diff --git a/src/Jamfile b/src/Jamfile
new file mode 100644
index 000000000..5a30c3f46
--- /dev/null
+++ b/src/Jamfile
@@ -0,0 +1,4 @@
+SubDir TOP ;
+SubInclude TOP common ;
+SubInclude TOP eressea ;
+SubInclude TOP mapper ;
diff --git a/src/Jamrules b/src/Jamrules
new file mode 100644
index 000000000..eb34cbbf0
--- /dev/null
+++ b/src/Jamrules
@@ -0,0 +1,56 @@
+if ! $(DISTCC_HOSTS) {
+} else {
+  CC = distcc $(CC) ;
+  C++ = distcc $(C++) ;
+  Echo Compiling with distcc ;
+}
+
+if ! $(CCACHE_DIR) {
+} else {
+  CC = ccache $(CC) ;
+  C++ = ccache $(C++) ;
+  Echo Compiling with ccache ;
+}
+
+CCFLAGS += -Wall ;
+
+CCFLAGS += -Wwrite-strings 
+		   -Wstrict-prototypes 
+		   -Werror-implicit-function-declaration
+		   -Wno-char-subscripts 
+		   ;
+
+rule TargetDirectory
+{
+        # Now set up SEARCH_SOURCE, LOCATE_TARGET, SOURCE_GRIST
+        # These can be reset if needed.  For example, if the source
+        # directory should not hold object files, LOCATE_TARGET can
+        # subsequently be redefined.
+
+        local path = [ FDirName $(SUBDIR) $(TARGET_PREFIX) ] ;
+        SEARCH_SOURCE = $(SUBDIR) ;
+        LOCATE_SOURCE = $(ALL_LOCATE_TARGET) $(path) ;
+        LOCATE_TARGET = $(ALL_LOCATE_TARGET) $(path) ;
+        SOURCE_GRIST = $(path) ;
+        if $(DEBUG) = 1 {
+            SubDirCcFlags -g ;
+            SubDirC++Flags -g ;
+        }
+        else {
+            SubDirCcFlags -DNDEBUG ; 
+            SubDirC++Flags -DNDEBUG ;
+        }
+}
+
+if ! $(DEBUG) {
+   ECHO Assuming DEBUG=1 ;
+   DEBUG = 1 ;
+}
+
+if $(DEBUG) = 0 {
+   TARGET_PREFIX = Release ;
+}
+else {
+   TARGET_PREFIX = Debug ;
+}
+
diff --git a/src/common/Jamfile b/src/common/Jamfile
new file mode 100644
index 000000000..126744821
--- /dev/null
+++ b/src/common/Jamfile
@@ -0,0 +1,11 @@
+SubDir TOP common ;
+
+SubInclude TOP common kernel ;
+SubInclude TOP common gamecode ;
+SubInclude TOP common spells ;
+SubInclude TOP common races ;
+SubInclude TOP common triggers ;
+SubInclude TOP common util ;
+SubInclude TOP common attributes ;
+SubInclude TOP common modules ;
+SubInclude TOP common items ;
diff --git a/src/common/attributes/Jamfile b/src/common/attributes/Jamfile
new file mode 100644
index 000000000..44edac56c
--- /dev/null
+++ b/src/common/attributes/Jamfile
@@ -0,0 +1,36 @@
+SubDir TOP common attributes ;
+
+TargetDirectory ;
+SubDirHdrs $(SUBDIR)/../gamecode ;
+SubDirHdrs $(SUBDIR)/../kernel ;
+SubDirHdrs $(SUBDIR)/../util ;
+SubDirHdrs $(SUBDIR)/.. ;
+SubDirHdrs $(SUBDIR)/../.. ;
+
+SOURCES =
+ aggressive.c
+ at_movement.c
+ attributes.c
+ fleechance.c
+ follow.c
+ giveitem.c
+ gm.c
+ hate.c
+ iceberg.c
+ key.c
+ matmod.c
+ moved.c
+ option.c
+ orcification.c
+ otherfaction.c
+ overrideroads.c
+ racename.c
+ raceprefix.c
+ reduceproduction.c
+ synonym.c
+ targetregion.c
+ ugroup.c
+ viewrange.c
+ ;
+
+Library attributes : $(SOURCES) ;
diff --git a/src/common/gamecode/Jamfile b/src/common/gamecode/Jamfile
new file mode 100644
index 000000000..08f74cf9b
--- /dev/null
+++ b/src/common/gamecode/Jamfile
@@ -0,0 +1,22 @@
+SubDir TOP common gamecode ;
+
+TargetDirectory ;
+SubDirHdrs $(SUBDIR)/../kernel ;
+SubDirHdrs $(SUBDIR)/../util ;
+SubDirHdrs $(SUBDIR)/.. ;
+SubDirHdrs $(SUBDIR)/../.. ;
+
+SOURCES =
+ creation.c
+ creport.c
+ economy.c
+ laws.c
+ luck.c
+ monster.c
+ randenc.c
+ report.c
+ spy.c
+ study.c
+ ;
+
+Library gamecode : $(SOURCES) ;
diff --git a/src/common/items/Jamfile b/src/common/items/Jamfile
new file mode 100644
index 000000000..5ae94923a
--- /dev/null
+++ b/src/common/items/Jamfile
@@ -0,0 +1,23 @@
+SubDir TOP common items ;
+
+TargetDirectory ;
+SubDirHdrs $(SUBDIR)/../gamecode ;
+SubDirHdrs $(SUBDIR)/../kernel ;
+SubDirHdrs $(SUBDIR)/../util ;
+SubDirHdrs $(SUBDIR)/.. ;
+SubDirHdrs $(SUBDIR)/../.. ;
+
+SOURCES =
+ birthday_firework.c
+ catapultammo.c
+ demonseye.c
+ items.c
+ lmsreward.c
+ questkeys.c
+ racespoils.c
+ seed.c
+ weapons.c
+ xerewards.c
+ ;
+
+Library items : $(SOURCES) ;
diff --git a/src/common/kernel/Jamfile b/src/common/kernel/Jamfile
new file mode 100644
index 000000000..e130b3248
--- /dev/null
+++ b/src/common/kernel/Jamfile
@@ -0,0 +1,46 @@
+SubDir TOP common kernel ;
+
+TargetDirectory ;
+SubDirHdrs $(SUBDIR)/../util ;
+SubDirHdrs $(SUBDIR)/.. ;
+SubDirHdrs $(SUBDIR)/../.. ;
+
+SOURCES =
+ alchemy.c
+ battle.c
+ border.c
+ build.c
+ building.c
+ combatspells.c
+ curse.c
+ eressea.c
+ faction.c
+ group.c
+ item.c
+ karma.c
+ magic.c
+ message.c
+ movement.c
+ names.c
+ objtypes.c
+ orders.c
+ pathfinder.c
+ plane.c
+ player.c
+ pool.c
+ race.c
+ region.c
+ render.c
+ reports.c
+ resources.c
+ save.c
+ ship.c
+ skill.c
+ spell.c
+ teleport.c
+ terrain.c
+ ugroup.c
+ unit.c
+ ;
+
+Library kernel : $(SOURCES) ;
diff --git a/src/common/modules/Jamfile b/src/common/modules/Jamfile
new file mode 100644
index 000000000..9137e971c
--- /dev/null
+++ b/src/common/modules/Jamfile
@@ -0,0 +1,28 @@
+SubDir TOP common modules ;
+
+TargetDirectory ;
+SubDirHdrs $(SUBDIR)/../gamecode ;
+SubDirHdrs $(SUBDIR)/../kernel ;
+SubDirHdrs $(SUBDIR)/../util ;
+SubDirHdrs $(SUBDIR)/.. ;
+SubDirHdrs $(SUBDIR)/../.. ;
+
+SOURCES =
+ alliance.c
+ arena.c
+ dungeon.c
+ gmcmd.c
+ infocmd.c
+ museum.c
+ oceannames.c
+ score.c
+ victoryconditions.c
+ weather.c
+ xecmd.c
+ xmas2000.c
+ xmas2001.c
+ xmas2002.c
+ xmas.c
+ ;
+
+Library modules : $(SOURCES) ;
diff --git a/src/common/races/Jamfile b/src/common/races/Jamfile
new file mode 100644
index 000000000..62d99ddef
--- /dev/null
+++ b/src/common/races/Jamfile
@@ -0,0 +1,16 @@
+SubDir TOP common races ;
+
+TargetDirectory ;
+SubDirHdrs $(SUBDIR)/../gamecode ;
+SubDirHdrs $(SUBDIR)/../kernel ;
+SubDirHdrs $(SUBDIR)/../util ;
+SubDirHdrs $(SUBDIR)/.. ;
+SubDirHdrs $(SUBDIR)/../.. ;
+
+SOURCES =
+ dragons.c
+ illusion.c
+ zombies.c
+ ;
+
+Library races : $(SOURCES) ;
diff --git a/src/common/spells/Jamfile b/src/common/spells/Jamfile
new file mode 100644
index 000000000..e6a099dd7
--- /dev/null
+++ b/src/common/spells/Jamfile
@@ -0,0 +1,19 @@
+SubDir TOP common spells ;
+
+TargetDirectory ;
+SubDirHdrs $(SUBDIR)/../gamecode ;
+SubDirHdrs $(SUBDIR)/../kernel ;
+SubDirHdrs $(SUBDIR)/../util ;
+SubDirHdrs $(SUBDIR)/.. ;
+SubDirHdrs $(SUBDIR)/../.. ;
+
+SOURCES =
+ alp.c
+ buildingcurse.c
+ regioncurse.c
+ shipcurse.c
+ spells.c
+ unitcurse.c
+ ;
+
+Library spells : $(SOURCES) ;
diff --git a/src/common/triggers/Jamfile b/src/common/triggers/Jamfile
new file mode 100644
index 000000000..3ea380a67
--- /dev/null
+++ b/src/common/triggers/Jamfile
@@ -0,0 +1,27 @@
+SubDir TOP common triggers ;
+
+TargetDirectory ;
+SubDirHdrs $(SUBDIR)/../gamecode ;
+SubDirHdrs $(SUBDIR)/../kernel ;
+SubDirHdrs $(SUBDIR)/../util ;
+SubDirHdrs $(SUBDIR)/.. ;
+SubDirHdrs $(SUBDIR)/../.. ;
+
+SOURCES =
+ changefaction.c
+ changerace.c
+ clonedied.c
+ createcurse.c
+ createunit.c
+ gate.c
+ giveitem.c
+ killunit.c
+ removecurse.c
+ shock.c
+ timeout.c
+ triggers.c
+ unguard.c
+ unitmessage.c
+ ;
+
+Library triggers : $(SOURCES) ;
diff --git a/src/common/util/Jamfile b/src/common/util/Jamfile
new file mode 100644
index 000000000..ec64dbdfa
--- /dev/null
+++ b/src/common/util/Jamfile
@@ -0,0 +1,35 @@
+SubDir TOP common util ;
+
+TargetDirectory ;
+SubDirHdrs $(SUBDIR)/.. ;
+SubDirHdrs $(SUBDIR)/../.. ;
+
+SOURCES =
+ attrib.c
+ base36.c
+ command.c
+ crmessage.c
+ cvector.c
+ dice.c
+ event.c
+ functions.c
+ goodies.c
+ graph.c
+ language.c
+ lists.c
+ log.c
+ message.c
+ nrmessage.c
+ rand.c
+ resolve.c
+ sql.c
+ strncpy.c
+ translation.c
+ umlaut.c
+ vmap.c
+ vset.c
+ windir.c
+ xml.c
+ ;
+
+Library util : $(SOURCES) ;
diff --git a/src/eressea/Jamfile b/src/eressea/Jamfile
new file mode 100644
index 000000000..5e9817586
--- /dev/null
+++ b/src/eressea/Jamfile
@@ -0,0 +1,17 @@
+SubDir TOP eressea ;
+
+TargetDirectory ;
+SubDirHdrs $(SUBDIR)/../common/gamecode ;
+SubDirHdrs $(SUBDIR)/../common/kernel ;
+SubDirHdrs $(SUBDIR)/../common/util ;
+SubDirHdrs $(SUBDIR)/../common ;
+SubDirHdrs $(SUBDIR)/.. ;
+
+SOURCES =
+ korrektur.c
+ main.c
+ ;
+
+Main eressea : $(SOURCES) ;
+LinkLibraries eressea : kernel gamecode modules util items attributes spells races triggers ;
+LINKLIBS on eressea += -lm ;
diff --git a/src/mapper/Jamfile b/src/mapper/Jamfile
new file mode 100644
index 000000000..c5a602caa
--- /dev/null
+++ b/src/mapper/Jamfile
@@ -0,0 +1,23 @@
+SubDir TOP mapper ;
+
+TargetDirectory ;
+SubDirHdrs $(SUBDIR)/../common/gamecode ;
+SubDirHdrs $(SUBDIR)/../common/kernel ;
+SubDirHdrs $(SUBDIR)/../common/util ;
+SubDirHdrs $(SUBDIR)/../common ;
+SubDirHdrs $(SUBDIR)/.. ;
+
+SOURCES =
+ autoseed.c
+ logging.c
+ map_modify.c
+ map_partei.c
+ mapper.c
+ map_region.c
+ map_tools.c
+ map_units.c
+ ;
+
+Main mapper : $(SOURCES) ;
+LinkLibraries mapper : kernel gamecode triggers spells items races attributes modules util ;
+LINKLIBS on mapper += -lm -lncurses ;