diff --git a/modules/cve.py b/modules/cve.py
index 23a0302..fa09de5 100644
--- a/modules/cve.py
+++ b/modules/cve.py
@@ -10,7 +10,7 @@ from nemubot.tools.web import getURLContent, striphtml
 
 from more import Response
 
-BASEURL_NIST = 'https://web.nvd.nist.gov/view/vuln/detail?vulnId='
+BASEURL_NIST = 'https://nvd.nist.gov/vuln/detail/'
 
 
 # MODULE CORE #########################################################
@@ -19,15 +19,40 @@ def get_cve(cve_id):
     search_url = BASEURL_NIST + quote(cve_id.upper())
 
     soup = BeautifulSoup(getURLContent(search_url))
-    vuln = soup.body.find(class_="vuln-detail")
-    cvss = vuln.findAll('div')[4]
 
-    return [
-        "Base score: " + cvss.findAll('div')[0].findAll('a')[0].text.strip(),
-        vuln.findAll('p')[0].text, # description
-        striphtml(vuln.findAll('div')[0].text).strip(), # publication date
-        striphtml(vuln.findAll('div')[1].text).strip(), # last revised
-    ]
+    return {
+        "description": soup.body.find(attrs={"data-testid":"vuln-description"}).text.strip(),
+        "published": soup.body.find(attrs={"data-testid":"vuln-published-on"}).text.strip(),
+        "last_modified": soup.body.find(attrs={"data-testid":"vuln-last-modified-on"}).text.strip(),
+        "source": soup.body.find(attrs={"data-testid":"vuln-source"}).text.strip(),
+
+        "base_score": float(soup.body.find(attrs={"data-testid":"vuln-cvssv3-base-score-link"}).text.strip()),
+        "severity": soup.body.find(attrs={"data-testid":"vuln-cvssv3-base-score-severity"}).text.strip(),
+        "impact_score": float(soup.body.find(attrs={"data-testid":"vuln-cvssv3-impact-score"}).text.strip()),
+        "exploitability_score": float(soup.body.find(attrs={"data-testid":"vuln-cvssv3-exploitability-score"}).text.strip()),
+
+        "av": soup.body.find(attrs={"data-testid":"vuln-cvssv3-av"}).text.strip(),
+        "ac": soup.body.find(attrs={"data-testid":"vuln-cvssv3-ac"}).text.strip(),
+        "pr": soup.body.find(attrs={"data-testid":"vuln-cvssv3-pr"}).text.strip(),
+        "ui": soup.body.find(attrs={"data-testid":"vuln-cvssv3-ui"}).text.strip(),
+        "s": soup.body.find(attrs={"data-testid":"vuln-cvssv3-s"}).text.strip(),
+        "c": soup.body.find(attrs={"data-testid":"vuln-cvssv3-c"}).text.strip(),
+        "i": soup.body.find(attrs={"data-testid":"vuln-cvssv3-i"}).text.strip(),
+        "a": soup.body.find(attrs={"data-testid":"vuln-cvssv3-a"}).text.strip(),
+    }
+
+
+def display_metrics(av, ac, pr, ui, s, c, i, a, **kwargs):
+    ret = []
+    if av != "None": ret.append("Attack Vector: \x02%s\x0F" % av)
+    if ac != "None": ret.append("Attack Complexity: \x02%s\x0F" % ac)
+    if pr != "None": ret.append("Privileges Required: \x02%s\x0F" % pr)
+    if ui != "None": ret.append("User Interaction: \x02%s\x0F" % ui)
+    if s != "Unchanged": ret.append("Scope: \x02%s\x0F" % s)
+    if c != "None": ret.append("Confidentiality: \x02%s\x0F" % c)
+    if i != "None": ret.append("Integrity: \x02%s\x0F" % i)
+    if a != "None": ret.append("Availability: \x02%s\x0F" % a)
+    return ', '.join(ret)
 
 
 # MODULE INTERFACE ####################################################
@@ -42,6 +67,10 @@ def get_cve_desc(msg):
         if cve_id[:3].lower() != 'cve':
             cve_id = 'cve-' + cve_id
 
-        res.append_message(get_cve(cve_id))
+        cve = get_cve(cve_id)
+        metrics = display_metrics(**cve)
+        res.append_message("{cveid}: Base score: \x02{base_score} {severity}\x0F (impact: \x02{impact_score}\x0F, exploitability: \x02{exploitability_score}\x0F; {metrics}), from \x02{source}\x0F, last modified on \x02{last_modified}\x0F. {description}".format(cveid=cve_id, metrics=metrics, **cve))
 
     return res
+
+print(get_cve("CVE-2017-11108"))
diff --git a/modules/disas.py b/modules/disas.py
new file mode 100644
index 0000000..669ccc1
--- /dev/null
+++ b/modules/disas.py
@@ -0,0 +1,85 @@
+"""The Ultimate Disassembler Module"""
+
+# PYTHON STUFFS #######################################################
+
+import capstone
+
+from nemubot.exception import IMException
+from nemubot.hooks import hook
+
+from more import Response
+
+
+# MODULE CORE #########################################################
+
+ARCHITECTURES = {
+    "arm": capstone.CS_ARCH_ARM,
+    "arm64": capstone.CS_ARCH_ARM64,
+    "mips": capstone.CS_ARCH_MIPS,
+    "ppc": capstone.CS_ARCH_PPC,
+    "sparc": capstone.CS_ARCH_SPARC,
+    "sysz": capstone.CS_ARCH_SYSZ,
+    "x86": capstone.CS_ARCH_X86,
+    "xcore": capstone.CS_ARCH_XCORE,
+}
+
+MODES = {
+    "arm": capstone.CS_MODE_ARM,
+    "thumb": capstone.CS_MODE_THUMB,
+    "mips32": capstone.CS_MODE_MIPS32,
+    "mips64": capstone.CS_MODE_MIPS64,
+    "mips32r6": capstone.CS_MODE_MIPS32R6,
+    "16": capstone.CS_MODE_16,
+    "32": capstone.CS_MODE_32,
+    "64": capstone.CS_MODE_64,
+    "le": capstone.CS_MODE_LITTLE_ENDIAN,
+    "be": capstone.CS_MODE_BIG_ENDIAN,
+    "micro": capstone.CS_MODE_MICRO,
+    "mclass": capstone.CS_MODE_MCLASS,
+    "v8": capstone.CS_MODE_V8,
+    "v9": capstone.CS_MODE_V9,
+}
+
+# MODULE INTERFACE ####################################################
+
+@hook.command("disas",
+              help="Display assembly code",
+              help_usage={"CODE": "Display assembly code corresponding to the given CODE"},
+              keywords={
+                  "arch=ARCH": "Specify the architecture of the code to disassemble (default: x86, choose between: %s)" % ', '.join(ARCHITECTURES.keys()),
+                  "modes=MODE[,MODE]": "Specify hardware mode of the code to disassemble (default: 32, between: %s)" % ', '.join(MODES.keys()),
+              })
+def cmd_disas(msg):
+    if not len(msg.args):
+        raise IMException("please give me some code")
+
+    # Determine the architecture
+    if "architecture" in msg.kwargs:
+        if msg.kwargs["architecture"] not in ARCHITECTURES:
+            raise IMException("unknown architectures '%s'" % msg.kwargs["architecture"])
+        architecture = ARCHITECTURES[msg.kwargs["architecture"]]
+    else:
+        architecture = capstone.CS_ARCH_X86
+
+    # Determine hardware modes
+    if "modes" in msg.kwargs:
+        modes = 0
+        for mode in msg.kwargs["modes"].split(','):
+            if mode not in MODES:
+                raise IMException("unknown mode '%s'" % mode)
+        modes += MODES[mode]
+    else:
+        modes = capstone.CS_MODE_32
+
+    # Get the code
+    code = bytearray.fromhex(''.join([a.replace("0x", "") for a in msg.args]))
+
+    # Setup capstone
+    md = capstone.Cs(architecture, modes)
+
+    res = Response(channel=msg.channel, nomore="No more instruction")
+
+    for isn in md.disasm(code, 0x1000):
+        res.append_message("%s %s" %(isn.mnemonic, isn.op_str), title="0x%x" % isn.address)
+
+    return res
diff --git a/modules/freetarifs.py b/modules/freetarifs.py
new file mode 100644
index 0000000..b96a30f
--- /dev/null
+++ b/modules/freetarifs.py
@@ -0,0 +1,64 @@
+"""Inform about Free Mobile tarifs"""
+
+# PYTHON STUFFS #######################################################
+
+import urllib.parse
+from bs4 import BeautifulSoup
+
+from nemubot.exception import IMException
+from nemubot.hooks import hook
+from nemubot.tools import web
+
+from more import Response
+
+
+# MODULE CORE #########################################################
+
+ACT = {
+    "ff_toFixe": "Appel vers les fixes",
+    "ff_toMobile": "Appel vers les mobiles",
+    "ff_smsSendedToCountry": "SMS vers le pays",
+    "ff_mmsSendedToCountry": "MMS vers le pays",
+    "fc_callToFrance": "Appel vers la France",
+    "fc_smsToFrance": "SMS vers la france",
+    "fc_mmsSended": "MMS vers la france",
+    "fc_callToSameCountry": "Réception des appels",
+    "fc_callReceived": "Appel dans le pays",
+    "fc_smsReceived": "SMS (Réception)",
+    "fc_mmsReceived": "MMS (Réception)",
+    "fc_moDataFromCountry": "Data",
+}
+
+def get_land_tarif(country, forfait="pkgFREE"):
+    url = "http://mobile.international.free.fr/?" + urllib.parse.urlencode({'pays': country})
+    page = web.getURLContent(url)
+    soup = BeautifulSoup(page)
+
+    fact = soup.find(class_=forfait)
+
+    if fact is None:
+        raise IMException("Country or forfait not found.")
+
+    res = {}
+    for s in ACT.keys():
+        try:
+            res[s] = fact.find(attrs={"data-bind": "text: " + s}).text + " " + fact.find(attrs={"data-bind": "html: " + s + "Unit"}).text
+        except AttributeError:
+            res[s] = "inclus"
+
+    return res
+
+@hook.command("freetarifs",
+              help="Show Free Mobile tarifs for given contries",
+              help_usage={"COUNTRY": "Show Free Mobile tarifs for given CONTRY"},
+              keywords={
+                  "forfait=FORFAIT": "Related forfait between Free (default) and 2euro"
+              })
+def get_freetarif(msg):
+    res = Response(channel=msg.channel)
+
+    for country in msg.args:
+        t = get_land_tarif(country.lower().capitalize(), "pkg" + (msg.kwargs["forfait"] if "forfait" in msg.kwargs else "FREE").upper())
+        res.append_message(["\x02%s\x0F : %s" % (ACT[k], t[k]) for k in sorted(ACT.keys(), reverse=True)], title=country)
+
+    return res
diff --git a/modules/openroute.py b/modules/openroute.py
new file mode 100644
index 0000000..440b05a
--- /dev/null
+++ b/modules/openroute.py
@@ -0,0 +1,158 @@
+"""Lost? use our commands to find your way!"""
+
+# PYTHON STUFFS #######################################################
+
+import re
+import urllib.parse
+
+from nemubot.exception import IMException
+from nemubot.hooks import hook
+from nemubot.tools import web
+
+from more import Response
+
+# GLOBALS #############################################################
+
+URL_DIRECTIONS_API = "https://api.openrouteservice.org/directions?api_key=%s&"
+URL_GEOCODE_API = "https://api.openrouteservice.org/geocoding?api_key=%s&"
+
+waytype = [
+    "unknown",
+    "state road",
+    "road",
+    "street",
+    "path",
+    "track",
+    "cycleway",
+    "footway",
+    "steps",
+    "ferry",
+    "construction",
+]
+
+
+# LOADING #############################################################
+
+def load(context):
+    if not context.config or "apikey" not in context.config:
+        raise ImportError("You need an OpenRouteService API key in order to use this "
+                          "module. Add it to the module configuration file:\n"
+                          "<module name=\"ors\" apikey=\"XXXXXXXXXXXXXXXX\" "
+                          "/>\nRegister at https://developers.openrouteservice.org")
+    global URL_DIRECTIONS_API
+    URL_DIRECTIONS_API = URL_DIRECTIONS_API % context.config["apikey"]
+    global URL_GEOCODE_API
+    URL_GEOCODE_API = URL_GEOCODE_API % context.config["apikey"]
+
+
+# MODULE CORE #########################################################
+
+def approx_distance(lng):
+    if lng > 1111:
+        return "%f km" % (lng / 1000)
+    else:
+        return "%f m" % lng
+
+
+def approx_duration(sec):
+    days = int(sec / 86400)
+    if days > 0:
+        return "%d days %f hours" % (days, (sec % 86400) / 3600)
+    hours = int((sec % 86400) / 3600)
+    if hours > 0:
+        return "%d hours %f minutes" % (hours, (sec % 3600) / 60)
+    minutes = (sec % 3600) / 60
+    if minutes > 0:
+        return "%d minutes" % minutes
+    else:
+        return "%d seconds" % sec
+
+
+def geocode(query, limit=7):
+    obj = web.getJSON(URL_GEOCODE_API + urllib.parse.urlencode({
+        'query': query,
+        'limit': limit,
+    }))
+
+    for f in obj["features"]:
+        yield f["geometry"]["coordinates"], f["properties"]
+
+
+def firstgeocode(query):
+    for g in geocode(query, limit=1):
+        return g
+
+
+def where(loc):
+    return "{name} {city} {state} {county} {country}".format(**loc)
+
+
+def directions(coordinates, **kwargs):
+    kwargs['coordinates'] = '|'.join(coordinates)
+
+    print(URL_DIRECTIONS_API + urllib.parse.urlencode(kwargs))
+    return web.getJSON(URL_DIRECTIONS_API + urllib.parse.urlencode(kwargs), decode_error=True)
+
+
+# MODULE INTERFACE ####################################################
+
+@hook.command("geocode",
+              help="Get GPS coordinates of a place",
+              help_usage={
+                  "PLACE": "Get GPS coordinates of PLACE"
+              })
+def cmd_geocode(msg):
+    res = Response(channel=msg.channel, nick=msg.frm,
+                   nomore="No more geocode", count=" (%s more geocode)")
+
+    for loc in geocode(' '.join(msg.args)):
+        res.append_message("%s is at %s,%s" % (
+            where(loc[1]),
+            loc[0][1], loc[0][0],
+        ))
+
+    return res
+
+
+@hook.command("directions",
+              help="Get routing instructions",
+              help_usage={
+                  "POINT1 POINT2 ...": "Get routing instructions to go from POINT1 to the last POINTX via intermediates POINTX"
+              },
+              keywords={
+                  "profile=PROF": "One of driving-car, driving-hgv, cycling-regular, cycling-road, cycling-safe, cycling-mountain, cycling-tour, cycling-electric, foot-walking, foot-hiking, wheelchair. Default: foot-walking",
+                  "preference=PREF": "One of fastest, shortest, recommended. Default: recommended",
+                  "lang=LANG": "default: en",
+              })
+def cmd_directions(msg):
+    drcts = directions(["{0},{1}".format(*firstgeocode(g)[0]) for g in msg.args],
+                       profile=msg.kwargs["profile"] if "profile" in msg.kwargs else "foot-walking",
+                       preference=msg.kwargs["preference"] if "preference" in msg.kwargs else "recommended",
+                       units="m",
+                       language=msg.kwargs["lang"] if "lang" in msg.kwargs else "en",
+                       geometry=False,
+                       instructions=True,
+                       instruction_format="text")
+    if "error" in drcts and "message" in drcts["error"] and drcts["error"]["message"]:
+        raise IMException(drcts["error"]["message"])
+
+    if "routes" not in drcts or not drcts["routes"]:
+        raise IMException("No route available for this trip")
+
+    myway = drcts["routes"][0]
+    myway["summary"]["strduration"] = approx_duration(myway["summary"]["duration"])
+    myway["summary"]["strdistance"] = approx_distance(myway["summary"]["distance"])
+    res = Response("Trip summary: {strdistance} in approximate {strduration}; elevation +{ascent} m -{descent} m".format(**myway["summary"]), channel=msg.channel, count=" (%d more steps)", nomore="You have arrived!")
+
+    def formatSegments(segments):
+        for segment in segments:
+            for step in segment["steps"]:
+                step["strtype"] = waytype[step["type"]]
+                step["strduration"] = approx_duration(step["duration"])
+                step["strdistance"] = approx_distance(step["distance"])
+                yield "{instruction} for {strdistance} on {strtype} (approximate time: {strduration})".format(**step)
+
+    if "segments" in myway:
+        res.append_message([m for m in formatSegments(myway["segments"])])
+
+    return res
diff --git a/modules/pkgs.py b/modules/pkgs.py
new file mode 100644
index 0000000..5a7b0a9
--- /dev/null
+++ b/modules/pkgs.py
@@ -0,0 +1,68 @@
+"""Get information about common software"""
+
+# PYTHON STUFFS #######################################################
+
+import portage
+
+from nemubot import context
+from nemubot.exception import IMException
+from nemubot.hooks import hook
+
+from more import Response
+
+DB = None
+
+# MODULE CORE #########################################################
+
+def get_db():
+    global DB
+    if DB is None:
+        DB = portage.db[portage.root]["porttree"].dbapi
+    return DB
+
+
+def package_info(pkgname):
+    pv = get_db().xmatch("match-all", pkgname)
+    if not pv:
+        raise IMException("No package named '%s' found" % pkgname)
+
+    bv = get_db().xmatch("bestmatch-visible", pkgname)
+    pvsplit = portage.catpkgsplit(bv if bv else pv[-1])
+    info = get_db().aux_get(bv if bv else pv[-1], ["DESCRIPTION", "HOMEPAGE", "LICENSE", "IUSE", "KEYWORDS"])
+
+    return {
+        "pkgname": '/'.join(pvsplit[:2]),
+        "category": pvsplit[0],
+        "shortname": pvsplit[1],
+        "lastvers": '-'.join(pvsplit[2:]) if pvsplit[3] != "r0" else pvsplit[2],
+        "othersvers": ['-'.join(portage.catpkgsplit(p)[2:]) for p in pv if p != bv],
+        "description": info[0],
+        "homepage": info[1],
+        "license": info[2],
+        "uses": info[3],
+        "keywords": info[4],
+    }
+
+
+# MODULE INTERFACE ####################################################
+
+@hook.command("eix",
+      help="Get information about a package",
+      help_usage={
+          "NAME": "Get information about a software NAME"
+      })
+def cmd_eix(msg):
+    if not len(msg.args):
+        raise IMException("please give me a package to search")
+
+    def srch(term):
+        try:
+            yield package_info(term)
+        except portage.exception.AmbiguousPackageName as e:
+            for i in e.args[0]:
+                yield package_info(i)
+
+    res = Response(channel=msg.channel, count=" (%d more packages)", nomore="No more package '%s'" % msg.args[0])
+    for pi in srch(msg.args[0]):
+        res.append_message("\x03\x02{pkgname}:\x03\x02 {description} - {homepage} - {license} - last revisions: \x03\x02{lastvers}\x03\x02{ov}".format(ov=(", " + ', '.join(pi["othersvers"])) if pi["othersvers"] else "", **pi))
+    return res
diff --git a/modules/suivi.py b/modules/suivi.py
index a6f6ab4..6ad13e9 100644
--- a/modules/suivi.py
+++ b/modules/suivi.py
@@ -126,6 +126,24 @@ def get_postnl_info(postnl_id):
             return (post_status.lower(), post_destination, post_date)
 
 
+def get_usps_info(usps_id):
+    usps_parcelurl = "https://tools.usps.com/go/TrackConfirmAction_input?" + urllib.parse.urlencode({'qtc_tLabels1': usps_id})
+
+    usps_data = getURLContent(usps_parcelurl)
+    soup = BeautifulSoup(usps_data)
+    if (soup.find(class_="tracking_history")
+            and soup.find(class_="tracking_history").find(class_="row_notification")
+            and soup.find(class_="tracking_history").find(class_="row_top").find_all("td")):
+        notification = soup.find(class_="tracking_history").find(class_="row_notification").text.strip()
+        date = re.sub(r"\s+", " ", soup.find(class_="tracking_history").find(class_="row_top").find_all("td")[0].text.strip())
+        status = soup.find(class_="tracking_history").find(class_="row_top").find_all("td")[1].text.strip()
+        last_location = soup.find(class_="tracking_history").find(class_="row_top").find_all("td")[2].text.strip()
+
+        print(notification)
+
+        return (notification, date, status, last_location)
+
+
 def get_fedex_info(fedex_id, lang="en_US"):
     data = urllib.parse.urlencode({
         'data': json.dumps({
@@ -156,11 +174,22 @@ def get_fedex_info(fedex_id, lang="en_US"):
 
     if ("TrackPackagesResponse" in fedex_data and
         "packageList" in fedex_data["TrackPackagesResponse"] and
-        len(fedex_data["TrackPackagesResponse"]["packageList"])
+        len(fedex_data["TrackPackagesResponse"]["packageList"]) and
+        not fedex_data["TrackPackagesResponse"]["errorList"][0]["code"] and
+        not fedex_data["TrackPackagesResponse"]["packageList"][0]["errorList"][0]["code"]
     ):
         return fedex_data["TrackPackagesResponse"]["packageList"][0]
 
 
+def get_dhl_info(dhl_id, lang="en"):
+    dhl_parcelurl = "http://www.dhl.com/shipmentTracking?" + urllib.parse.urlencode({'AWB': dhl_id})
+
+    dhl_data = getJSON(dhl_parcelurl)
+
+    if "results" in dhl_data and dhl_data["results"]:
+        return dhl_data["results"][0]
+
+
 # TRACKING HANDLERS ###################################################
 
 def handle_tnt(tracknum):
@@ -195,6 +224,13 @@ def handle_postnl(tracknum):
                 ")." % (tracknum, post_status, post_destination, post_date))
 
 
+def handle_usps(tracknum):
+    info = get_usps_info(tracknum)
+    if info:
+        notif, last_date, last_status, last_location = info
+        return ("USPS \x02{tracknum}\x0F is {last_status} in \x02{last_location}\x0F as of {last_date}: {notif}".format(tracknum=tracknum, notif=notif, last_date=last_date, last_status=last_status.lower(), last_location=last_location))
+
+
 def handle_colissimo(tracknum):
     info = get_colissimo_info(tracknum)
     if info:
@@ -229,6 +265,12 @@ def handle_fedex(tracknum):
             return ("{trackingCarrierDesc}: \x02{statusWithDetails}\x0F: in \x02{statusLocationCity}, {statusLocationCntryCD}\x0F, estimated delivery: {displayEstDeliveryDateTime}.".format(**info))
 
 
+def handle_dhl(tracknum):
+    info = get_dhl_info(tracknum)
+    if info:
+        return "DHL {label} {id}: \x02{description}\x0F".format(**info)
+
+
 TRACKING_HANDLERS = {
     'laposte': handle_laposte,
     'postnl': handle_postnl,
@@ -237,6 +279,8 @@ TRACKING_HANDLERS = {
     'coliprive': handle_coliprive,
     'tnt': handle_tnt,
     'fedex': handle_fedex,
+    'dhl': handle_dhl,
+    'usps': handle_usps,
 }
 
 
diff --git a/nemubot/bot.py b/nemubot/bot.py
index b0d3915..aa1cb3e 100644
--- a/nemubot/bot.py
+++ b/nemubot/bot.py
@@ -20,6 +20,7 @@ from multiprocessing import JoinableQueue
 import threading
 import select
 import sys
+import weakref
 
 from nemubot import __version__
 from nemubot.consumer import Consumer, EventConsumer, MessageConsumer
@@ -99,15 +100,15 @@ class Bot(threading.Thread):
             from more import Response
             res = Response(channel=msg.to_response)
             if len(msg.args) >= 1:
-                if msg.args[0] in self.modules:
-                    if hasattr(self.modules[msg.args[0]], "help_full"):
-                        hlp = self.modules[msg.args[0]].help_full()
+                if msg.args[0] in self.modules and self.modules[msg.args[0]]() is not None:
+                    if hasattr(self.modules[msg.args[0]](), "help_full"):
+                        hlp = self.modules[msg.args[0]]().help_full()
                         if isinstance(hlp, Response):
                             return hlp
                         else:
                             res.append_message(hlp)
                     else:
-                        res.append_message([str(h) for s,h in self.modules[msg.args[0]].__nemubot_context__.hooks], title="Available commands for module " + msg.args[0])
+                        res.append_message([str(h) for s,h in self.modules[msg.args[0]]().__nemubot_context__.hooks], title="Available commands for module " + msg.args[0])
                 elif msg.args[0][0] == "!":
                     from nemubot.message.command import Command
                     for h in self.treater._in_hooks(Command(msg.args[0][1:])):
@@ -137,7 +138,7 @@ class Bot(threading.Thread):
                 res.append_message(title="Pour plus de détails sur un module, "
                                    "envoyez \"!help nomdumodule\". Voici la liste"
                                    " de tous les modules disponibles localement",
-                                   message=["\x03\x02%s\x03\x02 (%s)" % (im, self.modules[im].__doc__) for im in self.modules if self.modules[im].__doc__])
+                                   message=["\x03\x02%s\x03\x02 (%s)" % (im, self.modules[im]().__doc__) for im in self.modules if self.modules[im]() is not None and self.modules[im]().__doc__])
             return res
         self.treater.hm.add_hook(nemubot.hooks.Command(_help_msg, "help"), "in", "Command")
 
@@ -518,18 +519,20 @@ class Bot(threading.Thread):
                 raise
 
         # Save a reference to the module
-        self.modules[module_name] = module
+        self.modules[module_name] = weakref.ref(module)
+        logger.info("Module '%s' successfully loaded.", module_name)
 
 
     def unload_module(self, name):
         """Unload a module"""
-        if name in self.modules:
-            self.modules[name].print("Unloading module %s" % name)
+        if name in self.modules and self.modules[name]() is not None:
+            module = self.modules[name]()
+            module.print("Unloading module %s" % name)
 
             # Call the user defined unload method
-            if hasattr(self.modules[name], "unload"):
-                self.modules[name].unload(self)
-            self.modules[name].__nemubot_context__.unload()
+            if hasattr(module, "unload"):
+                module.unload(self)
+            module.__nemubot_context__.unload()
 
             # Remove from the nemubot dict
             del self.modules[name]
@@ -566,7 +569,7 @@ class Bot(threading.Thread):
             self.event_timer.cancel()
 
         logger.info("Save and unload all modules...")
-        for mod in self.modules.items():
+        for mod in [m for m in self.modules.keys()]:
             self.unload_module(mod)
 
         logger.info("Close all servers connection...")
diff --git a/nemubot/datastore/xml.py b/nemubot/datastore/xml.py
index 46dca70..025c0c5 100644
--- a/nemubot/datastore/xml.py
+++ b/nemubot/datastore/xml.py
@@ -143,4 +143,15 @@ class XML(Abstract):
         if self.rotate:
             self._rotate(path)
 
-        return data.save(path)
+        import tempfile
+        _, tmpath = tempfile.mkstemp()
+        with open(tmpath, "w") as f:
+            import xml.sax.saxutils
+            gen = xml.sax.saxutils.XMLGenerator(f, "utf-8")
+            gen.startDocument()
+            data.saveElement(gen)
+            gen.endDocument()
+
+        # Atomic save
+        import shutil
+        shutil.move(tmpath, path)
diff --git a/nemubot/modulecontext.py b/nemubot/modulecontext.py
index 877b8de..bfb1938 100644
--- a/nemubot/modulecontext.py
+++ b/nemubot/modulecontext.py
@@ -14,6 +14,9 @@
 # You should have received a copy of the GNU Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
+from nemubot.hooks import Abstract as AbstractHook
+from nemubot.server.abstract import AbstractServer
+
 class _ModuleContext:
 
     def __init__(self, module=None):
@@ -37,12 +40,10 @@ class _ModuleContext:
         return module_state.ModuleState("nemubotstate")
 
     def add_hook(self, hook, *triggers):
-        from nemubot.hooks import Abstract as AbstractHook
         assert isinstance(hook, AbstractHook), hook
         self.hooks.append((triggers, hook))
 
     def del_hook(self, hook, *triggers):
-        from nemubot.hooks import Abstract as AbstractHook
         assert isinstance(hook, AbstractHook), hook
         self.hooks.remove((triggers, hook))
 
@@ -67,7 +68,9 @@ class _ModuleContext:
         self.context.datastore.save(self.module_name, self.data)
 
     def subparse(self, orig, cnt):
-        if orig.server in self.context.servers:
+        if isinstance(orig.server, AbstractServer):
+            return orig.server.subparse(orig, cnt)
+        elif orig.server in self.context.servers:
             return self.context.servers[orig.server].subparse(orig, cnt)
 
     @property
@@ -115,13 +118,11 @@ class ModuleContext(_ModuleContext):
         return self.context.datastore.load(self.module_name)
 
     def add_hook(self, hook, *triggers):
-        from nemubot.hooks import Abstract as AbstractHook
         assert isinstance(hook, AbstractHook), hook
         self.hooks.append((triggers, hook))
         return self.context.treater.hm.add_hook(hook, *triggers)
 
     def del_hook(self, hook, *triggers):
-        from nemubot.hooks import Abstract as AbstractHook
         assert isinstance(hook, AbstractHook), hook
         self.hooks.remove((triggers, hook))
         return self.context.treater.hm.del_hooks(*triggers, hook=hook)
@@ -136,7 +137,9 @@ class ModuleContext(_ModuleContext):
         return self.context.del_event(evt, module_src=self.module)
 
     def send_response(self, server, res):
-        if server in self.context.servers:
+        if isinstance(server, AbstractServer):
+            server.send_response(res)
+        elif server in self.context.servers:
             if res.server is not None:
                 return self.context.servers[res.server].send_response(res)
             else:
diff --git a/nemubot/server/message/IRC.py b/nemubot/server/message/IRC.py
index 5ccd735..48ef9a4 100644
--- a/nemubot/server/message/IRC.py
+++ b/nemubot/server/message/IRC.py
@@ -146,7 +146,7 @@ class IRC(Abstract):
             receivers = self.decode(self.params[0]).split(',')
 
             common_args = {
-                "server": srv.name,
+                "server": srv,
                 "date": self.tags["time"],
                 "to": receivers,
                 "to_response": [r if r != srv.nick else self.nick for r in receivers],
diff --git a/nemubot/tools/test_xmlparser.py b/nemubot/tools/test_xmlparser.py
index d7f5a9a..0feda73 100644
--- a/nemubot/tools/test_xmlparser.py
+++ b/nemubot/tools/test_xmlparser.py
@@ -1,5 +1,6 @@
 import unittest
 
+import io
 import xml.parsers.expat
 
 from nemubot.tools.xmlparser import XMLParser
@@ -12,6 +13,11 @@ class StringNode():
     def characters(self, content):
         self.string += content
 
+    def saveElement(self, store, tag="string"):
+        store.startElement(tag, {})
+        store.characters(self.string)
+        store.endElement(tag)
+
 
 class TestNode():
     def __init__(self, option=None):
@@ -22,6 +28,15 @@ class TestNode():
         self.mystr = child.string
         return True
 
+    def saveElement(self, store, tag="test"):
+        store.startElement(tag, {"option": self.option})
+
+        strNode = StringNode()
+        strNode.string = self.mystr
+        strNode.saveElement(store)
+
+        store.endElement(tag)
+
 
 class Test2Node():
     def __init__(self, option=None):
@@ -33,6 +48,15 @@ class Test2Node():
             self.mystrs.append(attrs["value"])
             return True
 
+    def saveElement(self, store, tag="test"):
+        store.startElement(tag, {"option": self.option} if self.option is not None else {})
+
+        for mystr in self.mystrs:
+            store.startElement("string", {"value": mystr})
+            store.endElement("string")
+
+        store.endElement(tag)
+
 
 class TestXMLParser(unittest.TestCase):
 
@@ -44,9 +68,11 @@ class TestXMLParser(unittest.TestCase):
         p.CharacterDataHandler = mod.characters
         p.EndElementHandler = mod.endElement
 
-        p.Parse("<string>toto</string>", 1)
+        inputstr = "<string>toto</string>"
+        p.Parse(inputstr, 1)
 
         self.assertEqual(mod.root.string, "toto")
+        self.assertEqual(mod.saveDocument(header=False).getvalue(), inputstr)
 
 
     def test_parser2(self):
@@ -57,10 +83,12 @@ class TestXMLParser(unittest.TestCase):
         p.CharacterDataHandler = mod.characters
         p.EndElementHandler = mod.endElement
 
-        p.Parse("<test option='123'><string>toto</string></test>", 1)
+        inputstr = '<test option="123"><string>toto</string></test>'
+        p.Parse(inputstr, 1)
 
         self.assertEqual(mod.root.option, "123")
         self.assertEqual(mod.root.mystr, "toto")
+        self.assertEqual(mod.saveDocument(header=False).getvalue(), inputstr)
 
 
     def test_parser3(self):
@@ -71,12 +99,14 @@ class TestXMLParser(unittest.TestCase):
         p.CharacterDataHandler = mod.characters
         p.EndElementHandler = mod.endElement
 
-        p.Parse("<test><string value='toto' /><string value='toto2' /></test>", 1)
+        inputstr = '<test><string value="toto"/><string value="toto2"/></test>'
+        p.Parse(inputstr, 1)
 
         self.assertEqual(mod.root.option, None)
         self.assertEqual(len(mod.root.mystrs), 2)
         self.assertEqual(mod.root.mystrs[0], "toto")
         self.assertEqual(mod.root.mystrs[1], "toto2")
+        self.assertEqual(mod.saveDocument(header=False, short_empty_elements=True).getvalue(), inputstr)
 
 
 if __name__ == '__main__':
diff --git a/nemubot/tools/web.py b/nemubot/tools/web.py
index 0852664..0394aac 100644
--- a/nemubot/tools/web.py
+++ b/nemubot/tools/web.py
@@ -15,6 +15,7 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 from urllib.parse import urljoin, urlparse, urlsplit, urlunsplit
+import socket
 
 from nemubot.exception import IMException
 
@@ -67,13 +68,14 @@ def getPassword(url):
 
 # Get real pages
 
-def getURLContent(url, body=None, timeout=7, header=None):
+def getURLContent(url, body=None, timeout=7, header=None, decode_error=False):
     """Return page content corresponding to URL or None if any error occurs
 
     Arguments:
     url -- the URL to get
     body -- Data to send as POST content
     timeout -- maximum number of seconds to wait before returning an exception
+    decode_error -- raise exception on non-200 pages or ignore it
     """
 
     o = urlparse(_getNormalizedURL(url), "http")
@@ -123,6 +125,8 @@ def getURLContent(url, body=None, timeout=7, header=None):
                          o.path,
                          body,
                          header)
+    except socket.timeout as e:
+        raise IMException(e)
     except OSError as e:
         raise IMException(e.strerror)
 
@@ -163,7 +167,10 @@ def getURLContent(url, body=None, timeout=7, header=None):
             urljoin(url, res.getheader("Location")),
             body=body,
             timeout=timeout,
-            header=header)
+            header=header,
+            decode_error=decode_error)
+    elif decode_error:
+        return data.decode(charset).strip()
     else:
         raise IMException("A HTTP error occurs: %d - %s" %
                            (res.status, http.client.responses[res.status]))
diff --git a/nemubot/tools/xmlparser/__init__.py b/nemubot/tools/xmlparser/__init__.py
index abc5bb9..c8d393a 100644
--- a/nemubot/tools/xmlparser/__init__.py
+++ b/nemubot/tools/xmlparser/__init__.py
@@ -134,6 +134,21 @@ class XMLParser:
                     return
             raise TypeError(name + " tag not expected in " + self.display_stack())
 
+    def saveDocument(self, f=None, header=True, short_empty_elements=False):
+        if f is None:
+            import io
+            f = io.StringIO()
+
+        import xml.sax.saxutils
+        gen = xml.sax.saxutils.XMLGenerator(f, "utf-8", short_empty_elements=short_empty_elements)
+        if header:
+            gen.startDocument()
+        self.root.saveElement(gen)
+        if header:
+            gen.endDocument()
+
+        return f
+
 
 def parse_file(filename):
     p = xml.parsers.expat.ParserCreate()
diff --git a/nemubot/tools/xmlparser/basic.py b/nemubot/tools/xmlparser/basic.py
index 8456629..f2d9fd5 100644
--- a/nemubot/tools/xmlparser/basic.py
+++ b/nemubot/tools/xmlparser/basic.py
@@ -44,6 +44,13 @@ class ListNode:
         return self.items.__repr__()
 
 
+    def saveElement(self, store, tag="list"):
+        store.startElement(tag, {})
+        for i in self.items:
+            i.saveElement(store)
+        store.endElement(tag)
+
+
 class DictNode:
 
     """XML node representing a Python dictionnnary
@@ -106,3 +113,10 @@ class DictNode:
 
     def __repr__(self):
         return self.items.__repr__()
+
+
+    def saveElement(self, store, tag="dict"):
+        store.startElement(tag, {})
+        for k, v in self.items.items():
+            v.saveElement(store)
+        store.endElement(tag)
diff --git a/nemubot/tools/xmlparser/genericnode.py b/nemubot/tools/xmlparser/genericnode.py
index 9c29a23..425934c 100644
--- a/nemubot/tools/xmlparser/genericnode.py
+++ b/nemubot/tools/xmlparser/genericnode.py
@@ -53,6 +53,14 @@ class ParsingNode:
         return item in self.attrs
 
 
+    def saveElement(self, store, tag=None):
+        store.startElement(tag if tag is not None else self.tag, self.attrs)
+        for child in self.children:
+            child.saveElement(store)
+        store.characters(self.content)
+        store.endElement(tag if tag is not None else self.tag)
+
+
 class GenericNode(ParsingNode):
 
     """Consider all subtags as dictionnary
diff --git a/nemubot/tools/xmlparser/node.py b/nemubot/tools/xmlparser/node.py
index 965a475..7df255e 100644
--- a/nemubot/tools/xmlparser/node.py
+++ b/nemubot/tools/xmlparser/node.py
@@ -196,7 +196,7 @@ class ModuleState:
         if self.index_fieldname is not None:
             self.setIndex(self.index_fieldname, self.index_tagname)
 
-    def save_node(self, gen):
+    def saveElement(self, gen):
         """Serialize this node as a XML node"""
         from datetime import datetime
         attribs = {}
@@ -215,29 +215,9 @@ class ModuleState:
             gen.startElement(self.name, attrs)
 
             for child in self.childs:
-                child.save_node(gen)
+                child.saveElement(gen)
 
             gen.endElement(self.name)
         except:
             logger.exception("Error occured when saving the following "
                              "XML node: %s with %s", self.name, attrs)
-
-    def save(self, filename):
-        """Save the current node as root node in a XML file
-
-        Argument:
-        filename -- location of the file to create/erase
-        """
-
-        import tempfile
-        _, tmpath = tempfile.mkstemp()
-        with open(tmpath, "w") as f:
-            import xml.sax.saxutils
-            gen = xml.sax.saxutils.XMLGenerator(f, "utf-8")
-            gen.startDocument()
-            self.save_node(gen)
-            gen.endDocument()
-
-        # Atomic save
-        import shutil
-        shutil.move(tmpath, filename)