0.14.0

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•Last updated Oct 22, 2026

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layers can be 3D on-disk
Bug
scverse/anndata#2430 · opened on May 8, 2026 · 0.14.0
4
Compatibility profiles for writing
Enhancement
scverse/anndata#2057 · opened on Jul 29, 2025 · 0.14.0
3
Visualise/compare Anndata object structure
Enhancement
scverse/anndata#671 · opened on Jan 4, 2022 · 0.14.0
4
Allow any unicode incl. / and \ in obsm keys, obs columns, uns keys, …
Enhancement
scverse/anndata#2450 · opened on May 18, 2026 · 0.14.0
3
Allow storing heterogeneous lists in .uns (as JSON or so)
Enhancement
scverse/anndata#1979 · opened on May 7, 2025 · 0.14.0
7
Keep providing a non-nullable string type?
Enhancement
scverse/anndata#2252 · opened on Dec 16, 2025 · 0.14.0
7
(feat): add async versions of {write,read}_{elem,dispatched}
Unread
#1902 opened Mar 7, 2025 · Updated Jul 8, 2026Draft
9
Add API to move values from X to obs/var/obsm/varm and vice versa
Enhancement
scverse/anndata#655 · opened on Dec 4, 2021 · 0.14.0
10
Lazy imports for optional dependencies
Enhancement
scverse/anndata#1122 · opened on Sep 5, 2023 · 0.14.0
3
(Semi-)automatic conversion of nullable columns to the appropriate pandas arrays
Enhancement
scverse/anndata#1068 · opened on Jul 23, 2023 · 0.14.0
9
Handle new zarr dtypes (both custom and datetime)
Enhancement
scverse/anndata#2238 · opened on Dec 3, 2025 · 0.14.0
HTML Repr
Enhancement
scverse/anndata#675 · opened on Jan 11, 2022 · 0.14.0
3
feat: allow reading nullable arrays without mask on disk
Unread
#2279 opened Jan 5, 2026 · Updated Jul 8, 2026Draft
1
DataFrame API for obs and var keys via runtime-checkable Protocol
Enhancement
scverse/anndata#2043 · opened on Jul 22, 2025 · 0.14.0
6
(fix): remove read_elem_partial
Unread
#1895 opened Mar 7, 2025 · Updated Jul 8, 2026
1
i/o of different index types
Enhancement
scverse/anndata#2241 · opened on Dec 8, 2025 · 0.14.0
Add official testing.anndata API
Enhancement
scverse/anndata#1699 · opened on Sep 26, 2024 · 0.14.0
1
ad.merge function
Enhancement
scverse/anndata#658 · opened on Dec 6, 2021 · 0.14.0
3
feat: mlx compat
Unread
#2334 opened Feb 6, 2026 · Updated Jul 8, 2026Draft
1
feat: DataFrame API for custom obs and var
Unread
#2328 opened Feb 4, 2026 · Updated Jul 14, 2026Draft
7
feat: Add HTML representation
Unread
#2236 opened Nov 29, 2025 · Updated Oct 7, 2026
41
Custom to_memory handling compute
Enhancement
scverse/anndata#2185 · opened on Oct 28, 2025 · 0.14.0
1
read_lazy kwarg for not using dask
Enhancement
scverse/anndata#2147 · opened on Oct 9, 2025 · 0.14.0
9
Add adapt_vars_like to align .var between AnnData objects (issue #1697)
Unread
#1986 opened May 14, 2025 · Updated Jul 8, 2026
32
Private AnnData APIs that might be interesting for public
Enhancement
scverse/anndata#1947 · opened on Mar 31, 2025 · 0.14.0
1

Navigation Menu

0.14.0

`layers` can be 3D on-disk

Compatibility profiles for writing

Visualise/compare Anndata object structure

Allow any unicode incl. `/` and `\` in `obsm` keys, `obs` columns, `uns` keys, …

Allow storing heterogeneous lists in .uns (as JSON or so)

Keep providing a non-nullable string type?

(feat): add `async` versions of `{write,read}_{elem,dispatched}`

Add API to move values from X to obs/var/obsm/varm and vice versa

Lazy imports for optional dependencies

(Semi-)automatic conversion of nullable columns to the appropriate pandas arrays

Handle new zarr dtypes (both custom and datetime)

HTML Repr

feat: allow reading nullable arrays without mask on disk

`DataFrame` API for `obs` and `var` keys via runtime-checkable `Protocol`

(fix): remove `read_elem_partial`

i/o of different index types

Add official `testing.anndata` API

ad.merge function

feat: `mlx` compat

feat: `DataFrame` API for custom `obs` and `var`

feat: Add HTML representation

Custom `to_memory` handling `compute`

`read_lazy` kwarg for not using dask

Add adapt_vars_like to align .var between AnnData objects (issue #1697)

Private AnnData APIs that might be interesting for public

Issues