Every project I contribute to

Event driven workflow engine for data pipelines and background jobs.

23.8k stars · 41 merged

• Resume failed runs from the last successful step#4182 · Sep 14, 2026+1,264−3181,264 lines added, 318 removed
• Cursor based pagination for the runs API#3907 · Jun 2, 2026+486−129486 lines added, 129 removed
• Render the run timeline with virtualised rows#3655 · Feb 19, 2026+391−244391 lines added, 244 removed

Embedded analytics database that runs in your process and reads Parquet directly.

14.2k stars · 17 merged

• Push down LIMIT through window functions#2291 · Aug 27, 2026+642−87642 lines added, 87 removed
• Stream Parquet row groups instead of buffering whole files#2048 · Apr 11, 2026+517−203517 lines added, 203 removed

Accessible React components with no runtime styles and full keyboard support.

9.5k stars · 33 merged

• Combobox that announces result counts to screen readers#1716 · Jul 30, 2026+938−156938 lines added, 156 removed
• Focus trap that survives portals and nested dialogs#1588 · Mar 8, 2026+412−97412 lines added, 97 removed
• Respect reduced motion in every transition primitive#1342 · Nov 21, 2025+233−181233 lines added, 181 removed

Self hosted error tracking with source maps, releases and alert routing.

6.9k stars · 19 merged

• Group errors by normalised stack frame instead of message#3374 · Oct 3, 2026+724−265724 lines added, 265 removed
• Upload source maps during the build with one CLI command#3120 · May 16, 2026+389−41389 lines added, 41 removed

Markdown to print quality PDF, with real typesetting and no browser in the loop.

3.1k stars · 9 merged

• Widow and orphan control for paragraphs and list items#611 · Jan 24, 2026+355−72355 lines added, 72 removed

Local first sync engine that merges offline edits without a central server.

1.9k stars · 8 merged

• Compact the operation log without losing causal history#278 · Jul 9, 2026+503−146503 lines added, 146 removed