Marimo

What's Changed
* improve: Easier `altair` installation dataframe panel helper text (QoL) by Haleshot in https://github.com/marimo-team/marimo/pull/3961
* improvement: use vegafusion for datasource panel when available by mscolnick in https://github.com/marimo-team/marimo/pull/4068
* feat: support column charts for duckdb tables by mscolnick in https://github.com/marimo-team/marimo/pull/4072
* tests: sql engines by mscolnick in https://github.com/marimo-team/marimo/pull/4075
* docs: marimo[recommended] by akshayka in https://github.com/marimo-team/marimo/pull/4073
* tests: llm libraries by mscolnick in https://github.com/marimo-team/marimo/pull/4076
* fix: render polars dates in UTC when a timezone is specified by mscolnick in https://github.com/marimo-team/marimo/pull/4078
* fix: wait longer in pyodide to render output by mscolnick in https://github.com/marimo-team/marimo/pull/4079


**Full Changelog**: https://github.com/marimo-team/marimo/compare/0.11.18...0.11.19

What's Changed
* fix: use encoding='utf-8' for remote marimo notebooks by mscolnick in https://github.com/marimo-team/marimo/pull/4004
* chore: use Path over open by mscolnick in https://github.com/marimo-team/marimo/pull/4005
* Add test coverage for marimo/_ai/llm/_impl.py by devin-ai-integration in https://github.com/marimo-team/marimo/pull/4008
* Add tests for cli_validators.py by devin-ai-integration in https://github.com/marimo-team/marimo/pull/4009
* Add tests for missing coverage in marimo/_messaging by devin-ai-integration in https://github.com/marimo-team/marimo/pull/4010
* tests: health and repr tests by mscolnick in https://github.com/marimo-team/marimo/pull/4007
* fix(deps): update codemirror dependencies by renovate in https://github.com/marimo-team/marimo/pull/4015
* Add test coverage for marimo/_server/print.py by devin-ai-integration in https://github.com/marimo-team/marimo/pull/4011
* Convert tqdm.notebook.tqdm monkey patch function to a class by alecglen in https://github.com/marimo-team/marimo/pull/4017
* Pass cellSelection to table state by nojaf in https://github.com/marimo-team/marimo/pull/4021
* fix(deps): update dependency lezer/python to ^1.1.16 by renovate in https://github.com/marimo-team/marimo/pull/4018
* fix(deps): update dependency lezer/python to ^1.1.16 by renovate in https://github.com/marimo-team/marimo/pull/4024
* chore: refactor cell actions in codemirror by mscolnick in https://github.com/marimo-team/marimo/pull/4027
* chore(ai): upgrade default Anthropic model to claude-3-7-sonnet-20250219 by salimmj in https://github.com/marimo-team/marimo/pull/4028
* fix: disallow auto-export when unnamed, marimo convert tests by mscolnick in https://github.com/marimo-team/marimo/pull/4029
* Adding a check for file in convert cli. Earliar it used to raise long error by xeniumcode in https://github.com/marimo-team/marimo/pull/4022
* Ask for confirmation if file name already exist instead of overriding it by xeniumcode in https://github.com/marimo-team/marimo/pull/3987
* Add min-width to DataEditorPlugin columns by devin-ai-integration in https://github.com/marimo-team/marimo/pull/4035
* improvement: add copy button to codeblocks by mscolnick in https://github.com/marimo-team/marimo/pull/4036
* test: xfail flakey test by mscolnick in https://github.com/marimo-team/marimo/pull/4038
* Add column sizing mode to data editor by kacper-paszkowski-airspace-intelligence in https://github.com/marimo-team/marimo/pull/4037
* improvement: add 'auto' as an option for auto_discovery by mscolnick in https://github.com/marimo-team/marimo/pull/4043
* fix: url detection by mscolnick in https://github.com/marimo-team/marimo/pull/4046
* Add tests for file overwrite confirmation by devin-ai-integration in https://github.com/marimo-team/marimo/pull/4033
* chore: cell component refactoring by mscolnick in https://github.com/marimo-team/marimo/pull/4048
* [pre-commit.ci] pre-commit autoupdate by pre-commit-ci in https://github.com/marimo-team/marimo/pull/4049
* fix: memory available machine stats by akshayka in https://github.com/marimo-team/marimo/pull/4053
* experimental: setup cell UI by mscolnick in https://github.com/marimo-team/marimo/pull/4026
* fix: embedding from code by akshayka in https://github.com/marimo-team/marimo/pull/4052
* Add test coverage for marimo/_save/loaders module by devin-ai-integration in https://github.com/marimo-team/marimo/pull/4055
* Adding a boolean to see the code first, then result in marimo.show_code by xeniumcode in https://github.com/marimo-team/marimo/pull/4039
* improvement: mo.show_code followups by mscolnick in https://github.com/marimo-team/marimo/pull/4059
* fix: box-plots are not selectable by mscolnick in https://github.com/marimo-team/marimo/pull/4063
* improvement: configurable ai.max_tokens, bump default max tokens by mscolnick in https://github.com/marimo-team/marimo/pull/4062

New Contributors
* alecglen made their first contribution in https://github.com/marimo-team/marimo/pull/4017
* salimmj made their first contribution in https://github.com/marimo-team/marimo/pull/4028
* kacper-paszkowski-airspace-intelligence made their first contribution in https://github.com/marimo-team/marimo/pull/4037

**Full Changelog**: https://github.com/marimo-team/marimo/compare/0.11.17...0.11.18

What's Changed
* Fix filename in cloud examples readme by ashah03 in https://github.com/marimo-team/marimo/pull/3991
* fix: select all on a searched table by Light2Dark in https://github.com/marimo-team/marimo/pull/3993
* Add additional selection modes by nojaf in https://github.com/marimo-team/marimo/pull/3725
* fix: auto-export ipynb from reload/remapping by mscolnick in https://github.com/marimo-team/marimo/pull/3994
* fix: anywidget should re-render whenever re-created by mscolnick in https://github.com/marimo-team/marimo/pull/3998
* improvement: table cell selection followups (styling, renaming, tests) by mscolnick in https://github.com/marimo-team/marimo/pull/3999

New Contributors
* nojaf made their first contribution in https://github.com/marimo-team/marimo/pull/3725

**Full Changelog**: https://github.com/marimo-team/marimo/compare/0.11.16...0.11.17

What's Changed
* fix: prevent many requests for table lists when no tables exists by Light2Dark in https://github.com/marimo-team/marimo/pull/3968
* improvement: add pythonpath confiugration by mscolnick in https://github.com/marimo-team/marimo/pull/3969
* Adding cloudflare pages as an option for publishing by xeniumcode in https://github.com/marimo-team/marimo/pull/3974
* fix: invalid test feature flag by dmadisetti in https://github.com/marimo-team/marimo/pull/3982
* YouTube link in English README by akshayka in https://github.com/marimo-team/marimo/pull/3981
* Fix AI chat/generation showing false error when streaming response by devin-ai-integration in https://github.com/marimo-team/marimo/pull/3978
* Fix error serializing dictionary errors by devin-ai-integration in https://github.com/marimo-team/marimo/pull/3977
* fix: auto-install pyarrow when polars+mo.sql present in wasm by akshayka in https://github.com/marimo-team/marimo/pull/3983
* fix: improved parsing of Error object by mscolnick in https://github.com/marimo-team/marimo/pull/3984
* chore: add logging when falling back to csv in altair transformer by mscolnick in https://github.com/marimo-team/marimo/pull/3985
* fix: anywidget re-render by mscolnick in https://github.com/marimo-team/marimo/pull/3986
* fix: rtc code duplication and disconnection, other syncing bugfixes by mscolnick in https://github.com/marimo-team/marimo/pull/3989
* chore: upgrade marimo-team/codemirror-ai by mscolnick in https://github.com/marimo-team/marimo/pull/3990

New Contributors
* xeniumcode made their first contribution in https://github.com/marimo-team/marimo/pull/3974

**Full Changelog**: https://github.com/marimo-team/marimo/compare/0.11.14...0.11.15

What's Changed
* Update dependencies in connect_to_sqlite.py by sumau in https://github.com/marimo-team/marimo/pull/3953
* fix: imports being stripped by vanilla ruff by dmadisetti in https://github.com/marimo-team/marimo/pull/3952
* Fix blur behavior for output-variable-name input field by sswatson in https://github.com/marimo-team/marimo/pull/3960
* improve: background color for markdown code blocks by akshayka in https://github.com/marimo-team/marimo/pull/3959
* fix(deps): update all npm non-major dependencies by renovate in https://github.com/marimo-team/marimo/pull/3951
* improvement: better sql completions by Light2Dark in https://github.com/marimo-team/marimo/pull/3930
* chore(deps): update dependency sympy to >=1.13.3 by renovate in https://github.com/marimo-team/marimo/pull/3950
* chore(deps): update dependency sqlalchemy to >=2.0.38 - autoclosed by renovate in https://github.com/marimo-team/marimo/pull/3949
* improvement: allow script metadata to override config when using 'marimo edit' by mscolnick in https://github.com/marimo-team/marimo/pull/3934
* [pre-commit.ci] pre-commit autoupdate by pre-commit-ci in https://github.com/marimo-team/marimo/pull/3963
* feat: preview table list sql by Light2Dark in https://github.com/marimo-team/marimo/pull/3955
* fix: islands css not showing up by mscolnick in https://github.com/marimo-team/marimo/pull/3965
* Upgrade mypy to 1.15.0 and fix type errors by devin-ai-integration in https://github.com/marimo-team/marimo/pull/3966

New Contributors
* sumau made their first contribution in https://github.com/marimo-team/marimo/pull/3953
* sswatson made their first contribution in https://github.com/marimo-team/marimo/pull/3960

**Full Changelog**: https://github.com/marimo-team/marimo/compare/0.11.13...0.11.14

What's Changed

This change includes performance and usability fixes, as well as a new experimental feature —

🧪 experimental: autorun test functions with `pytest`: When this experimental flag is enabled, cells containing only functions starting with `test` will automatically be executed with pytest.

All changes

* Better placeholder for dataframe context by koaning in https://github.com/marimo-team/marimo/pull/3941
* Disable RTC experimental flag by akshayka in https://github.com/marimo-team/marimo/pull/3942
* fix: top level function serialization broke in wasm example by dmadisetti in https://github.com/marimo-team/marimo/pull/3945
* fix: default to opt-in for introspection of tables by Light2Dark in https://github.com/marimo-team/marimo/pull/3940
* experimental: reactive pytest by dmadisetti in https://github.com/marimo-team/marimo/pull/3938
* chore(deps): update dependency anywidget to ~=0.9.14 by renovate in https://github.com/marimo-team/marimo/pull/3947
* chore(deps): update crate-ci/typos action to v1.29.10 by renovate in https://github.com/marimo-team/marimo/pull/3946


**Full Changelog**: https://github.com/marimo-team/marimo/compare/0.11.12...0.11.13