diff --git a/docs/supportedsites.md b/docs/supportedsites.md
index ec6620d4..9aaa0ad2 100644
--- a/docs/supportedsites.md
+++ b/docs/supportedsites.md
@@ -223,12 +223,6 @@ Consider all sites to be NSFW unless otherwise known.
     <td>Chapters, Manga</td>
     <td></td>
 </tr>
-<tr>
-    <td>Hentainexus</td>
-    <td>https://hentainexus.com/</td>
-    <td>Galleries, Search Results</td>
-    <td></td>
-</tr>
 <tr>
     <td>Hiperdex</td>
     <td>https://hiperdex.com/</td>
diff --git a/gallery_dl/extractor/__init__.py b/gallery_dl/extractor/__init__.py
index 4303522c..2c93e288 100644
--- a/gallery_dl/extractor/__init__.py
+++ b/gallery_dl/extractor/__init__.py
@@ -44,7 +44,6 @@ modules = [
     "hentaifox",
     "hentaihand",
     "hentaihere",
-    "hentainexus",
     "hiperdex",
     "hitomi",
     "idolcomplex",
diff --git a/gallery_dl/extractor/hentainexus.py b/gallery_dl/extractor/hentainexus.py
deleted file mode 100644
index 6c1879c6..00000000
--- a/gallery_dl/extractor/hentainexus.py
+++ /dev/null
@@ -1,185 +0,0 @@
-# -*- coding: utf-8 -*-
-
-# Copyright 2019-2021 Mike Fährmann
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
-
-"""Extractors for https://hentainexus.com/"""
-
-from .common import GalleryExtractor, Extractor, Message
-from .. import text, util
-import binascii
-import json
-
-
-class HentainexusGalleryExtractor(GalleryExtractor):
-    """Extractor for image galleries on hentainexus.com"""
-    category = "hentainexus"
-    root = "https://hentainexus.com"
-    pattern = (r"(?i)(?:https?://)?(?:www\.)?hentainexus\.com"
-               r"/(?:view|read)/(\d+)")
-    test = (
-        ("https://hentainexus.com/view/5688", {
-            "url": "f1761895fb7aca2f6ff9e09f839c0ee2fa7a5e54",
-            "keyword": "5e5bb4b1553b1c6e126b198f9ae017a1a5d0a5ad",
-        }),
-        ("https://hentainexus.com/read/5688"),
-    )
-
-    def __init__(self, match):
-        self.gallery_id = match.group(1)
-        url = "{}/view/{}".format(self.root, self.gallery_id)
-        GalleryExtractor.__init__(self, match, url)
-
-    def metadata(self, page):
-        rmve = text.remove_html
-        extr = text.extract_from(page)
-        data = {
-            "gallery_id": text.parse_int(self.gallery_id),
-            "tags"      : extr('"og:description" content="', '"').split(", "),
-            "thumbnail" : extr('"og:image" content="', '"'),
-            "title"     : extr('<h1 class="title">', '</h1>'),
-        }
-        for key in ("Artist", "Book", "Circle", "Event", "Language",
-                    "Magazine", "Parody", "Publisher", "Description"):
-            data[key.lower()] = rmve(extr(
-                'viewcolumn">' + key + '</td>', '</td>'))
-        data["lang"] = util.language_to_code(data["language"])
-
-        if 'doujin' in data['tags']:
-            data['type'] = 'Doujinshi'
-        elif 'illustration' in data['tags']:
-            data['type'] = 'Illustration'
-        else:
-            data['type'] = 'Manga'
-        data["title_conventional"] = self._join_title(data)
-        return data
-
-    def images(self, _):
-        url = "{}/read/{}".format(self.root, self.gallery_id)
-        page = self.request(url).text
-        data = json.loads(self._decode(text.extract(
-            page, 'initReader("', '"')[0]))
-
-        headers = None
-        if not self.config("original", True):
-            headers = {"_http_headers": {"Accept": "image/webp,*/*"}}
-
-        pages = data.get("pages")
-        if pages:
-            return [(page, headers) for page in pages]
-
-        base = data["b"] + data["r"]
-        gid = data["i"]
-        return [
-            ("{}{}/{}/{}".format(base, page["h"], gid, page["p"]), headers)
-            for page in data["f"]
-        ]
-
-    @staticmethod
-    def _decode(data):
-        # https://hentainexus.com/static/js/reader.min.js?r=13
-        primes = (2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53)
-        blob = binascii.a2b_base64(data)
-        key = blob[0:64]
-
-        C = 0
-        for k in key:
-            C = C ^ k
-            for _ in range(8):
-                if C & 1:
-                    C = C >> 1 ^ 0xc
-                else:
-                    C = C >> 1
-        k = primes[C & 0x7]
-
-        x = 0
-        S = list(range(256))
-        for i in range(256):
-            x = (x + S[i] + key[i % len(key)]) % 256
-            S[i], S[x] = S[x], S[i]
-
-        result = ""
-        a = c = m = x = 0
-        for n in range(64, len(blob)):
-            a = (a + k) % 256
-            x = (c + S[(x + S[a]) % 256]) % 256
-            c = (c + a + S[a]) % 256
-
-            S[a], S[x] = S[x], S[a]
-            m = S[(x + S[(a + S[(m + c) % 256]) % 256]) % 256]
-            result += chr(blob[n] ^ m)
-
-        return result
-
-    @staticmethod
-    def _join_title(data):
-        event = data['event']
-        artist = data['artist']
-        circle = data['circle']
-        title = data['title']
-        parody = data['parody']
-        book = data['book']
-        magazine = data['magazine']
-
-        # a few galleries have a large number of artists or parodies,
-        # which get replaced with "Various" in the title string
-        if artist.count(',') >= 3:
-            artist = 'Various'
-        if parody.count(',') >= 3:
-            parody = 'Various'
-
-        jt = ''
-        if event:
-            jt += '({}) '.format(event)
-        if circle:
-            jt += '[{} ({})] '.format(circle, artist)
-        else:
-            jt += '[{}] '.format(artist)
-        jt += title
-        if parody.lower() != 'original work':
-            jt += ' ({})'.format(parody)
-        if book:
-            jt += ' ({})'.format(book)
-        if magazine:
-            jt += ' ({})'.format(magazine)
-        return jt
-
-
-class HentainexusSearchExtractor(Extractor):
-    """Extractor for search results on hentainexus.com"""
-    category = "hentainexus"
-    subcategory = "search"
-    root = "https://hentainexus.com"
-    pattern = (r"(?i)(?:https?://)?(?:www\.)?hentainexus\.com"
-               r"(?:/page/\d+)?/?(?:\?(q=[^/?#]+))?$")
-    test = (
-        ("https://hentainexus.com/?q=tag:%22heart+pupils%22%20tag:group", {
-            "pattern": HentainexusGalleryExtractor.pattern,
-            "count": ">= 50",
-        }),
-        ("https://hentainexus.com/page/3?q=tag:%22heart+pupils%22"),
-    )
-
-    def __init__(self, match):
-        Extractor.__init__(self, match)
-        self.params = text.parse_query(match.group(1))
-
-    def items(self):
-        params = self.params
-        path = "/"
-        data = {"_extractor": HentainexusGalleryExtractor}
-
-        while path:
-            page = self.request(self.root + path, params=params).text
-            extr = text.extract_from(page)
-
-            while True:
-                gallery_id = extr('<a href="/view/', '"')
-                if not gallery_id:
-                    break
-                yield Message.Queue, self.root + "/view/" + gallery_id, data
-
-            path = extr('class="pagination-next" href="', '"')