v0.8.17 Pre-release thread

[adhami3310]

Please report any problems you encounter in this discussion thread or as separate issues on reflex-dev/reflex.

pip install 'reflex~=0.8.17a'

Schedule

2025-10-23 13:40 PT: 0.8.17a1 pre-release published for testing
2025-10-27: Planned Public release of 0.8.17

Release Notes

Pass event name for lock expiry messages

• add context for lock expiry by @adhami3310 in add context for lock expiry #5918

Expose Sourcemap generation via VITE_SOURCEMAP, and rolldown experimental HMR via VITE_EXPERIMENTAL_HMR

• expose exp hmr and sourcemap by @adhami3310 in expose exp hmr and sourcemap #5906

Bugfixes

• ENG-8034: fix window events inside of memoization leaf by @adhami3310 in ENG-8034: fix window events inside of memoization leaf #5899
• fix: properly initialize rx.Field annotated backend vars in mixin states by @benedikt-bartscher in fix: properly initialize rx.Field annotated backend vars in mixin states #5909
• ENG-8113: handle_frontend_exception triggers auto reload by @masenf in ENG-8113: handle_frontend_exception triggers auto reload #5922
• ENG-8050: background event updates set final=None by @masenf in ENG-8050: background event updates set final=None #5898

Chores

• Add virtual environment setup instructions to README by @ChloeAnn08 in Add virtual environment setup instructions to README #5913
• 0817dev by @adhami3310 in 0817dev #5916
• avoid racey flakes in test_client_storage by @masenf in avoid racey flakes in test_client_storage #5920

New Contributors

• @ChloeAnn08 made their first contribution in Add virtual environment setup instructions to README #5913

Full Changelog: v0.8.16...release/reflex-0.8.17