diff --git a/ed_lrr_gui/__main__.py b/ed_lrr_gui/__main__.py
index be94950..15da2e3 100644
--- a/ed_lrr_gui/__main__.py
+++ b/ed_lrr_gui/__main__.py
@@ -2,110 +2,402 @@ import sys
 import multiprocessing as MP
 import queue
 import ctypes
+import os
+from datetime import datetime
 from math import floor
 import click
+from tqdm import tqdm
 from click_default_group import DefaultGroup
 import requests as RQ
-from ed_lrr_gui import Router
-from ed_lrr_gui import Preprocessor
-import ed_lrr_gui.gui as ED_LRR_GUI
-CONTEXT_SETTINGS = dict(help_option_names=['-h', '--help'])
+from urllib.parse import urljoin
+from ed_lrr_gui import Router, Preprocessor, cfg
+from _ed_lrr import find_sys
 
-@click.group(invoke_without_command=True,context_settings=CONTEXT_SETTINGS)
+CONTEXT_SETTINGS = dict(help_option_names=["-h", "--help"])
+
+stars_path = os.path.join(cfg["folders.data_dir"], "stars.csv")
+for folder in cfg["history.out_path"]:
+    file = os.path.join(folder, "stars.csv")
+    if os.path.isfile(file):
+        stars_path = file
+        break
+
+systems_path = os.path.join(cfg["folders.data_dir"], "systemsWithCoordinates.json")
+for file in cfg["history.systems_path"]:
+    if os.path.isfile(file):
+        systems_path = file
+        break
+
+bodies_path = os.path.join(cfg["folders.data_dir"], "bodies.json")
+for file in cfg["history.bodies_path"][::-1]:
+    if os.path.isfile(file):
+        bodies_path = file
+        break
+
+
+@click.group(invoke_without_command=True, context_settings=CONTEXT_SETTINGS)
 @click.pass_context
+@click.version_option()
 def main(ctx):
     "Elite: Dangerous long range router, command line interface"
+    MP.freeze_support()
+    if ctx.invoked_subcommand != "config":
+        os.makedirs(cfg["folders.data_dir"], exist_ok=True)
     if ctx.invoked_subcommand is None:
         ctx.invoke(gui)
         return
     return
 
+
 @main.command()
-@click.option("--debug",help="Debug print",is_flag=True)
+@click.argument("option", default=None, required=False)
+@click.argument("value", default=None, required=False)
+def config(option, value):
+    """Change configuration
+    
+
+    If "key" and "value" are both omitted the current configuration is printed
+    """
+
+    def print_config(key):
+        default = cfg.section(key).default()
+        comment = cfg.section(key).comment
+        value = cfg[key]
+        is_default = value == default
+        if (
+            isinstance(value, list)
+            and all(isinstance(element, str) for element in value)
+            and len(value) != 0
+        ):
+            value = "[{}]".format(", ".join(map("'{}'".format, value)))
+        key = click.style("{}".format(key), fg="cyan")
+        value = click.style("{}".format(value), fg="green")
+        default = click.style("{}".format(default), fg="blue")
+        comment = click.style("{}".format(comment), fg="yellow")
+        if is_default:
+            print("{}: {} # {}".format(key, default, comment))
+        else:
+            print("{}: {} (default: {}) # {}".format(key, value, default, comment))
+
+    if option is None and value is None:
+        click.secho("Config path: {}".format(cfg.sources[0]), bold=True)
+        print()
+        for key in cfg:
+            print_config(key)
+        return
+    if value is None:
+        if option in cfg:
+            print_config(option)
+        else:
+            print("Invalid option:", option)
+        return
+    cfg[option] = value
+    cfg.sync()
+    return
+
+
+@main.command()
+def explore():
+    "Open file manager in data folder"
+    click.launch(cfg["folders.data_dir"], locate=True)
+
+
+@main.command()
+@click.option("--debug", help="Debug print", is_flag=True)
 def gui(debug):
     "Run the ED LRR GUI (default)"
-    if not debug:
+    import ed_lrr_gui.gui as ED_LRR_GUI
+
+    if (not debug) and os.name == "nt":
         ctypes.windll.kernel32.FreeConsole()
-        sys.stdin=open("NUL","rt")
-        sys.stdout=open("NUL","wt")
-        sys.stderr=open("NUL","wt")
+        sys.stdin = open("NUL", "rt")
+        sys.stdout = open("NUL", "wt")
+        sys.stderr = open("NUL", "wt")
     sys.exit(ED_LRR_GUI.main())
 
+
 @main.command()
-@click.option("--url","-u",help="Base URL",default="https://www.edsm.net/dump/",show_default=True)
-@click.option("--systems","-s",help="Target path for systemsWithCoordinates.json",default="systemsWithCoordinates.json",show_default=True)
-@click.option("--bodies","-b",help="Target path for bodies.json",default="bodies.json",show_default=True)
-def download(*args,**kwargs):
+@click.option(
+    "--url",
+    "-u",
+    help="Base URL",
+    default="https://www.edsm.net/dump/",
+    show_default=True,
+)
+@click.option(
+    "--folder",
+    "-f",
+    help="Target folder for downloads",
+    default=cfg["folders.data_dir"],
+    type=click.Path(exists=True, dir_okay=True, file_okay=False),
+    show_default=True,
+)
+def download(url, folder):
     "Download EDSM dumps"
-    print("Download:",args,kwargs)
-    click.pause()
-
-@main.command()
-def preprocess(*args,**kwargs):
-    "Preprocess EDSM dumps"
-    print("PreProcess:",ctx,args,kwargs)
-    click.pause()
-
-
-@main.command()
-@click.option("--path","-i",required=True,metavar="<path>",help="Path to stars.csv",default="./stars.csv",type=click.Path(exists=True,dir_okay=False),show_default=True )
-@click.option("--precomp_file","-pf",metavar="<path>",help="Precomputed routing graph to use",type=click.Path(exists=True,dir_okay=False))
-@click.option("--range","-r",required=True,metavar="<float>",help="Jump range (Ly)",type=click.FloatRange(min=0))
-@click.option("--prune","-d",default=(0,0),metavar="<n> <m>",help="Prune search branches",nargs=2,type=click.Tuple([click.IntRange(min=0),click.FloatRange(min=0)]))
-@click.option("--permute","-p",type=click.Choice(["all","keep_first","keep_last","keep_both"]),default=None,help="Permute hops to find shortest route",show_default=True)
-@click.option("--primary","-ps",is_flag=True,default=False,help="Only route through primary stars")
-@click.option("--factor","-g",metavar="<float>",default=0.5,help="Greedyness factor for A-Star",show_default=True)
-@click.option("--mode","-m",default="bfs",help="Search mode",type=click.Choice(["bfs","a-star","greedy"]),show_default=True)
-@click.argument('systems',nargs=-1)
-def route(**kwargs):
-    "Compute a route"
-    if kwargs['prune']==(0,0):
-        kwargs['prune']=None
-    def to_string(state):
-        if state:
-            return "[{}] {}".format(state['depth'],state['system'])
-    keep_first,keep_last={
-        "all":(False,False),
-        "keep_first":(True,False),
-        "keep_last":(False,True),
-        "keep_both":(True,True),
-        None: (False,False)
-    }[kwargs['permute']]
-    args=[kwargs['systems'],kwargs['range'],kwargs['prune'],kwargs['mode'],kwargs['primary'],kwargs['permute']!=None,keep_first,keep_last,kwargs['factor'],None,kwargs['path']]
-    with click.progressbar(length=100,label="Computing route",show_percent=True,item_show_func=to_string,width=50) as pbar:
-        router=Router(*args)
-        router.start()
-        state={}
-        pstate={}
-        while not (router.queue.empty() and router.is_alive()==False):
+    os.makedirs(folder, exist_ok=True)
+    for file_name in ["systemsWithCoordinates.json", "bodies.json"]:
+        download_url = urljoin(url, file_name)
+        download_path = os.path.join(folder, file_name)
+        if os.path.isfile(download_path):
             try:
-                event = router.queue.get(True,0.1)
+                if not click.confirm(
+                    "{} already exissts, overwrite?".format(file_name)
+                ):
+                    continue
+            except click.Abort:
+                exit("Canceled!")
+        size = RQ.head(download_url, headers={"Accept-Encoding": "None"})
+        size.raise_for_status()
+        size = int(size.headers.get("Content-Length", 0))
+        with tqdm(
+            total=size,
+            desc="{}".format(file_name),
+            unit="b",
+            unit_divisor=1024,
+            unit_scale=True,
+            ascii=True,
+        ) as pbar:
+            with open(download_path, "wb") as of:
+                resp = RQ.get(
+                    download_url, stream=True, headers={"Accept-Encoding": "gzip"}
+                )
+                for chunk in resp.iter_content(1024 * 1024):
+                    of.write(chunk)
+                    pbar.update(len(chunk))
+    click.pause()
+
+
+@main.command()
+@click.option(
+    "--systems",
+    "-s",
+    default=systems_path,
+    metavar="<path>",
+    help="Path to stars.csv",
+    type=click.Path(exists=True, dir_okay=False),
+    show_default=True,
+)
+@click.option(
+    "--bodies",
+    "-b",
+    default=bodies_path,
+    metavar="<path>",
+    help="Path to bodies.json",
+    type=click.Path(exists=True, dir_okay=False),
+    show_default=True,
+)
+@click.option(
+    "--output",
+    "-o",
+    default=stars_path,
+    metavar="<path>",
+    help="Path to stars.csv",
+    type=click.Path(exists=False, dir_okay=False),
+    show_default=True,
+)
+def preprocess(systems, bodies, output):
+    "Preprocess EDSM dumps"
+    with click.progressbar(
+        length=100, label="", show_percent=True, item_show_func=lambda v: v, width=50
+    ) as pbar:
+        preproc = Preprocessor(systems, bodies, output)
+        preproc.start()
+        state = {}
+        pstate = {}
+        while not (preproc.queue.empty() and preproc.is_alive() == False):
+            try:
+                event = preproc.queue.get(True, 0.1)
                 state.update(event)
-                if state!=pstate:
-                    pbar.current_item=state.get("status")
-                    if pbar.current_item:
-                        pbar.pos=floor(pbar.current_item["prc_done"]*10)/10
-                        pbar.update(0)
-                    pstate=state
+                if state != pstate:
+                    prc = (state["status"]["done"] / state["status"]["total"]) * 100
+                    pbar.pos = prc
+                    pbar.update(0)
+                    pbar.current_item = state["status"]["message"]
+                    pstate = state.copy()
             except queue.Empty:
                 pass
-        pbar.pos=100
+        pbar.pos = 100
         pbar.update(0)
     print(state.get("result"))
     print("DONE!")
+    click.pause()
+
 
 @main.command()
-@click.option("--path","-i",required=True,help="Path to stars.csv",default="./stars.csv",type=click.Path(exists=True,dir_okay=False),show_default=True )
-@click.option("--precomp_file","-pc",help="Precomputed routing graph to use",type=click.Path(exists=True,dir_okay=False))
-@click.option("--range","-r",required=True,help="Jump range (Ly)",type=click.FloatRange(min=0))
-@click.option("--primary","-ps",help="Only route through primary stars")
-@click.option("--output","-o",required=True,help="Output path",default="./stars.idx",type=click.Path(exists=False,dir_okay=False),show_default=True )
-@click.argument('systems',nargs=-1)
-def precompute(*args,**kwargs):
+@click.option(
+    "--path",
+    "-i",
+    required=True,
+    metavar="<path>",
+    help="Path to stars.csv",
+    default=stars_path,
+    type=click.Path(exists=True, dir_okay=False),
+    show_default=True,
+)
+@click.option(
+    "--precomp_file",
+    "-pf",
+    metavar="<path>",
+    help="Precomputed routing graph to use",
+    type=click.Path(exists=True, dir_okay=False),
+)
+@click.option(
+    "--range",
+    "-r",
+    default=cfg["route.range"],
+    metavar="<float>",
+    help="Jump range (Ly)",
+    type=click.FloatRange(min=0),
+    show_default=True,
+)
+@click.option(
+    "--prune",
+    "-d",
+    default=(cfg["route.prune.steps"], cfg["route.prune.min_improvement"]),
+    metavar="<n> <m>",
+    help="Prune search branches",
+    nargs=2,
+    type=click.Tuple([click.IntRange(min=0), click.FloatRange(min=0)]),
+    show_default=True,
+)
+@click.option(
+    "--permute",
+    "-p",
+    type=click.Choice(["all", "keep_first", "keep_last", "keep_both"]),
+    default=None,
+    help="Permute hops to find shortest route",
+    show_default=True,
+)
+@click.option(
+    "--primary/--no-primary",
+    "+ps/-ps",
+    is_flag=True,
+    default=cfg["route.primary"],
+    help="Only route through primary stars",
+    show_default=True,
+)
+@click.option(
+    "--factor",
+    "-g",
+    metavar="<float>",
+    default=cfg["route.greediness"],
+    help="Greedyness factor for A-Star",
+    show_default=True,
+)
+@click.option(
+    "--mode",
+    "-m",
+    default=cfg["route.mode"],
+    help="Search mode",
+    type=click.Choice(["bfs", "a-star", "greedy"]),
+    show_default=True,
+)
+@click.argument("systems", nargs=-1)
+def route(**kwargs):
+    "Compute a route"
+    if len(kwargs["systems"]) < 2:
+        exit("Need at least two systems to plot a route")
+    if kwargs["prune"] == (0, 0):
+        kwargs["prune"] = None
+
+    def to_string(state):
+        if state:
+            return "{prc_done:.2f}% [N:{depth} Q:{queue_size} D:{d_rem:.2f} Ly] {system}".format(
+                **state
+            )
+
+    keep_first, keep_last = {
+        "all": (False, False),
+        "keep_first": (True, False),
+        "keep_last": (False, True),
+        "keep_both": (True, True),
+        None: (False, False),
+    }[kwargs["permute"]]
+    print("Resolving systems...")
+    t = datetime.today()
+    matches = find_sys(kwargs["systems"], kwargs["path"])
+    kwargs["systems"] = [str(matches[key][1]["id"]) for key in kwargs["systems"]]
+    print("Done in", datetime.today() - t)
+    args = [
+        kwargs["systems"],
+        kwargs["range"],
+        kwargs["prune"],
+        kwargs["mode"],
+        kwargs["primary"],
+        kwargs["permute"] != None,
+        keep_first,
+        keep_last,
+        kwargs["factor"],
+        None,
+        kwargs["path"],
+    ]
+    with click.progressbar(
+        length=100,
+        label="Computing route",
+        show_percent=False,
+        item_show_func=to_string,
+        width=50,
+    ) as pbar:
+        router = Router(*args)
+        t = datetime.today()
+        router.start()
+        state = {}
+        pstate = {}
+        while not (router.queue.empty() and router.is_alive() == False):
+            try:
+                event = router.queue.get(True, 0.1)
+                state.update(event)
+                if state != pstate:
+                    pbar.current_item = state.get("status")
+                    if pbar.current_item:
+                        pbar.pos = pbar.current_item["prc_done"]
+                        pbar.update(0)
+                    pstate = state.copy()
+            except queue.Empty:
+                pass
+        pbar.pos = 100
+        pbar.update(0)
+    for n, jump in enumerate(state.get("return", []), 1):
+        jump["n"] = n
+        if jump["body"].index(jump["system"]) == -1:
+            jump["where"] = "[{body}] in [{system}]".format(**jump)
+        else:
+            jump["where"] = "[{body}]".format(**jump)
+        if jump["distance"] > 0:
+            print("({n}) {where}: {star_type} ({distance} Ls)".format(**jump))
+        else:
+            print("({n}) {where}: {star_type}".format(**jump))
+    print("Done in", datetime.today() - t)
+
+
+@main.command()
+@click.option(
+    "--path",
+    "-i",
+    required=True,
+    help="Path to stars.csv",
+    default=stars_path,
+    type=click.Path(exists=True, dir_okay=False),
+    show_default=True,
+)
+@click.option(
+    "--range", "-r", required=True, help="Jump range (Ly)", type=click.FloatRange(min=0)
+)
+@click.option("--primary", "-ps", help="Only route through primary stars")
+@click.option(
+    "--output",
+    "-o",
+    required=True,
+    help="Output path",
+    default="./stars.idx",
+    type=click.Path(exists=False, dir_okay=False),
+    show_default=True,
+)
+@click.argument("systems", nargs=-1)
+def precompute(*args, **kwargs):
     "Precompute routing graph"
-    print("PreComp:",ctx,args,kwargs)
+    print("PreComp:", args, kwargs)
 
 
-if __name__ == '__main__':
-    MP.freeze_support()
-    main()
\ No newline at end of file
+if __name__ == "__main__":
+    main()