Data model / schema · 2.10.0 · 2026-06-18

Neurodata Without Borders

Maintained by Neurodata Without Borders community

What it helps you do

Use NWB when you need neurophysiology acquisition and processed data, time series, events, stimuli, behavior, electrophysiology, optical physiology, devices, and experimental metadata.

  • Neuroscience
  • Laboratory
  • Imaging
PlanAcquireHarmonizeExchangeLearn + reuse

01

Where it fits—and where it doesn’t

Use these four checks before committing implementation time.

Use it when
Session-level packaging and reuse of complex neurophysiology experiments where synchronized signals and experiment context must remain together.
Do not use it as
Do not treat NWB as a complete solution on its own. Extensions and optional fields can fragment interoperability; storage and API compatibility must be tested, and schema validity does not establish signal quality or biological correctness.
Best for
Teams working with Neuroscience and Laboratory and Imaging data across Acquire → Harmonize → Exchange → Learn + reuse.
Maturity
EstablishedEstablished enough for serious use; still pin the exact release and any implementation profile.

02

See it in the workflow

A standard creates value by changing a handoff, not by existing in a catalog.

  1. InputWhat starts

    Neuroscience and Laboratory and Imaging data, metadata, and the local decisions around them

  2. NWBWhat changes

    NWB applies a shared data model / schema across Acquire → Harmonize → Exchange → Learn + reuse

  3. OutputWhat becomes possible

    A more consistent, reviewable handoff for the next system or team

Readiness gateBefore scaling: Extensions and optional fields can fragment interoperability; storage and API compatibility must be tested, and schema validity does not establish signal quality or biological correctness.

03

A concrete example

An electrophysiology study writes synchronized recordings, electrodes, stimuli, trials, processing modules, subject metadata, device models, and provenance to validated NWB files.

Why it matters: Standardized time series, events, trials, and device context enable reusable feature pipelines, while annotation quality, sampling bias, and split design remain project responsibilities.

04

What it fits with

The core schema is commonly serialized through HDF5; storage implementations must be pinned separately. BIDS provides complementary study-level organization, and DANDI validates supported NWB submissions.

05

Implementation starter

Start with one bounded handoff. Pin, test, and review it before scaling.

  1. Name an accountable owner and the decision NWB must support.

  2. Pin the exact version and companion artifacts: 2.10.0 · 2026-06-18.

  3. Map one representative input to the required data model / schema artifacts.

  4. Test the result against the canonical source and record every exception.

  5. Preserve the source data, mappings, and review evidence before scaling.

06

Limitation to test first—and the tests that catch it

Risk

Extensions and optional fields can fragment interoperability; storage and API compatibility must be tested, and schema validity does not establish signal quality or biological correctness.

Test

Run one representative end-to-end pilot and record exactly where NWB loses context, needs an extension, or depends on another standard.

Risk

A structured or machine-readable result can still be unfit for analysis or AI.

Test

Test the output for missing context, provenance, terminology alignment, time leakage, and the intended downstream decision. Standardized time series, events, trials, and device context enable reusable feature pipelines, while annotation quality, sampling bias, and split design remain project responsibilities.

07

Why we believe this

Checked against the canonical source plus independent operational evidence from an adopter, regulator, or implementation report.

Evidence notation: E1 + E2. The code is shorthand; the plain-language statement above is the claim.

Formal status
Released schema 2.10.0
Confidence
High
Review state
Source-checked
Reviewed by
Neurophysiology data reviewer
Last verified
13 July 2026
Review again when
Schema, HDMF dependency, API, extension, storage-backend, or DANDI update
How the evidence method works

08

Source shelf

Official diagrams, examples, specifications, and explainers. Nothing external loads until you choose to open it.

  • Primary source2.10.0 · 2026-06-18

    NWB 2.10.0 format specification

    The canonical publisher or steward source used to verify this data model / schema profile.

    Publisher
    Neurodata Without Borders community
    Rights
    Rights remain with the publisher; this knowledge base links to the source rather than copying it.
    Access
    Opens the publisher's source in a new tab; no external media loads on this page.
    Verified
    2026-07-13
    Open at source

Next action

Put this profile in context

Compare its role with adjacent standards or place it inside an end-to-end data pathway before choosing an implementation.