diff --git a/dev-lang/64tass/64tass-1.55.2202.recipe b/dev-lang/64tass/64tass-1.55.2202.recipe
new file mode 100644
index 000000000..2c63d2719
--- /dev/null
+++ b/dev-lang/64tass/64tass-1.55.2202.recipe
@@ -0,0 +1,67 @@
+SUMMARY="Multi pass optimizing macro assembler for the 65xx series of processors"
+DESCRIPTION="64tass is cross assembler targeting the 65xx series of micro processors \
+which features the familiar syntax of Omicron TASS and TASM."
+HOMEPAGE="https://sourceforge.net/projects/tass64/"
+COPYRIGHT="2013-2020 Soci/Singular
+	1997-2001 Benjamin Sittler"
+LICENSE="GNU LGPL v2.1
+	my_getopt"
+REVISION="1"
+SOURCE_URI="https://github.com/irmen/64tass/archive/v$portVersion.tar.gz"
+CHECKSUM_SHA256="c9222531a711cf7f23fe0294dd953c2a7cda37f84070fdaeaf8c83a7284cc582"
+SOURCE_DIR="64tass-$portVersion"
+
+ARCHITECTURES="!x86_gcc2 x86_64 ?arm ?ppc ?sparc"
+SECONDARY_ARCHITECTURES="x86"
+
+commandSuffix=$secondaryArchSuffix
+commandBinDir=$binDir
+if [ "$targetArchitecture" = x86_gcc2 ]; then
+	commandSuffix=
+	commandBinDir=$prefix/bin
+fi
+
+portVersionCompat="$portVersion compat >= ${portVersion%%.*}"
+
+PROVIDES="
+	64tass$secondaryArchSuffix = $portVersionCompat
+	cmd:64tass$commandSuffix = $portVersionCompat"
+REQUIRES="
+	haiku$secondaryArchSuffix
+	"
+
+BUILD_REQUIRES="
+	haiku${secondaryArchSuffix}_devel
+	"
+BUILD_PREREQUIRES="
+	cmd:gcc$secondaryArchSuffix
+	cmd:gzip
+	cmd:make
+	cmd:which
+	"
+
+PATCH()
+{
+	sed -i "s|\$(exec_prefix)/bin|$commandBinDir|g" Makefile
+	sed -i "s|\$(prefix)/share|$dataRootDir|g" Makefile
+	sed -i "s|\$(datarootdir)/man|$manDir|g" Makefile
+	sed -i "s|\$(datarootdir)/doc/\$(TARGET)|$docDir|g" Makefile
+	sed -i "s|/usr/bin/install|`which install`|g" Makefile
+	sed -i "s|\sLICENSE-L\{0,1\}GPL-2.[0-1]||g;s|\sLICENSE-my_getopt||g" Makefile
+}
+
+BUILD()
+{
+	make $jobArgs
+}
+
+INSTALL()
+{
+	make install $jobArgs
+
+	# vim syntax
+	# TODO: better version checking, still ok until
+	# we are on the 8.2 branch or we repackage vim itself
+	mkdir -p $dataDir/vim/vim82/syntax
+	cp -r syntax/vim/syntax/*.vim $dataDir/vim/vim82/syntax
+}