v4.4.1

• Major fixes:
  • unable to focus window
  • chunked file transfer checksum errors
  • clipboard transfer failures with large data
  • --max-size and --min-size parsing errors
  • SSH agent forwarding issues: dangling symlinks, etc
  • missing subcommands when starting via proxy
• Minor fixes:
  • option to ignore OpenGL warnings not being saved on Posix systems - save it just once
  • xpra start --encoding=help error
  • excruciatingly slow paint without transparency
  • avoid video pipeline warnings due to race conditions or clients that don't support window transparency
• Packaging and build:
  • build with clang
  • sdist snapshots missed an evdi file
  • don't clean files that no longer exist
  • RHEL 9 builds
  • RPM dependency not needed
• cosmetic:
  • logging error handler errors
  • file transfer errors shown twice
  • honour transparency override earlier
  • unused duplicate header
  • GLib unit test error
  • version test error
  • shadow debug logging error

v4.4

• Platforms, build and packaging:
  • Native LZ4 bindings
  • Safer native brotli bindings for compression and decompression
  • Native qrencode bindings
  • openSUSE build tweaks, Fedora 37, Rocky Linux / Alma Linux / CentOS Stream : 8 and 9, Oracle Linux
  • Debian finally moved to libexec
  • MS Windows taskbar integration
  • SSH server support on MS Windows, including starting shadow sessions
• Server:
  • Configurable vertical refresh rate
  • Virtual Monitors
  • Multi-monitor desktop mode
  • Expand an existing desktop
  • Exit with windows
  • Full shadow keyboard mapping
  • xwait subcommand
  • guess content-type from parent pid
  • cups print backend status report
  • Override sockets on upgrade
  • Allow additional options to X server invocation
  • Control commands for modifying command environment, and read only flag
  • Start new commands via a proxy server's SSH listener
• Shadow server:
  • Geometry restrictions
  • Shadow specific applications
• Client:
  • Automatic keyboard grabs
  • Pointer confinement
  • Faster window initial data
  • Improved DPI detection on MS Windows
  • Show all current keyboard shortcuts
  • Preserve all options when reconnecting
  • Option to accept SSL mismatched host permanently
  • Forward all command line options
  • Smooth scrolling options
  • Per-window scaling - experimental
  • Workaround Wayland startup hangs
• Security and authentication:
  • Configurable information disclosure
  • Keycloak authentication
  • Capability based authentication
  • Authentication for web server scripts
  • OTP authentication
  • Workaround paramiko No existing session error
• Encodings and latency:
  • Option to cap picture quality
  • Expose scaling quality
  • NVJPEG decoder (WIP - leaks memory)
  • AVIF encoding
  • selective scroll encoding detection
• Network:
  • SOCKS proxy connection support
  • SSH agent forwarding
  • proxy network performance improvement
  • SSH workarounds for polluted stream premable
• Misc:
  • easier xpra subcommand invocation
• Refactoring and preparation for the next LTS release:
  • Feature deprecation
  • Remove "app menus" support
  • Remove ancient complicated code
  • Simplify the build file
  • More robust info handlers
  • Remove scary warnings
  • f-strings

v3.1.3

• major fixes:
  • GDK crash when updating parked windows geometry 4573f72
  • always free X11 images safely d7a4ae6
  • MS Windows clients mishandling some window hints (ie: Firefox) 3354a3a
  • connection errors when non-user-interactive clients are connected acc73dd
  • filenames with special characters when opened remotely 62f1d35
  • missing notifications due to icon parsing errors 9ea7cb9
  • handling of packet parsing errors cd5ee74
  • bencoder error when cuda info is missing 314df99
  • missing auto-refresh 9e77ef6
  • 'Content-Security-Policy' fixes and workarounds for Safari, xpra-html5 v6 a064cd0
  • keyboard mapping not honouring the more specific keymap definition cd392e9
  • honour system prefix when loading xkb keymaps 11dc9e2
  • launcher gui initialization error on Wayland 75cd311
  • audio and webcam not starting with some packet encoders b7d3f1e
• build and packaging:
  • build using CUDA 11.7 by default 371c43e, compile as C++11 ae934df
  • clean target left some generated files behind 369dff8
  • dependency updates 69b6696
  • MacOS new package signing key 5fda527
  • ffmpeg 5.0 compatibility 5864561
  • library updates: Cython 64b7074, pynvml a3f98f1, etc
  • workarounds for latest Cython with GCC 4 d1b1b6e, 137dd57
  • support almalinux fc9582d, rocklylinux and oraclelinux 8 build targets 328cd27
  • aarch64 builds cfc409a
  • content type updates: unityhub is a browser bf810d6, ffplay is video 2c6bf18
• minor bugs and tweaks:
  • clipboard errors with MS Windows clients and UTF8 data c6628c5
  • server errors on encoding change (ie: client tray menu) 300c42e
  • store and send client properties as strings f865199
  • configurable ping timeout delay d15a481
  • make it possible to run the client without some cython extensions 39a584e
  • 'xpra showsetting' subcommand errors 14acfa5
  • always expose the server socket location b681b43
  • make socket querying code more resilient 64c5164
  • potential race conditions with xpra info requests 95c5944
• cosmetic:
  • more understandable error message when ssh fails to connect 893fffd
  • during shutdown, ignore errors trying to set nodelay / cork 7d6dc14
  • clipboard error messages when there is no client handling it 6b3b003
  • avoid warnings triggered by Pillow v9 019288e
  • show disabled menu entries in MacOS menus with GTK3 builds 031e9cc
  • codec loader output was ignoring standard log output format 75db8f9
  • silence spurious authentication modules warnings ff5c4e4
  • always log the full backtrace for client connection errors dcd950c
  • use the correct license short names bbf9b26
  • nvml version query error f5b63ea
  • misc logging tweaks and fixes
• encodings:
  • disable vaapi with the ffmpeg encoder (crashy) f708203
  • handle grayscale png images with transparency 944da35
  • workaround for missing video mode client metadata beb34ea
  • don't send empty alpha channel d894b2a
  • never delay screen updates unless we have a video region 97dfa6a
  • jpeg decoder generated invalid picture metadata 4dcc573

v4.3.4

• major bugs:
  • audio not starting with some packet encoders 7729863
  • opening files with special characters remotely 0d4aeb2
  • always free X11 images safely c797239
  • GDK crash when updating parked windows geometry d0d2bae
  • webcam forwarding with older clients 4df846f
  • launcher gui initialization error on Wayland 9e5ffae
  • attach=yes failing with an invalid command line 9b46f21
• minor:
  • extra file transfers safety checks 38c8747, fix existing one cc5980b
  • support CSP headers for stream saver of html5 client version 6 df25bc3
  • always expose the server socket in the session environment 25ccb72
• build:
  • CentOS 7 build fixes: 4b93dd9
  • RHEL9 build fixes: missing python cairo, no pandoc bb10bfb
  • support building on Alma Linux and Rocky Linux 5c63232, fa7659b
  • build using CUDA 11.7 c708894
  • honour the CPP build environment variable 145f17f
  • use the correct license short names b87225e
  • clean target left some generated files behind: e49157d
  • library updates: Cython, pynvml, etc c3e82b4
• cosmetic:
  • jpeg cleanup warnings 4276a43
  • errno Cython source name conflict c125984
  • include details in conversion failure messages 445b6a5
  • double error in file transfer sanity checks 5047f07

v4.3.3

• major bugs:
  • X11 server crashes with quickly disappearing odd sized video windows: 53e7406
  • MS Windows clients mishandling some window hints (ie: Firefox): #3533
  • connection errors when non-user-interactive clients are connected: 21265da
  • bencode network error with cuda data: 2c5b88e
  • workaround VAAPI server crashes: ad64880
  • socket leak when failing to wrap as ssl: d1b0050
  • potential race conditions with xpra info requests: 1ab2bc5
  • missing notifications due to icon parsing errors: #3366
  • workaround broken svg data format generated by Inkscape: 5f21e3c
  • more correct solution for unicode clipboard data (MS Windows clients): 64280ca, 0c195d1 + ba56b1a
  • video capability workaround for legacy packet encoders (ie: older clients): 077b3d5
  • MacOS DMG missing code signature: e72718d
• screen updates:
  • fix jpeg with alpha painting with opengl backend: 515b07d
  • png screen updates refreshed unnecessarily: 98f3eef
  • don't use an rgb format with an empty alpha channel: a038833
  • ensure video screen updates are only flushed when complete: e512d5c
  • avoid errors handling grayscale png images with transparency: 1d4b31f
  • handle grayscale with spng encoder: fdee128
  • missing transparency with webp encoder: 382412c
  • paint errors in non-opengl backend: c97baac
  • never delay screen updates unless we have a video region: 16b9617
  • invalid image metadata with jpeg decoder and csc_cython output: 6b40f4c
• cosmetic:
  • during shutdown, ignore errors trying to set nodelay / cork: 35ec622
  • codec loader output was ignoring standard log output format: 1d5e049
  • adjust docstring and debug logging messages, typos etc: 7235282, 5225e4b, 0994f06, 665348f, cfc705a
  • show disabled menu entries in MacOS menus: ee92daf
  • log current keyboard layout whenever mapping changes: cf2f819
  • avoid warnings triggered by Pillow v9: 1e62ccb
  • error messages shown when the systray menu is not yet ready: 3ddca80
  • more understandable error message when ssh fails to connect: 1346866
  • always log the full backtrace for client connection errors: e0b8cff
  • errors when changing encoding from the client's systray menu: 44c8120
• minor:
  • make it possible to run the client without some cython extensions: 767db9d
  • make socket querying code more resilient: 1f96179, 044f0c8
  • restore ability to disable smooth scrolling: 9e0286b
  • carefully access subprocess file descriptors: cc0ab96
  • map ffplay to video application type: 88139ce, unityhub as browser type (dc987e2)
  • incomplete socket dirs validation: 0f4cd80
  • jpeg and nvjpeg encoders could go missing with unusual settings: 688f7bb
  • Xorg dummy patch refresh: fc68a54
  • CUDA builds with GCC 12: 97a75e2, silence unavoidable warnings: ce29637
  • small X11 memory leak: e110f08
  • make it possible to increase the ping timeout delay: ff6dfd1
  • avoid strict warning when sorting windows (xpra list-windows): d214585
  • window mapping 'event' markers should not be stored as client properties: cbd1893
  • use strings for all client properties: 1b428f8

v4.3.2

• colour mismatch with jpeg video and html5 client (don't use YUV input): a88e1e6
• missing auto-refresh: f2dfe3d
• support CUDA 11.6 and all targets: 654a9e9 + a3a816d + ce1d496, compile using C++11 acc2f53
• 'mode' warnings on desktop upgrade: b4e4c19 + f763b10
• detect what type of session to 'upgrade' automatically: 955882b
• 'Content-Security-Policy' fixes and workarounds for Safari: 60f69da
• None value errors with bencode clients: c7bdd16
• honour http path in websocket client connections: 7806a96 - see apache proxy example
• correctly restore original MacOS environment for subcommands: 6d73648
• better tracking of pointer grabs: bca8d1d
• try harder to find matching unicode keys with MS Windows clients: 54a21ae + 8155249
• advertise that we support _NET_WM_OPAQUE_REGION: 156e6a5
• avoid pidfile warning when showing encoding help: d901a6d
• don't use x264 encoder for source data with an alpha channel: c2b65e5
• do handle alpha with the new 'jpega' video encoder: 0faf2f6
• handle clipboard data sent using strings (ie: some MS Windows clients): a93b8ce
• file transfer errors with legacy packet encoders: 96d23e4
• client file upload size warning triggered a formatting error: 916ee15
• enable video subregion by default (fix for HTML5 clients): e10befa
• always initialise the window source fully when the window is mapped: f9ee780
• cython csc regression: 9e3ab03
• disable vaapi with the ffmpeg encoder (crashy): d5fc406

v4.3.1

• fix vpx encoder
• errors when using the 'password-file' command line option
• bash path compatibility issue with source commands
• ssh errors with some versions of paramiko
• failures to locate existing servers (ie: remote start / attach)
• dpi errors with desktop servers, causing blurry scaling
• 'video-scaling' argument parsing errors
• duplicate dpi xsettings
• avoid resource leak warning
• proxy video encoder errors
• update some of the failing unit tests
• MacOS broken helper commands, pixbuf loader path errors
• MacOS packaging of spng codec
• try harder to locate the html5 client installation path
• handle source command stdout pollution, trap all errors

v4.3

• Platforms, build and packaging:
  • arm64 support, including nvenc and nvjpeg
  • non-system header builds (eg: conda)
  • fixed MacOS shadow start via ssh
  • parallel builds
  • don't ship too may pillow plugins
  • easier access to documentation
  • Python 3.10 buffer api compatibility
• Misc:
  • make it easier to silence OpenGL validation warnings
  • don't wait for printers
  • make it easier to autostart
  • 'clean' subcommand
  • flexible 'run_scaled' subcommand
  • more flexible key shortcuts configuration
• Encodings and latency:
  • significant latency and performance improvements
  • spng decoder and encoder
  • jpeg with transparency
  • faster argb module
  • faster nvjpeg module using CUDA, add transparency
  • faster xshape scaling
  • downscale jpeg and webp
  • disable av-sync for applications without audio
  • opaque region support
  • show FPS on client window
  • nvenc to use the same device context as nvjpeg
  • nvenc disable unsupported presets
• Network:
  • make it easier to use SSL
  • support more AES modes: GCM, CFB and CTR
  • forked rencodeplus encoder
• Server:
  • shadow specific areas or monitors
  • faster icon lookup
  • don't trust _NET_WM_PID
  • move all sessions to a sub-directory
  • more reliable server cleanup
  • better VNC support
  • more seamless server upgrades
  • source /etc/profile
  • switch input method to ibus

v3.1.2

• encoding errors with vpx
• fix pkg-info build command
• packaging workarounds for Ubuntu Impish
• fixup missing import in backport causing unix domain socket errors #3316
• minor RPM build fixes

v4.2.3

• network layer:
  • ensure the http headers cache is never modified unintentionally
  • invalid packet encoder names should not cause fatal errors
  • preserve audio packets chunking (avoids an HTML5 client bug)
  • prefer https links
  • prefer sha256 to sha1 for file transfer checksums
  • mmap setup error handling
  • sndbuf_bytes value was incorrect (currently unused)
  • socket timeout too long - broke VNC connections
  • AES DoS with unreasonably large number of password stretching iterations
  • tone down http content security policy for the HTML5 client
  • parsing of remote ssh command output
  • reply with a 404 if we have no http data to send
  • stricter validation of challenge digest attribute
  • stricter validation of packet indexes
  • specifying invalid compressors should not be fatal
  • handle more VNC clients correctly
  • server errors when VNC clients are connected
  • proxy sessions not found due to socket-dirs
  • mmap group lookup
• encodings:
  • don't enable video encoders not present in 'encodings' option
  • ffmpeg H264 errors with unreleased version
  • ffmpeg codecs silencing too many warnings
  • vpx encoder lossless mode detection
  • potential race conditions in the proxy server's encoder loop
  • visual corruption with scaled jpeg updates
  • incorrect error messages with the jpeg YUV decoder
  • error in 'void' paint events (currently unused)
  • CUDA 11.4 and Ampere cards
  • RPM build errors when CUDA is disabled
  • restrict the number of NVENC errors tagged as transient
  • more robust OpenGL picture decoding sanity checks
• packaging and platforms:
  • find the fakeXinerama library more reliably on all platforms
  • platform detection for CentOS / RedHat
  • missing default configuration files on MS Windows
  • missing webp with latest Pillow builds on MacOS
  • build fix for non-amd64 Debian (missing nvfbc)
• clipboard selections getting stuck with MS Windows and MacOS clients
• clipboard errors with some packet encoders sending strings
• authentication modules not honouring socket-dirs option
• make it easier to dismiss the splash screen
• ssh password and key dialogs timing out without being shown
• menu loading race condition causing empty start menu
• window size hints may not have been honoured (rare case)
• honour the force-replace-wm flag when upgrading
• correctly handle command timeouts when probing servers
• test scripts and command line tools fixups: unit tests, U2F tool, audio test, etc
• system tray save-to-file debugging failures
• minor cosmetic fixes to logging messages, unreachable code, icon loading errors
• make it easier to run in a prefixed installation