diff --git a/BioArchLinux/r-fmsb/PKGBUILD b/BioArchLinux/r-fmsb/PKGBUILD
index 9b3f0e88f2..fac0de264e 100644
--- a/BioArchLinux/r-fmsb/PKGBUILD
+++ b/BioArchLinux/r-fmsb/PKGBUILD
@@ -3,12 +3,12 @@
 _pkgname=fmsb
 _pkgver=0.7.6
 pkgname=r-${_pkgname,,}
-pkgver=0.7.6
+pkgver=${_pkgver//-/.}
 pkgrel=1
-pkgdesc='Functions for Medical Statistics Book with some Demographic Data'
-arch=('any')
-url="https://cran.r-project.org/package=${_pkgname}"
-license=('GPL')
+pkgdesc="Functions for Medical Statistics Book with some Demographic Data"
+arch=(any)
+url="https://cran.r-project.org/package=$_pkgname"
+license=('GPL-2.0-or-later')
 depends=(
   r
 )
@@ -17,14 +17,15 @@ optdepends=(
   r-vcd
 )
 source=("https://cran.r-project.org/src/contrib/${_pkgname}_${_pkgver}.tar.gz")
-sha256sums=('e57df29d44d988ec977b3d7a6250e5d647ae8572bc41240bb86290252d79d3b2')
+md5sums=('281b8f4834c1583168cb0bfd32b58ee2')
+b2sums=('c26909c62c231ae997e7b27ee382918ccc5ae83536f10a31d00cd3b96f582eed4a997a1327ff25814dd1221d00b1ce4eb4c26758e1a9116819298f8ee05540ab')
 
 build() {
-  R CMD INSTALL ${_pkgname}_${_pkgver}.tar.gz -l "${srcdir}"
+  mkdir build
+  R CMD INSTALL -l build "$_pkgname"
 }
 
 package() {
-  install -dm0755 "${pkgdir}/usr/lib/R/library"
-  cp -a --no-preserve=ownership "${_pkgname}" "${pkgdir}/usr/lib/R/library"
+  install -d "$pkgdir/usr/lib/R/library"
+  cp -a --no-preserve=ownership "build/$_pkgname" "$pkgdir/usr/lib/R/library"
 }
-# vim:set ts=2 sw=2 et:
diff --git a/BioArchLinux/r-fmsb/lilac.py b/BioArchLinux/r-fmsb/lilac.py
index bd219c037c..b5cdb057c5 100644
--- a/BioArchLinux/r-fmsb/lilac.py
+++ b/BioArchLinux/r-fmsb/lilac.py
@@ -1,12 +1,13 @@
 #!/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():
-    for line in edit_file('PKGBUILD'):
-        if line.startswith('_pkgver='):
-            line = f'_pkgver={_G.newver}'
-        print(line)
-    update_pkgver_and_pkgrel(_G.newver.replace(':', '.').replace('-', '.'))
+    r_pre_build(_G)
 
 def post_build():
     git_pkgbuild_commit()
diff --git a/BioArchLinux/r-fmsb/lilac.yaml b/BioArchLinux/r-fmsb/lilac.yaml
index 394edba3b8..b5809a36d4 100644
--- a/BioArchLinux/r-fmsb/lilac.yaml
+++ b/BioArchLinux/r-fmsb/lilac.yaml
@@ -3,7 +3,8 @@ maintainers:
 - github: starsareintherose
   email: kuoi@bioarchlinux.org
 update_on:
-- regex: fmsb_([\d._-]+).tar.gz
-  source: regex
-  url: https://cran.r-project.org/package=fmsb
+- source: rpkgs
+  pkgname: fmsb
+  repo: cran
+  md5: true
 - alias: r
diff --git a/BioArchLinux/r-fmstable/PKGBUILD b/BioArchLinux/r-fmstable/PKGBUILD
index 0145b061de..093b9a3b0c 100644
--- a/BioArchLinux/r-fmstable/PKGBUILD
+++ b/BioArchLinux/r-fmstable/PKGBUILD
@@ -3,24 +3,25 @@
 _pkgname=FMStable
 _pkgver=0.1-4
 pkgname=r-${_pkgname,,}
-pkgver=0.1.4
+pkgver=${_pkgver//-/.}
 pkgrel=3
-pkgdesc='Finite Moment Stable Distributions'
-arch=('any')
-url="https://cran.r-project.org/package=${_pkgname}"
-license=('GPL')
+pkgdesc="Finite Moment Stable Distributions"
+arch=(x86_64)
+url="https://cran.r-project.org/package=$_pkgname"
+license=('GPL-3.0-only')
 depends=(
   r
 )
 source=("https://cran.r-project.org/src/contrib/${_pkgname}_${_pkgver}.tar.gz")
-sha256sums=('2a391061dc2d2e89f6639aada07e839fdf950c0b20e27566219bb89befb4e93a')
+md5sums=('3697fa5f8c5cc6acfcf0285ca7819f56')
+b2sums=('f28d9b17352e3d6c0ad287512e9b08af46aafff97b5ca5287ad32f472a3a07a6586982a1ec3d93bd9bba030943880c105d9eb18df33904b4a65db97bf37844a0')
 
 build() {
-  R CMD INSTALL ${_pkgname}_${_pkgver}.tar.gz -l "${srcdir}"
+  mkdir build
+  R CMD INSTALL -l build "$_pkgname"
 }
 
 package() {
-  install -dm0755 "${pkgdir}/usr/lib/R/library"
-  cp -a --no-preserve=ownership "${_pkgname}" "${pkgdir}/usr/lib/R/library"
+  install -d "$pkgdir/usr/lib/R/library"
+  cp -a --no-preserve=ownership "build/$_pkgname" "$pkgdir/usr/lib/R/library"
 }
-# vim:set ts=2 sw=2 et:
diff --git a/BioArchLinux/r-fmstable/lilac.py b/BioArchLinux/r-fmstable/lilac.py
index bd219c037c..b5cdb057c5 100644
--- a/BioArchLinux/r-fmstable/lilac.py
+++ b/BioArchLinux/r-fmstable/lilac.py
@@ -1,12 +1,13 @@
 #!/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():
-    for line in edit_file('PKGBUILD'):
-        if line.startswith('_pkgver='):
-            line = f'_pkgver={_G.newver}'
-        print(line)
-    update_pkgver_and_pkgrel(_G.newver.replace(':', '.').replace('-', '.'))
+    r_pre_build(_G)
 
 def post_build():
     git_pkgbuild_commit()
diff --git a/BioArchLinux/r-fmstable/lilac.yaml b/BioArchLinux/r-fmstable/lilac.yaml
index 8df9445a30..bc1455a4ac 100644
--- a/BioArchLinux/r-fmstable/lilac.yaml
+++ b/BioArchLinux/r-fmstable/lilac.yaml
@@ -3,7 +3,8 @@ maintainers:
 - github: starsareintherose
   email: kuoi@bioarchlinux.org
 update_on:
-- regex: FMStable_([\d._-]+).tar.gz
-  source: regex
-  url: https://cran.r-project.org/package=FMStable
+- source: rpkgs
+  pkgname: FMStable
+  repo: cran
+  md5: true
 - alias: r
diff --git a/BioArchLinux/r-gwasexacthw/PKGBUILD b/BioArchLinux/r-gwasexacthw/PKGBUILD
index d7f5a67f6d..b5f7cddc04 100644
--- a/BioArchLinux/r-gwasexacthw/PKGBUILD
+++ b/BioArchLinux/r-gwasexacthw/PKGBUILD
@@ -3,24 +3,25 @@
 _pkgname=GWASExactHW
 _pkgver=1.01
 pkgname=r-${_pkgname,,}
-pkgver=1.01
+pkgver=${_pkgver//-/.}
 pkgrel=8
-pkgdesc='Exact Hardy-Weinburg testing for Genome Wide Association Studies'
-arch=('any')
-url="https://cran.r-project.org/package=${_pkgname}"
-license=('GPL')
+pkgdesc="Exact Hardy-Weinburg testing for Genome Wide Association Studies"
+arch=(x86_64)
+url="https://cran.r-project.org/package=$_pkgname"
+license=('GPL-3.0-only')
 depends=(
   r
 )
 source=("https://cran.r-project.org/src/contrib/${_pkgname}_${_pkgver}.tar.gz")
-sha256sums=('e850ed40fbf14b02eb3798603cfb111fe3718bb69d74c0ff4cb6f679209a15a7')
+md5sums=('041fc38bed5b43e6f81962b872cbfbe4')
+b2sums=('585c3a70ca8a1ceb352e50ca3f8d6e2bd541dd1489b6da5eb90afad276897ed137f2dbb74d6dd735d695c565daefcf9276a9b56acaf96e767477fa3c812fcae6')
 
 build() {
-  R CMD INSTALL ${_pkgname}_${_pkgver}.tar.gz -l "${srcdir}"
+  mkdir build
+  R CMD INSTALL -l build "$_pkgname"
 }
 
 package() {
-  install -dm0755 "${pkgdir}/usr/lib/R/library"
-  cp -a --no-preserve=ownership "${_pkgname}" "${pkgdir}/usr/lib/R/library"
+  install -d "$pkgdir/usr/lib/R/library"
+  cp -a --no-preserve=ownership "build/$_pkgname" "$pkgdir/usr/lib/R/library"
 }
-# vim:set ts=2 sw=2 et:
diff --git a/BioArchLinux/r-gwasexacthw/lilac.py b/BioArchLinux/r-gwasexacthw/lilac.py
index bd219c037c..dc94522131 100644
--- a/BioArchLinux/r-gwasexacthw/lilac.py
+++ b/BioArchLinux/r-gwasexacthw/lilac.py
@@ -1,12 +1,16 @@
 #!/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():
-    for line in edit_file('PKGBUILD'):
-        if line.startswith('_pkgver='):
-            line = f'_pkgver={_G.newver}'
-        print(line)
-    update_pkgver_and_pkgrel(_G.newver.replace(':', '.').replace('-', '.'))
+    r_pre_build(
+        _G,
+        expect_needscompilation = "",
+    )
 
 def post_build():
     git_pkgbuild_commit()
diff --git a/BioArchLinux/r-gwasexacthw/lilac.yaml b/BioArchLinux/r-gwasexacthw/lilac.yaml
index 5f018bfc93..bb1543240d 100644
--- a/BioArchLinux/r-gwasexacthw/lilac.yaml
+++ b/BioArchLinux/r-gwasexacthw/lilac.yaml
@@ -3,7 +3,8 @@ maintainers:
 - github: starsareintherose
   email: kuoi@bioarchlinux.org
 update_on:
-- regex: GWASExactHW_([\d._-]+).tar.gz
-  source: regex
-  url: https://cran.r-project.org/package=GWASExactHW
+- source: rpkgs
+  pkgname: GWASExactHW
+  repo: cran
+  md5: true
 - alias: r
diff --git a/BioArchLinux/r-h5vcdata/PKGBUILD b/BioArchLinux/r-h5vcdata/PKGBUILD
index 2627322836..649bead7e6 100644
--- a/BioArchLinux/r-h5vcdata/PKGBUILD
+++ b/BioArchLinux/r-h5vcdata/PKGBUILD
@@ -3,12 +3,12 @@
 _pkgname=h5vcData
 _pkgver=2.22.0
 pkgname=r-${_pkgname,,}
-pkgver=2.22.0
+pkgver=${_pkgver//-/.}
 pkgrel=1
-pkgdesc='Example data for the h5vc package'
-arch=('any')
-url="https://bioconductor.org/packages/${_pkgname}"
-license=('GPL')
+pkgdesc="Example data for the h5vc package"
+arch=(any)
+url="https://bioconductor.org/packages/$_pkgname"
+license=('GPL-3.0-or-later')
 depends=(
   r
 )
@@ -16,14 +16,15 @@ optdepends=(
   r-h5vc
 )
 source=("https://bioconductor.org/packages/release/data/experiment/src/contrib/${_pkgname}_${_pkgver}.tar.gz")
-sha256sums=('ff015754b692f4057063e947d01e76a1bfa6c9715f71b4123f3c2a6f1eced45d')
+md5sums=('c251316e2d6dc6cb90e8faad0015103b')
+b2sums=('4c71488a293cc88ad70e67b166b687b8e156edad74343d5f3d1354ce310d428615591706193bb1faaba58e3e5b4d8b105d328ca77c2529a5ac2c11c908bcd211')
 
 build() {
-  R CMD INSTALL ${_pkgname}_${_pkgver}.tar.gz -l "${srcdir}"
+  mkdir build
+  R CMD INSTALL -l build "$_pkgname"
 }
 
 package() {
-  install -dm0755 "${pkgdir}/usr/lib/R/library"
-  cp -a --no-preserve=ownership "${_pkgname}" "${pkgdir}/usr/lib/R/library"
+  install -d "$pkgdir/usr/lib/R/library"
+  cp -a --no-preserve=ownership "build/$_pkgname" "$pkgdir/usr/lib/R/library"
 }
-# vim:set ts=2 sw=2 et:
diff --git a/BioArchLinux/r-h5vcdata/lilac.py b/BioArchLinux/r-h5vcdata/lilac.py
index bd219c037c..b5cdb057c5 100644
--- a/BioArchLinux/r-h5vcdata/lilac.py
+++ b/BioArchLinux/r-h5vcdata/lilac.py
@@ -1,12 +1,13 @@
 #!/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():
-    for line in edit_file('PKGBUILD'):
-        if line.startswith('_pkgver='):
-            line = f'_pkgver={_G.newver}'
-        print(line)
-    update_pkgver_and_pkgrel(_G.newver.replace(':', '.').replace('-', '.'))
+    r_pre_build(_G)
 
 def post_build():
     git_pkgbuild_commit()
diff --git a/BioArchLinux/r-h5vcdata/lilac.yaml b/BioArchLinux/r-h5vcdata/lilac.yaml
index b9291b30c1..3e571ff71d 100644
--- a/BioArchLinux/r-h5vcdata/lilac.yaml
+++ b/BioArchLinux/r-h5vcdata/lilac.yaml
@@ -3,7 +3,8 @@ maintainers:
 - github: starsareintherose
   email: kuoi@bioarchlinux.org
 update_on:
-- regex: h5vcData_([\d._-]+).tar.gz
-  source: regex
-  url: https://bioconductor.org/packages/h5vcData
+- source: rpkgs
+  pkgname: h5vcData
+  repo: bioc-data-experiment
+  md5: true
 - alias: r
diff --git a/BioArchLinux/r-mapplots/PKGBUILD b/BioArchLinux/r-mapplots/PKGBUILD
index 439257a0bc..8ab95b520c 100644
--- a/BioArchLinux/r-mapplots/PKGBUILD
+++ b/BioArchLinux/r-mapplots/PKGBUILD
@@ -3,12 +3,12 @@
 _pkgname=mapplots
 _pkgver=1.5.2
 pkgname=r-${_pkgname,,}
-pkgver=1.5.2
+pkgver=${_pkgver//-/.}
 pkgrel=1
-pkgdesc='Data Visualisation on Maps'
-arch=('any')
-url="https://cran.r-project.org/package=${_pkgname}"
-license=('GPL')
+pkgdesc="Data Visualisation on Maps"
+arch=(any)
+url="https://cran.r-project.org/package=$_pkgname"
+license=('GPL-2.0-or-later')
 depends=(
   r
 )
@@ -16,14 +16,15 @@ optdepends=(
   r-shapefiles
 )
 source=("https://cran.r-project.org/src/contrib/${_pkgname}_${_pkgver}.tar.gz")
-sha256sums=('ed0e151d6865549d1a10882984a7fb29bc89a7b94ad69e512f90937b981c8a18')
+md5sums=('d376f1fa68dd004de1fa49bf1146e465')
+b2sums=('bd796d85ec69f5569fc2a4515b00c596738e988fb70eef5d93ae9aa1aaf30a6881232f58e6df30a1b40f06af1c350db8416578d97ce54f67f25d22973d30774c')
 
 build() {
-  R CMD INSTALL ${_pkgname}_${_pkgver}.tar.gz -l "${srcdir}"
+  mkdir build
+  R CMD INSTALL -l build "$_pkgname"
 }
 
 package() {
-  install -dm0755 "${pkgdir}/usr/lib/R/library"
-  cp -a --no-preserve=ownership "${_pkgname}" "${pkgdir}/usr/lib/R/library"
+  install -d "$pkgdir/usr/lib/R/library"
+  cp -a --no-preserve=ownership "build/$_pkgname" "$pkgdir/usr/lib/R/library"
 }
-# vim:set ts=2 sw=2 et:
diff --git a/BioArchLinux/r-mapplots/lilac.py b/BioArchLinux/r-mapplots/lilac.py
index bd219c037c..b5cdb057c5 100644
--- a/BioArchLinux/r-mapplots/lilac.py
+++ b/BioArchLinux/r-mapplots/lilac.py
@@ -1,12 +1,13 @@
 #!/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():
-    for line in edit_file('PKGBUILD'):
-        if line.startswith('_pkgver='):
-            line = f'_pkgver={_G.newver}'
-        print(line)
-    update_pkgver_and_pkgrel(_G.newver.replace(':', '.').replace('-', '.'))
+    r_pre_build(_G)
 
 def post_build():
     git_pkgbuild_commit()
diff --git a/BioArchLinux/r-mapplots/lilac.yaml b/BioArchLinux/r-mapplots/lilac.yaml
index d41c4da5d9..52686c9315 100644
--- a/BioArchLinux/r-mapplots/lilac.yaml
+++ b/BioArchLinux/r-mapplots/lilac.yaml
@@ -3,7 +3,8 @@ maintainers:
 - github: starsareintherose
   email: kuoi@bioarchlinux.org
 update_on:
-- regex: mapplots_([\d._-]+).tar.gz
-  source: regex
-  url: https://cran.r-project.org/package=mapplots
+- source: rpkgs
+  pkgname: mapplots
+  repo: cran
+  md5: true
 - alias: r
diff --git a/BioArchLinux/r-proto/PKGBUILD b/BioArchLinux/r-proto/PKGBUILD
index e686e7cffd..76b82fea99 100644
--- a/BioArchLinux/r-proto/PKGBUILD
+++ b/BioArchLinux/r-proto/PKGBUILD
@@ -3,12 +3,12 @@
 _pkgname=proto
 _pkgver=1.0.0
 pkgname=r-${_pkgname,,}
-pkgver=1.0.0
+pkgver=${_pkgver//-/.}
 pkgrel=8
-pkgdesc='Prototype Object-Based Programming'
-arch=('any')
-url="https://cran.r-project.org/package=${_pkgname}"
-license=('GPL')
+pkgdesc="Prototype Object-Based Programming"
+arch=(any)
+url="https://cran.r-project.org/package=$_pkgname"
+license=('GPL-2.0-only')
 depends=(
   r
 )
@@ -17,14 +17,15 @@ optdepends=(
   r-testthat
 )
 source=("https://cran.r-project.org/src/contrib/${_pkgname}_${_pkgver}.tar.gz")
-sha256sums=('9294d9a3b2b680bb6fac17000bfc97453d77c87ef68cfd609b4c4eb6d11d04d1')
+md5sums=('ba74c21febd5282d73e97ccaf5ebbb84')
+b2sums=('9a6b7830558dc3d5b64b686b0f110bf784c02d4f82144936abc931572f0fd5dc60cbf48d1f60361dcc2522945c9f8c49c8c45799046002813efc64214b4c0b71')
 
 build() {
-  R CMD INSTALL ${_pkgname}_${_pkgver}.tar.gz -l "${srcdir}"
+  mkdir build
+  R CMD INSTALL -l build "$_pkgname"
 }
 
 package() {
-  install -dm0755 "${pkgdir}/usr/lib/R/library"
-  cp -a --no-preserve=ownership "${_pkgname}" "${pkgdir}/usr/lib/R/library"
+  install -d "$pkgdir/usr/lib/R/library"
+  cp -a --no-preserve=ownership "build/$_pkgname" "$pkgdir/usr/lib/R/library"
 }
-# vim:set ts=2 sw=2 et:
diff --git a/BioArchLinux/r-proto/lilac.py b/BioArchLinux/r-proto/lilac.py
index bd219c037c..b5cdb057c5 100644
--- a/BioArchLinux/r-proto/lilac.py
+++ b/BioArchLinux/r-proto/lilac.py
@@ -1,12 +1,13 @@
 #!/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():
-    for line in edit_file('PKGBUILD'):
-        if line.startswith('_pkgver='):
-            line = f'_pkgver={_G.newver}'
-        print(line)
-    update_pkgver_and_pkgrel(_G.newver.replace(':', '.').replace('-', '.'))
+    r_pre_build(_G)
 
 def post_build():
     git_pkgbuild_commit()
diff --git a/BioArchLinux/r-proto/lilac.yaml b/BioArchLinux/r-proto/lilac.yaml
index 990efec6b1..cb4cf7d2a6 100644
--- a/BioArchLinux/r-proto/lilac.yaml
+++ b/BioArchLinux/r-proto/lilac.yaml
@@ -3,7 +3,8 @@ maintainers:
 - github: starsareintherose
   email: kuoi@bioarchlinux.org
 update_on:
-- regex: proto_([\d._-]+).tar.gz
-  source: regex
-  url: https://cran.r-project.org/package=proto
+- source: rpkgs
+  pkgname: proto
+  repo: cran
+  md5: true
 - alias: r
diff --git a/BioArchLinux/r-qvcalc/PKGBUILD b/BioArchLinux/r-qvcalc/PKGBUILD
index ed27b80d87..b6f4f80d55 100644
--- a/BioArchLinux/r-qvcalc/PKGBUILD
+++ b/BioArchLinux/r-qvcalc/PKGBUILD
@@ -3,30 +3,28 @@
 _pkgname=qvcalc
 _pkgver=1.0.3
 pkgname=r-${_pkgname,,}
-pkgver=1.0.3
+pkgver=${_pkgver//-/.}
 pkgrel=1
-pkgdesc='Quasi Variances for Factor Effects in Statistical Models'
-arch=('any')
-url="https://cran.r-project.org/package=${_pkgname}"
-license=('GPL')
+pkgdesc="Quasi Variances for Factor Effects in Statistical Models"
+arch=(any)
+url="https://cran.r-project.org/package=$_pkgname"
+license=('GPL-2.0-only OR GPL-3.0-only')
 depends=(
   r
 )
 optdepends=(
-  r-mass
-  r-psychotools
   r-relimp
-  r-survival
 )
 source=("https://cran.r-project.org/src/contrib/${_pkgname}_${_pkgver}.tar.gz")
-sha256sums=('8a9e0fa0719dc40c0857de97f6bd322754e2bac4bb6bb4c095c547064020599f')
+md5sums=('2494a818e5a13b2d8b4b7f6c7e3fe8bb')
+b2sums=('9f24b01e36aa0c4cbdcc6847a17082aba6ed84e52ce6b8f0290ce2bd5c28ffe4b613f99e3e15c1bf83eb698362d089586d1dc06921f51e5a3fd7c226c9c526be')
 
 build() {
-  R CMD INSTALL ${_pkgname}_${_pkgver}.tar.gz -l "${srcdir}"
+  mkdir build
+  R CMD INSTALL -l build "$_pkgname"
 }
 
 package() {
-  install -dm0755 "${pkgdir}/usr/lib/R/library"
-  cp -a --no-preserve=ownership "${_pkgname}" "${pkgdir}/usr/lib/R/library"
+  install -d "$pkgdir/usr/lib/R/library"
+  cp -a --no-preserve=ownership "build/$_pkgname" "$pkgdir/usr/lib/R/library"
 }
-# vim:set ts=2 sw=2 et:
diff --git a/BioArchLinux/r-qvcalc/lilac.py b/BioArchLinux/r-qvcalc/lilac.py
index bd219c037c..b5cdb057c5 100644
--- a/BioArchLinux/r-qvcalc/lilac.py
+++ b/BioArchLinux/r-qvcalc/lilac.py
@@ -1,12 +1,13 @@
 #!/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():
-    for line in edit_file('PKGBUILD'):
-        if line.startswith('_pkgver='):
-            line = f'_pkgver={_G.newver}'
-        print(line)
-    update_pkgver_and_pkgrel(_G.newver.replace(':', '.').replace('-', '.'))
+    r_pre_build(_G)
 
 def post_build():
     git_pkgbuild_commit()
diff --git a/BioArchLinux/r-qvcalc/lilac.yaml b/BioArchLinux/r-qvcalc/lilac.yaml
index 336cf187a7..4113136321 100644
--- a/BioArchLinux/r-qvcalc/lilac.yaml
+++ b/BioArchLinux/r-qvcalc/lilac.yaml
@@ -3,7 +3,8 @@ maintainers:
 - github: starsareintherose
   email: kuoi@bioarchlinux.org
 update_on:
-- regex: qvcalc_([\d._-]+).tar.gz
-  source: regex
-  url: https://cran.r-project.org/package=qvcalc
+- source: rpkgs
+  pkgname: qvcalc
+  repo: cran
+  md5: true
 - alias: r
diff --git a/BioArchLinux/r-relimp/PKGBUILD b/BioArchLinux/r-relimp/PKGBUILD
index 868cca90d1..7dde3c56ab 100644
--- a/BioArchLinux/r-relimp/PKGBUILD
+++ b/BioArchLinux/r-relimp/PKGBUILD
@@ -3,30 +3,28 @@
 _pkgname=relimp
 _pkgver=1.0-5
 pkgname=r-${_pkgname,,}
-pkgver=1.0.5
+pkgver=${_pkgver//-/.}
 pkgrel=8
-pkgdesc='Relative Contribution of Effects in a Regression Model'
-arch=('any')
-url="https://cran.r-project.org/package=${_pkgname}"
-license=('GPL')
+pkgdesc="Relative Contribution of Effects in a Regression Model"
+arch=(any)
+url="https://cran.r-project.org/package=$_pkgname"
+license=('GPL-2.0-or-later')
 depends=(
   r
 )
 optdepends=(
-  r-mass
-  r-nnet
   r-rcmdr
-  r-tcltk
 )
 source=("https://cran.r-project.org/src/contrib/${_pkgname}_${_pkgver}.tar.gz")
-sha256sums=('acac7cf72ea39916761b51c825db0ffcb2bb1640e0a04086831fb78e9e40b679')
+md5sums=('0ce1f03f9ec99b940941d708e505afd0')
+b2sums=('5bedb34d02d224934adb2cf2b43a1a0ff9d21f867f6632ae050061799abf2269a9cbf49de8558496f16e841c258fe03d0693d35363321eaf7e06073d9dedcbd5')
 
 build() {
-  R CMD INSTALL ${_pkgname}_${_pkgver}.tar.gz -l "${srcdir}"
+  mkdir build
+  R CMD INSTALL -l build "$_pkgname"
 }
 
 package() {
-  install -dm0755 "${pkgdir}/usr/lib/R/library"
-  cp -a --no-preserve=ownership "${_pkgname}" "${pkgdir}/usr/lib/R/library"
+  install -d "$pkgdir/usr/lib/R/library"
+  cp -a --no-preserve=ownership "build/$_pkgname" "$pkgdir/usr/lib/R/library"
 }
-# vim:set ts=2 sw=2 et:
diff --git a/BioArchLinux/r-relimp/lilac.py b/BioArchLinux/r-relimp/lilac.py
index bd219c037c..b5cdb057c5 100644
--- a/BioArchLinux/r-relimp/lilac.py
+++ b/BioArchLinux/r-relimp/lilac.py
@@ -1,12 +1,13 @@
 #!/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():
-    for line in edit_file('PKGBUILD'):
-        if line.startswith('_pkgver='):
-            line = f'_pkgver={_G.newver}'
-        print(line)
-    update_pkgver_and_pkgrel(_G.newver.replace(':', '.').replace('-', '.'))
+    r_pre_build(_G)
 
 def post_build():
     git_pkgbuild_commit()
diff --git a/BioArchLinux/r-relimp/lilac.yaml b/BioArchLinux/r-relimp/lilac.yaml
index ac9758dd94..7307780a31 100644
--- a/BioArchLinux/r-relimp/lilac.yaml
+++ b/BioArchLinux/r-relimp/lilac.yaml
@@ -3,7 +3,8 @@ maintainers:
 - github: starsareintherose
   email: kuoi@bioarchlinux.org
 update_on:
-- regex: relimp_([\d._-]+).tar.gz
-  source: regex
-  url: https://cran.r-project.org/package=relimp
+- source: rpkgs
+  pkgname: relimp
+  repo: cran
+  md5: true
 - alias: r
diff --git a/BioArchLinux/r-rmutil/PKGBUILD b/BioArchLinux/r-rmutil/PKGBUILD
index cc3df1bae0..3bb92f0c21 100644
--- a/BioArchLinux/r-rmutil/PKGBUILD
+++ b/BioArchLinux/r-rmutil/PKGBUILD
@@ -3,12 +3,12 @@
 _pkgname=rmutil
 _pkgver=1.1.10
 pkgname=r-${_pkgname,,}
-pkgver=1.1.10
+pkgver=${_pkgver//-/.}
 pkgrel=2
-pkgdesc='Utilities for Nonlinear Regression and Repeated Measurements Models'
-arch=('x86_64')
-url="https://cran.r-project.org/package=${_pkgname}"
-license=('GPL')
+pkgdesc="Utilities for Nonlinear Regression and Repeated Measurements Models"
+arch=(x86_64)
+url="https://cran.r-project.org/package=$_pkgname"
+license=('GPL-2.0-or-later')
 depends=(
   r
 )
@@ -16,14 +16,15 @@ makedepends=(
   gcc-fortran
 )
 source=("https://cran.r-project.org/src/contrib/${_pkgname}_${_pkgver}.tar.gz")
-sha256sums=('819fd7ce695cc742b4594705986eb06764460fc88521ea32de793c49de7ca5f9')
+md5sums=('b7b0dfa56534cab7cc4a8b57bac51317')
+b2sums=('04f850b4698cd3cbb14254b2ae4f376088fe6b7e423320c30a9f8d346c04cdaae9735f0439c3f3344c1d3ab833835a5112668fc7d979484e200e6aea130fecc5')
 
 build() {
-  R CMD INSTALL ${_pkgname}_${_pkgver}.tar.gz -l "${srcdir}"
+  mkdir build
+  R CMD INSTALL -l build "$_pkgname"
 }
 
 package() {
-  install -dm0755 "${pkgdir}/usr/lib/R/library"
-  cp -a --no-preserve=ownership "${_pkgname}" "${pkgdir}/usr/lib/R/library"
+  install -d "$pkgdir/usr/lib/R/library"
+  cp -a --no-preserve=ownership "build/$_pkgname" "$pkgdir/usr/lib/R/library"
 }
-# vim:set ts=2 sw=2 et:
diff --git a/BioArchLinux/r-rmutil/lilac.py b/BioArchLinux/r-rmutil/lilac.py
index bd219c037c..b5cdb057c5 100644
--- a/BioArchLinux/r-rmutil/lilac.py
+++ b/BioArchLinux/r-rmutil/lilac.py
@@ -1,12 +1,13 @@
 #!/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():
-    for line in edit_file('PKGBUILD'):
-        if line.startswith('_pkgver='):
-            line = f'_pkgver={_G.newver}'
-        print(line)
-    update_pkgver_and_pkgrel(_G.newver.replace(':', '.').replace('-', '.'))
+    r_pre_build(_G)
 
 def post_build():
     git_pkgbuild_commit()
diff --git a/BioArchLinux/r-rmutil/lilac.yaml b/BioArchLinux/r-rmutil/lilac.yaml
index a77f5bc814..37572b7ad0 100644
--- a/BioArchLinux/r-rmutil/lilac.yaml
+++ b/BioArchLinux/r-rmutil/lilac.yaml
@@ -3,7 +3,8 @@ maintainers:
 - github: starsareintherose
   email: kuoi@bioarchlinux.org
 update_on:
-- regex: rmutil_([\d._-]+).tar.gz
-  source: regex
-  url: https://cran.r-project.org/package=rmutil
+- source: rpkgs
+  pkgname: rmutil
+  repo: cran
+  md5: true
 - alias: r
diff --git a/BioArchLinux/r-soniclength/PKGBUILD b/BioArchLinux/r-soniclength/PKGBUILD
index bdabba57e6..ad5d969ac9 100644
--- a/BioArchLinux/r-soniclength/PKGBUILD
+++ b/BioArchLinux/r-soniclength/PKGBUILD
@@ -3,24 +3,25 @@
 _pkgname=sonicLength
 _pkgver=1.4.7
 pkgname=r-${_pkgname,,}
-pkgver=1.4.7
+pkgver=${_pkgver//-/.}
 pkgrel=8
-pkgdesc='Estimating Abundance of Clones from DNA Fragmentation Data'
-arch=('any')
-url="https://cran.r-project.org/package=${_pkgname}"
-license=('GPL')
+pkgdesc="Estimating Abundance of Clones from DNA Fragmentation Data"
+arch=(any)
+url="https://cran.r-project.org/package=$_pkgname"
+license=('GPL-2.0-or-later')
 depends=(
   r
 )
 source=("https://cran.r-project.org/src/contrib/${_pkgname}_${_pkgver}.tar.gz")
-sha256sums=('af097ff97eff9a0ae58afc5523d6c30ba750325eb102d5a8ab6c0662a6646df3')
+md5sums=('f2ba331f3e7c0368220ec0c463d6838f')
+b2sums=('52b663daec95952304878535cf4b4e3c9ed3162b12ef051e9df85749bbd834acaaaee29a0b7ec89c49612328802516bea71126a511252973b1edb8b906f2f934')
 
 build() {
-  R CMD INSTALL ${_pkgname}_${_pkgver}.tar.gz -l "${srcdir}"
+  mkdir build
+  R CMD INSTALL -l build "$_pkgname"
 }
 
 package() {
-  install -dm0755 "${pkgdir}/usr/lib/R/library"
-  cp -a --no-preserve=ownership "${_pkgname}" "${pkgdir}/usr/lib/R/library"
+  install -d "$pkgdir/usr/lib/R/library"
+  cp -a --no-preserve=ownership "build/$_pkgname" "$pkgdir/usr/lib/R/library"
 }
-# vim:set ts=2 sw=2 et:
diff --git a/BioArchLinux/r-soniclength/lilac.py b/BioArchLinux/r-soniclength/lilac.py
index bd219c037c..b5cdb057c5 100644
--- a/BioArchLinux/r-soniclength/lilac.py
+++ b/BioArchLinux/r-soniclength/lilac.py
@@ -1,12 +1,13 @@
 #!/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():
-    for line in edit_file('PKGBUILD'):
-        if line.startswith('_pkgver='):
-            line = f'_pkgver={_G.newver}'
-        print(line)
-    update_pkgver_and_pkgrel(_G.newver.replace(':', '.').replace('-', '.'))
+    r_pre_build(_G)
 
 def post_build():
     git_pkgbuild_commit()
diff --git a/BioArchLinux/r-soniclength/lilac.yaml b/BioArchLinux/r-soniclength/lilac.yaml
index 6a5b9f1dbf..d8f1b235fa 100644
--- a/BioArchLinux/r-soniclength/lilac.yaml
+++ b/BioArchLinux/r-soniclength/lilac.yaml
@@ -3,7 +3,8 @@ maintainers:
 - github: starsareintherose
   email: kuoi@bioarchlinux.org
 update_on:
-- regex: sonicLength_([\d._-]+).tar.gz
-  source: regex
-  url: https://cran.r-project.org/package=sonicLength
+- source: rpkgs
+  pkgname: sonicLength
+  repo: cran
+  md5: true
 - alias: r