Release 1.3.0

See https://docs.lamin.ai/changelog/2025#db-1-3-0

What's Changed

• ⬆️ Upgrade lamin-cli & bionty & lamin-utils by @Zethson in #2540
• ✨ Add FeatureManager._add_set_from_spatialdata by @Zethson in #2539
• ✨ Implement MuDataCurator by @sunnyosun in #2543
• 🎨 Integrate SDC save_artifact with general save_artifact by @Zethson in #2545
• 💚 Fix permissions test by @Koncopd in #2550
• ✨ Allow to pass synchronization arguments in Artifact.cache() by @Koncopd in #2553
• ⬆️ Python 3.13 support by @Zethson in #2384
• ✨ Add Schema based SpatialDataCurator by @Zethson in #2552
• 🚸 Refactor organism constraints during validation by @sunnyosun in #2554
• ♻️ Refactor CellxGeneAnnDataCatManager by @sunnyosun in #2555
• ✨ Support CELLxGENE schema 5.2.0 by @sunnyosun in #2556
• ♻️ Refactor PertAnnDataCatManager by @sunnyosun in #2558
• ⬆️ Upgrade lamind-setup (fine-grained permissions) by @Koncopd in #2559
• 🐛 Fix organism requirement by @sunnyosun in #2560
• 🚸 Skip ln.track() when connected in read-only mode by @falexwolf in #2561
• 🚚 Move non-lamindb docs to lamin-docs by @falexwolf in #2562
• ✨ Add lamin get for artifacts and lamin load for collections by @falexwolf in #2563
• 💚 Fix uv resolver for spatialdata by @Koncopd in #2564
• 👷 Move docs from Netlify to Cloudflare by @falexwolf in #2565
• 🚸 Add more constructor signatures and specific inherited types by @falexwolf in #2566
• 📝 Clean up curators API docs & the main curator guide by @falexwolf in #2567
• 📝 Re-structure curation guides by @falexwolf in #2568

Full Changelog: 1.2.0...1.3.0

Release 1.2.0

See https://docs.lamin.ai/changelog/2025#db-1-2-0

What's Changed

• 🚸 Raise NotImplementedError in Artifact.load() if there is no loader by @Koncopd in #2514
• 🎨 When re-creating an Artifact, link subsequent runs instead of updating .run and linking previous runs by @falexwolf in #2515
• ✨ Introduce Artifact.from_spatialdata() and re-factor validation of spatialdata stores by @Zethson in #2461
• 🏗️ Re-structure internal API away from monkey-patching Django models by @falexwolf in #2516
• ✅ Test fine-grained permissions by @Koncopd in #2512
• ♻️ Re-export link models by @falexwolf in #2523
• 🔊 Do not show track warning for read-only connections by @Koncopd in #2527
• 🚸 Ignore Dask legacy DataFrame warning by @Zethson in #2525
• ♻️ Refactor internals of legacy feature logic in Collection by @falexwolf in #2528
• ⬆️ Upgrade Bionty by @Zethson in #2518
• ✨ Enable ln.track(project="My project") to auto-link entities to projects by @falexwolf in #2529
• 🚸 Introduce .slots in Schema, Curator, and FeatureManager to access schemas and curators by dataset slot by @sunnyosun in #2530
• 🩹 Do not overwrite ._state_db of models when the current instance is passed to .using by @Koncopd in #2534
• ✨ Add .load() for artifacts holding SpatialData objects by @Zethson in #2532
• 🐛 Fix passing a path manually when no path found by nbproject by @Koncopd in #2537
• ⬆️ Upgrade nbproject by @Koncopd in #2541
• 🚸 Do not evaluate filter on feature annotations in .df(features=True) by @falexwolf in #2542

Full Changelog: 1.1.1...1.2.0

Release 1.1.1

See https://docs.lamin.ai/changelog/2025#db-1-1-0

What's Changed

• 💚 Fix docs build by @falexwolf in #2481
• 🐛 Fix related model field check in .filter by @Koncopd in #2482
• ✨ Write Artifact.n_observations in Artifact.from_df() by @Koncopd in #2484
• ✨ Allow to specify fsspec upload options in Artifact.save by @Koncopd in #2486
• 🐛 Automatically add missing columns upon .standardize() if nullable is True by @falexwolf in #2485
• 📝 Add endpoint_url option to docs by @Koncopd in #2487
• 🐛 Fix notebook re-run with same hash by @falexwolf in #2489
• 🐛 Do not resolve http links when registering by @Koncopd in #2491
• fix typo by @Zethson in #2492
• ⬆️ Upgrade bionty by @Zethson in #2494
• 🐛 Run pip freeze with current python interpreter by @ap-- in #2495
• ⬆️ Update submodules by @sunnyosun in #2498
• 💚 Fix prettier pre-commit hook by @Koncopd in #2499
• 🚸 Raise consistency error if a source path suffix doesn't match the artifact key suffix by @falexwolf in #2490
• ✨ Allow to use Artifact.open() and Artifact.load() for .gz files by @Koncopd in #2506
• ♻️ Small corrections by @Koncopd in #2509
• 🩹 Force no compression in Collection.mapped even for files with .gz extension by @Koncopd in #2510
• 🚸 Better error message upon re-creation of schema with same name and different hash by @falexwolf in #2511
• 🚸 Make the obs and var DataFrameCurator objects accessible via AnnDataCurator.slots by @sunnyosun in #2505

Full Changelog: 1.1.0...1.1.1

Release 1.1.0

See https://docs.lamin.ai/changelog/2025#db-1-1-0

What's Changed

• 🧑‍💻 Enable mypy again by @Zethson in #2382
• 🐛 Fix SpatialDataCurator import by @Zethson in #2387
• ✨ Check for corrupted cache in Artifact.load by @Koncopd in #2386
• 🐛 Sample level metadata is now optional in SpatialDataCurator & UX improvements by @Zethson in #2391
• ✨ Check for corrupted cache in Artifact.open by @Koncopd in #2395
• ⬆️ Upgrade lamindb-setup (check instance modules on import) by @Koncopd in #2393
• ✨ Lamin-cli ruff by @Zethson in #2398
• ✨ Require keyword parameters for Artifact.from_x methods by @Zethson in #2401
• ✨ Schema-based curators: DataFrameCurator by @falexwolf in #2388
• ♻️ Squash migrations by @falexwolf in #2367
• 🚸 Validate existing records in the DB irrespective of whether an ontology source is passed or not by @sunnyosun in #2370
• 🚸 Improved error message for saving via CLI by @Zethson in #2379
• ✨ Infer n_observations in Artifact.from_anndata by @Koncopd in #2404
• ⬆️ Remove the bound on storage3 by @Koncopd in #2405
• 🚚 Move CellxGene Curator from cellxgene-lamin here by @falexwolf in #2403
• 🚸 Fix warning about artifacts in trash by @ap-- in #2406
• 📝 Clarify Collection.append by @Koncopd in #2407
• ⚡️ Safer resolve in check_path_is_child_of_root by @Koncopd in #2409
• 🚸 Better user feedback during keyword validation in Record constructor by @Zethson in #2402
• 🐛 Fix NaN in categorical columns for MappedCollection by @Koncopd in #2411
• 🚚 Move PertCurator from wetlab here and add CellxGene Curator test by @falexwolf in #2408
• 🎨 Self-contained definition of CellxGene schema by @falexwolf in #2412
• 🚚 Bulk-rename old-style curators to CatCurator by @falexwolf in #2413
• 🔥 Eliminate all logic related to using_key in curators by @falexwolf in #2414
• ♻️ Refactor organism handling in curators by @falexwolf in #2415
• ♻️ Re-purpose BaseCurator as Curator and introduce CatCurator by @falexwolf in #2416
• 🎨 Let Curator.validate() throw an error by @falexwolf in #2417
• ✨ Schema-based curators: AnnDataCurator by @falexwolf in #2418
• ✨ A first version of a tracked() function decorator by @falexwolf in #2422
• ✨ Support s3-compatible endpoint urls by @Koncopd in #2420
• 🚸 Improve ln.tracked() user experience by @falexwolf in #2426
• ♻️ Explicitly import lamindb in current_run by @Koncopd in #2427
• ⬆️ Upgrade fsspec packages (s3fs, gcsfs, universal_pathlib) by @Koncopd in #2428
• 🐛 Fix var_index standardization of SpatialDataCurator by @Zethson in #2433
• ✨ Add Artifact.from_tiledbsoma with n_observations by @Koncopd in #2438
• 🐛 Allow filtering on np.nan in obs_filter of MappedCollection by @Koncopd in #2443
• 🐛 Robuster var_index curation of SpatialDataCurator by @Zethson in #2444
• 🐛 Fix Feature with description idempotency and 🚸 improve filter and get error behavior by @Zethson in #2442
• ✨ Allow passing artifact to Curator by @sunnyosun in #2441
• ⬆️ Upgrade lamindb-setup (explicitly set version_aware and use_listings_cache) by @Koncopd in #2445
• ⬆️ Update lamindb-setup by @Zethson in #2449
• 🐛 Fix dangling folders on upload failures by @Koncopd in #2448
• 🚸 Full guarantee of avoiding duplicating Transform, Artifact & Collection in concurrent runs by @falexwolf in #2432
• 🚸 Fix RemovedInDjango60Warning: CheckConstraint.check is deprecated by @Zethson in #2446
• 🐛 Fix caching logic in Artifact.open() by @Koncopd in #2454
• 🚚 Restore .feature_sets as a ManyToManyField by @falexwolf in #2453
• ⬆️ Upgrade lamindb-setup by @Koncopd in #2460
• ♻️ Squash migrations by @falexwolf in #2457
• ✨ Add Collection.open() that returns pyarrow dataset by @Koncopd in #2462
• ⬆️ Test purged migrations by @falexwolf in #2464
• 🚸 Better error for malformed categorical dtype by @falexwolf in #2465
• ♻️ Prettify AnnDataCurator implementation by @falexwolf in #2466
• 🚚 Rename CatCurator to CatManager by @falexwolf in #2467
• ♻️ Mark Schema fields as non-editable by @falexwolf in #2468
• ✨ In features, enable (1) default values and (2) filters on valid categories by @falexwolf in #2469
• ✨ Add auxiliary field nullable to Feature by @falexwolf in #2471
• 📝 Show ln.Collection.open() in arrays.ipynb by @Koncopd in #2472
• 🚸 Make new version upon passing existing key to Collection by @falexwolf in #2474
• ✨ Support endpoint_url in operations with tiledbsoma by @Koncopd in #2476
• 🎨 A ManyToMany between Schema.components and .composites by @falexwolf in #2473
• ➕ Add pyyaml to dependencies by @Koncopd in #2477
• 🐛 Fix save_tiledbsoma_experiment for paths with endpoints by @Koncopd in #2478
• 🩹 Ensure backward compat availability of lamindb.core.exceptions by @falexwolf in #2479

Full Changelog: 1.0.5...1.1.0

Release 0.77.4

See #2399

Full Changelog: 0.77.3...0.77.4

Release 1.0.5

See https://docs.lamin.ai/changelog/2025#db-1-0-5

What's Changed

• 👷 Adjust coverage calculation if a job isn't run and prettify build.yml by @falexwolf in #2361
• 🐛 Fix init (when the instance exists) and connect with migration for cloud sqlite instances by @Koncopd in #2373
• ✅ Update and test replace for folder artifacts by @Koncopd in #2374
• 🚸 No longer throw a NotebookNotSaved error in ln.finish() but wait for the user or gracefully exit by @falexwolf in #2375
• 🚸 Enable users to re-run ln.finish() and better resolve multiple users attempting to edit the same notebook draft by @falexwolf in #2376
• 🐛 Further fixes and tests for Artifact.replace by @Koncopd in #2377
• 🚸 In ln.finish() enhance experience of waiting for editor flush (attempt 2) by @falexwolf in #2380
• ✅ Test folder replacement correctly by @Koncopd in #2381

Full Changelog: 1.0.4...1.0.5

Release 1.0.4

See https://docs.lamin.ai/changelog/2025#db-1-0-4

What's Changed

• 🚚 Revert Collection.description back to unlimited length TextField by @falexwolf in #2369

Full Changelog: 1.0.3...1.0.4

Release 1.0.3

See https://docs.lamin.ai/changelog/2025#db-1-0-3

What's Changed

• 💚 Fix docs build by dropping SpatialData type annotations on central Curator class by @falexwolf in #2364
• 🚸 In ln.track(), do not update transform description if it is None and improve logging in RStudio sessions by @falexwolf in #2365

Full Changelog: 1.0.2...1.0.3

Release 1.0.2

See https://docs.lamin.ai/changelog/2025#db-1-0-2

What's Changed

• 🚚 Polish migrations lamindb v1 by @falexwolf in #2363

Full Changelog: 1.0.1...1.0.2

Release 1.0.1

See https://docs.lamin.ai/changelog/2025#db-1-0-0

What's Changed

• 🐛 Block non-admin users from integrating lnschema-core by @falexwolf in #2362

Full Changelog: 1.0.0...1.0.1