defined(FSTRING_IMPLEMENTATION)
+FSTRING_LINK void
+replace_str_sc(String *str, String replace, char *with){
+    String w = make_string_slowly(with);
+    replace_str_ss(str, replace, w);
+}
+#endif
+
+
+#if defined(FSTRING_IMPLEMENTATION)
+FSTRING_LINK void
+replace_str_cs(String *str, char *replace, String with){
+    String r = make_string_slowly(replace);
+    replace_str_ss(str, r, with);
+}
+#endif
+
+
+#if defined(FSTRING_IMPLEMENTATION)
+FSTRING_LINK void
+replace_str_cc(String *str, char *replace, char *with){
+    String r = make_string_slowly(replace);
+    String w = make_string_slowly(with);
+    replace_str_ss(str, r, w);
+}
+#endif
+
 
 #if defined(FSTRING_IMPLEMENTATION)
 FSTRING_LINK void
@@ -2062,7 +2149,6 @@ remove_last_folder(String *str){
 }
 #endif
 
-// TODO(allen): Add hash-table extension to string sets.
 
 #if defined(FSTRING_IMPLEMENTATION)
 FSTRING_LINK b32_4tech
diff --git a/4coder_project_commands.cpp b/4coder_project_commands.cpp
index 5256c083..9e136277 100644
--- a/4coder_project_commands.cpp
+++ b/4coder_project_commands.cpp
@@ -1,20 +1,20 @@
 /*
-4coder_project_commands.cpp - Commands for loading and using a project.
+4coder_project_commands.cpp - commands for loading and using a project.
 
-TYPE: 'drop-in-command-pack'
+type: 'drop-in-command-pack'
 */
 
-// TOP
+// top
 
-#if !defined(FCODER_PROJECT_COMMANDS_CPP)
-#define FCODER_PROJECT_COMMANDS_CPP
+#if !defined(fcoder_project_commands_cpp)
+#define fcoder_project_commands_cpp
 
 #include "4coder_default_framework.h"
 #include "4coder_lib/4coder_mem.h"
 
 #include "4coder_build_commands.cpp"
 
-// TODO(allen): make this a string operation or a lexer operation or something
+// TODO(allen): Make this a string operation or a lexer operation or something
 static void
 interpret_escaped_string(char *dst, String src){
     int32_t mode = 0;
@@ -46,6 +46,8 @@ interpret_escaped_string(char *dst, String src){
     dst[j] = 0;
 }
 
+///////////////////////////////
+
 static void
 close_all_files_with_extension(Application_Links *app, Partition *scratch_part, char **extension_list, int32_t extension_count){
     Temp_Memory temp = begin_temp_memory(scratch_part);
@@ -91,8 +93,7 @@ close_all_files_with_extension(Application_Links *app, Partition *scratch_part,
         for (int32_t i = 0; i < buffers_to_close_count; ++i){
             kill_buffer(app, buffer_identifier(buffers_to_close[i]), true, 0);
         }
-    }
-    while(do_repeat);
+    }while(do_repeat);
     
     end_temp_memory(temp);
 }
@@ -186,6 +187,8 @@ CUSTOM_COMMAND_SIG(close_all_code){
     close_all_files_with_extension(app, &global_part, extension_list, extension_count);
 }
 
+///////////////////////////////
+
 static void
 load_project_from_config_data(Application_Links *app, Partition *part, char *config_data, int32_t config_data_size, String project_dir){
     Temp_Memory temp = begin_temp_memory(part);
@@ -447,6 +450,8 @@ CUSTOM_COMMAND_SIG(load_project){
     end_temp_memory(temp);
 }
 
+///////////////////////////////
+
 static void
 exec_project_fkey_command(Application_Links *app, int32_t command_ind){
     Fkey_Command *fkey = &current_project.fkey_commands[command_ind];
@@ -530,6 +535,238 @@ CUSTOM_COMMAND_SIG(project_go_to_root_directory){
     }
 }
 
+///////////////////////////////
+
+struct Project_Setup_Status{
+    bool32 bat_exists;
+    bool32 sh_exists;
+    bool32 project_exists;
+    
+    bool32 everything_exists;
+};
+
+static Project_Setup_Status
+project_is_setup(Application_Links *app, char *dir, int32_t dir_len, int32_t dir_capacity){
+    Project_Setup_Status result = {0};
+    
+    Temp_Memory temp = begin_temp_memory(&global_part);
+    
+    static int32_t needed_extra_space = 15;
+    
+    String str = {0};
+    if (dir_capacity >= dir_len + needed_extra_space){
+        str = make_string_cap(dir, dir_len, dir_capacity);
+    }
+    else{
+        char *space = push_array(&global_part, char, dir_len + needed_extra_space);
+        str = make_string_cap(space, 0, dir_len + needed_extra_space);
+        copy(&str, make_string(dir, dir_len));
+    }
+    
+    str.size = dir_len;
+    append(&str, "/build.bat");
+    result.bat_exists = file_exists(app, str.str, str.size);
+    
+    str.size = dir_len;
+    append(&str, "/build.sh");
+    result.sh_exists = file_exists(app, str.str, str.size);
+    
+    str.size = dir_len;
+    append(&str, "/project.4coder");
+    result.project_exists = file_exists(app, str.str, str.size);
+    
+    result.everything_exists = result.bat_exists && result.sh_exists && result.project_exists;
+    
+    end_temp_memory(temp);
+    
+    return(result);
+}
+
+// TODO(allen): For this purpose we shouldn't go this far.
+// Instead just let the CWD of the running script be the code home.
+static char get_code_home[] = 
+"# Store the real CWD\n"
+"REAL_PWD=\"$PWD\"\n\n"
+"# Find the code home folder\n"
+"TARGET_FILE=\"$0\"\n"
+"cd `dirname $TARGET_FILE`\n"
+"TARGET_FILE=`basename $TARGET_FILE`\n"
+"while [ -L \"$TARGET_FILE\" ]\n"
+"do\n"
+"TARGET_FILE=`readlink $TARGET_FILE`\n"
+"cd `dirname $TARGET_FILE`\n"
+"TARGET_FILE=`basename $TARGET_FILE`\n"
+"done\n"
+"PHYS_DIR=`pwd -P`\n"
+"SCRIPT_FILE=$PHYS_DIR/$TARGET_FILE\n"
+"CODE_HOME=$(dirname \"$SCRIPT_FILE\")\n\n"
+"# Restore the PWD\n"
+"cd \"$REAL_PWD\"\n\n";
+
+// TODO(allen): Stop using stdio.h, switch to a 4coder buffer API for all file manipulation.
+#include <stdio.h>
+CUSTOM_COMMAND_SIG(setup_new_project){
+    char space[4096];
+    String str = make_fixed_width_string(space);
+    str.size = directory_get_hot(app, str.str, str.memory_size);
+    int32_t dir_size = str.size;
+    
+    Project_Setup_Status status = project_is_setup(app, str.str, dir_size, str.memory_size);
+    if (!status.everything_exists){
+        // Query the User for Key File Names
+        Query_Bar code_file_bar = {0};
+        Query_Bar output_dir_bar = {0};
+        Query_Bar binary_file_bar = {0};
+        char code_file_space[1024];
+        char output_dir_space[1024];
+        char binary_file_space[1024];
+        
+        if (!status.bat_exists || !status.sh_exists){
+            code_file_bar.prompt = make_lit_string("Build Target: ");
+            code_file_bar.string = make_fixed_width_string(code_file_space);
+            
+            if (!query_user_string(app, &code_file_bar)) return;
+            if (code_file_bar.string.size == 0) return;
+        }
+        
+        output_dir_bar.prompt = make_lit_string("Output Directory: ");
+        output_dir_bar.string = make_fixed_width_string(output_dir_space);
+        
+        if (!query_user_string(app, &output_dir_bar)) return;
+        if (output_dir_bar.string.size == 0){
+            copy(&output_dir_bar.string, ".");
+        }
+        
+        
+        binary_file_bar.prompt = make_lit_string("Binary Output: ");
+        binary_file_bar.string = make_fixed_width_string(binary_file_space);
+        
+        if (!query_user_string(app, &binary_file_bar)) return;
+        if (binary_file_bar.string.size == 0) return;
+        
+        
+        String code_file = code_file_bar.string;
+        String output_dir = output_dir_bar.string;
+        String binary_file = binary_file_bar.string;
+        
+        // Generate Scripts
+        if (!status.bat_exists){
+            replace_char(&code_file, '/', '\\');
+            replace_char(&output_dir, '/', '\\');
+            replace_char(&binary_file, '/', '\\');
+            
+            str.size = dir_size;
+            append(&str, "/build.bat");
+            terminate_with_null(&str);
+            FILE *bat_script = fopen(str.str, "wb");
+            if (bat_script != 0){
+                fprintf(bat_script, "@echo off\n\n");
+                fprintf(bat_script, "SET OPTS=%.*s\n", 
+                        default_flags_bat.size, default_flags_bat.str);
+                fprintf(bat_script, "SET CODE_HOME=%%cd%%\n");
+                
+                fprintf(bat_script, "pushd %.*s\n", 
+                        output_dir.size, output_dir.str);
+                fprintf(bat_script, "%.*s %%OPTS%% %%CODE_HOME%%\\%.*s -Fe%.*s\n",
+                        default_compiler_bat.size, default_compiler_bat.str,
+                        code_file.size, code_file.str,
+                        binary_file.size, binary_file.str);
+                fprintf(bat_script, "popd\n");
+                
+                fclose(bat_script);
+            }
+            else{
+                print_message(app, literal("could not create build.bat for new project\n"));
+            }
+            
+            replace_char(&code_file, '\\', '/');
+            replace_char(&output_dir, '\\', '/');
+            replace_char(&binary_file, '\\', '/');
+        }
+        else{
+            print_message(app, literal("build.bat already exists, no changes made to it\n"));
+        }
+        
+        if (!status.sh_exists){
+            str.size = dir_size;
+            append(&str, "/build.sh");
+            terminate_with_null(&str);
+            FILE *sh_script = fopen(str.str, "wb");
+            if (sh_script != 0){
+                fprintf(sh_script, "#!/bin/bash\n\n");
+                
+                fprintf(sh_script, get_code_home);
+                
+                fprintf(sh_script, "OPTS=%.*s\n", 
+                        default_flags_sh.size, default_flags_sh.str);
+                
+                fprintf(sh_script, "pushd %.*s\n", 
+                        output_dir.size, output_dir.str);
+                fprintf(sh_script, "%.*s $OPTS $CODE_HOME/%.*s -o %.*s\n",
+                        default_compiler_sh.size, default_compiler_sh.str,
+                        code_file.size, code_file.str,
+                        binary_file.size, binary_file.str);
+                fprintf(sh_script, "popd\n");
+                
+                fclose(sh_script);
+            }
+            else{
+                print_message(app, literal("could not create build.sh for new project\n"));
+            }
+        }
+        else{
+            print_message(app, literal("build.sh already exists, no changes made to it\n"));
+        }
+        
+        if (!status.project_exists){
+            str.size = dir_size;
+            append(&str, "/project.4coder");
+            terminate_with_null(&str);
+            FILE *project_script = fopen(str.str, "wb");
+            if (project_script != 0){
+                fprintf(project_script, "extensions = \".c.cpp.h.m.bat.sh.4coder\";\n");
+                fprintf(project_script, "open_recursively = true;\n\n");
+                
+                replace_str(&code_file, "/", "\\\\");
+                replace_str(&output_dir, "/", "\\\\");
+                replace_str(&binary_file, "/", "\\\\");
+                fprintf(project_script, 
+                        "fkey_command_win[1] = {\"build.bat\", \"*compilation*\", true , true };\n");
+                fprintf(project_script, 
+                        "fkey_command_win[2] = {\"%.*s\\\\%.*s\", \"*run*\", false , true };\n", 
+                        output_dir.size, output_dir.str,
+                        binary_file.size, binary_file.str);
+                replace_str(&code_file, "\\\\", "/");
+                replace_str(&output_dir, "\\\\", "/");
+                replace_str(&binary_file, "\\\\", "/");
+                
+                fprintf(project_script, "fkey_command_linux[1] = {\"build.sh\", \"*compilation*\", true , true };\n");
+                fprintf(project_script, 
+                        "fkey_command_linux[2] = {\"%.*s/%.*s\", \"*run*\", false , true };\n", 
+                        output_dir.size, output_dir.str,
+                        binary_file.size, binary_file.str);
+                
+                fprintf(project_script, "fkey_command_mac[1] = {\"build.sh\", \"*compilation*\", true , true };\n");
+                fprintf(project_script, 
+                        "fkey_command_mac[2] = {\"%.*s/%.*s\", \"*run*\", false , true };\n", 
+                        output_dir.size, output_dir.str,
+                        binary_file.size, binary_file.str);
+                fclose(project_script);
+            }
+            else{
+                print_message(app, literal("could not create project.4coder for new project\n"));
+            }
+        }
+        else{
+            print_message(app, literal("project.4coder already exists, no changes made to it\n"));
+        }
+        
+    }
+    else{
+        print_message(app, literal("project already setup, no changes made\n"));
+    }
+}
+
 #endif
 
 // BOTTOM
diff --git a/project.4coder b/project.4coder
index 5fe1c33e..e8b251d8 100644
--- a/project.4coder
+++ b/project.4coder
@@ -1,5 +1,5 @@
-extensions=".c.cpp.h.m.bat.sh.4coder";
-open_recursively=true;
+extensions = ".c.cpp.h.m.bat.sh.4coder";
+open_recursively = true;
 
 fkey_command_win[1]  = {"echo build: x64 & build.bat", "*compilation*" , true , true  };
 fkey_command_win[2]  = {"build_site.bat"             , "*site*"        , false, true  };
diff --git a/release-config.4coder b/release-config.4coder
index b2ed8320..bf3190e5 100644
--- a/release-config.4coder
+++ b/release-config.4coder
@@ -35,3 +35,10 @@ automatically_load_project = false;
 
 // Keyboard AltGr setting
 lalt_lctrl_is_altgr = false;
+
+// Project setup configuration
+default_compiler_bat = "cl";
+default_flags_bat = "-FC -GR- -EHa- -nologo -Zi";
+default_compiler_sh = "g++";
+default_flags_sh  = "-g";
+
diff --git a/string/4coder_string_build_num.txt b/string/4coder_string_build_num.txt
index f67272eb..d5e6514d 100644
--- a/string/4coder_string_build_num.txt
+++ b/string/4coder_string_build_num.txt
@@ -1,5 +1,5 @@
 1
 0
-104
+108
 
 
diff --git a/string/internal_4coder_string.cpp b/string/internal_4coder_string.cpp
index 950438da..3669cd14 100644
--- a/string/internal_4coder_string.cpp
+++ b/string/internal_4coder_string.cpp
@@ -1246,6 +1246,77 @@ DOC(This call replaces all occurances of character in str with another character
     }
 }
 
+#if !defined(FSTRING_GUARD)
+void
+block_move(void *a_ptr, void *b_ptr, i32_4tech s){
+    u8_4tech *a = (u8_4tech*)a_ptr;
+    u8_4tech *b = (u8_4tech*)b_ptr;
+    if (a < b){
+        for (i32_4tech i = 0; i < s; ++i, ++a, ++b){
+            *a = *b;
+        }
+    }
+    else if (a > b){
+        a = a + s - 1;
+        b = b + s - 1;
+        for (i32_4tech i = 0; i < s; ++i, --a, --b){
+            *a = *b;
+        }
+    }
+}
+
+void
+replace_range_str(String *str, i32_4tech first, i32_4tech one_past_last, String with){
+    i32_4tech shift = with.size - (one_past_last - first);
+    i32_4tech new_size = str->size + shift;
+    if (new_size <= str->memory_size){
+        if (shift != 0){
+            char *tail = str->str + one_past_last;
+            char *new_tail_pos = tail + shift;
+            block_move(new_tail_pos, tail, str->size - one_past_last);
+        }
+        block_move(str->str + first, with.str, with.size);
+        str->size += shift;
+    }
+}
+#endif
+
+CPP_NAME(replace_str)
+API_EXPORT FSTRING_LINK void
+replace_str_ss(String *str, String replace, String with){
+    i32_4tech i = 0;
+    for (;;){
+        i = find_substr_s(*str, i, replace);
+        if (i >= str->size){
+            break;
+        }
+        replace_range_str(str, i, i + replace.size, with);
+        i += with.size;
+    }
+}
+
+CPP_NAME(replace_str)
+API_EXPORT FSTRING_LINK void
+replace_str_sc(String *str, String replace, char *with){
+    String w = make_string_slowly(with);
+    replace_str_ss(str, replace, w);
+}
+
+CPP_NAME(replace_str)
+API_EXPORT FSTRING_LINK void
+replace_str_cs(String *str, char *replace, String with){
+    String r = make_string_slowly(replace);
+    replace_str_ss(str, r, with);
+}
+
+CPP_NAME(replace_str)
+API_EXPORT FSTRING_LINK void
+replace_str_cc(String *str, char *replace, char *with){
+    String r = make_string_slowly(replace);
+    String w = make_string_slowly(with);
+    replace_str_ss(str, r, w);
+}
+
 CPP_NAME(to_lower)
 API_EXPORT FSTRING_LINK void
 to_lower_cc(char *src, char *dst)/*