diff --git a/.github/workflows/arduino_packing.yml b/.github/workflows/arduino_packing.yml
index c266e0ca..51de249d 100644
--- a/.github/workflows/arduino_packing.yml
+++ b/.github/workflows/arduino_packing.yml
@@ -68,7 +68,7 @@ jobs:
       run: |
         if [ "${{ matrix.config.os }}" = "macOS" ]; then
           # For darwin we disable the static flags (not supported by clang) and we make some adjustments
-          cmake -DCMAKE_C_COMPILER=${{ matrix.config.cross_compiler }} -DCMAKE_CXX_COMPILER=${{ matrix.config.cross_compiler }}++ -DCMAKE_AR=${{ matrix.config.ar }} -DCMAKE_LINKER=${{ matrix.config.ld}} -DCMAKE_EXE_LINKER_FLAGS="-L/opt/lib/${{ matrix.config.cross_compile }}/lib/" -DCMAKE_C_FLAGS="-I/opt/lib/${{ matrix.config.cross_compile }}/include -pthread -framework Foundation -framework IOKit -framework Cocoa -framework Security -DHAVE_USB_H" -DCMAKE_PREFIX_PATH=/opt/lib/${{ matrix.config.cross_compile }}/ -DHAVE_LIBFTDI="NO" -B build/
+          cmake -DCMAKE_C_COMPILER=${{ matrix.config.cross_compiler }} -DCMAKE_CXX_COMPILER=${{ matrix.config.cross_compiler }}++ -DCMAKE_AR=${{ matrix.config.ar }} -DCMAKE_LINKER=${{ matrix.config.ld}} -DCMAKE_EXE_LINKER_FLAGS="-L/opt/lib/${{ matrix.config.cross_compile }}/lib/" -DCMAKE_C_FLAGS="-I/opt/lib/${{ matrix.config.cross_compile }}/include -pthread -framework Foundation -framework IOKit -framework Cocoa -framework Security -DHAVE_USB_H" -DCMAKE_PREFIX_PATH=/opt/lib/${{ matrix.config.cross_compile }}/ -DHAVE_LIBFTDI="NO" -DUSE_STATIC_LIBS="ON" -B build/
         else
           cmake -DCMAKE_C_COMPILER=${{ matrix.config.cross_compile }}-gcc -DCMAKE_CXX_COMPILER=${{ matrix.config.cross_compile }}-g++ -DCMAKE_EXE_LINKER_FLAGS="-static-libgcc -static-libstdc++" -DCMAKE_C_FLAGS="-I/opt/lib/${{ matrix.config.cross_compile }}/include/libusb-1.0/ -I/opt/lib/${{ matrix.config.cross_compile }}/include -pthread" -DCMAKE_PREFIX_PATH=/opt/lib/${{ matrix.config.cross_compile }}/ -DHAVE_LIBFTDI="NO" -B build/
         fi
diff --git a/.github/workflows/arduino_packing_release.yml b/.github/workflows/arduino_packing_release.yml
new file mode 100644
index 00000000..bcdaae6a
--- /dev/null
+++ b/.github/workflows/arduino_packing_release.yml
@@ -0,0 +1,84 @@
+name: avrdude_packing_release
+
+env:
+  # The name of the project
+  PROJECT_NAME: avrdude
+  DIST_DIR: dist
+  ARTIFACT_NAME: dist
+
+on:
+  push:
+    tags:
+      - "v[0-9]+.[0-9]+*"
+
+jobs:
+  build:
+    name: build (${{ matrix.config.os }}, ${{ matrix.config.arch }})
+    runs-on:
+      ubuntu-latest
+    strategy:
+      matrix:
+        config:
+          - os: Linux
+            arch: 64bit
+            cross_compile: x86_64-ubuntu16.04-linux-gnu
+          - os: Linux
+            arch: 32bit
+            cross_compile: i686-ubuntu16.04-linux-gnu
+          - os: Linux
+            arch: ARMv6
+            cross_compile: arm-linux-gnueabihf
+          - os: Linux
+            arch: ARM64
+            cross_compile: aarch64-linux-gnu
+          - os: macOS
+            arch: 64bit
+            cross_compile: x86_64-apple-darwin13
+            cross_compiler: o64-clang
+            ar: /opt/osxcross/target/bin/x86_64-apple-darwin13-ar # we have to manually specify the full path otherwise it's not found for some reason
+            ld: /opt/osxcross/target/bin/x86_64-apple-darwin13-ld
+          - os: Windows
+            arch: 32bit
+            cross_compile: i686-w64-mingw32
+            extension: .exe
+            
+    container:
+      image: ghcr.io/arduino/crossbuild:0.2.2
+    
+    steps:
+
+    - name: Checkout avrdude repository
+      uses: actions/checkout@v3
+
+    - name: replace system ranlib with darwin one
+      # for some reason is not possible to override ranlib with env vars, so this is ugly but it's the only way I found
+      if: matrix.config.os == 'macOS'
+      run: |
+        mv /usr/bin/ranlib /usr/bin/ranlib.bk
+        ln -s /opt/osxcross/target/bin/${{ matrix.config.cross_compile }}-ranlib /usr/bin/ranlib
+
+    - name: Build Avrdude
+      run: |
+        if [ "${{ matrix.config.os }}" = "macOS" ]; then
+          # For darwin we disable the static flags (not supported by clang) and we make some adjustments
+          cmake -DCMAKE_C_COMPILER=${{ matrix.config.cross_compiler }} -DCMAKE_CXX_COMPILER=${{ matrix.config.cross_compiler }}++ -DCMAKE_AR=${{ matrix.config.ar }} -DCMAKE_LINKER=${{ matrix.config.ld}} -DCMAKE_EXE_LINKER_FLAGS="-L/opt/lib/${{ matrix.config.cross_compile }}/lib/" -DCMAKE_C_FLAGS="-I/opt/lib/${{ matrix.config.cross_compile }}/include -pthread -framework Foundation -framework IOKit -framework Cocoa -framework Security -DHAVE_USB_H" -DCMAKE_PREFIX_PATH=/opt/lib/${{ matrix.config.cross_compile }}/ -DHAVE_LIBFTDI="NO" -DUSE_STATIC_LIBS="ON" -B build/
+        else
+          cmake -DCMAKE_C_COMPILER=${{ matrix.config.cross_compile }}-gcc -DCMAKE_CXX_COMPILER=${{ matrix.config.cross_compile }}-g++ -DCMAKE_EXE_LINKER_FLAGS="-static-libgcc -static-libstdc++" -DCMAKE_C_FLAGS="-I/opt/lib/${{ matrix.config.cross_compile }}/include/libusb-1.0/ -I/opt/lib/${{ matrix.config.cross_compile }}/include -pthread" -DCMAKE_PREFIX_PATH=/opt/lib/${{ matrix.config.cross_compile }}/ -DHAVE_LIBFTDI="NO" -B build/
+        fi
+        cmake --build build/ -v
+
+    - name: Package
+      run: | # we need to create the subdir where to place binaries
+        mkdir -p ${{ env.PROJECT_NAME }}_${{ matrix.config.os }}_${{ matrix.config.arch }}/bin ${{ env.PROJECT_NAME }}_${{ matrix.config.os }}_${{ matrix.config.arch }}/etc
+        chmod +x build/src/${{ env.PROJECT_NAME }}${{ matrix.config.extension }}
+        mv -v build/src/${{ env.PROJECT_NAME }}${{ matrix.config.extension }} ${{ env.PROJECT_NAME }}_${{ matrix.config.os }}_${{ matrix.config.arch }}/bin
+        mv -v build/src/${{ env.PROJECT_NAME }}.conf ${{ env.PROJECT_NAME }}_${{ matrix.config.os }}_${{ matrix.config.arch }}/etc
+        mv -v COPYING ${{ env.PROJECT_NAME }}_${{ matrix.config.os }}_${{ matrix.config.arch }}/LICENSE.txt
+        tar -czv ${{ env.PROJECT_NAME }}_${{ matrix.config.os }}_${{ matrix.config.arch }} -f ${{ env.PROJECT_NAME }}_${GITHUB_REF##*/}_${{ matrix.config.os }}_${{ matrix.config.arch }}.tar.gz
+
+    - name: Upload artifacts
+      uses: actions/upload-artifact@v3
+      with:
+        if-no-files-found: error
+        name: ${{ env.ARTIFACT_NAME }}
+        path: avrdude_*
diff --git a/NEWS b/NEWS
index d8f7da64..5d092f75 100644
--- a/NEWS
+++ b/NEWS
@@ -14,10 +14,14 @@ Changes since version 7.3:
   * New programmers supported:
 
   * Issues fixed:
-     - Avrintel.h missing from installation #1683
-     - Use of undeclared identifier 'AVRDUDE_FULL_VERSION' #1706
-     - Wrong message level in jtag3_prmsg() #1726
-     - Old avrdude_message() can go away #1719
+    - Avrintel.h missing from installation #1683
+    - Use of undeclared identifier 'AVRDUDE_FULL_VERSION' #1706
+    - Wrong message level in jtag3_prmsg() #1726
+    - Old avrdude_message() can go away #1719
+    - avr_{read,write}_mem fail to initialize progress reporting #1718
+    - avr*timestamp() oddities #1722
+    - -F option not honored bug #1740 
+    - "jtag2 is not a unique start of a programmer name" #1739
 
   * Pull requests:
     - Remove 32bit MSYS2 mingw32 and clang32 build #1687
@@ -36,6 +40,14 @@ Changes since version 7.3:
       and jtag3_prevent() #1727
     - Remove unused avrdude_message() #1730
     - Add lmsg_xyz() functions to start message at left margin #1728
+    - Document progress reporting in source code #1724
+    - Change type for avr_(ms|us)timestamp() to uint64_t #1729
+    - Use Static Libs for macOS arduino_packing build #1731
+    - Add arduino_packing_release github action #1690
+    - Fix message levels in jtag3_print_data() #1741
+    - Consult -F option when signature cannot be read #1745
+    - Check all programmer ids for exact match #1746
+    - Update avrintel files #1747
 
   * Internals:
 
diff --git a/src/avr.c b/src/avr.c
index aef9fa42..d142e10d 100644
--- a/src/avr.c
+++ b/src/avr.c
@@ -572,15 +572,15 @@ error:
 }
 
 
-// Return us since program start, rolls over after ca 1h 12min
-unsigned long avr_ustimestamp() {
+// Return us since first call
+uint64_t avr_ustimestamp() {
   struct timeval tv;
 
   memset(&tv, 0, sizeof tv);
   if(gettimeofday(&tv, NULL) == 0) {
-    static unsigned long long epoch;
+    static uint64_t epoch;
     static int init;
-    unsigned long long now;
+    uint64_t now;
 
     now = tv.tv_sec*1000000ULL + tv.tv_usec;
     if(!init) {
@@ -593,8 +593,8 @@ unsigned long avr_ustimestamp() {
   return 0;
 }
 
-// Return ms since program start, rolls over after ca 49d 17h
-unsigned long avr_mstimestamp() {
+// Return ms since first call to avr_ustimestamp() above
+uint64_t avr_mstimestamp() {
   return avr_ustimestamp()/1000;
 }
 
diff --git a/src/avrintel.c b/src/avrintel.c
index 3c67cf63..df1ee6b1 100644
--- a/src/avrintel.c
+++ b/src/avrintel.c
@@ -9,7 +9,7 @@
  * Meta-author Stefan Rueger <stefan.rueger@urclocks.com>
  *
  * v 1.3
- * 14.02.2024
+ * 13.04.2024
  *
  */
 
@@ -2151,7 +2151,7 @@ const uPcore_t uP_table[] = {   // Value of -1 typically means unknown
   {"AVR16EB20",        381, F_AVR8X, {0x1E, 0x94, 0x40}, // ID
   /*AVR16EB20*/          0, 0x04000, 0x040,  1,      0, 0x01400, 0x0200,  8, 0x7800, 0x0800, // Mem
   /*AVR16EB20*/         16,  4,  31, vtab_avr16eb32,       18, cfgtab_avr16eb14, // ISRs, Config
-  /*AVR16EB20*/        392, rgftab_avr16eb20}, // Register file
+  /*AVR16EB20*/        393, rgftab_avr16eb20}, // Register file
 
   //AVR16DD28                                           atdf, avrdude // Sources
   {"AVR16DD28",        331, F_AVR8X, {0x1E, 0x94, 0x32}, // ID
@@ -2169,7 +2169,7 @@ const uPcore_t uP_table[] = {   // Value of -1 typically means unknown
   {"AVR16EB28",        382, F_AVR8X, {0x1E, 0x94, 0x3F}, // ID
   /*AVR16EB28*/          0, 0x04000, 0x040,  1,      0, 0x01400, 0x0200,  8, 0x7800, 0x0800, // Mem
   /*AVR16EB28*/         16,  4,  31, vtab_avr16eb32,       18, cfgtab_avr16eb14, // ISRs, Config
-  /*AVR16EB28*/        392, rgftab_avr16eb20}, // Register file
+  /*AVR16EB28*/        393, rgftab_avr16eb20}, // Register file
 
   //AVR16DD32                                           atdf, avrdude // Sources
   {"AVR16DD32",        333, F_AVR8X, {0x1E, 0x94, 0x31}, // ID
@@ -2187,7 +2187,7 @@ const uPcore_t uP_table[] = {   // Value of -1 typically means unknown
   {"AVR16EB32",        383, F_AVR8X, {0x1E, 0x94, 0x3E}, // ID
   /*AVR16EB32*/          0, 0x04000, 0x040,  1,      0, 0x01400, 0x0200,  8, 0x7800, 0x0800, // Mem
   /*AVR16EB32*/         16,  4,  31, vtab_avr16eb32,       18, cfgtab_avr16eb14, // ISRs, Config
-  /*AVR16EB32*/        392, rgftab_avr16eb20}, // Register file
+  /*AVR16EB32*/        393, rgftab_avr16eb20}, // Register file
 
   //AVR16EA48                                           atdf, avrdude // Sources
   {"AVR16EA48",        335, F_AVR8X, {0x1E, 0x94, 0x35}, // ID
@@ -7136,7 +7136,7 @@ const char * const vtab_avr16eb32[vts_avr16eb32] = {
   "RTC_PIT",                    //   4: RTC Periodic Interrupt Timer
   "CCL_CCL",                    //   5: Configurable Custom Logic
   "PORTA_PORT",                 //   6: Interrupt PORT A
-  "WEX0_FDFEVA/WEX0_FDFEVB/WEX0_FDFEVC", //   7: Waveform Extention 0 Fault Detection on Event Input A/B/C
+  "WEX0_FAULTDET/WEX0_FDFEVA/WEX0_FDFEVB/WEX0_FDFEVC", //   7: Waveform Extention 0 Fault Detection/... on Event Input A/B/C
   "TCE0_OVF",                   //   8: TC E0 Overflow
   "TCE0_CMP0",                  //   9: TC E0 Compare 0
   "TCE0_CMP1",                  //  10: TC E0 Compare 1
@@ -9265,7 +9265,7 @@ static const Valueitem_t _values_wdton_atmega328[2] = {
  */
 static const Valueitem_t _values_spien_atmega328[2] = {
   {0, "isp_enabled", "serial programming enabled"},
-  {1, "isp_disabled_warning_might_brick_the_board", "serial programming disabled (warning: might brick the board)"},
+  {1, "isp_disabled", "serial programming disabled"},
 };
 
 /*
@@ -44374,7 +44374,7 @@ const Register_file_t rgftab_avr16eb14[391] = { // I/O memory [0, 4159]
 };
 
 // AVR16EB20 AVR16EB28 AVR16EB32
-const Register_file_t rgftab_avr16eb20[392] = { // I/O memory [0, 4159]
+const Register_file_t rgftab_avr16eb20[393] = { // I/O memory [0, 4159]
   {"vporta.dir",             0x0000,  1,     -1,   0x00, "data direction register"},
   {"vporta.out",             0x0001,  1,     -1,   0x00, "I/O port output register"},
   {"vporta.in",              0x0002,  1,     -1,   0x00, "I/O port input register"},
@@ -44602,6 +44602,7 @@ const Register_file_t rgftab_avr16eb20[392] = { // I/O memory [0, 4159]
   {"portmux.twiroutea",      0x05e6,  1,     -1,   0x00, "TWI route A register"},
   {"portmux.tceroutea",      0x05e7,  1,     -1,   0x00, "TCE route A register"},
   {"portmux.tcbroutea",      0x05e8,  1,     -1,   0x00, "TCB route A register"},
+  {"portmux.acroutea",       0x05ea,  1,     -1,   0x00, "AC route A register"},
   {"portmux.tcfroutea",      0x05ec,  1,     -1,   0x00, "TCF route A register"},
   {"adc0.ctrla",             0x0600,  1,     -1,   0x00, "control register A"},
   {"adc0.ctrlb",             0x0601,  1,     -1,   0x00, "control register B"},
diff --git a/src/libavrdude-avrintel.h b/src/libavrdude-avrintel.h
index 830f1960..95d61279 100644
--- a/src/libavrdude-avrintel.h
+++ b/src/libavrdude-avrintel.h
@@ -1,8 +1,8 @@
 /*
  * Do not edit: automatically generated by mkavrintel.pl
  *
- * Do NOT directly "#include <libavrdude-avrintel.h>" into your code.
- * DO "#include <libavrdude.h>" instead.
+ * Do not directly #include <libavrdude-avrintel.h> into user code.
+ * Instead, #include <libavrdude.h>.
  *
  * libavrdude-avrintel.h
  *
@@ -12,7 +12,7 @@
  * Meta-author Stefan Rueger <stefan.rueger@urclocks.com>
  *
  * v 1.3
- * 14.02.2024
+ * 13.04.2024
  *
  */
 
@@ -2656,7 +2656,7 @@ extern const Register_file_t rgftab_atmega3209[432];
 
 extern const Register_file_t rgftab_avr16eb14[391];
 
-extern const Register_file_t rgftab_avr16eb20[392];
+extern const Register_file_t rgftab_avr16eb20[393];
 #define rgftab_avr16eb28     rgftab_avr16eb20
 #define rgftab_avr16eb32     rgftab_avr16eb20
 
diff --git a/src/libavrdude.h b/src/libavrdude.h
index d22e38f6..de85742f 100644
--- a/src/libavrdude.h
+++ b/src/libavrdude.h
@@ -1150,9 +1150,9 @@ int avr_read(const PROGRAMMER * pgm, const AVRPART *p, const char *memstr, const
 int avr_write_page(const PROGRAMMER *pgm, const AVRPART *p, const AVRMEM *mem,
                    unsigned long addr);
 
-unsigned long avr_ustimestamp(void);
+uint64_t avr_ustimestamp(void);
 
-unsigned long avr_mstimestamp(void);
+uint64_t avr_mstimestamp(void);
 
 double avr_timestamp(void);
 
diff --git a/src/main.c b/src/main.c
index 48291ee6..e6e53734 100644
--- a/src/main.c
+++ b/src/main.c
@@ -642,7 +642,7 @@ int main(int argc, char * argv [])
   char  * logfile;     /* Use logfile rather than stderr for diagnostics */
   enum updateflags uflags = UF_AUTO_ERASE | UF_VERIFY; /* Flags for do_op() */
 
-  (void) avr_ustimestamp();
+  (void) avr_ustimestamp();     // Base timestamps from program start
 
 #ifdef _MSC_VER
   _set_printf_count_output(1);
@@ -1580,8 +1580,11 @@ skipopen:
           }
         }
         pmsg_error("unable to read signature data, rc=%d\n", rc);
-        exitrc = 1;
-        goto main_exit;
+        if(!ovsigck) {
+          imsg_error("use -F to override this check\n");
+          exitrc = 1;
+          goto main_exit;
+        }
       }
     }
 
diff --git a/src/pgm.c b/src/pgm.c
index 8ae75418..da96cd52 100644
--- a/src/pgm.c
+++ b/src/pgm.c
@@ -24,6 +24,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <ctype.h>
 
 #include "avrdude.h"
 #include "libavrdude.h"
@@ -324,7 +325,7 @@ PROGRAMMER *locate_programmer_starts_set(const LISTID programmers, const char *p
   const char *matchid;
   size_t l;
 
-  if(!pgid || !(p1 = *pgid))
+  if(!pgid || !(p1 = tolower((unsigned char) *pgid)))
     return NULL;
 
   l = strlen(pgid);
@@ -332,21 +333,25 @@ PROGRAMMER *locate_programmer_starts_set(const LISTID programmers, const char *p
   matchp = NULL;
   for(LNODEID ln1=lfirst(programmers); ln1; ln1=lnext(ln1)) {
     pgm = ldata(ln1);
-    if(is_programmer(pgm) && (pgm->prog_modes & pmode))
+    if(is_programmer(pgm) && (pgm->prog_modes & pmode)) {
+      int thispgmmatch = 0;
       for(LNODEID ln2=lfirst(pgm->id); ln2; ln2=lnext(ln2)) {
         const char *id = (const char *) ldata(ln2);
-        if(p1 == *id && !strncasecmp(id, pgid, l)) { // Partial initial match
-          matchp = pgm;
-          matchid = id;
-          matches++;
+        if(p1 == tolower((unsigned char) *id) && !strncasecmp(id, pgid, l)) { // Partial initial match
+          if(!thispgmmatch) {   // Only count match once for a programmer
+            thispgmmatch++;
+            matchp = pgm;
+            matchid = id;
+            matches++;
+          }
           if(id[l] == 0) {      // Exact match; return straight away
             matches = 1;
             goto done;
           }
-          break;
         }
       }
     }
+  }
 
 done:
   if(matches == 1) {
diff --git a/src/urclock.c b/src/urclock.c
index 829243cd..1787ff80 100644
--- a/src/urclock.c
+++ b/src/urclock.c
@@ -1984,7 +1984,7 @@ static int urclock_getsync(const PROGRAMMER *pgm) {
         break;
     } else {                    // Board not yet out of reset or bootloader twiddles lights
       int slp = 32<<(attempt<3? attempt: 3);
-      pmsg_debug("%4ld ms: sleeping for %d ms\n", avr_mstimestamp(), slp);
+      pmsg_debug("%4lld ms: sleeping for %d ms\n", (long long) avr_mstimestamp(), slp);
       usleep(slp*1000);
     }
     if(attempt > 5) {           // Don't report first six attempts
@@ -2248,10 +2248,10 @@ static int urclock_open(PROGRAMMER *pgm, const char *port) {
   if((120+ur.delay) > 0)
     usleep((120+ur.delay)*1000); // Wait until board comes out of reset
 
-  pmsg_debug("%4ld ms: enter urclock_getsync()\n", avr_mstimestamp());
+  pmsg_debug("%4lld ms: enter urclock_getsync()\n", (long long) avr_mstimestamp());
   if(urclock_getsync(pgm) < 0)
     return -1;
-  pmsg_debug("%4ld ms: all good, ready to rock\n", avr_mstimestamp());
+  pmsg_debug("%4lld ms: all good, ready to rock\n", (long long) avr_mstimestamp());
 
   return 0;
 }