diff --git a/src/all/erocool/AndroidManifest.xml b/src/all/erocool/AndroidManifest.xml
new file mode 100644
index 000000000..30deb7f79
--- /dev/null
+++ b/src/all/erocool/AndroidManifest.xml
@@ -0,0 +1,2 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest package="eu.kanade.tachiyomi.extension" />
diff --git a/src/all/erocool/build.gradle b/src/all/erocool/build.gradle
new file mode 100644
index 000000000..4a4726a4d
--- /dev/null
+++ b/src/all/erocool/build.gradle
@@ -0,0 +1,12 @@
+apply plugin: 'com.android.application'
+apply plugin: 'kotlin-android'
+
+ext {
+    extName = 'EroCool'
+    pkgNameSuffix = 'all.erocool'
+    extClass = '.EroCoolFactory'
+    extVersionCode = 1
+    isNsfw = true
+}
+
+apply from: "$rootDir/common.gradle"
diff --git a/src/all/erocool/res/mipmap-hdpi/ic_launcher.png b/src/all/erocool/res/mipmap-hdpi/ic_launcher.png
new file mode 100644
index 000000000..cd8aae645
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diff --git a/src/all/erocool/res/mipmap-mdpi/ic_launcher.png b/src/all/erocool/res/mipmap-mdpi/ic_launcher.png
new file mode 100644
index 000000000..3ba1f1472
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diff --git a/src/all/erocool/res/mipmap-xhdpi/ic_launcher.png b/src/all/erocool/res/mipmap-xhdpi/ic_launcher.png
new file mode 100644
index 000000000..4628cbe30
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diff --git a/src/all/erocool/res/mipmap-xxhdpi/ic_launcher.png b/src/all/erocool/res/mipmap-xxhdpi/ic_launcher.png
new file mode 100644
index 000000000..f3e0a8125
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diff --git a/src/all/erocool/res/mipmap-xxxhdpi/ic_launcher.png b/src/all/erocool/res/mipmap-xxxhdpi/ic_launcher.png
new file mode 100644
index 000000000..4bb071195
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diff --git a/src/all/erocool/res/web_hi_res_512.png b/src/all/erocool/res/web_hi_res_512.png
new file mode 100644
index 000000000..7d6af5c56
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diff --git a/src/all/erocool/src/eu/kanade/tachiyomi/extension/all/erocool/EroCool.kt b/src/all/erocool/src/eu/kanade/tachiyomi/extension/all/erocool/EroCool.kt
new file mode 100644
index 000000000..b677edb45
--- /dev/null
+++ b/src/all/erocool/src/eu/kanade/tachiyomi/extension/all/erocool/EroCool.kt
@@ -0,0 +1,108 @@
+package eu.kanade.tachiyomi.extension.all.erocool
+
+import eu.kanade.tachiyomi.network.GET
+import eu.kanade.tachiyomi.source.model.FilterList
+import eu.kanade.tachiyomi.source.model.Page
+import eu.kanade.tachiyomi.source.model.SChapter
+import eu.kanade.tachiyomi.source.model.SManga
+import eu.kanade.tachiyomi.source.online.ParsedHttpSource
+import org.jsoup.nodes.Document
+import org.jsoup.nodes.Element
+import java.text.SimpleDateFormat
+import java.util.Locale
+
+class EroCool(
+    override val lang: String,
+    private val langName: String,
+    number: Int
+) : ParsedHttpSource() {
+    override val name = "EroCool"
+
+    override val baseUrl = "https://$lang.erocool$number.com"
+
+    override val supportsLatest = true
+
+    override fun latestUpdatesSelector() = GALLERY_SELECTOR
+
+    override fun latestUpdatesNextPageSelector() = NEXT_PAGE_SELECTOR
+
+    override fun latestUpdatesRequest(page: Int) =
+        GET("$baseUrl/language/$langName/page/$page", headers)
+
+    override fun latestUpdatesFromElement(element: Element) = element.toManga()
+
+    override fun popularMangaSelector() = GALLERY_SELECTOR
+
+    override fun popularMangaNextPageSelector() = NEXT_PAGE_SELECTOR
+
+    override fun popularMangaRequest(page: Int) =
+        GET("$baseUrl/language/$langName/popular/page/$page", headers)
+
+    override fun popularMangaFromElement(element: Element) = element.toManga()
+
+    override fun searchMangaSelector() = GALLERY_SELECTOR
+
+    override fun searchMangaNextPageSelector() = NEXT_PAGE_SELECTOR
+
+    override fun searchMangaRequest(page: Int, query: String, filters: FilterList) =
+        if (query.isBlank()) popularMangaRequest(page)
+        else GET("$baseUrl/search/q_$query $langName", headers)
+
+    override fun searchMangaFromElement(element: Element) = element.toManga()
+
+    override fun mangaDetailsParse(document: Document) = SManga.create().apply {
+        description = document.selectFirst(".breadtitle")?.text()
+        genre = document.select(TAGS_SELECTOR)?.joinToString { it.text() }
+        artist = document.select(ARTISTS_SELECTOR)?.joinToString { it.text() }
+        author = document.select(GROUPS_SELECTOR)
+            ?.joinToString { it.text() }?.ifEmpty { artist } ?: artist
+    }
+
+    override fun chapterListSelector() = "#comicdetail"
+
+    override fun chapterFromElement(element: Element) = SChapter.create().apply {
+        name = "Chapter"
+        chapter_number = -1f
+        date_upload = element.uploadDate()
+        setUrlWithoutDomain(element.baseUri())
+    }
+
+    override fun pageListParse(document: Document) =
+        document.select(".vimg.lazyload").mapIndexed { idx, img ->
+            Page(idx, "", img.absUrl("data-src"))
+        }
+
+    override fun imageUrlParse(document: Document) =
+        throw UnsupportedOperationException("Not used")
+
+    private fun Element.toManga() = SManga.create().also {
+        it.url = attr("href")
+        it.title = selectFirst(".caption").attr("title")
+        it.thumbnail_url = selectFirst(".list-content")
+            .attr("style").substringAfter('(').substringBefore(')')
+    }
+
+    private fun Element.uploadDate() =
+        dateFormat.parse(selectFirst(DATE_SELECTOR).text())?.time ?: 0L
+
+    companion object {
+        private const val GALLERY_SELECTOR = ".gallery"
+
+        private const val NEXT_PAGE_SELECTOR = ".list-p-li > a[rel=next]"
+
+        private const val DATE_SELECTOR = ".ld_box > div:first-child > .ld_body"
+
+        private const val GROUPS_SELECTOR = ".ld_boxs .ld_bodys[href^=/group/]"
+
+        private const val ARTISTS_SELECTOR = ".ld_boxs .ld_bodys[href^=/artist/]"
+
+        private const val TAGS_SELECTOR =
+            ".ld_boxs .ld_bodys[href^=/parody/]," +
+                ".ld_boxs .ld_bodys[href^=/tag/]," +
+                ".ld_boxs .ld_bodys[href^=/category/]"
+
+        private val dateFormat by lazy {
+            SimpleDateFormat("yyyy/MM/dd", Locale.ROOT)
+        }
+    }
+}
diff --git a/src/all/erocool/src/eu/kanade/tachiyomi/extension/all/erocool/EroCoolFactory.kt b/src/all/erocool/src/eu/kanade/tachiyomi/extension/all/erocool/EroCoolFactory.kt
new file mode 100644
index 000000000..9c013b090
--- /dev/null
+++ b/src/all/erocool/src/eu/kanade/tachiyomi/extension/all/erocool/EroCoolFactory.kt
@@ -0,0 +1,11 @@
+package eu.kanade.tachiyomi.extension.all.erocool
+
+import eu.kanade.tachiyomi.source.SourceFactory
+
+class EroCoolFactory : SourceFactory {
+    override fun createSources() = listOf(
+        EroCool("en", "english", 1),
+        EroCool("ja", "japanese", 2),
+        EroCool("zh", "chinese", 3),
+    )
+}