diff --git a/BioArchLinux/gatb-core/PKGBUILD b/BioArchLinux/gatb-core/PKGBUILD
new file mode 100644
index 0000000000..56c9342828
--- /dev/null
+++ b/BioArchLinux/gatb-core/PKGBUILD
@@ -0,0 +1,35 @@
+# guoyi
+
+pkgname=gatb-core
+pkgver=1.4.2
+pkgrel=1
+pkgdesc="Core library of the Genome Analysis Toolbox with de-Bruijn graph"
+arch=('any')
+url="https://github.com/GATB/gatb-core"
+license=('AGPL')
+
+depends=()
+makedepends=('gcc' 'make' 'cmake')
+optdepends=()
+
+source=(https://github.com/GATB/gatb-core/archive/refs/tags/v${pkgver}.tar.gz)
+sha256sums=('824c84a3712973746b977a9d49923fd499021a894225231100eaad1a66e9742d')
+prepare() {
+  cd "$pkgname-$pkgver"/$pkgname
+  mkdir -p build
+}
+build() {
+  cd "$pkgname-$pkgver"/$pkgname
+  cd build
+  cmake ..
+  make -j 4
+}
+
+package() {
+  cd "$pkgname-$pkgver"/$pkgname
+  cd build
+  install -dm755 "$pkgdir"/usr/{bin,lib,include}
+  mv bin/* $pkgdir/usr/bin/
+  mv lib/* $pkgdir/usr/lib/
+  mv include/* $pkgdir/usr/include
+}
diff --git a/BioArchLinux/gatb-core/lilac.py b/BioArchLinux/gatb-core/lilac.py
new file mode 100644
index 0000000000..c6d1de3db7
--- /dev/null
+++ b/BioArchLinux/gatb-core/lilac.py
@@ -0,0 +1,12 @@
+#!/usr/bin/env python3
+
+from lilaclib import *
+
+def pre_build():
+  update_pkgver_and_pkgrel(_G.newver.lstrip('v'))
+  run_cmd(['updpkgsums'])
+
+def post_build():
+  git_add_files('PKGBUILD')
+  git_commit()
+  update_aur_repo()
diff --git a/BioArchLinux/gatb-core/lilac.yaml b/BioArchLinux/gatb-core/lilac.yaml
new file mode 100644
index 0000000000..6ab64ebe30
--- /dev/null
+++ b/BioArchLinux/gatb-core/lilac.yaml
@@ -0,0 +1,9 @@
+build_prefix: extra-x86_64
+maintainers:
+  - github: starsareintherose
+    email: kuoi@bioarchlinux.org
+update_on:
+  - source: github
+    github: GATB/gatb-core
+    use_latest_release: true
+    prefix: 'v'
diff --git a/prepare/kmerinshort/PKGBUILD b/prepare/kmerinshort/PKGBUILD
new file mode 100644
index 0000000000..c0a4b53709
--- /dev/null
+++ b/prepare/kmerinshort/PKGBUILD
@@ -0,0 +1,34 @@
+# guoyi
+
+pkgname=kmerinshort
+_pkgname=KmerInShort
+pkgver=1.0.1
+pkgrel=1
+pkgdesc="short kmer counter"
+arch=('x86_64')
+url="https://github.com/rizkg/KmerInShort"
+license=('AGPL')
+
+depends=()
+makedepends=('gcc' 'make' 'cmake' 'git')
+optdepends=()
+
+source=(git+https://github.com/rizkg/KmerInShort.git#tag=v${pkgver})
+sha256sums=('SKIP')
+prepare() {
+  cd "$_pkgname"
+  git submodule update --init --recursive
+  mkdir -p build
+}
+build() {
+  cd "$_pkgname"
+  cd build
+  cmake ..
+  make
+}
+
+package() {
+  cd "$_pkgname"
+
+  make DESTDIR="$pkgdir/" install
+}
diff --git a/prepare/kmerinshort/lilac.py b/prepare/kmerinshort/lilac.py
new file mode 100644
index 0000000000..c6d1de3db7
--- /dev/null
+++ b/prepare/kmerinshort/lilac.py
@@ -0,0 +1,12 @@
+#!/usr/bin/env python3
+
+from lilaclib import *
+
+def pre_build():
+  update_pkgver_and_pkgrel(_G.newver.lstrip('v'))
+  run_cmd(['updpkgsums'])
+
+def post_build():
+  git_add_files('PKGBUILD')
+  git_commit()
+  update_aur_repo()
diff --git a/prepare/kmerinshort/lilac.yaml b/prepare/kmerinshort/lilac.yaml
new file mode 100644
index 0000000000..cd04a99633
--- /dev/null
+++ b/prepare/kmerinshort/lilac.yaml
@@ -0,0 +1,9 @@
+build_prefix: extra-x86_64
+maintainers:
+  - github: starsareintherose
+    email: kuoi@bioarchlinux.org
+update_on:
+  - source: github
+    github: rizkg/KmerInShort
+    use_latest_release: true
+    prefix: 'v'