diff --git a/src/pt/geasscomics/build.gradle b/src/pt/geasscomics/build.gradle
new file mode 100644
index 000000000..e13c0153e
--- /dev/null
+++ b/src/pt/geasscomics/build.gradle
@@ -0,0 +1,8 @@
+ext {
+    extName = 'Geass Comics'
+    extClass = '.GeassComics'
+    extVersionCode = 1
+    isNsfw = true
+}
+
+apply from: "$rootDir/common.gradle"
diff --git a/src/pt/geasscomics/res/mipmap-hdpi/ic_launcher.png b/src/pt/geasscomics/res/mipmap-hdpi/ic_launcher.png
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diff --git a/src/pt/geasscomics/res/mipmap-xxxhdpi/ic_launcher.png b/src/pt/geasscomics/res/mipmap-xxxhdpi/ic_launcher.png
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diff --git a/src/pt/geasscomics/src/eu/kanade/tachiyomi/extension/pt/geasscomics/GeassComics.kt b/src/pt/geasscomics/src/eu/kanade/tachiyomi/extension/pt/geasscomics/GeassComics.kt
new file mode 100644
index 000000000..8fa0fc19f
--- /dev/null
+++ b/src/pt/geasscomics/src/eu/kanade/tachiyomi/extension/pt/geasscomics/GeassComics.kt
@@ -0,0 +1,118 @@
+package eu.kanade.tachiyomi.extension.pt.geasscomics
+
+import eu.kanade.tachiyomi.network.GET
+import eu.kanade.tachiyomi.network.interceptor.rateLimitHost
+import eu.kanade.tachiyomi.source.model.FilterList
+import eu.kanade.tachiyomi.source.model.MangasPage
+import eu.kanade.tachiyomi.source.model.Page
+import eu.kanade.tachiyomi.source.model.SChapter
+import eu.kanade.tachiyomi.source.model.SManga
+import eu.kanade.tachiyomi.source.online.HttpSource
+import keiyoushi.utils.parseAs
+import okhttp3.HttpUrl.Companion.toHttpUrl
+import okhttp3.Request
+import okhttp3.Response
+
+class GeassComics : HttpSource() {
+
+    override val name: String = "Geass Comics"
+
+    override val baseUrl: String = "https://geasscomics.xyz"
+
+    private val apiUrl = "https://api.${baseUrl.substringAfterLast("/")}"
+
+    override val lang: String = "pt-BR"
+
+    override val supportsLatest: Boolean = true
+
+    override val client = network.cloudflareClient.newBuilder()
+        .rateLimitHost(apiUrl.toHttpUrl(), 2, 1)
+        .build()
+
+    // ========================= Popular ====================================
+
+    override fun popularMangaRequest(page: Int) = GET("$apiUrl/obras?page=$page&limit=12", headers)
+
+    override fun popularMangaParse(response: Response): MangasPage {
+        val dto = response.parseAs<PopularDto>()
+        return MangasPage(dto.mangas.map(MangaDto::toSManga), dto.hasNextPage())
+    }
+
+    // ========================= Latest =====================================
+
+    override fun latestUpdatesRequest(page: Int) = GET("$apiUrl/capitulos/recentes?page=$page&limit=150", headers)
+
+    override fun latestUpdatesParse(response: Response): MangasPage {
+        val dto = response.parseAs<LatestDto>()
+        return MangasPage(dto.mangas.map(SimpleMangaDto::toSManga).distinctBy(SManga::url), false)
+    }
+
+    // ========================= Search =====================================
+
+    override fun searchMangaRequest(page: Int, query: String, filters: FilterList): Request {
+        val url = "$apiUrl/obras".toHttpUrl().newBuilder()
+            .addQueryParameter("page", page.toString())
+            .addQueryParameter("limit", "12")
+
+        if (query.isNotBlank()) {
+            url.addPathSegment("search")
+            url.addQueryParameter("q", query)
+        }
+
+        filters.forEach { filter ->
+            when (filter) {
+                is GenreList -> {
+                    val genres = filter.state.filter(GenreCheckBox::state)
+                    if (genres.isEmpty()) return@forEach
+                    url.addQueryParameter("generos", genres.joinToString { it.id })
+                }
+                else -> {}
+            }
+        }
+        return GET(url.build(), headers)
+    }
+
+    override fun searchMangaParse(response: Response): MangasPage = popularMangaParse(response)
+
+    // ========================= Details ====================================
+
+    override fun getMangaUrl(manga: SManga) = "$baseUrl/manga/${manga.url}"
+
+    override fun mangaDetailsRequest(manga: SManga) =
+        GET("$apiUrl/obras/${manga.url}/info", headers)
+
+    override fun mangaDetailsParse(response: Response): SManga =
+        response.parseAs<DetailsDto>().manga.toSManga()
+
+    // ========================= Chapters ===================================
+
+    override fun getChapterUrl(chapter: SChapter): String = "$baseUrl/${chapter.url}"
+
+    override fun chapterListRequest(manga: SManga): Request = mangaDetailsRequest(manga)
+
+    override fun chapterListParse(response: Response): List<SChapter> =
+        response.parseAs<DetailsDto>().toChapters()
+
+    // ========================= Pages ======================================
+
+    override fun pageListRequest(chapter: SChapter) =
+        GET("$apiUrl${chapter.url.replace("manga", "obras").replace("chapter", "capitulos")}", headers)
+
+    override fun pageListParse(response: Response): List<Page> =
+        response.parseAs<PageDto>().toPages()
+
+    override fun imageUrlParse(response: Response): String = ""
+
+    // ========================= Filters ====================================
+
+    override fun getFilterList(): FilterList {
+        return FilterList(
+            listOf(
+                GenreList(
+                    title = "Gêneros",
+                    genres = genresList.sortedBy(Genre::name),
+                ),
+            ),
+        )
+    }
+}
diff --git a/src/pt/geasscomics/src/eu/kanade/tachiyomi/extension/pt/geasscomics/GeassComicsDto.kt b/src/pt/geasscomics/src/eu/kanade/tachiyomi/extension/pt/geasscomics/GeassComicsDto.kt
new file mode 100644
index 000000000..23d282b4f
--- /dev/null
+++ b/src/pt/geasscomics/src/eu/kanade/tachiyomi/extension/pt/geasscomics/GeassComicsDto.kt
@@ -0,0 +1,131 @@
+package eu.kanade.tachiyomi.extension.pt.geasscomics
+
+import eu.kanade.tachiyomi.source.model.Page
+import eu.kanade.tachiyomi.source.model.SChapter
+import eu.kanade.tachiyomi.source.model.SManga
+import kotlinx.serialization.SerialName
+import kotlinx.serialization.Serializable
+
+@Serializable
+class Pagination(
+    @SerialName("has_next")
+    val hasNext: Boolean = false,
+)
+
+@Serializable
+class PopularDto(
+    @SerialName("obras")
+    val mangas: List<MangaDto> = emptyList(),
+    val pagination: Pagination = Pagination(),
+) {
+    fun hasNextPage() = pagination.hasNext
+}
+
+@Serializable
+class LatestDto(
+    @SerialName("recentes")
+    val mangas: List<SimpleMangaDto> = emptyList(),
+)
+
+@Serializable
+class DetailsDto(
+    @SerialName("obra")
+    val manga: MangaDto,
+) {
+    fun toChapters(): List<SChapter> {
+        return manga.chapters.map {
+            SChapter.create().apply {
+                name = it.name
+                chapter_number = it.number.toFloat()
+                url = "/manga/${manga.id}/chapter/${it.number}"
+            }
+        }.sortedBy(SChapter::chapter_number).reversed()
+    }
+}
+
+@Serializable
+class SimpleMangaDto(
+    @SerialName("obra_id")
+    val id: Int,
+    @SerialName("titulo_obra")
+    val title: String,
+    @SerialName("capa")
+    val thumbnail_url: String,
+) {
+    fun toSManga() = SManga.create().apply {
+        title = this@SimpleMangaDto.title
+        thumbnail_url = this@SimpleMangaDto.thumbnail_url
+        url = this@SimpleMangaDto.id.toString()
+    }
+}
+
+@Serializable
+class MangaDto(
+    val id: Int,
+    @SerialName("titulo")
+    val title: String,
+    @SerialName("artista")
+    val artist: String,
+    @SerialName("autor")
+    val author: String,
+    @SerialName("capa")
+    val thumbnail_url: String,
+    @SerialName("generos")
+    val genres: List<Genre>,
+    val sinopse: String,
+    val status: String,
+    @SerialName("capitulos")
+    val chapters: List<ChapterDto> = emptyList(),
+) {
+
+    fun toSManga() = SManga.create().apply {
+        title = this@MangaDto.title
+        description = this@MangaDto.sinopse
+        thumbnail_url = this@MangaDto.thumbnail_url
+        artist = this@MangaDto.artist
+        author = this@MangaDto.author
+        genre = genres.joinToString { it.name }
+        url = this@MangaDto.id.toString()
+        status = when (this@MangaDto.status) {
+            "EM ANDAMENTO" -> SManga.ONGOING
+            "COMPLETO" -> SManga.COMPLETED
+            else -> SManga.UNKNOWN
+        }
+        initialized = true
+    }
+
+    @Serializable
+    class Genre(
+        @SerialName("nome")
+        val name: String,
+    )
+}
+
+@Serializable
+class ChapterDto(
+    val id: Long,
+    @SerialName("numero")
+    val number: String,
+    @SerialName("titulo")
+    val name: String,
+)
+
+@Serializable
+class PageDto(
+    @SerialName("capitulo")
+    val chapter: Image,
+) {
+    fun toPages(): List<Page> =
+        chapter.images.mapIndexed { index, source -> Page(index, imageUrl = source.url) }
+
+    @Serializable
+    class Source(
+        val url: String,
+    )
+
+    @Serializable
+    class Image(
+        @SerialName("imagens")
+        val images: List<Source> = emptyList(),
+    )
+}
diff --git a/src/pt/geasscomics/src/eu/kanade/tachiyomi/extension/pt/geasscomics/GeassComicsFilter.kt b/src/pt/geasscomics/src/eu/kanade/tachiyomi/extension/pt/geasscomics/GeassComicsFilter.kt
new file mode 100644
index 000000000..04f48cc3e
--- /dev/null
+++ b/src/pt/geasscomics/src/eu/kanade/tachiyomi/extension/pt/geasscomics/GeassComicsFilter.kt
@@ -0,0 +1,43 @@
+package eu.kanade.tachiyomi.extension.pt.geasscomics
+
+import eu.kanade.tachiyomi.source.model.Filter
+
+class GenreList(title: String, genres: List<Genre>) : Filter.Group<GenreCheckBox>(title, genres.map { GenreCheckBox(it.name, it.id.toString()) })
+class GenreCheckBox(name: String, val id: String = name) : Filter.CheckBox(name)
+class Genre(val id: Int, val name: String)
+
+val genresList = listOf(
+    Genre(10, "Isekai"),
+    Genre(11, "Sistema"),
+    Genre(12, "Shonen"),
+    Genre(13, "Shojo"),
+    Genre(14, "Seinen"),
+    Genre(15, "Josei"),
+    Genre(16, "Slice of Life"),
+    Genre(17, "Horror"),
+    Genre(18, "Fantasy"),
+    Genre(19, "Romance"),
+    Genre(20, "Comedia"),
+    Genre(21, "Sports"),
+    Genre(22, "Supernatural"),
+    Genre(23, "Mystery"),
+    Genre(24, "Psychological"),
+    Genre(25, "Aventura"),
+    Genre(26, "Adulto"),
+    Genre(27, "Hentai"),
+    Genre(29, "Harém"),
+    Genre(30, "Ação"),
+    Genre(31, "Drama"),
+    Genre(32, "Escolar"),
+    Genre(35, "Monstros"),
+    Genre(36, "Ecchi"),
+    Genre(37, "Magia"),
+    Genre(38, "Demônios"),
+    Genre(40, "Dungeons"),
+    Genre(41, "Manga"),
+    Genre(42, "Apocalipse"),
+    Genre(43, "Manhwa"),
+    Genre(44, "Ficção Científica"),
+    Genre(45, "Sugestivo"),
+    Genre(46, "Loli"),
+)