diff --git a/src/ko/blacktoon/build.gradle b/src/ko/blacktoon/build.gradle
new file mode 100644
index 000000000..dd87ca866
--- /dev/null
+++ b/src/ko/blacktoon/build.gradle
@@ -0,0 +1,8 @@
+ext {
+    extName = 'BlackToon'
+    extClass = '.BlackToon'
+    extVersionCode = 1
+    isNsfw = true
+}
+
+apply from: "$rootDir/common.gradle"
diff --git a/src/ko/blacktoon/res/mipmap-hdpi/ic_launcher.png b/src/ko/blacktoon/res/mipmap-hdpi/ic_launcher.png
new file mode 100644
index 000000000..e625e5a35
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diff --git a/src/ko/blacktoon/res/mipmap-mdpi/ic_launcher.png b/src/ko/blacktoon/res/mipmap-mdpi/ic_launcher.png
new file mode 100644
index 000000000..9ced3b46a
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diff --git a/src/ko/blacktoon/res/mipmap-xhdpi/ic_launcher.png b/src/ko/blacktoon/res/mipmap-xhdpi/ic_launcher.png
new file mode 100644
index 000000000..e6c06dc4c
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diff --git a/src/ko/blacktoon/res/mipmap-xxhdpi/ic_launcher.png b/src/ko/blacktoon/res/mipmap-xxhdpi/ic_launcher.png
new file mode 100644
index 000000000..9366697b4
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diff --git a/src/ko/blacktoon/res/mipmap-xxxhdpi/ic_launcher.png b/src/ko/blacktoon/res/mipmap-xxxhdpi/ic_launcher.png
new file mode 100644
index 000000000..0137951ab
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diff --git a/src/ko/blacktoon/src/eu/kanade/tachiyomi/extension/ko/blacktoon/BlackToon.kt b/src/ko/blacktoon/src/eu/kanade/tachiyomi/extension/ko/blacktoon/BlackToon.kt
new file mode 100644
index 000000000..d7dd1514b
--- /dev/null
+++ b/src/ko/blacktoon/src/eu/kanade/tachiyomi/extension/ko/blacktoon/BlackToon.kt
@@ -0,0 +1,218 @@
+package eu.kanade.tachiyomi.extension.ko.blacktoon
+
+import eu.kanade.tachiyomi.network.GET
+import eu.kanade.tachiyomi.source.model.FilterList
+import eu.kanade.tachiyomi.source.model.MangasPage
+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.HttpSource
+import eu.kanade.tachiyomi.util.asJsoup
+import kotlinx.serialization.decodeFromString
+import kotlinx.serialization.json.Json
+import okhttp3.HttpUrl.Companion.toHttpUrlOrNull
+import okhttp3.Request
+import okhttp3.Response
+import okio.IOException
+import rx.Observable
+import uy.kohesive.injekt.injectLazy
+import kotlin.math.min
+import kotlin.random.Random
+
+class BlackToon : HttpSource() {
+
+    override val name = "블랙툰"
+
+    override val lang = "ko"
+
+    private var currentBaseUrlHost = ""
+    override val baseUrl = "https://blacktoon.me"
+
+    private val cdnUrl = "https://blacktoonimg.com/"
+
+    override val supportsLatest = true
+
+    override val client = network.cloudflareClient.newBuilder().addInterceptor { chain ->
+        if (currentBaseUrlHost.isBlank()) {
+            noRedirectClient.newCall(GET(baseUrl, headers)).execute().use {
+                currentBaseUrlHost = it.headers["location"]?.toHttpUrlOrNull()?.host
+                    ?: throw IOException("unable to get updated url")
+            }
+        }
+
+        val request = chain.request().newBuilder().apply {
+            if (chain.request().url.toString().startsWith(baseUrl)) {
+                url(
+                    chain.request().url.newBuilder()
+                        .host(currentBaseUrlHost)
+                        .build(),
+                )
+            }
+            header("Referer", "https://$currentBaseUrlHost/")
+            header("Origin", "https://$currentBaseUrlHost")
+        }.build()
+
+        return@addInterceptor chain.proceed(request)
+    }.build()
+
+    private val noRedirectClient = network.cloudflareClient.newBuilder()
+        .followRedirects(false)
+        .build()
+
+    private val json by injectLazy<Json>()
+
+    private val db by lazy {
+        val doc = client.newCall(GET(baseUrl, headers)).execute().asJsoup()
+        doc.select("script[src*=data/webtoon]").flatMap { scriptEl ->
+            var listIdx: Int
+            client.newCall(GET(scriptEl.absUrl("src"), headers))
+                .execute().body.string()
+                .also {
+                    listIdx = it.substringBefore(" = ")
+                        .substringAfter("data")
+                        .toInt()
+                }
+                .substringAfter(" = ")
+                .removeSuffix(";")
+                .let { json.decodeFromString<List<SeriesItem>>(it) }
+                .onEach { it.listIndex = listIdx }
+        }
+    }
+
+    private fun List<SeriesItem>.getPageChunk(page: Int): MangasPage {
+        return MangasPage(
+            mangas = subList((page - 1) * 24, min(page * 24, size))
+                .map { it.toSManga(cdnUrl) },
+            hasNextPage = (page + 1) * 24 <= size,
+        )
+    }
+
+    override fun fetchPopularManga(page: Int): Observable<MangasPage> {
+        return Observable.just(
+            db.sortedByDescending { it.hot }.getPageChunk(page),
+        )
+    }
+
+    override fun fetchLatestUpdates(page: Int): Observable<MangasPage> {
+        return Observable.just(
+            db.sortedByDescending { it.updatedAt }.getPageChunk(page),
+        )
+    }
+
+    override fun fetchSearchManga(page: Int, query: String, filters: FilterList): Observable<MangasPage> {
+        var list = db
+
+        if (query.isNotBlank()) {
+            val stdQuery = query.trim()
+            list = list.filter {
+                it.name.contains(stdQuery, true) ||
+                    it.author.contains(stdQuery, true)
+            }
+        }
+
+        filters.filterIsInstance<ListFilter>().forEach {
+            list = it.applyFilter(list)
+        }
+
+        return Observable.just(
+            list.getPageChunk(page),
+        )
+    }
+
+    override fun getFilterList() = getFilters()
+
+    override fun mangaDetailsRequest(manga: SManga): Request {
+        return GET("$baseUrl/webtoon/${manga.url}.html#${manga.status}", headers)
+    }
+
+    override fun getMangaUrl(manga: SManga): String {
+        return buildString {
+            if (currentBaseUrlHost.isBlank()) {
+                append(baseUrl)
+            } else {
+                append("https://")
+                append(currentBaseUrlHost)
+            }
+            append("/webtoon/")
+            append(manga.url)
+            append(".html")
+        }
+    }
+
+    override fun mangaDetailsParse(response: Response): SManga {
+        val doc = response.asJsoup()
+        return SManga.create().apply {
+            description = doc.select("p.mt-2").last()?.text()
+            thumbnail_url = doc.selectFirst("script:containsData(+img_domain+)")?.data()?.let {
+                cdnUrl + it.substringAfter("+'").substringBefore("'+")
+            }
+            status = response.request.url.fragment!!.toInt()
+        }
+    }
+
+    override fun chapterListRequest(manga: SManga): Request {
+        val url = "$baseUrl/data/toonlist/${manga.url}.js?v=${"%.17f".format(Random.nextDouble())}"
+
+        return GET(url, headers)
+    }
+
+    override fun chapterListParse(response: Response): List<SChapter> {
+        val mangaId = response.request.url.pathSegments.last().removeSuffix(".js")
+
+        val data = response.body.string()
+            .substringAfter(" = ")
+            .removeSuffix(";")
+            .let { json.decodeFromString<List<Chapter>>(it) }
+
+        return data.map { it.toSChapter(mangaId) }.reversed()
+    }
+
+    override fun getChapterUrl(chapter: SChapter): String {
+        return buildString {
+            if (currentBaseUrlHost.isBlank()) {
+                append(baseUrl)
+            } else {
+                append("https://")
+                append(currentBaseUrlHost)
+            }
+            append("/webtoons/")
+            append(chapter.url)
+            append(".html")
+        }
+    }
+
+    override fun pageListRequest(chapter: SChapter): Request {
+        return GET("$baseUrl/webtoons/${chapter.url}.html", headers)
+    }
+
+    override fun pageListParse(response: Response): List<Page> {
+        val document = response.asJsoup()
+
+        return document.select("#toon_content_imgs img").map {
+            Page(0, imageUrl = cdnUrl + it.attr("o_src"))
+        }
+    }
+
+    // unused
+    override fun popularMangaRequest(page: Int): Request {
+        throw UnsupportedOperationException()
+    }
+    override fun popularMangaParse(response: Response): MangasPage {
+        throw UnsupportedOperationException()
+    }
+    override fun latestUpdatesRequest(page: Int): Request {
+        throw UnsupportedOperationException()
+    }
+    override fun latestUpdatesParse(response: Response): MangasPage {
+        throw UnsupportedOperationException()
+    }
+    override fun searchMangaRequest(page: Int, query: String, filters: FilterList): Request {
+        throw UnsupportedOperationException()
+    }
+    override fun searchMangaParse(response: Response): MangasPage {
+        throw UnsupportedOperationException()
+    }
+    override fun imageUrlParse(response: Response): String {
+        throw UnsupportedOperationException()
+    }
+}
diff --git a/src/ko/blacktoon/src/eu/kanade/tachiyomi/extension/ko/blacktoon/Data.kt b/src/ko/blacktoon/src/eu/kanade/tachiyomi/extension/ko/blacktoon/Data.kt
new file mode 100644
index 000000000..56aac86a8
--- /dev/null
+++ b/src/ko/blacktoon/src/eu/kanade/tachiyomi/extension/ko/blacktoon/Data.kt
@@ -0,0 +1,57 @@
+package eu.kanade.tachiyomi.extension.ko.blacktoon
+
+val platformsMap = mapOf(
+    1 to "네이버",
+    2 to "다음",
+    3 to "카카오",
+    4 to "레진",
+    5 to "투믹스",
+    6 to "탑툰",
+    7 to "코미카",
+    8 to "배틀코믹",
+    9 to "코믹GT",
+    10 to "케이툰",
+    11 to "애니툰",
+    12 to "폭스툰",
+    13 to "피너툰",
+    14 to "봄툰",
+    15 to "코미코",
+    16 to "무툰",
+    17 to "지존신마",
+    99 to "기타",
+)
+
+val tagsMap = mapOf(
+    1 to "학원",
+    2 to "액션",
+    3 to "SF",
+    4 to "스토리",
+    5 to "판타지",
+    6 to "BL/백합",
+    7 to "개그/코미디",
+    8 to "연애/순정",
+    9 to "드라마",
+    10 to "로맨스",
+    11 to "시대극",
+    12 to "스포츠",
+    13 to "일상",
+    14 to "추리/미스터리",
+    15 to "공포/스릴러",
+    16 to "성인",
+    17 to "옴니버스",
+    18 to "에피소드",
+    19 to "무협",
+    20 to "소년",
+    99 to "기타",
+)
+
+val publishDayMap = mapOf(
+    1 to "월",
+    2 to "화",
+    3 to "수",
+    4 to "목",
+    5 to "금",
+    6 to "토",
+    7 to "일",
+    10 to "열흘",
+)
diff --git a/src/ko/blacktoon/src/eu/kanade/tachiyomi/extension/ko/blacktoon/Dto.kt b/src/ko/blacktoon/src/eu/kanade/tachiyomi/extension/ko/blacktoon/Dto.kt
new file mode 100644
index 000000000..15d03c0a7
--- /dev/null
+++ b/src/ko/blacktoon/src/eu/kanade/tachiyomi/extension/ko/blacktoon/Dto.kt
@@ -0,0 +1,84 @@
+package eu.kanade.tachiyomi.extension.ko.blacktoon
+
+import eu.kanade.tachiyomi.source.model.SChapter
+import eu.kanade.tachiyomi.source.model.SManga
+import kotlinx.serialization.SerialName
+import kotlinx.serialization.Serializable
+import java.text.ParseException
+import java.text.SimpleDateFormat
+import java.util.Locale
+
+@Serializable
+class SeriesItem(
+    @SerialName("x")
+    private val id: String,
+    @SerialName("t")
+    val name: String,
+    @SerialName("p")
+    private val poster: String = "",
+    @SerialName("au")
+    val author: String = "",
+    @SerialName("g")
+    val updatedAt: Long = 0,
+    @SerialName("tag")
+    private val tagIds: String = "",
+    @SerialName("c")
+    private val platformId: String = "-1",
+    @SerialName("d")
+    private val publishDayId: String = "-1",
+    @SerialName("h")
+    val hot: Int = 0,
+) {
+    val tag get() = tagIds.split(",")
+        .filter(String::isNotBlank)
+        .map(String::toInt)
+
+    val platform get() = platformId.toInt()
+
+    val publishDay get() = publishDayId.toInt()
+
+    var listIndex = -1
+
+    fun toSManga(cdnUrl: String) = SManga.create().apply {
+        url = id
+        title = name
+        thumbnail_url = poster.takeIf { it.isNotBlank() }?.let {
+            cdnUrl + it.replace("_x4", "").replace("_x3", "")
+        }
+        genre = buildList {
+            add(platformsMap[platform])
+            add(publishDayMap[publishDay])
+            tag.forEach {
+                add(tagsMap[it])
+            }
+        }.filterNotNull().joinToString()
+        author = this@SeriesItem.author
+        status = when (listIndex) {
+            0 -> SManga.COMPLETED
+            1 -> SManga.ONGOING
+            else -> SManga.UNKNOWN
+        }
+    }
+}
+
+@Serializable
+class Chapter(
+    @SerialName("id")
+    val id: String,
+    @SerialName("t")
+    val title: String,
+    @SerialName("d")
+    val date: String = "",
+) {
+    fun toSChapter(mangaId: String) = SChapter.create().apply {
+        url = "$mangaId/$id"
+        name = title
+        date_upload = try {
+            dateFormat.parse(date)!!.time
+        } catch (_: ParseException) {
+            0L
+        }
+    }
+}
+
+private val dateFormat = SimpleDateFormat("yyyy-MM-dd", Locale.ENGLISH)
diff --git a/src/ko/blacktoon/src/eu/kanade/tachiyomi/extension/ko/blacktoon/Filters.kt b/src/ko/blacktoon/src/eu/kanade/tachiyomi/extension/ko/blacktoon/Filters.kt
new file mode 100644
index 000000000..85c61baec
--- /dev/null
+++ b/src/ko/blacktoon/src/eu/kanade/tachiyomi/extension/ko/blacktoon/Filters.kt
@@ -0,0 +1,122 @@
+package eu.kanade.tachiyomi.extension.ko.blacktoon
+
+import eu.kanade.tachiyomi.source.model.Filter
+import eu.kanade.tachiyomi.source.model.FilterList
+
+interface ListFilter {
+    fun applyFilter(list: List<SeriesItem>): List<SeriesItem>
+}
+
+class TriFilter(name: String, val id: Int) : Filter.TriState(name)
+
+abstract class TriFilterGroup(
+    name: String,
+    values: Map<Int, String>,
+) : Filter.Group<TriFilter>(name, values.map { TriFilter(it.value, it.key) }), ListFilter {
+    private val included get() = state.filter { it.isIncluded() }.map { it.id }
+    private val excluded get() = state.filter { it.isExcluded() }.map { it.id }
+
+    abstract fun SeriesItem.getAttribute(): List<Int>
+    override fun applyFilter(list: List<SeriesItem>): List<SeriesItem> {
+        return list.filter { series ->
+            included.all {
+                it in series.getAttribute()
+            } and excluded.all {
+                it !in series.getAttribute()
+            }
+        }
+    }
+}
+
+abstract class SelectFilter(
+    name: String,
+    private val options: List<Pair<Int, String>>,
+) : Filter.Select<String>(
+    name,
+    options.map { it.second }.toTypedArray(),
+) {
+
+    val selected get() = options[state].first
+}
+
+class TagFilter : TriFilterGroup("Tag", tagsMap) {
+    override fun SeriesItem.getAttribute(): List<Int> {
+        return tag
+    }
+}
+
+class PlatformFilter :
+    SelectFilter(
+        "Platform",
+        buildList {
+            add(-1 to "")
+            platformsMap.forEach {
+                add(it.key to it.value)
+            }
+        },
+    ),
+    ListFilter {
+    override fun applyFilter(list: List<SeriesItem>): List<SeriesItem> {
+        return list.filter { selected == -1 || it.platform == selected }
+    }
+}
+
+class PublishDayFilter :
+    SelectFilter(
+        "Publishing Day",
+        buildList {
+            add(-1 to "")
+            publishDayMap.forEach {
+                add(it.key to it.value)
+            }
+        },
+    ),
+    ListFilter {
+    override fun applyFilter(list: List<SeriesItem>): List<SeriesItem> {
+        return list.filter { selected == -1 || it.publishDay == state }
+    }
+}
+
+class Status :
+    SelectFilter(
+        "Status",
+        listOf(
+            -1 to "All",
+            1 to "연재",
+            0 to "완결",
+        ),
+    ),
+    ListFilter {
+    override fun applyFilter(list: List<SeriesItem>): List<SeriesItem> {
+        return when (selected) {
+            1, 0 -> list.filter { it.listIndex == selected }
+            else -> list
+        }
+    }
+}
+
+class Order :
+    SelectFilter(
+        "Order by",
+        listOf(
+            0 to "최신순",
+            1 to "인기순",
+        ),
+    ),
+    ListFilter {
+    override fun applyFilter(list: List<SeriesItem>): List<SeriesItem> {
+        return when (selected) {
+            0 -> list.sortedByDescending { it.updatedAt }
+            1 -> list.sortedByDescending { it.hot }
+            else -> list
+        }
+    }
+}
+
+fun getFilters() = FilterList(
+    Order(),
+    Status(),
+    PlatformFilter(),
+    PublishDayFilter(),
+    TagFilter(),
+)