diff --git a/build_pico_openpgp.sh b/build_pico_openpgp.sh
index c6ea85f..5f4de6f 100755
--- a/build_pico_openpgp.sh
+++ b/build_pico_openpgp.sh
@@ -1,45 +1,93 @@
 #!/bin/bash
 
-VERSION_MAJOR="2"
-VERSION_MINOR="2"
+VERSION_MAJOR="3"
+VERSION_MINOR="0"
+SUFFIX="${VERSION_MAJOR}.${VERSION_MINOR}"
+#if ! [[ -z "${GITHUB_SHA}" ]]; then
+#    SUFFIX="${SUFFIX}.${GITHUB_SHA}"
+#fi
 
 rm -rf release/*
+mkdir -p build_release
+mkdir -p release
 cd build_release
 
-for board in adafruit_feather_rp2040 \
+for board in 0xcb_helios \
+    adafruit_feather_rp2040_usb_host \
+    adafruit_feather_rp2040 \
     adafruit_itsybitsy_rp2040 \
     adafruit_kb2040 \
     adafruit_macropad_rp2040 \
     adafruit_qtpy_rp2040 \
     adafruit_trinkey_qt2040 \
+    amethyst_fpga \
+    archi \
     arduino_nano_rp2040_connect \
+    cytron_maker_pi_rp2040 \
     datanoisetv_rp2040_dsp \
     eetree_gamekit_rp2040 \
     garatronic_pybstick26_rp2040 \
+    gen4_rp2350_24 \
+    gen4_rp2350_24ct \
+    gen4_rp2350_24t \
+    gen4_rp2350_28 \
+    gen4_rp2350_28ct \
+    gen4_rp2350_28t \
+    gen4_rp2350_32 \
+    gen4_rp2350_32ct \
+    gen4_rp2350_32t \
+    gen4_rp2350_35 \
+    gen4_rp2350_35ct \
+    gen4_rp2350_35t \
+    hellbender_2350A_devboard \
+    ilabs_challenger_rp2350_bconnect \
+    ilabs_challenger_rp2350_wifi_ble \
+    ilabs_opendec02 \
+    melopero_perpetuo_rp2350_lora \
     melopero_shake_rp2040 \
+    metrotech_xerxes_rp2040 \
+    net8086_usb_interposer \
     nullbits_bit_c_pro \
+    phyx_rick_tny_rp2350 \
+    pi-plates_micropi \
     pico \
     pico_w \
+    pico2 \
     pimoroni_badger2040 \
     pimoroni_interstate75 \
     pimoroni_keybow2040 \
     pimoroni_motor2040 \
     pimoroni_pga2040 \
+    pimoroni_pga2350 \
+    pimoroni_pico_plus2_rp2350 \
     pimoroni_picolipo_4mb \
     pimoroni_picolipo_16mb \
     pimoroni_picosystem \
     pimoroni_plasma2040 \
+    pimoroni_plasma2350 \
     pimoroni_servo2040 \
     pimoroni_tiny2040 \
     pimoroni_tiny2040_2mb \
+    pimoroni_tiny2350 \
     pololu_3pi_2040_robot \
+    pololu_zumo_2040_robot \
     seeed_xiao_rp2040 \
+    seeed_xiao_rp2350 \
     solderparty_rp2040_stamp \
     solderparty_rp2040_stamp_carrier \
     solderparty_rp2040_stamp_round_carrier \
+    solderparty_rp2350_stamp_xl \
+    solderparty_rp2350_stamp \
     sparkfun_micromod \
     sparkfun_promicro \
+    sparkfun_promicro_rp2350 \
     sparkfun_thingplus \
+    switchscience_picossci2_conta_base \
+    switchscience_picossci2_dev_board \
+    switchscience_picossci2_micro \
+    switchscience_picossci2_rp2350_breakout \
+    switchscience_picossci2_tiny \
+    tinycircuits_thumby_color_rp2350 \
     vgaboard \
     waveshare_rp2040_lcd_0.96 \
     waveshare_rp2040_lcd_1.28 \
@@ -47,11 +95,14 @@ for board in adafruit_feather_rp2040 \
     waveshare_rp2040_plus_4mb \
     waveshare_rp2040_plus_16mb \
     waveshare_rp2040_zero \
+    weact_studio_rp2040_2mb \
+    weact_studio_rp2040_4mb \
+    weact_studio_rp2040_8mb \
+    weact_studio_rp2040_16mb \
     wiznet_w5100s_evb_pico
 do
     rm -rf *
-    PICO_SDK_PATH=../../pico-sdk cmake .. -DPICO_BOARD=$board
-    make -kj20
-    mv pico_openpgp.uf2 ../release/pico_openpgp_$board-$VERSION_MAJOR.$VERSION_MINOR.uf2
-
+    PICO_SDK_PATH="${PICO_SDK_PATH:-../../pico-sdk}" cmake .. -DPICO_BOARD=$board
+    make -j`nproc`
+    mv pico_openpgp.uf2 ../release/pico_openpgp_$board-$SUFFIX.uf2
 done
diff --git a/src/openpgp/version.h b/src/openpgp/version.h
index 818e948..2d4ae1b 100644
--- a/src/openpgp/version.h
+++ b/src/openpgp/version.h
@@ -24,7 +24,7 @@
 #define OPGP_VERSION_MINOR (OPGP_VERSION & 0xff)
 
 
-#define PIPGP_VERSION 0x0202
+#define PIPGP_VERSION 0x0300
 
 #define PIPGP_VERSION_MAJOR ((PIPGP_VERSION >> 8) & 0xff)
 #define PIPGP_VERSION_MINOR (PIPGP_VERSION & 0xff)