Release Notes

0.13.1

Release date: April 1st, 2026

Bug fixes

  • Fix quality curation when other labels are given by user (PR #260)

  • Update channel visibility when unit is changed in unitview (#259)

Performance

  • Only init views in layout in desktop mode (PR #257)

0.13.0

Release date: March 23rd, 2026

New views

  • EventView (PR #218): new view showing aligned spike rasters and PSTHs around events; events can be passed to run_mainwindow as a plain dict or as a spikeinterface.BaseEvent object

  • AmplitudeScalingsView (PR #230): new view showing amplitude scaling factors

  • MainChannelTemplate view (PR #233): shows the main channel waveform template

Curation

  • Renamed CurationModel to Curation to align with the updated SpikeInterface API (PR #252)

  • Added curation_callback and set_external_curation for programmatic curation control (PR #241)

  • Validate curation data and support curation format v1/v2 (PR #211)

  • Remove default num_chan (sparsity) column from unit list; add a “clear” label shortcut (PR #244)

  • Fixed include_deleted behavior and unit order in merge list (PR #245)

  • Added “remove from merge list” to unit list right-click context menu (PR #232)

Trace and scatter views

  • Valid periods regions in scatter plots (PR #254): shaded valid-period regions on scatter views (e.g. amplitude, ISI); can be disabled in settings

  • Event navigation in Trace/TraceMap views (PR #218): previous/next event buttons with event-type selector; event overlays on trace and trace map views

  • Fixed binning and limits in basescatterview (PRs #235, #246)

  • Fixed tracemapview for multi-shank probes (PR #248)

  • Selectively update y-range only when unit or time changes (PR #248)

UX improvements

  • Focus mode (PR #227): toggle to focus the display on a single unit

  • Waveform display mode is now a persistent setting (PR #238)

  • user_main_settings parameter exposed so callers can pre-configure GUI settings programmatically (PR #243)

  • Fixed relative spike rate plot (PR #212)

  • Allow nan metric values in MetricsView (PR #217)

  • Make template_metrics dependency optional (PR #247)

Backend and architecture

  • Plugin architecture (PR #219): full plugin system with get_all_possible_views(); plugin documentation page added

  • skip_extensions parameter now passed through to the CLI entry point (PR #216)

  • Allow remote S3 paths for loading (PR #214)

  • external_data support in controller: pass arbitrary external data into the GUI (PR #231)

  • Panel backend: multi-thread/multi-process server support (PR #240); fix color-by-visibility (PR #250)

  • Removed pandas dependency

  • Renamed crosscorrelogramview → correlogramview

  • Added codespell CI workflow (PR #215)

0.12.0

Release date: November 13, 2025

New views

  • Unit splitting: full splitting workflow in ScatterViews, CurationView, and CorrelogramsView; lasso-select spikes, confirm or get notified on failure

  • Metrics view: new view displaying quality/template metrics for selected units (Qt and Panel backends)

  • Binned spikes view: new BinnedSpikesView showing spike rate over time

Curation

  • Curation format v2: updated curation format with validation; raises error on invalid curation dict

  • Auto-merge presets: added SpikeInterface automerge presets including similarity

  • Curation file CLI arg: load a pre-existing curation file with --curation-file

  • Exit dialog: warning shown if the user has unsaved curation when closing

UX improvements

  • User settings: save and restore default settings via a config folder

  • Waveform improvements: option to plot sample waveforms; x/y scalebars; improved geometry mode with allow_long_zone; separate auto-move and auto-zoom settings

  • Custom layout: JSON layout support via --layout CLI argument; refactored greedy layout algorithm

  • Busy indicator: context manager for busy indicator during long operations (traces, merges, compute)

  • Recording times: main_setting option to use recording times

Backend and architecture

  • Only load required extensions: skip analyzer extensions not needed by the displayed views

  • Performance (Panel/web): caching correlograms, pre-initializing probe view ranges, faster unit list refresh, skip unrequested views

  • ReadTheDocs: added full documentation deployment

Bug fixes

  • nanmin/nanmax for spike location extrema; channel ordering in probe map; lasso selection and split shortcut; noise levels when analyzer has no noise; spike rate for short recordings; return_scaled → return_in_uV API change

0.11.0

Release date: June 25, 2025

Backend and architecture

  • Dual-backend architecture: major refactoring to support both a Qt desktop backend and a Panel/Bokeh web backend from the same codebase

  • Launcher: GUI launcher for desktop (Qt) and web (Panel) modes; supports analyzer_folders dict; prints server address

  • Layout presets: 8-zone layout system with configurable presets; GridStack for web layout

UX improvements

  • Color modes: configurable color mode in main settings

  • Waveform overlap: show overlapping waveforms with Ctrl+O; Alt+Scroll to widen narrow waveforms

  • Exclude deleted units from merge view: option to hide already-deleted units in MergeView

  • Probe view: better automatic ROI when multiple units are selected

  • with_traces=False option: option to not show traces in the main window

Performance and bug fixes

  • Faster waveform loading; faster spike amplitude and correlograms; export curation to download JSON

  • Manual unit label fix; time_info_updated signal to avoid recursive calls

0.10.0

Release date: February 12, 2025

  • Lasso selection in spike amplitude view: visually select spikes with a lasso tool; enable/disable lasso button

  • --recording CLI option: pass a recording path from the command line

  • --recording-base-folder option: flexible recording path resolution

  • Unit list improvements: column drag-and-drop reordering; fix string column sorting

  • compute_merge_unit_groups: now uses the function directly from SpikeInterface

  • Improved unit tables: better column display

0.9.1

Release date: October 9, 2024

  • ProbeGroup support: handle multi-shank probes via ProbeGroup

  • Probe view: second ROI with Ctrl-click to add ROI for units

  • Similarity view: Ctrl-click for append mode

  • --no-traces CLI option: start the GUI without loading traces; small trace cache added

  • Python version: updated support for Python 3.9+ and 3.11

  • Bug fixes: spike list and visible spikes; documentation updates

0.9.0

Release date: July 19, 2024

New views

  • TraceMapView: new view showing a heatmap of traces on the probe

  • WaveformHeatMapView made optional: avoid accidentally triggering expensive recomputation

Curation

  • Curation GUI: full curation interface with merge, delete, label operations, keyboard shortcuts (d delete, Space toggle visibility, m merge), and curation export aligned with SpikeInterface curation format

  • Sortable unit and pair lists: click column headers to sort; pair list shows merge candidates

  • Proposed merges: compute and propose merge groups based on multiple methods/criteria

Backend and architecture

  • SortingAnalyzer support: complete refactor to use the new SortingAnalyzer API from SpikeInterface (replaces WaveformExtractor)

  • View dependency on extensions: views only shown/enabled if the required analyzer extension is computed

  • noise_levels optional: noise display on spike amplitude view is optional if not computed

0.8.0

Release date: March 12, 2024

  • API compatibility update: sample_ind → sample_index

  • Minor fixes and README/documentation improvements

0.7.0

Release date: July 7, 2023

  • Requires SpikeInterface >= 0.98

  • Improved channel visibility on unit selection

  • More intuitive channel ordering when using ROI in probe view

  • Removed auto channel visibility triggered by spike list selection

  • API update: sample_ind → sample_index

  • Documentation improvements

0.6.0

Release date: February 10, 2023

  • Sparsity from WaveformExtractor: use sparsity defined in the waveform extractor when available

  • Performance optimizations at startup

0.5.1

Release date: October 21, 2022

  • Migrated packaging from setup.py to pyproject.toml

  • Anticipate upcoming SpikeInterface API changes

  • Small bug fixes

0.5.0

Release date: September 2, 2022

  • Compatibility with SpikeInterface 0.95.0: updates for the SI master refactor

  • Speed improvements: faster startup and faster multi-unit selection

  • Correlogram: symmetrize=True by default

  • Background color change and small fixes

0.4.1

Release date: April 15, 2022

  • API fix: localize_unit → localize_units

  • Bug fix: QColor cast issue

0.4.0

Release date: February 4, 2022

New views

  • Spike amplitude view: new view showing spike amplitudes over time with amplitude histogram

  • Metrics in unit list: quality/template metrics displayed as columns in the unit list

Bug fixes

  • Switched to localize_units from SpikeInterface

  • Fixed label order in trace view

  • Avoid refreshing channel visibility on spike select

  • Various small fixes

0.3.0

Release date: October 12, 2021

  • Speed improvements: removed internal spike selected/visible tracking for faster performance

  • Improved waveform width handling

  • Improved spike list view

  • ProbeView bug fix: on_unit_visibility_changed

  • Code cleanup

0.2.0

Release date: October 7, 2021

  • Compute button: trigger waveform/extension computation from within the GUI

  • Help in dock title bar: contextual help accessible from view title bars

  • Speed improvements: startup speed and probe view refresh speed

  • Configurable sparsity threshold

  • Color and sparsity improvements

0.1.0

Release date: September 22, 2021

  • Initial release