Version 2.17.5

 - New: PlutoSDR and LimeSDR support in AppImage release, via SoapySDR.
 - New: Airspy support in Windows binary release.
 - Improved: Updated GNU Radio, SDR driver, and Qt versions in AppImage release.
 - Fixed: Respond correctly to pipelined remote control commands.
 - Fixed: Limit UDP packet size to 1024, for compatibility with netcat.
 - Removed: FreeSRP support in AppImage release.

Version 2.17.4

 - New: Experimental Windows binary release (RTL-SDR only).
 - Improved: Respond to \chk_vfo remote command (needed by some clients).
 - Improved: Respond to \dump_state remote command (needed by some clients).

Version 2.17.3

 - Fixed: Delete key shortcut for bookmark removal.

Version 2.17.2

 - New: FORCE_QT6 and FORCE_QT5 CMake options to force Qt version.

Version 2.17.1

 - New: Delete key clears the waterfall.
 - New: I/Q tool can save recordings in SigMF format.
 - New: Holding Ctrl speeds up mouse wheel zoom.
 - Improved: Reduced CPU utilization of waterfall display.
 - Changed: DMG release requires macOS 12.7 or later.

Version 2.17

 - New: "Avg" plot mode, which displays average of FFT bins.
 - New: "Fill" plot mode, which displays both maximum & average of FFT bins.
 - New: "Histogram" plot mode, which displays distribution of FFT bins.
 - New: Selectable plot scaling: dBFS, dBV/RBW, dbV/√Hz, dBm/RBW, dBm/Hz.
 - New: Min hold line in plot.
 - New: A/B measurement markers on plot.
 - New: Plot tooltip displays delta from demod frequency.
 - New: Dropped frames are indicated by red background in FFT Settigns panel.
 - New: "Avg" waterfall mode, which displays average of FFT bins.
 - New: "Sync" waterfall mode, which mirrors averaged data from plot.
 - New: Support for RTL-SDR Blog V4 in AppImage and DMG releases.
 - New: Save FFT plot center frequency in settings.
 - Improved: Peak detection algorithm.
 - Improved: Peak detection uses peak hold data when available.
 - Improved: Maximum FFT size increased to 4M.
 - Improved: Maximum frame rate increased to 500.
 - Improved: Averaging slider is consistent across frame rates.
 - Improved: Visibility of text in axes.
 - Improved: Full support for high-DPI screens in plot & waterfall.
 - Improved: Plot & waterfall performance.
 - Improved: Plot can be zoomed & resized while DSP is stopped.
 - Improved: FFT window setting is stored as a string.
 - Improved: Waterfall span setting is stored in milliseconds.
 - Improved: Added 6 dB attenuation to WAV file recordings to prevent clipping.
 - Improved: Use logarithmic scale for frequency zoom slider.
 - Improved: Reduced CPU utilization of demodulators.
 - Improved: Properly handle smooth scrolling.
 - Improved: Shorten band names to fit in narrow spaces.
 - Improved: Delay plot & waterfall drawing until samples arrive from hardware.
 - Changed: Frequency zoom slider zooms around center of display.
 - Changed: Disallow scrolling beyond the FFT frequency limits.
 - Changed: Default narrow FM deviation increased to 5 kHz.
 - Fixed: Time on waterfall is calculated correctly.
 - Fixed: Frequency is correctly rounded in I/Q filenames.
 - Fixed: Crash in AFSK1200 decoder.
 - Fixed: Hang when setting a very narrow filter width.
 - Fixed: Inconsistent 1-2-5 scaling of amplitude axis.
 - Removed: "Save waterfall" feature.

Version 2.16

 - New: Restore AM & AM-Sync settings between sessions.
 - New: Set/get audio gain via remote control.
 - New: Only show bookmarks for active tag groups in the panadapter.
 - Fixed: Loading of narrow FM tau setting.
 - Fixed: Crash when adding or removing bookmark tags.
 - Fixed: Redraw bookmarks immediately after changes.
 - Fixed: DX cluster spots fail to expire around midnight.
 - Fixed: AGC sensitivity bug introduced in version 2.15.10.
 - Improved: Rendering of frequency control and S-meter on some high-DPI screens.
 - Removed: Support for GNU Radio 3.7.

Version 2.15.10

 - New: Restore FFT zoom level between sessions.
 - New: Restore peak detect & peak hold between sessions.
 - New: "Z" keyboard shortcut sets frequency offset to zero.
 - Fixed: Remove empty frame from bottom of I/Q tool window.
 - Fixed: Sudden scrolling of file list in I/Q tool window.
 - Fixed: Reset zoom slider after right click on panadapter / waterfall.
 - Fixed: Aliasing when input rate is higher than 2 Msps.
 - Improved: AGC performance.
 - Improved: WFM stereo & OIRT performance.
 - Improved: I/Q swap performance.
 - Improved: Apply amplitude normalization to FFT window functions.

Version 2.15.9

 - New: Qt 6 support.
 - Fixed: Slider widgets don't work correctly on MacOS Monterey.

Version 2.15.8

 - Fixed crash when DSP is restarted after a long pause.
 - Removed usage of deprecated Qt APIs.
 - Return correct RDS status in remote control.
 - Allow ordinary IP addresses to be used in remote control settings.