KiCad

What's new in this version:

General:
- Fix crash when automatically saving freed document
- Fix child node memory leak when deleting rule check items
- Compact rule check handle vector during model rebuild to recover unused memory
- Fix grid readout in status bar for footprint wizard and viewers
- Enforce per instance group transfer for shared sheets when update between schematic and board
- Bound local history walks to the project directory
- Show a new project library without restarting
- Don’t pop a system error dialog when a file can’t be archived
- Allow items to be added to a subgroup
- Correctly draw line styles on Bezier curves
- Fix properties panel tooltips repeating the field name
- Improve status bar layout for drawing main windows
- Fix status bar field width issues
- Fix plugin content manager dialog selection issue
- Only escape tildes when they could be interpreted as markup when importing Eagle files
- Use local monitor for refresh rate capping
- Reduce studder when refreshing canvas
- Fix hatched shapes plotting with no fill pattern
- Correct dead re-entrancy guard in request information update check
- Fix embedded files deleted by repeated setup dialog commits
- Fix DXF export of arc containing outlines
- Fix crash when moving editor windows between different monitors
- Keep a chosen print-to-file destination between prints
- Keep keyboard focus on dialogs so escape key closes dialog
- Resolve old version environment variables in configuration paths
- Don’t attempt contact disabled HTTP library rows
- Honor "Pan left/right with horizontal movement" setting
- Avoid saving .kicad_prj and .kicad_prl files when no changes have been made
- Fix crash when opening project from PDM system on local server
- Prevent dropping of repeated key bindings
- Restore old PDF plotting of text when outline fonts aren’t embeddable

Schematic Editor:
- Ensure unique sheet names when placing design blocks as sheets
- Ensure unique group names when pasting named groups
- Propagate variant edits to all units of a multi-unit symbol
- Don’t try to convert "Sim.Library" content to URL
- Don’t create or save variant records with no differences
- Fix X prefix check case for rectangle body color fill when importing from LTSpice
- Prefer .include directives instead of "Sim.Library" when importing from LTSpice
- Fix missing junctions at four-wire stub crosses
- Convert PWL file=…? sources to ngspice compatible devices
- Tolerate misconfigured database properties columns
- Resolve missing symbol folders by basename fallback on LTSpice import
- Convert .tran directives to ngspice-compatible form on LTSpice import
- Honor SpiceOrder when assigning imported LTSpice pin numbers
- Accept stacked pin numbers in jumper pin groups
- Honor jumper groups that name a stacked pin’s contacts
- Use the job’s variant for the symbol fields BOM preview
- Don’t re-enter footprint reload in footprint assignment tool while one is running
- Un-highlight a sheet when the move cursor leaves it
- Keep a junction dot’s color and size when its wire is dragged
- Show a warning for a library that could not be loaded
- Properly resolve text variables in design variant fields
- Keep a junction dot’s color and size when aligning to grid
- Rename symbol properties with differing case identical spellings rather the deleting them
- Sort design blocks alphabetically in the design blocks panel
- Respect footprint selections in symbol choose from recently used items
- Fix pin numbers sitting too far from pin
- Fix inverted field justification set from the properties panel
- Fix crash when sheet being dropped into itself
- Fix inherited field reorder crash
- Fix symbol angle orientation on Altium import
- Don’t report unloaded library table rows as load errors
- Connect a label wires preferentially with directive
- Prevent hierarchical bus labels from losing their bus color when moved
- Fix crash when closing editor window
- Push symbol fields table edits to every path of a shared sheet
- Sanitize room name in the Allegro netlist export
- Flush queued log messages before early startup modal dialogs

Symbol Editor:
- Refresh library tree after symbol description change
- Correctly remove all alternate body styles
- Fix null pointer crash in library buffer
- Fix crash when editing multiple pins

Simulator:
- Fix invalid netlist shown for FFT analysis tabs
- Allow escaped quotes in simulation parameter values
- Fix crash on exit after running a simulation
- Report a zero AC magnitude as no value not 0 dB
- Allow a bus junction to fork at a wire-to-bus entry root
- Redisplay the schematic after a top-level sheet is deleted

Board Editor:
- Account for copper-to-hole clearance in via gap when routing differential pairs
- Speed up layer and high-contrast switching
- Speed up curved ratsnest with adaptive tessellation
- Improve zone fill performance with continuous dependency graph fill and lock-free zone bounding box cache
- Remove redundant predicate evaluation to improve DRC performance
- Parallelize DRC providers and make the error cap thread safe
- Improve DRC performance by spatially indexing footprint courtyards for intersection testing
- Improve custom design rule performance
- Stop false DRC errors on net-tie footprints
- Keep selection expansion inside the entered group
- Keep unrelated routing when applying a design block layout
- Allow nested sheets and groups as multichannel placement areas
- Include channel-local routing in multichannel sheet rule areas
- Don’t fill through the holes of a higher priority hatched zone
- Fix false creepage path through overlapping circular cutouts
- Don’t emit empty rules on Eagle import
- Resolve footprints after non-KiCad project import
- Make BOARD::get_layer_name() return the correct layer ID
- Properly overlap zone merges correctly when affected by a higher priority zone of a different net
- Keep a table in place when it is mirrored or flipped
- Swap a table rows when table is flipped top to bottom
- Fix clicking on a rotated table
- Tilt a rotated table the right way when it is flipped
- Accept the old Origin X/Y property names in custom rules
- Fix crash exporting ODB++ with a knockout text box
- Keep each via’s own size when editing several vias at once
- Don’t show rounded rectangle options in shape properties dialog for Bezier curves
- Fix router crash when highlighting a collision with a front/inner/back via
- Do not allow table editing in multi-channel tool
- Length tuning now follows the net through in-line pads
- Reload footprint libraries that changed on disk
- Fix crash pressing "Refresh" in the footprint library browser
- Fix router posture optimization
- Allow point objects in groups
- Fix optimization of dragged tracks
- Fix missing copper rings on a differential pair via
- Copy pad zone connection settings when repeating a multi-channel layout
- Keep blind and buried via colors after pressing escape key
- Plot an empty knockout text box instead of dropping it
- Don’t report on netclasses that don’t match
- Fix use-after-free crash
- Prevent rule area to silkscreen item distance violation from being inadvertently flagged
- Match un-annotated footprints in design block layout
- Properly escape double quoted fields on Specctra DSN export
- Prevent duplicate and empty footprint reference designators on Specctra DSN export
- Quote layer names with spaces and parenthesis on Specctra DSN export
- Correctly position footprint origin and keepouts on Altium import
- Fix crash while routing with (F) / attempt to finish
- Keep differential pair tuning within width runs
- Count back-drilled holes in the drill report
- Fix Eagle board import footprint through hole pad issue
- Fix reversed layers in back drill file names
- Quote the entered hole-to-hole rule in DRC violations
- Fix teardrop spike on custom pads whose anchor is far from the copper
- Fix inner diameter of ODB++ donut symbol for unfilled circles
- Honor DNP and BOM exclude for Gerber X3
- Give imported tuning patterns their baseline on Altium import
- Avoid user & system reference field collisions on Allegro import
- Prevent footprint from excluding itself in keep-out zone rules
- Preserve ${Class:X} for custom DRC selectors
- Always write "LineDesc" section for lines, arcs, and polylines on IPC-2581 export
- Initialize the via soldermask field on IPC-365 export
- Fix crash when opening zone manager
- Fix DRC crash
- Respect a hatched zone’s clearance inside its own border

3D Viewer:
- Skip triangles with out-of-range face indices
- Removed hole from capped vias
- Fix broken custom toolbars
- Don’t call OpenGL functions from if OpenGL wasn’t initialized yet
- Fix inconsistent dielectric sublayer names when exporting IPC-2581
- Put via pads in a set when exporting IPC-2581
- Write a text box border as its own Features item when exporting IPC-2581
- Don’t write Features for text with no glyphs on IPC-2581 export
- Don’t crash when exporting a board with no outline to IPC-2581
- Report warnings on IPC-2581 export
- Knock out paste/mask layers when they’re clearly null

Page Layout Editor:
- Fix hang incrementing labels containing non-ASCII characters

Job Sets:
- Don’t save/restore output text field value in run log dialog
- Store the 3D export job’s component and net filters
- Command Line Interface
- Use per-variant field values in multi-variant BOM export

Windows:
- Speed up simulator frame log reporting
- Turn on segment heap for improved memory management

IPC API:
- Improve plugin identifier validation regular expression
- Add parent field to board types
- Add flip board item command
- Expand stackup parameters
- Fix pad orientation loss after moving footprint
- Fix board view flip setting
- Fix crash deleting an item after a group referencing it was created in a rolled back commi