diff --git a/BioArchLinux/r-tsar/PKGBUILD b/BioArchLinux/r-tsar/PKGBUILD
new file mode 100644
index 0000000000..80d9a7b3e2
--- /dev/null
+++ b/BioArchLinux/r-tsar/PKGBUILD
@@ -0,0 +1,54 @@
+# Maintainer: Pekka Ristola <pekkarr [at] protonmail [dot] com>
+
+_pkgname=TSAR
+_pkgver=1.0.0
+pkgname=r-${_pkgname,,}
+pkgver=${_pkgver//-/.}
+pkgrel=1
+pkgdesc="Thermal Shift Analysis in R"
+arch=(any)
+url="https://bioconductor.org/packages/${_pkgname}"
+license=(AGPL3)
+depends=(
+  r-dplyr
+  r-ggplot2
+  r-ggpubr
+  r-jsonlite
+  r-magrittr
+  r-minpack.lm
+  r-openxlsx
+  r-plotly
+  r-readxl
+  r-rhandsontable
+  r-shiny
+  r-shinyjs
+  r-shinywidgets
+  r-stringr
+  r-tidyr
+)
+checkdepends=(
+  r-testthat
+)
+optdepends=(
+  r-knitr
+  r-rmarkdown
+  r-testthat
+)
+source=("https://bioconductor.org/packages/release/bioc/src/contrib/${_pkgname}_${_pkgver}.tar.gz")
+md5sums=('7cc8589151c5b03e247590bbd7dc04dd')
+sha256sums=('bc75e3ad29377425c1da1b43cef760445d71ea47d8fc0a0390705d3778b9f0cd')
+
+build() {
+  mkdir -p build
+  R CMD INSTALL "$_pkgname" -l build
+}
+
+check() {
+  cd "$_pkgname/tests"
+  R_LIBS="$srcdir/build" NOT_CRAN=true Rscript --vanilla testthat.R
+}
+
+package() {
+  install -d "$pkgdir/usr/lib/R/library"
+  cp -a --no-preserve=ownership "build/$_pkgname" "$pkgdir/usr/lib/R/library"
+}
diff --git a/BioArchLinux/r-tsar/lilac.py b/BioArchLinux/r-tsar/lilac.py
new file mode 100644
index 0000000000..b5cdb057c5
--- /dev/null
+++ b/BioArchLinux/r-tsar/lilac.py
@@ -0,0 +1,14 @@
+#!/usr/bin/env python3
+from lilaclib import *
+
+import os
+import sys
+sys.path.append(os.path.normpath(f'{__file__}/../../../lilac-extensions'))
+from lilac_r_utils import r_pre_build
+
+def pre_build():
+    r_pre_build(_G)
+
+def post_build():
+    git_pkgbuild_commit()
+    update_aur_repo()
diff --git a/BioArchLinux/r-tsar/lilac.yaml b/BioArchLinux/r-tsar/lilac.yaml
new file mode 100644
index 0000000000..6fdab99887
--- /dev/null
+++ b/BioArchLinux/r-tsar/lilac.yaml
@@ -0,0 +1,28 @@
+build_prefix: extra-x86_64
+maintainers:
+- github: pekkarr
+  email: pekkarr@protonmail.com
+repo_depends:
+- r-dplyr
+- r-ggplot2
+- r-ggpubr
+- r-jsonlite
+- r-magrittr
+- r-minpack.lm
+- r-openxlsx
+- r-plotly
+- r-readxl
+- r-rhandsontable
+- r-shiny
+- r-shinyjs
+- r-shinywidgets
+- r-stringr
+- r-tidyr
+repo_makedepends:
+- r-testthat
+update_on:
+- source: rpkgs
+  pkgname: TSAR
+  repo: bioc
+  md5: true
+- alias: r