diff --git a/extension/README.md b/extension/README.md
index f6b6b8b..1471703 100644
--- a/extension/README.md
+++ b/extension/README.md
@@ -1,5 +1,13 @@
 # vscode-pylyzer
 
+![pylyzer_logo_with_letters](https://raw.githubusercontent.com/mtshiba/pylyzer/main/images/pylyzer-logo-with-letters.svg)
+
+<a href="https://marketplace.visualstudio.com/items?itemName=pylyzer.pylyzer" target="_blank" rel="noreferrer noopener nofollow"><img src="https://img.shields.io/visual-studio-marketplace/v/pylyzer.pylyzer?style=flat&amp;label=VS%20Marketplace&amp;logo=visual-studio-code" alt="vsm-version"></a>
+<a href="https://github.com/mtshiba/pylyzer/releases"><img alt="Build status" src="https://img.shields.io/github/v/release/mtshiba/pylyzer.svg"></a>
+<a href="https://github.com/mtshiba/pylyzer/actions/workflows/rust.yml"><img alt="Build status" src="https://github.com/mtshiba/pylyzer/actions/workflows/rust.yml/badge.svg"></a>
+
+`pylyzer` is a static code analyzer / language server for Python, written in Rust.
+
 ## Requirements
 
 You need to have the [pylyzer](https://github.com/mtshiba/pylyzer) installed on your system.
diff --git a/extension/package-lock.json b/extension/package-lock.json
index 667cbe5..a5c3f04 100644
--- a/extension/package-lock.json
+++ b/extension/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "pylyzer",
-  "version": "0.1.4",
+  "version": "0.1.5",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "pylyzer",
-      "version": "0.1.4",
+      "version": "0.1.5",
       "dependencies": {
         "vscode-languageclient": "^8.0.2"
       },
diff --git a/extension/package.json b/extension/package.json
index 506994f..29e9e63 100644
--- a/extension/package.json
+++ b/extension/package.json
@@ -3,7 +3,7 @@
   "displayName": "pylyzer",
   "description": "A fast Python static code analyzer & language server for VSCode",
   "publisher": "pylyzer",
-  "version": "0.1.4",
+  "version": "0.1.5",
   "engines": {
     "vscode": "^1.70.0"
   },
@@ -15,6 +15,7 @@
     "type": "git",
     "url": "https://github.com/mtshiba/pylyzer.git"
   },
+  "icon": "../images/pylyzer-logo.png",
   "main": "./dist/extension.js",
   "activationEvents": [
     "onLanguage:python"
diff --git a/images/pylyzer-logo-with-letters.png b/images/pylyzer-logo-with-letters.png
new file mode 100644
index 0000000..91f3c17
Binary files /dev/null and b/images/pylyzer-logo-with-letters.png differ
diff --git a/images/pylyzer-logo-with-letters.svg b/images/pylyzer-logo-with-letters.svg
new file mode 100644
index 0000000..5a90a79
--- /dev/null
+++ b/images/pylyzer-logo-with-letters.svg
@@ -0,0 +1,132 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   width="818.75452"
+   height="330.53958"
+   viewBox="0 0 818.75451 330.53958"
+   version="1.1"
+   id="svg5"
+   inkscape:version="1.2.2 (732a01da63, 2022-12-09)"
+   sodipodi:docname="pylyzer-logo-with-letters.svg"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:cc="http://creativecommons.org/ns#">
+  <sodipodi:namedview
+     id="namedview7"
+     pagecolor="#ffffff"
+     bordercolor="#000000"
+     borderopacity="0.25"
+     inkscape:showpageshadow="2"
+     inkscape:pageopacity="0.0"
+     inkscape:pagecheckerboard="true"
+     inkscape:deskcolor="#d1d1d1"
+     inkscape:document-units="px"
+     showgrid="false"
+     inkscape:zoom="1.3825878"
+     inkscape:cx="378.6378"
+     inkscape:cy="190.223"
+     inkscape:window-width="1920"
+     inkscape:window-height="1009"
+     inkscape:window-x="-8"
+     inkscape:window-y="-8"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="text173" />
+  <defs
+     id="defs2" />
+  <g
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer"
+     id="layer1"
+     transform="translate(-40.848067,-101.62788)">
+    <g
+       aria-label="Pylyzer"
+       id="text173"
+       style="font-size:141.05px;fill:#808000;stroke-width:0.151125"
+       transform="translate(1.4354354,-0.47847846)">
+      <rect
+         style="fill:#ffffff"
+         id="rect175"
+         width="818.75452"
+         height="330.53958"
+         x="39.412632"
+         y="102.10636" />
+      <path
+         d="M 290.06855,268.33569 H 305.978 q 7.92029,-0.0689 14.39426,-2.34165 6.47398,-2.27278 11.15728,-6.33623 4.61443,-4.06346 7.16269,-9.71097 2.54827,-5.71638 2.54827,-12.60359 0,-7.23156 -2.54827,-13.08569 -2.54826,-5.85413 -7.16269,-9.98645 -4.6833,-4.13232 -11.15728,-6.4051 -6.47397,-2.34165 -14.39426,-2.34165 h -33.88506 v 100.27773 h 17.97561 z m 0,-14.66975 v -33.5407 H 305.978 q 4.20119,0 7.36931,1.37744 3.23699,1.30857 5.44089,3.65022 2.13504,2.27278 3.23699,5.44089 1.10195,3.16812 1.10195,6.88721 0,3.37473 -1.10195,6.33623 -1.10195,2.9615 -3.30586,5.1654 -2.20391,2.20391 -5.37202,3.44361 -3.16812,1.2397 -7.36931,1.2397 z"
+         style="font-weight:600;font-family:'Roboto Mono';-inkscape-font-specification:'Roboto Mono Semi-Bold';fill:#1a1a1a"
+         id="path273" />
+      <path
+         d="m 367.88516,335.89919 q 5.64751,0 9.77983,-1.92842 4.2012,-1.92842 7.09383,-4.6833 2.9615,-2.82375 4.95879,-6.12961 1.99729,-3.30586 3.23698,-6.12962 l 37.81077,-85.74573 h -19.69741 l -17.49351,44.76685 -2.9615,7.71367 -2.34165,-7.92029 -17.76899,-44.56023 h -19.55967 l 31.68115,71.2826 -4.54555,8.54013 q -0.82647,1.51519 -1.51519,2.61714 -0.68872,1.10195 -2.06616,2.82376 -1.30857,1.7218 -3.16812,3.09924 -1.85954,1.44631 -4.20119,1.44631 -1.03308,0 -2.82376,-0.13774 -1.79067,-0.0689 -3.09924,-0.0689 l -2.27278,13.70554 q 2.20391,0.61985 4.27007,0.96421 2.13503,0.34436 4.6833,0.34436 z"
+         style="font-weight:600;font-family:'Roboto Mono';-inkscape-font-specification:'Roboto Mono Semi-Bold';fill:#1a1a1a"
+         id="path275" />
+      <path
+         d="m 444.27312,200.01459 v 14.66975 h 22.9344 v 76.51687 h -22.9344 v 14.60088 h 62.8802 v -14.60088 h -21.97019 v -91.18662 z"
+         style="font-weight:600;font-family:'Roboto Mono';-inkscape-font-specification:'Roboto Mono Semi-Bold';fill:#1a1a1a"
+         id="path277" />
+      <path
+         d="m 533.37316,335.89919 q 5.64751,0 9.77983,-1.92842 4.2012,-1.92842 7.09383,-4.6833 2.9615,-2.82375 4.95879,-6.12961 1.99729,-3.30586 3.23698,-6.12962 l 37.81077,-85.74573 h -19.69741 l -17.49351,44.76685 -2.9615,7.71367 -2.34165,-7.92029 -17.76899,-44.56023 h -19.55967 l 31.68115,71.2826 -4.54555,8.54013 q -0.82647,1.51519 -1.51519,2.61714 -0.68872,1.10195 -2.06616,2.82376 -1.30857,1.7218 -3.16812,3.09924 -1.85954,1.44631 -4.20119,1.44631 -1.03308,0 -2.82376,-0.13774 -1.79067,-0.0689 -3.09924,-0.0689 l -2.27278,13.70554 q 2.20391,0.61985 4.27007,0.96421 2.13503,0.34436 4.6833,0.34436 z"
+         style="font-weight:600;font-family:'Roboto Mono';-inkscape-font-specification:'Roboto Mono Semi-Bold';fill:#1a1a1a"
+         id="path279" />
+      <path
+         d="m 632.63823,291.4767 42.70069,-49.24353 v -10.95066 h -65.91058 v 14.53201 h 41.39212 l -42.28745,48.69255 v 11.29502 h 68.73433 V 291.4767 Z"
+         style="font-weight:600;font-family:'Roboto Mono';-inkscape-font-specification:'Roboto Mono Semi-Bold';fill:#1a1a1a"
+         id="path281" />
+      <path
+         d="m 730.09221,307.17953 q 10.81291,0 18.59546,-4.20119 7.85141,-4.27007 11.50163,-9.57322 l -9.15998,-9.43547 q -3.37473,4.33894 -8.67788,6.61172 -5.30315,2.27277 -11.15728,2.27277 -4.27007,0 -7.85142,-1.37744 -3.51247,-1.37744 -6.26735,-3.85683 -2.61714,-2.41053 -4.2012,-5.4409 -1.51519,-3.03037 -2.41052,-7.71367 v -0.27549 h 51.17195 v -7.57593 q 0,-8.1269 -2.20391,-14.87636 -2.20391,-6.81834 -6.47398,-11.63938 -4.33894,-4.82105 -10.60629,-7.50706 -6.19849,-2.68601 -14.25652,-2.68601 -7.50706,0 -14.04991,2.82376 -6.47397,2.75488 -11.29502,7.78254 -4.82104,5.09653 -7.57592,12.19036 -2.68601,7.02495 -2.68601,15.70283 v 2.75488 q 0,7.57593 2.68601,14.18765 2.68601,6.54285 7.6448,11.36389 4.95879,4.88992 11.84599,7.71367 6.95608,2.75488 15.42735,2.75488 z m -2.13504,-62.81132 q 3.92571,0 6.81834,1.30856 2.9615,1.2397 5.02766,3.37474 1.99729,2.13503 3.09924,5.09653 1.17083,2.9615 1.17083,6.06074 v 1.37744 H 710.8769 q 0.68872,-3.99458 2.13503,-7.16269 1.51519,-3.16812 3.71909,-5.4409 2.13504,-2.27277 4.95879,-3.4436 2.89263,-1.17082 6.26736,-1.17082 z"
+         style="font-weight:600;font-family:'Roboto Mono';-inkscape-font-specification:'Roboto Mono Semi-Bold';fill:#1a1a1a"
+         id="path283" />
+      <path
+         d="m 826.01595,229.90536 q -7.6448,0 -13.98103,3.65022 -6.33623,3.58135 -10.88179,9.84871 l -0.13774,-1.72181 -0.7576,-10.39968 h -16.59816 v 74.51958 h 17.83786 v -45.38669 q 1.2397,-3.23699 3.23699,-5.64751 1.99729,-2.4794 4.75217,-4.06345 2.41052,-1.51519 5.57864,-2.27278 3.16812,-0.7576 7.09382,-0.7576 3.58135,0 7.36932,0.48211 3.85683,0.41323 7.6448,1.30857 l 2.61713,-17.70012 q -2.2039,-0.7576 -5.92299,-1.30857 -3.7191,-0.55098 -7.85142,-0.55098 z"
+         style="font-weight:600;font-family:'Roboto Mono';-inkscape-font-specification:'Roboto Mono Semi-Bold';fill:#1a1a1a"
+         id="path285" />
+      <path
+         id="rect515-0"
+         style="fill:#262640;fill-opacity:1;stroke-width:0.312994"
+         d="m 81.012877,236.0323 c 3.499774,-0.12805 9.59463,0 9.59463,0 h 19.189263 38.37851 l -11.94663,49.12736 H 59.471631 l 5.973308,-24.56368 2.986659,-12.28185 c 0,0 0.796995,-3.78058 1.493325,-6.14091 1.797439,-6.09292 6.865805,-5.98643 11.087954,-6.14092 z"
+         sodipodi:nodetypes="scccccccss" />
+      <path
+         id="rect515-7"
+         style="fill:#808000;stroke-width:0.312994"
+         d="m 206.67777,285.00304 c -3.49977,0.12805 -9.59462,0 -9.59462,0 h -19.18926 -38.37851 l 11.94663,-49.12736 h 76.75702 l -5.97332,24.56368 -2.98666,12.28185 c 0,0 -0.79699,3.78057 -1.49332,6.14092 -1.79744,6.0929 -6.8658,5.98643 -11.08796,6.14091 z"
+         sodipodi:nodetypes="scccccccss" />
+      <path
+         id="rect515-0-2-4-4"
+         style="fill:#262640;fill-opacity:1;stroke-width:0.318315"
+         d="m 110.24313,188.43073 c 1.74367,-0.007 5.55302,0 5.55302,0 h 11.10604 22.21207 44.42417 l -9.35759,43.8964 H 95.33252 l 4.67879,-21.94821 2.3394,-10.97409 c 0,0 0.65568,-3.50713 1.1697,-5.48705 0.7268,-2.79976 3.83017,-5.47513 6.72272,-5.48705 z"
+         sodipodi:nodetypes="sccccccccss" />
+      <path
+         id="rect515-0-2-4-8"
+         style="fill:#808000;stroke-width:0.318315"
+         d="m 175.91928,332.36085 c -1.7437,0.007 -5.55303,0 -5.55303,0 H 159.26021 137.04814 92.623964 l 9.357576,-43.89639 h 88.84833 l -4.67879,21.94819 -2.3394,10.9741 c 0,0 -0.65568,3.50714 -1.1697,5.48705 -0.72679,2.79976 -3.83016,5.47513 -6.7227,5.48705 z"
+         sodipodi:nodetypes="sccccccccss" />
+    </g>
+  </g>
+  <metadata
+     id="metadata155">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <cc:license
+           rdf:resource="http://creativecommons.org/licenses/by-sa/4.0/" />
+      </cc:Work>
+      <cc:License
+         rdf:about="http://creativecommons.org/licenses/by-sa/4.0/">
+        <cc:permits
+           rdf:resource="http://creativecommons.org/ns#Reproduction" />
+        <cc:permits
+           rdf:resource="http://creativecommons.org/ns#Distribution" />
+        <cc:requires
+           rdf:resource="http://creativecommons.org/ns#Notice" />
+        <cc:requires
+           rdf:resource="http://creativecommons.org/ns#Attribution" />
+        <cc:permits
+           rdf:resource="http://creativecommons.org/ns#DerivativeWorks" />
+        <cc:requires
+           rdf:resource="http://creativecommons.org/ns#ShareAlike" />
+      </cc:License>
+    </rdf:RDF>
+  </metadata>
+</svg>
diff --git a/images/pylyzer-logo.png b/images/pylyzer-logo.png
new file mode 100644
index 0000000..3d2af21
Binary files /dev/null and b/images/pylyzer-logo.png differ
diff --git a/images/pylyzer-logo.svg b/images/pylyzer-logo.svg
new file mode 100644
index 0000000..1fcecb8
--- /dev/null
+++ b/images/pylyzer-logo.svg
@@ -0,0 +1,95 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   width="150mm"
+   height="150mm"
+   viewBox="0 0 149.99999 150.00001"
+   version="1.1"
+   id="svg5"
+   inkscape:version="1.2.2 (732a01da63, 2022-12-09)"
+   sodipodi:docname="pylyzer-logo.svg"
+   inkscape:export-filename="pylyzer-logo.png"
+   inkscape:export-xdpi="100"
+   inkscape:export-ydpi="100"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
+  <sodipodi:namedview
+     id="namedview7"
+     pagecolor="#ffffff"
+     bordercolor="#000000"
+     borderopacity="0.25"
+     inkscape:showpageshadow="2"
+     inkscape:pageopacity="0.0"
+     inkscape:pagecheckerboard="0"
+     inkscape:deskcolor="#d1d1d1"
+     inkscape:document-units="mm"
+     showgrid="false"
+     inkscape:zoom="0.87087522"
+     inkscape:cx="231.95057"
+     inkscape:cy="279.60378"
+     inkscape:window-width="957"
+     inkscape:window-height="1000"
+     inkscape:window-x="910"
+     inkscape:window-y="0"
+     inkscape:window-maximized="0"
+     inkscape:current-layer="layer1">
+    <sodipodi:guide
+       position="-75.63986,235.60099"
+       orientation="0,419.13998"
+       id="guide18"
+       inkscape:locked="false" />
+    <sodipodi:guide
+       position="-75.63986,235.60099"
+       orientation="0,1133.8583"
+       id="guide238"
+       inkscape:locked="false" />
+    <sodipodi:guide
+       position="224.36015,235.60099"
+       orientation="1133.8583,0"
+       id="guide240"
+       inkscape:locked="false" />
+    <sodipodi:guide
+       position="224.36014,-64.399"
+       orientation="0,-1133.8583"
+       id="guide242"
+       inkscape:locked="false" />
+    <sodipodi:guide
+       position="-75.63986,-64.399"
+       orientation="-1133.8583,0"
+       id="guide244"
+       inkscape:locked="false" />
+  </sodipodi:namedview>
+  <defs
+     id="defs2" />
+  <g
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer"
+     id="layer1"
+     transform="translate(-116.48793,-187.22888)">
+    <path
+       id="rect515"
+       style="fill:#262640;stroke-width:0.252772;fill-opacity:1"
+       transform="matrix(1,0,-0.23629037,0.97168249,0,0)"
+       d="m 200.68828,250.06465 c 2.7613,-0.10491 7.63806,0 7.63806,0 h 15.27612 30.55224 v 40.2489 H 193.05022 V 270.1891 260.12687 c 0,0 -0.0974,-3.09734 0,-5.03111 0.25139,-4.99178 4.30681,-4.90454 7.63806,-5.03111 z"
+       sodipodi:nodetypes="scccccccss" />
+    <path
+       id="rect515-7"
+       style="fill:#808000;stroke-width:0.249167"
+       d="m 241.63931,281.96791 c -2.78609,0.10194 -7.63806,0 -7.63806,0 h -15.27612 -30.55224 l 9.51043,-39.10915 h 61.10448 l -4.75522,19.55458 -2.37761,9.77729 c 0,0 -0.63447,3.00963 -1.1888,4.88864 -1.4309,4.85043 -5.4657,4.76566 -8.82686,4.88864 z"
+       sodipodi:nodetypes="scccccccss" />
+    <path
+       id="rect515-0-2-4"
+       style="fill:#262640;stroke-width:0.256234;fill-opacity:1"
+       d="m 208.58962,209.69713 c 1.38685,-0.006 4.42063,0 4.42063,0 h 8.84126 17.68252 35.36504 l 0,35.73009 h -70.73008 v -17.86505 -8.93252 c 0,0 -0.0732,-2.85468 0,-4.46626 0.10346,-2.27891 2.11996,-4.45656 4.42063,-4.46626 z"
+       sodipodi:nodetypes="sccccccccss"
+       transform="matrix(1,0,-0.20848969,0.97802456,0,0)" />
+    <path
+       id="rect515-0-2-4-8"
+       style="fill:#808000;stroke-width:0.253403"
+       d="m 217.15318,319.66836 c -1.38811,0.006 -4.42063,0 -4.42063,0 h -8.84126 -17.68252 -35.36504 l 7.44935,-34.9449 h 70.73008 l -3.72468,17.47245 -1.86234,8.73623 c 0,0 -0.52197,2.79195 -0.93117,4.36811 -0.57858,2.22883 -3.0491,4.35863 -5.35179,4.36811 z"
+       sodipodi:nodetypes="sccccccccss" />
+  </g>
+</svg>