0.13.14

What's Changed

• fix: automatic port selection by @pantaray in #5090
• docs: simplify uv guide by @akshayka in #5105
• fix: convert to markdown & sql by @Light2Dark in #5109
• fix: manually get locale for altair charts by @Light2Dark in #5094
• chore: update npm licenses by @mscolnick in #5114

New Contributors

• @pantaray made their first contribution in #5090

Full Changelog: 0.13.13...0.13.14

0.13.13

What's Changed

🤖 Copilot: Migrate GitHub copilot to use the official copilot-language-server SDK, while also enabling GitHUb copilot in Conda environments.

📦 Support for uv projects: The uv package installer now automatically detects if you are running as part of a project, using uv add instead of uv pip install in projects.

🛢️ Database API: Support for the DB API (PEP 249) as a discoverable database connection.

All changes

• governance: org-wide code-of-conduct email by @akshayka in #5013
• governance: add Bennet Meyers by @akshayka in #5012
• fix: hide row-selection panel in read mode by @mscolnick in #5016
• chore: refactor col summaries by @Light2Dark in #5014
• Fix duplicate import marimo as mo in .ipynb conversion. by @asford in #5019
• Allow progress bar rate calculation when rate display is disabled by @alexomics in #5024
• fix: couple more edge cases for Fix duplicate import marimo as mo by @mscolnick in #5022
• tidy: executor cleanup by @dmadisetti in #5025
• feat: migrate to @github/copilot-language-server, enable GitHub copilot in Conda environments by @mscolnick in #5010
• handle multiindex with numeric levels by @liquidcarbon in #5026
• fix: set width on nested vconcat charts by @mscolnick in #5020
• feat: added disabled prop to date range plugin by @bjoaquinc in #5031
• Add support for initial chart properties in data_explorer by @janosh in #5028
• chore: maybe fix vercel docs by @mscolnick in #5033
• tests: xfail flay test by @mscolnick in #5032
• docs: using GH Copilot for AI Assist endpoint by @mscolnick in #5035
• fix: sanitize nan-infs for numeric cols only by @Light2Dark in #5036
• Add bedrock support by @clayrosenthal in #4988
• feat: Support DB API as a SQL connection by @mscolnick in #5027
• fix: markdown clamping again by @mscolnick in #5040
• chore: fix pixi build by @mscolnick in #5034
• improvement: detect if in uv project and use 'uv add' by @mscolnick in #5044
• improvement: marimo.log file and set default log-level by @mscolnick in #5043
• docs: mention data warehouses, data lakes by @akshayka in #5048
• fix: typing with default cells by @dmadisetti in #5047
• Update README_Chinese.md by @metaboulie in #5050
• Add Claude 4 models by @koaning in #5053
• feat(sandbox): Prefer uv export for dumping requirements.txt by @manzt in #5045
• fix: inspect empty db's for duckdb by @Light2Dark in #5041
• feat: added disabled to datetime by @bjoaquinc in #5046
• feat: Add unique transform to mo.ui.dataframe by @wasimsandhu in #4970
• tests: Capture invalid setup cell behavior by @dmadisetti in #4928
• fixes: enable nested list & dict filtering, better display of filters by @Light2Dark in #4954
• fix: broken example discovered during bug bash by @dmadisetti in #5059
• chore: update some logging by @mscolnick in #5058
• Revert "Add support for initial chart properties in data_explorer" by @mscolnick in #5057
• ci: maybe a test for copilot by @mscolnick in #5064
• fix: respect user log level by @akshayka in #5066
• fix: still log info to file logging for better debugging by @mscolnick in #5068
• fix: copilot path by @mscolnick in #5063
• fix: set default type when adding pyiceberg by @Light2Dark in #5074
• docs: update dataframe.md to include new transforms and request feature link by @Haleshot in #5061
• docs: package management by @akshayka in #5051
• fix: github lsp build script, language server path by @akshayka in #5081
• fix: rename all unnamed columns to empty string for pd.multiIndex by @Light2Dark in #5093
• chore(deps): update all storybook dependencies to ^8.6.14 by @renovate in #5086
• fix: update package.json scripts to use cross-env for env variable mgmt by @Haleshot in #5087
• improvements: row viewer panel in run mode & lazyframe support by @Light2Dark in #5071
• feat: update charts in datasource column by @Light2Dark in #5054
• Documentation fix - installation with uv by @Mathemmagician in #5077
• example: bump altair by @mscolnick in #5096
• docs: update Streamlit guide to reflect caching changes by @Haleshot in #5095
• fix: Sticky hourglass loading indicator by @wasimsandhu in #5052
• improvement: allow mo.ui.dropdown more than 1000 items by @mscolnick in #5098
• fix: Clear diagnostics for other cells by @mscolnick in #5097
• improvement: guess pycon for codehighlighting by @mscolnick in #5101
• fix: lsp for pnpm 0.10.10 by @dmadisetti in #5104

New Contributors

• @asford made their first contribution in #5019
• @alexomics made their first contribution in #5024
• @janosh made their first contribution in #5028
• @clayrosenthal made their first contribution in #4988
• @Mathemmagician made their first contribution in #5077

Full Changelog: 0.13.11...0.13.13

0.13.12

[This release was yanked due to GitHub Copilot issues]

What's Changed

• governance: org-wide code-of-conduct email by @akshayka in #5013
• governance: add Bennet Meyers by @akshayka in #5012
• fix: hide row-selection panel in read mode by @mscolnick in #5016
• chore: refactor col summaries by @Light2Dark in #5014
• Fix duplicate import marimo as mo in .ipynb conversion. by @asford in #5019
• Allow progress bar rate calculation when rate display is disabled by @alexomics in #5024
• fix: couple more edge cases for Fix duplicate import marimo as mo by @mscolnick in #5022
• tidy: executor cleanup by @dmadisetti in #5025
• feat: migrate to @github/copilot-language-server, enable GitHub copilot in Conda environments by @mscolnick in #5010
• handle multiindex with numeric levels by @liquidcarbon in #5026
• fix: set width on nested vconcat charts by @mscolnick in #5020
• feat: added disabled prop to date range plugin by @bjoaquinc in #5031
• Add support for initial chart properties in data_explorer by @janosh in #5028
• chore: maybe fix vercel docs by @mscolnick in #5033
• tests: xfail flay test by @mscolnick in #5032
• docs: using GH Copilot for AI Assist endpoint by @mscolnick in #5035
• fix: sanitize nan-infs for numeric cols only by @Light2Dark in #5036
• Add bedrock support by @clayrosenthal in #4988
• feat: Support DB API as a SQL connection by @mscolnick in #5027
• fix: markdown clamping again by @mscolnick in #5040
• chore: fix pixi build by @mscolnick in #5034
• improvement: detect if in uv project and use 'uv add' by @mscolnick in #5044
• improvement: marimo.log file and set default log-level by @mscolnick in #5043
• docs: mention data warehouses, data lakes by @akshayka in #5048
• fix: typing with default cells by @dmadisetti in #5047
• Update README_Chinese.md by @metaboulie in #5050
• Add Claude 4 models by @koaning in #5053
• feat(sandbox): Prefer uv export for dumping requirements.txt by @manzt in #5045
• fix: inspect empty db's for duckdb by @Light2Dark in #5041
• feat: added disabled to datetime by @bjoaquinc in #5046
• feat: Add unique transform to mo.ui.dataframe by @wasimsandhu in #4970
• tests: Capture invalid setup cell behavior by @dmadisetti in #4928
• fixes: enable nested list & dict filtering, better display of filters by @Light2Dark in #4954
• fix: broken example discovered during bug bash by @dmadisetti in #5059
• chore: update some logging by @mscolnick in #5058
• Revert "Add support for initial chart properties in data_explorer" by @mscolnick in #5057

New Contributors

• @asford made their first contribution in #5019
• @alexomics made their first contribution in #5024
• @janosh made their first contribution in #5028
• @clayrosenthal made their first contribution in #4988

Full Changelog: 0.13.11...0.13.12

0.13.11

What's Changed

• feat: added disabled prop to range-slider by @bjoaquinc in #4953
• refactor: chart items by @Light2Dark in #4952
• fix: slides css for better centering of content by @mscolnick in #4946
• docs: minor fix to types and autocompletion docs by @akshayka in #4963
• Documentation: pydantic model for query params by @liquidcarbon in #4960
• feat: added disabled prop to checkbox and cleaned code by @bjoaquinc in #4958
• example: building a textual app in marimo by @dmadisetti in #4959
• fix: skip stopped cells when running as a script by @akshayka in #4965
• fix: add alt.LayeredChart to types by @mscolnick in #4966
• improvement: print logs when running 'marimo export' by @mscolnick in #4969
• fix: Show .qmd files in editor home by @dmadisetti in #4971
• fix: markdown wrapping for LaTeX by @akshayka in #4974
• fix: markdown tip admonition for dashboard example by @Haleshot in #4975
• fix: use Union instead of pipe operator for tables by @Light2Dark in #4981
• feat: added disabled prop to switch by @bjoaquinc in #4973
• fix: remove clamped markdown by @mscolnick in #4983
• feat: added disabled prop to radio by @bjoaquinc in #4985
• improvement: generate altair code from chart spec by @mscolnick in #4888
• fix: exit vim insert mode when closing inline completion hints with escape by @akshayka in #4987
• improvement: row viewer improvements, and add to docs by @Light2Dark in #4992
• improvement: narwhals perf and arg name changes by @mscolnick in #4994
• feat: copy table values to clipboard, for Excel/Sheets by @mscolnick in #4995
• fix: lazyframe to use polars table manager by @Light2Dark in #4990
• fix: cache rtc value to avoid weird initialization states by @mscolnick in #4997
• chore: upgrade react-slotz 0.1.10 by @mscolnick in #5000
• fix: update panel focus helper text by @mscolnick in #4998
• fix: support multiple anywidget widget models by @mscolnick in #4972
• refresh: marimo/_smoke_tests/scripts/logging_in_scripts.py by @dmadisetti in #5002
• feat: added disabled prop to date-picker by @bjoaquinc in #5003
• fix: Allow @prop.setter in class definitions by @dmadisetti in #5004
• fix: handle decimal in json serialization by @mscolnick in #5006

Full Changelog: 0.13.10...0.13.11

0.13.10

What's Changed

• fix: default to syntax highlighting in markdown when Editor is not ready by @mscolnick in #4929
• fix: checkbox width by @mscolnick in #4932
• fix: show update when error decorations change by @mscolnick in #4930
• docs: Add link to vim keybindings section in overview.md by @AH-Merii in #4940
• fix: json renderer for edge case matching by @mscolnick in #4938
• fix: checkbox width fix: altair timestamp on pandas by @mscolnick in #4933
• Update faq.md; Functions/classes now importable by @cannin in #4941
• fix: column resize handler not always showing up by @Light2Dark in #4935
• fix: max_columns in tables by @Light2Dark in #4945
• fix: ignore click 8.2.0 by @mscolnick in #4948

New Contributors

• @cannin made their first contribution in #4941

Full Changelog: 0.13.9...0.13.10

0.13.9

What's Changed

• feat: added disabled prop to number field by @bjoaquinc in #4919
• improvement: add tiered cache store by @mscolnick in #4918
• fix: cell language metadata initialization when converting python to markdown/sql by @mscolnick in #4921
• CI build improvements by @schlich in #4913
• fix: Fix execution hash regression by @dmadisetti in #4920

Full Changelog: 0.13.8...0.13.9

0.13.8

What's Changed

• feat: mo.watch.{file, directory}: reactively watch changes to files and directory structures, letting you write notebooks that automatically update when files on disk update. Learn more at our docs: https://docs.marimo.io/api/watch/.

---

• feat: added disabled prop to slider by @bjoaquinc in #4890
• improvement: add stop button in chat sidebar by @mscolnick in #4893
• fix: patch polars write_json in wasm with write_csv by @mscolnick in #4895
• fix: prevent selecting undefined when deselect (multiselect plugin) by @Light2Dark in #4896
• fix: resolve relateive paths in uv.sources by @mscolnick in #4894
• tests: cleanup sys.modules patches by @mscolnick in #4897
• improvement: add runtime.default_sql_output by @mscolnick in #4891
• fix: scroll to bottom on createNewCell by @Light2Dark in #4903
• fix: row viewer panel for many columns by @Light2Dark in #4899
• feat: add binning to charts by @Light2Dark in #4898
• fix: to_json for pandas uuid by @mscolnick in #4904
• fix: prompt pandas installation instead of polars when duckdb parsing fails by @Light2Dark in #4905
• feat: mo.watch.{file, directory} by @dmadisetti in #4884
• fix: support links.marimo.app by @mscolnick in #4910
• fix: code output in markdown by @mscolnick in #4911
• improve: instant slide swipes by @akshayka in #4912
• fix: missing skip by @dmadisetti in #4916
• fix: potential rtc deadlock by @mscolnick in #4908
• fix: gate loro < 3.11 by @dmadisetti in #4917
• fix: put Inspector in typecheck by @mscolnick in #4915
• improvement: style consistently by @mscolnick in #4909

Full Changelog: 0.13.7...0.13.8

0.13.7

Highlights ⭐

• 📊 Table Enhancements - Added row expanded view for table data
• 🧵 Thread and asyncio Management - Improved mo.thread lifecycle management and better handling of asyncio background tasks.
• 🐛 Improved Debuggability - Added post-mortem debugging for failures, fixed PDB interactions to prevent hanging, and implemented restart cell functionality within debugging sessions for smoother troubleshooting.

What's Changed

• feat: Post mortem for debugging failures by @dmadisetti in #4816
• docs: correct on_change desc in mo.ui.form.form by @AH-Merii in #4829
• fix: File level cache settings are not passed to store by @dmadisetti in #4832
• feat: add both left and right resize handlers to a column. by @Light2Dark in #4820
• feat: refresh db connections by @Light2Dark in #4834
• feat: row expanded view for table data by @Light2Dark in #4787
• fix: update common llm models by @mscolnick in #4838
• improvement: [rtc] migrate y-js to Loro by @mscolnick in #4831
• [rtc] awareness by @mscolnick in #4839
• chore: refactor markdown file, pull out completions by @mscolnick in #4844
• fix: support mairmo edit on marimo.app by @mscolnick in #4840
• chore: make LanguageAdapters stateless, store metadata in EditorState by @mscolnick in #4845
• chore: refactor cm language files by @mscolnick in #4846
• fix: ibis data types, from upgrade by @mscolnick in #4847
• fix: Issue side effects to invalidate cache blocks by @dmadisetti in #4848
• fix: only show one stdin by @mscolnick in #4853
• fix: brittle code extraction broken with live marimo.app/e?slug=xxxx by @dmadisetti in #4851
• fix: [rtc] sync language metadata by @mscolnick in #4850
• fix: prevent hanging PDB on interact by @dmadisetti in #4852
• improvement: show toast for waiting on stdin by @mscolnick in #4854
• fix: uv, start tutorial by @ZacHooper in #4856
• fix: Restart cell in pdb by @dmadisetti in #4855
• docs: add relevant video for mo.output.replace by @Haleshot in #4857
• fix: don't block on background tasks created in cells by @mscolnick in #4858
• fix: narwhals.pyarrow does not support mean/quantile by @mscolnick in #4860
• fix: align font size for line numbers with the code editor by @yjoer in #4862
• fix: doc errors by @dmadisetti in #4865
• feat: mo.thread lifecycle by @akshayka in #4782
• feat: added input field to ui slider by @bjoaquinc in #4870
• Support system message for Gemini by @guyrosin in #4869
• fix: [rtc] edge cases for auto-run and focus by @mscolnick in #4861
• feat: updates to row viewer panel by @Light2Dark in #4866
• Format signatures in LSP hover and completion documentation by @krassowski in #4864
• fix: drop internal row id in table.value by @mscolnick in #4873
• fix: don't fail if url does not have port by @mscolnick in #4872
• fix: add rtc feature-flag in Labs UI by @mscolnick in #4867
• fix: typos failing on pre-commit CI by @krassowski in #4874
• chore: test snapshots by @mscolnick in #4879
• fix: use keys in fe storage api by @mscolnick in #4881
• chore: charts tab name & refactor by @Light2Dark in #4841
• fix: start charts tab open if any configured for table by @mscolnick in #4882

New Contributors

• @ZacHooper made their first contribution in #4856
• @yjoer made their first contribution in #4862
• @guyrosin made their first contribution in #4869

Full Changelog: 0.13.6...0.13.7

0.13.5

What's Changed

• fix: pyspark schema and add example by @Light2Dark in #4781
• feat: added collapseAll function to CollapsibleTree to handle collapsing of all nested expanded nodes in one call by @bjoaquinc in #4780
• improvement: add css underline to traceback links by @mscolnick in #4778
• feat: gpu stats in footer by @mscolnick in #4777
• feat: highlight lines when cell has a traceback by @mscolnick in #4779
• Fix weakvaluedict issue by @brenoca in #4788
• chore: cleanup executor, prefer composition by @mscolnick in #4783
• improvement: refactor cache Store, add RESTStore by @mscolnick in #4789
• feat: added expandAllCells in cells.ts by @bjoaquinc in #4791
• fix: Do not construct a full app just to check parsing by @dmadisetti in #4790
• fix: broken ci on windows by @dmadisetti in #4793
• feat: add 'Insert breakpoint' in traceback by @mscolnick in #4795
• feat: added collapseAllCells() to cells.ts and tests by @bjoaquinc in #4799
• fix: tracing panel ordering, step height by @Light2Dark in #4808
• feat: updated useSectionCollapse methods by @bjoaquinc in #4807
• fix: logging and gracefully handle bad cache stores by @mscolnick in #4810
• fix: recovery with setup cell by @dmadisetti in #4804
• fix: use Path in test_files.py by @mscolnick in #4811
• improvement: support more parameter descriptions, e.g. in polars by @krassowski in #4786
• improvement: use script metadata for config and deps in pyodide by @mscolnick in #4806
• fix: fix micropip patch by @mscolnick in #4812
• lint: unspecified encoding in text file operations by @leventov in #4202
• internal: add entrypoints registries by @mscolnick in #4815
• feat: added collapseAll and expandAll hotkeys by @bjoaquinc in #4814
• fix: mo.cache args for docs by @dmadisetti in #4818
• fix: default to medium width for columns by @Light2Dark in #4822

New Contributors

• @leventov made their first contribution in #4202

Full Changelog: 0.13.4...0.13.5

0.13.4

What's Changed

• docs: question format fix by @dmadisetti in #4753
• fix: invalid f-string in markdown mode breaks by @dmadisetti in #4739
• docs: touch up file format / watching guide by @akshayka in #4757
• fix: per-block reference resolution by @akshayka in #4743
• fix: remove old vega css for forcing full width by @mscolnick in #4755
• fix: more md conversion edge cases by @mscolnick in #4764
• chore(deps): update dependency clickhouse-connect to >=0.8.17 by @renovate in #4759
• chore(deps): update dependency google-generativeai to v0.8.5 by @renovate in #4760
• fix: json encode memory view, and anywidget partial updates by @mscolnick in #4752
• feat: added expandAll function to CollapsibleTree to handle expansion of all nested nodes by @bjoaquinc in #4758
• tests: add cleanup to iceberg tests by @mscolnick in #4767
• fix(deps): update all npm non-major dependencies by @renovate in #4766
• docs: update markdown docs for f-strings by @akshayka in #4769
• improvement: documentation of parameters as show in the completion box by @krassowski in #4673
• feat: expand tqdm support by @brenoca in #4765
• fix(deps): update all npm non-major dependencies by @renovate in #4771
• docs: fix broken link in reusing_functions.md by @AH-Merii in #4773
• feat: support ipython display update by @brenoca in #4772
• fix: leading whitespace by @dmadisetti in #4774
• fix: cleanup ipython display updates by @mscolnick in #4776

Full Changelog: 0.13.3...0.13.4