diff --git a/.env b/.env
deleted file mode 100644
index bfd29ef4..00000000
--- a/.env
+++ /dev/null
@@ -1,5 +0,0 @@
-#API_HOST = http://localhost:7777/
-#REMOTE_CURRENT = http://localhost:7777/static/
-REACT_APP_API_HOST = https://pig.staging.vault48.org/
-REACT_APP_REMOTE_CURRENT = https://pig.staging.vault48.org/static/
-EXPOSE = 4000
diff --git a/.gitignore b/.gitignore
index a0d7b1b9..1e572c99 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@
 /npm-debug.log
 /.idea
 /dist
+/.env
diff --git a/package.json b/package.json
index 579992cc..8d1c21b1 100644
--- a/package.json
+++ b/package.json
@@ -14,6 +14,7 @@
     "connected-react-router": "^6.5.2",
     "date-fns": "^2.4.1",
     "flexbin": "^0.2.0",
+    "marked": "^2.0.0",
     "node-sass": "4.14.1",
     "photoswipe": "^4.1.3",
     "raleway-cyrillic": "^4.0.2",
@@ -62,6 +63,7 @@
   "devDependencies": {
     "@craco/craco": "5.8.0",
     "@types/classnames": "^2.2.7",
+    "@types/marked": "^1.2.2",
     "@types/node": "^11.13.22",
     "@types/ramda": "^0.26.33",
     "@types/react-redux": "^7.1.11",
diff --git a/src/components/comment/CommentContent/index.tsx b/src/components/comment/CommentContent/index.tsx
index 08e9c49a..a1a48d40 100644
--- a/src/components/comment/CommentContent/index.tsx
+++ b/src/components/comment/CommentContent/index.tsx
@@ -49,6 +49,14 @@ const CommentContent: FC<IProps> = memo(
       [can_edit, comment, onEditClick, onLockClick]
     );
 
+    const blocks = useMemo(
+      () =>
+        !!comment.text.trim()
+          ? formatCommentText(path(['user', 'username'], comment), comment.text)
+          : [],
+      [comment.text]
+    );
+
     return (
       <div className={styles.wrap}>
         {comment.text && (
@@ -56,7 +64,7 @@ const CommentContent: FC<IProps> = memo(
             {menu}
 
             <Group className={styles.renderers}>
-              {formatCommentText(path(['user', 'username'], comment), comment.text).map(
+              {blocks.map(
                 (block, key) =>
                   COMMENT_BLOCK_RENDERERS[block.type] &&
                   createElement(COMMENT_BLOCK_RENDERERS[block.type], { block, key })
diff --git a/src/components/comment/CommentTextBlock/index.tsx b/src/components/comment/CommentTextBlock/index.tsx
index 930eb96a..674c7269 100644
--- a/src/components/comment/CommentTextBlock/index.tsx
+++ b/src/components/comment/CommentTextBlock/index.tsx
@@ -1,15 +1,20 @@
-import React, { FC } from 'react';
+import React, { FC, useMemo } from 'react';
 import { ICommentBlockProps } from '~/constants/comment';
 import styles from './styles.module.scss';
+import classNames from 'classnames';
+import markdown from '~/styles/common/markdown.module.scss';
+import { formatText } from '~/utils/dom';
 
 interface IProps extends ICommentBlockProps {}
 
 const CommentTextBlock: FC<IProps> = ({ block }) => {
+  const content = useMemo(() => formatText(block.content), [block.content]);
+
   return (
     <div
-      className={styles.text}
+      className={classNames(styles.text, markdown.wrapper)}
       dangerouslySetInnerHTML={{
-        __html: `<p>${block.content}</p>`,
+        __html: content,
       }}
     />
   );
diff --git a/src/components/flow/Cell/index.tsx b/src/components/flow/Cell/index.tsx
index b39c6246..db1f47c9 100644
--- a/src/components/flow/Cell/index.tsx
+++ b/src/components/flow/Cell/index.tsx
@@ -4,6 +4,7 @@ import { formatCellText, getURL } from '~/utils/dom';
 import classNames from 'classnames';
 
 import styles from './styles.module.scss';
+import markdown from '~/styles/common/markdown.module.scss';
 import { Icon } from '~/components/input/Icon';
 import { flowSetCellView } from '~/redux/flow/actions';
 import { PRESETS } from '~/constants/urls';
@@ -118,6 +119,8 @@ const Cell: FC<IProps> = ({
     }
   }, [title]);
 
+  const cellText = useMemo(() => formatCellText(text), [text]);
+
   return (
     <div className={classNames(styles.cell, styles[(flow && flow.display) || 'single'])} ref={ref}>
       {is_visible && (
@@ -149,7 +152,10 @@ const Cell: FC<IProps> = ({
                 <div className={styles.text}>
                   {title && <div className={styles.text_title}>{title}</div>}
 
-                  <Group dangerouslySetInnerHTML={{ __html: formatCellText(text) }} />
+                  <div
+                    dangerouslySetInnerHTML={{ __html: cellText }}
+                    className={markdown.wrapper}
+                  />
                 </div>
               )}
 
@@ -157,7 +163,10 @@ const Cell: FC<IProps> = ({
                 <div className={styles.text_only}>
                   {title && <div className={styles.text_title}>{title}</div>}
 
-                  <Group dangerouslySetInnerHTML={{ __html: formatCellText(text) }} />
+                  <div
+                    dangerouslySetInnerHTML={{ __html: cellText }}
+                    className={markdown.wrapper}
+                  />
                 </div>
               )}
             </div>
diff --git a/src/components/flow/Cell/styles.module.scss b/src/components/flow/Cell/styles.module.scss
index ed6d791b..8a628cc8 100644
--- a/src/components/flow/Cell/styles.module.scss
+++ b/src/components/flow/Cell/styles.module.scss
@@ -327,6 +327,7 @@
   overflow: hidden;
   box-sizing: border-box;
   position: relative;
+  font-size: 6px;
 
   &::after {
     content: ' ';
diff --git a/src/components/node/NodeTextBlock/index.tsx b/src/components/node/NodeTextBlock/index.tsx
index 25f1c2b2..042b1bd7 100644
--- a/src/components/node/NodeTextBlock/index.tsx
+++ b/src/components/node/NodeTextBlock/index.tsx
@@ -1,19 +1,26 @@
-import React, { FC } from 'react';
-import { INode } from '~/redux/types';
+import React, { FC, useMemo } from 'react';
 import { path } from 'ramda';
 import { formatTextParagraphs } from '~/utils/dom';
-import styles from './styles.module.scss';
 import { INodeComponentProps } from '~/redux/node/constants';
+import classNames from 'classnames';
+import styles from './styles.module.scss';
+import markdown from '~/styles/common/markdown.module.scss';
 
 interface IProps extends INodeComponentProps {}
 
-const NodeTextBlock: FC<IProps> = ({ node }) => (
-  <div
-    className={styles.text}
-    dangerouslySetInnerHTML={{
-      __html: formatTextParagraphs(path(['blocks', 0, 'text'], node)),
-    }}
-  />
-);
+const NodeTextBlock: FC<IProps> = ({ node }) => {
+  const content = useMemo(() => formatTextParagraphs(path(['blocks', 0, 'text'], node)), [
+    node.blocks,
+  ]);
+
+  return (
+    <div
+      className={classNames(styles.text, markdown.wrapper)}
+      dangerouslySetInnerHTML={{
+        __html: content,
+      }}
+    />
+  );
+};
 
 export { NodeTextBlock };
diff --git a/src/styles/common/markdown.module.scss b/src/styles/common/markdown.module.scss
new file mode 100644
index 00000000..a4d1cca2
--- /dev/null
+++ b/src/styles/common/markdown.module.scss
@@ -0,0 +1,79 @@
+@import "../variables";
+
+.wrapper {
+  pre {
+    background-color: darken($comment_bg, 2%);
+    border: {
+      left: 4px solid $red;
+      right: 4px solid $red;
+    }
+    font-family: monospace;
+    font-size: 0.9em;
+    border-radius: $radius;
+    width: 100%;
+    overflow: auto;
+    padding: $gap;
+    box-sizing: border-box;
+    margin-bottom: 0.3em;
+  }
+
+  img {
+    max-width: 100%;
+    margin-bottom: 0.3em;
+  }
+
+  p {
+    margin-bottom: 0.3em;
+  }
+
+  h5, h4, h3, h2, h1 {
+    color: white;
+    font-weight: 800;
+    line-height: 1.2em;
+    margin-bottom: 0.3em;
+  }
+
+  h1 {
+    font-size: 2em;
+  }
+
+  h2 {
+    font-size: 1.8em;
+  }
+
+  h3 {
+    font-size: 1.6em;
+  }
+
+  h4 {
+    font-size: 1.4em;
+  }
+
+  h5 {
+    font-size: 1.2em;
+  }
+
+  ul {
+    list-style: disc;
+    padding-left: 20px;
+    margin-bottom: 0.3em;
+
+    li {
+      margin: 0.1em 0;
+    }
+  }
+
+  strong {
+    font-weight: bold;
+    color: white;
+  }
+
+  em {
+    font-style: italic;
+  }
+
+  :global(.grey) {
+    color: #555555;
+    white-space: pre-line;
+  }
+}
diff --git a/src/utils/dom.ts b/src/utils/dom.ts
index 383942e2..ccbffb75 100644
--- a/src/utils/dom.ts
+++ b/src/utils/dom.ts
@@ -8,6 +8,18 @@ import Axios from 'axios';
 import { PRESETS } from '~/constants/urls';
 import { COMMENT_BLOCK_DETECTORS, COMMENT_BLOCK_TYPES, ICommentBlock } from '~/constants/comment';
 import format from 'date-fns/format';
+import { pipe } from 'ramda';
+import {
+  formatTextDash,
+  formatExclamations,
+  formatTextMarkdown,
+  formatTextClickableUsernames,
+  formatTextComments,
+  formatTextSanitizeTags,
+  formatTextSanitizeYoutube,
+  formatTextTodos,
+} from '~/utils/formatText';
+import { splitTextByYoutube, splitTextOmitEmpty } from '~/utils/splitText';
 
 export const getStyle = (oElm: any, strCssRule: string) => {
   if (document.defaultView && document.defaultView.getComputedStyle) {
@@ -82,50 +94,18 @@ export const getURL = (file: Partial<IFile>, size?: typeof PRESETS[keyof typeof
   return file?.url ? getURLFromString(file.url, size) : null;
 };
 
-export const formatText = (text: string): string =>
-  !text
-    ? ''
-    : text
-        .replace(
-          /(https?:\/\/(www\.)?(youtube\.com|youtu\.be)\/(watch)?(\?v=)?[\w\-\&\=]+)/gim,
-          '\n$1\n'
-        )
-        .replace(/\n{1,}/gim, '\n')
-        .replace(/</g, '&lt;')
-        .replace(/>/g, '&gt;')
-        .replace(
-          /~([\wа-яА-Я-]+)/giu,
-          '<span class="username" onClick="window.postMessage({ type: \'username\', username: \'$1\'});">~$1</span>'
-        )
-        .replace(/:\/\//gim, ':|--|')
-        .replace(/(\/\/[^\n]+)/gim, '<span class="grey">$1</span>')
-        .replace(/\/\/\s*(todo|туду):?\s*([^\n]+)/gim, '// <span class="todo">$1</span> $2')
-        .replace(
-          /\/\/\s*(done|сделано|сделал|готово|fixed|пофикшено|фиксед):?\s*([^\n]+)/gim,
-          '// <span class="done">$1</span> $2'
-        )
-        .replace(/(\*\*[\s\S]*?\*\*)/gim, '<b class="bold white">$1</b>')
-        .replace(/(\_\_[\s\S]*?\_\_)/gim, '<i>$1</i>')
-        .replace(/(\!\![\s\S]*?(\!\!|\n|$))/gim, '<span class="green">$1</span>')
-        .replace(/(\/\*[\s\S]*?\*\/)/gim, '<span class="grey">$1</span>')
-        .replace(/([=|-]{5,})/gim, '<hr />')
-        .replace(/:\|--\|/gim, '://')
-        .replace(
-          /(\b(https?|ftp|file):\/\/([-A-Z0-9+&@#%?=~_|!:,.;]*)([-A-Z0-9+&@#%?\/=~_|!:,.;]*)[-A-Z0-9+&@#\/%=~_|])/gi,
-          '<a href="$1" target="blank" rel="nofollow">$1</a>'
-        )
-        .replace(' -- ', ' — ')
-        .split('\n')
-        .filter(el => el.trim().length)
-        .join('\n');
+export const formatText = pipe(
+  formatTextSanitizeTags,
+  formatTextSanitizeYoutube,
+  formatTextClickableUsernames,
+  formatTextComments,
+  formatTextTodos,
+  formatExclamations,
+  formatTextDash,
+  formatTextMarkdown
+);
 
-export const formatTextParagraphs = (text: string): string =>
-  (text &&
-    formatText(text)
-      .split('\n')
-      .map(str => `<p>${str}</p>`)
-      .join('\n')) ||
-  null;
+export const formatTextParagraphs = (text: string): string => (text && formatText(text)) || null;
 
 export const findBlockType = (line: string): ValueOf<typeof COMMENT_BLOCK_TYPES> => {
   const match = Object.values(COMMENT_BLOCK_DETECTORS).find(detector => line.match(detector.test));
@@ -133,13 +113,16 @@ export const findBlockType = (line: string): ValueOf<typeof COMMENT_BLOCK_TYPES>
 };
 
 export const splitCommentByBlocks = (text: string): ICommentBlock[] =>
-  text.split('\n').map(line => ({
+  pipe(
+    splitTextByYoutube,
+    splitTextOmitEmpty
+  )([text]).map(line => ({
     type: findBlockType(line),
     content: line,
   }));
 
 export const formatCommentText = (author: string, text: string): ICommentBlock[] =>
-  text ? splitCommentByBlocks(formatText(text)) : null;
+  text ? splitCommentByBlocks(text) : null;
 
 export const formatCellText = (text: string): string => formatTextParagraphs(text);
 
diff --git a/src/utils/formatText.ts b/src/utils/formatText.ts
new file mode 100644
index 00000000..ff8e79d4
--- /dev/null
+++ b/src/utils/formatText.ts
@@ -0,0 +1,71 @@
+import marked from 'marked';
+
+/**
+ * Cleans youtube urls
+ */
+export const formatTextSanitizeYoutube = (text: string): string =>
+  text.replace(
+    /(https?:\/\/(www\.)?(youtube\.com|youtu\.be)\/(watch)?(\?v=)?[\w\-\&\=]+)/gim,
+    '\n$1\n'
+  );
+
+/**
+ * Removes HTML tags
+ */
+export const formatTextSanitizeTags = (text: string): string =>
+  text.replace(/</g, '&lt;').replace(/>/g, '&gt;');
+
+/**
+ * Returns clickable usernames
+ */
+export const formatTextClickableUsernames = (text: string): string =>
+  text.replace(
+    /~([\wа-яА-Я-]+)/giu,
+    '<span class="username" onClick="window.postMessage({ type: \'username\', username: \'$1\'});">~$1</span>'
+  );
+
+/**
+ * Makes gray comments
+ */
+export const formatTextComments = (text: string): string =>
+  text
+    .replace(/:\/\//gim, ':|--|')
+    .replace(/(\/\/[^\n]+)/gim, '<span class="grey">$1</span>')
+    .replace(/(\/\*[\s\S]*?\*\/)/gim, '<span class="grey">$1</span>')
+    .replace(/:\|--\|/gim, '://');
+
+/**
+ * Highlights todos
+ */
+export const formatTextTodos = (text: string): string =>
+  text
+    .replace(/\/\/\s*(todo|туду):?\s*([^\n]+)/gim, '// <span class="todo">$1</span> $2')
+    .replace(
+      /\/\/\s*(done|сделано|сделал|готово|fixed|пофикшено|фиксед):?\s*([^\n]+)/gim,
+      '// <span class="done">$1</span> $2'
+    );
+
+/**
+ * Formats !!exclamation messages with green color
+ */
+export const formatExclamations = (text: string): string =>
+  text.replace(/(\!\![\s\S]*?(\!\!|\n|$))/gim, '<span class="green">$1$2</span>');
+
+/**
+ * Formats links
+ */
+export const formatLinks = (text: string): string =>
+  text.replace(
+    /(\b(https?|ftp|file):\/\/([-A-Z0-9+&@#%?=~_|!:,.;]*)([-A-Z0-9+&@#%?\/=~_|!:,.;]*)[-A-Z0-9+&@#\/%=~_|])/gi,
+    '<a href="$1" target="blank" rel="nofollow">$1</a>'
+  );
+
+/**
+ * Replaces -- with dash
+ */
+export const formatTextDash = (text: string): string => text.replace(' -- ', ' — ');
+
+/**
+ * Formats with markdown
+ */
+export const formatTextMarkdown = (text: string): string => marked(text);
diff --git a/src/utils/reducer.ts b/src/utils/reducer.ts
index 7af01e2d..7348d0aa 100644
--- a/src/utils/reducer.ts
+++ b/src/utils/reducer.ts
@@ -5,11 +5,5 @@ type Handlers<State, Types extends string, Actions extends Action<Types>> = {
   readonly [Type in Types]: (state: State, action: Actions) => State;
 };
 
-// export const createReducer = <State, Types extends string, Actions extends Action<Types>>(
-//   initialState: State,
-//   handlers: Handlers<State, Types, Actions>,
-// ) => (state = initialState, action: Actions) =>
-//   handlers.hasOwnProperty(action.type) ? handlers[action.type as Types](state, action) : state;
-
 export const createReducer = (initialState, handlers) => (state = initialState, action) =>
   handlers.hasOwnProperty(action.type) ? handlers[action.type](state, action) : state;
diff --git a/src/utils/splitText.ts b/src/utils/splitText.ts
new file mode 100644
index 00000000..32366574
--- /dev/null
+++ b/src/utils/splitText.ts
@@ -0,0 +1,11 @@
+import { flatten, isEmpty } from 'ramda';
+
+export const splitTextByYoutube = (strings: string[]): string[] =>
+  flatten(
+    strings.map(str =>
+      str.split(/(https?:\/\/(?:www\.)(?:youtube\.com|youtu\.be)\/(?:watch)(?:\?v=)[\w\-\&\=]+)/)
+    )
+  );
+
+export const splitTextOmitEmpty = (strings: string[]): string[] =>
+  strings.map(el => el.trim()).filter(el => !isEmpty(el));
diff --git a/yarn.lock b/yarn.lock
index 5bf99ab8..81b3d1ca 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1684,6 +1684,11 @@
   resolved "https://registry.yarnpkg.com/@types/json-schema/-/json-schema-7.0.6.tgz#f4c7ec43e81b319a9815115031709f26987891f0"
   integrity sha512-3c+yGKvVP5Y9TYBEibGNR+kLtijnj7mYrXRg+WpFb2X9xm04g/DXYkfg4hmzJQosc9snFNUPkbYIhu+KAm6jJw==
 
+"@types/marked@^1.2.2":
+  version "1.2.2"
+  resolved "https://registry.yarnpkg.com/@types/marked/-/marked-1.2.2.tgz#1f858a0e690247ecf3b2eef576f98f86e8d960d4"
+  integrity sha512-wLfw1hnuuDYrFz97IzJja0pdVsC0oedtS4QsKH1/inyW9qkLQbXgMUqEQT0MVtUBx3twjWeInUfjQbhBVLECXw==
+
 "@types/minimatch@*":
   version "3.0.3"
   resolved "https://registry.yarnpkg.com/@types/minimatch/-/minimatch-3.0.3.tgz#3dca0e3f33b200fc7d1139c0cd96c1268cadfd9d"
@@ -7129,6 +7134,11 @@ map-visit@^1.0.0:
   dependencies:
     object-visit "^1.0.0"
 
+marked@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/marked/-/marked-2.0.0.tgz#9662bbcb77ebbded0662a7be66ff929a8611cee5"
+  integrity sha512-NqRSh2+LlN2NInpqTQnS614Y/3NkVMFFU6sJlRFEpxJ/LHuK/qJECH7/fXZjk4VZstPW/Pevjil/VtSONsLc7Q==
+
 md5.js@^1.3.4:
   version "1.3.5"
   resolved "https://registry.yarnpkg.com/md5.js/-/md5.js-1.3.5.tgz#b5d07b8e3216e3e27cd728d72f70d1e6a342005f"