FlyWire Codex

What's New?

Updates on features, tools and data

Q2 2026

Q1 2026

  • Added dark mode and refreshed shared styling across Codex.
  • Added shared result-action controls across Search, Stats, Network, Taxonomy, and 3D.
  • Added top input/output type bars to Stats and Cell Info.
  • Sped up Search, typeahead, known-attribute lookup, and connection handling.
  • Expanded cross-dataset alignment and inventory data for BANC, MANC, and Male CNS.
  • Added downloadable catalog resources for all datasets.

Q4 2025

Q3 2025

  • Launched BANC v626 as a public Codex dataset. See the FlyWire post.
  • Updated synapse-prediction data for the FAFB dataset. Manuscript with details here.
  • Added cross-dataset lookup in Find Similar Cells and Compare X Datasets.
  • Added Mouse Retina tools and explorer links for retina task workflows.
  • Improved cell type source display and BANC/MANC type matching for VNC comparisons.
  • Published Challenge results.

Q2 2025

  • New dataset ingested: Male Adult Optic Lobe.
  • Added BANC preview datasets and generalized dataset/version navigation across app links and forms.
  • Unified the 3D viewer across supported datasets.
  • Extended Visual Columns Map to both hemispheres.
  • Improved typeahead, structured query tips, and advanced Search behavior.
  • Added Mouse Retina and CA3 research explorers.
  • Updated downloadable resources to stay aligned with current Codex data.

Q1 2025

Q4 2024

Q3 2024

  • Added the first BANC explorer work, dataset-aware access controls, and dataset/version persistence in navigation.
  • Added cell-level coordinate exports from Cell Info and Download Data.
  • Optimized Pathways, Search, connection counts, and upstream/downstream queries.
  • Made Sample Queries dataset/version aware.
  • Added Cell Types and improved Stats, search-query expansion, and visual-neuron tables.
  • Added FlyWire Academy lessons and updated Visual Columns and MFAS challenge submissions, scores, and deadlines.

Q2 2024

  • Concluded the Visual Columns Challenge and added results and follow-up materials.
  • Launched the Minimum Feedback Arc Set Challenge.
  • Enhanced the Visual Cell Types Catalog with boundary types, figures, hemibrain names, filters, and cleaner naming.
  • Added custom search by labeling attributes and improved type/name lookup.
  • Added synapse attachment-rate archives and improved downloads.
  • Improved Network behavior and NGL links for broader dataset support.

Q1 2024

  • Added cell type sources to the data schema and surfaced source information in Cell Info.
  • Launched the Visual Columns Challenge and expanded Visual Columns Map settings.
  • Added inside/cross-column network filters and better single-cell connectivity behavior.
  • Added brain-region statistics and clearer region formatting in Stats.
  • Expanded the Visual Cell Types Catalog to the left optic lobe and polished catalog screenshots, sorting, and wording.
  • Improved user-facing errors, warnings, Safari downloads, and missing-ID messages.

Q4 2023

  • Integrated the 3D viewer, including partner loading, grouped views, and Neuroglancer memory/link improvements.
  • Launched the Visual Columns Map.
  • Released major Visual Cell Types Catalog updates and linked catalog figures to the paper.
  • Added a more robust structured-query evaluator, query wrapping from quick filters, and better search links.
  • Reorganized Cell Info and added input/output synapse-type statistics.
  • Added the neuropils guide and visual brain-region improvements.

Q3 2023

  • Launched Motif Search.
  • Added Dsx / Fru pathways and network diagrams.
  • Built out the Visual Cell Types Catalog with optic-lobe type predictions, predicate evidence, hierarchy organization, and VPN/VCN cataloging.
  • Added connectivity tags, tag links, and explanatory modals.
  • Added clustering stats and type-projection similarity views.
  • Separated research tools into their own section and improved catalog dashboards.

Q2 2023

  • Added the Download Data portal with value ranges, downloadable archives, and clearer download metadata.
  • Added directional Pathways, improved pathway error handling, and limited large pathway loads.
  • Made data snapshot v630 the default and added update-banner support.
  • Improved Network with loading spinners, better sample cells, group-by options, node labels, layout tweaks, and faster connection queries.
  • Expanded Search with more robust operators, query parsing, annotation highlighting, similar-cell links, reciprocal-cell queries, and sorting across search features.
  • Added Explore categories, landing-page stats, FAQ/about updates, citation guidelines, and clearer public-access messaging.
  • Added early similar-cell, projection-similarity, mirror-cell, and NGL-link improvements for cell exploration.