reflex-dev/xy

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Ultra-fast and customizable Python charts

Stars: 1.8k
Forks: 76
Open beginner issues: 1
Indexed issues: 70
Avg merge: 1h 7m
Merged PRs (30d): 8

Dominant language: Python
License: Apache-2.0
Last GitHub push: Sep 16, 2026
Latest indexed: Sep 20, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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Integrate pyplot interface with reflex-webapps [FEATURE-REQUEST] Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

reflex-dev/xy#516 · 1 comment · Opened Sep 19, 2026
feat(colorbar): support tick_labels, mirroring x_axis/y_axis Open

Difficulty 3/5 1-2 days Newbie friendliness 74/100

reflex-dev/xy#512 · Opened Sep 8, 2026
Cannot display figures when running from terminal/REPL Open

Difficulty 3/5 1-2 days Newbie friendliness 68/100

reflex-dev/xy#511 · Opened Sep 3, 2026
Cannot add arbitrary data to tooltips. Open

Difficulty 3/5 1-2 days Newbie friendliness 62/100

reflex-dev/xy#510 · Opened Sep 3, 2026
Legend: double-click a series to isolate it (Plotly-style) Open

Difficulty 3/5 1-2 days Newbie friendliness 68/100

reflex-dev/xy#505 · Opened Aug 31, 2026
pyplot: `minorticks_on()` freezes the major tick positions, so labels vanish on zoom Open

Difficulty 3/5 1-2 days Newbie friendliness 76/100

reflex-dev/xy#493 · Opened Aug 14, 2026
pyplot: `tick_params(which="minor", ...)` ignores the side flags Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

reflex-dev/xy#492 · Opened Aug 14, 2026
pyplot: colorbar text ignores rcParams, and nothing else sets its size Open

Difficulty 4/5 3-5 days Newbie friendliness 55/100

reflex-dev/xy#491 · Opened Aug 14, 2026
Cannot render plots with high datetime accuracy - needs 64bit datetime support in the renderer? Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

reflex-dev/xy#487 · 4 comments · Opened Aug 12, 2026
Use the native factorizer for low-cardinality object categorical channels Open

Difficulty 4/5 3-5 days Newbie friendliness 58/100

reflex-dev/xy#471 · Opened Aug 6, 2026
Execute a deterministic public-notebook smoke suite across supported Python versions Open

Difficulty 4/5 3-5 days Newbie friendliness 55/100

reflex-dev/xy#450 · Opened Aug 4, 2026
Make the export sandbox contract truthful and automate dependency vulnerability scans Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

reflex-dev/xy#449 · Opened Aug 4, 2026
Validate architecture, exported ABI, and dynamic linkage for every release wheel Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

reflex-dev/xy#448 · Opened Aug 4, 2026
Bound and test the supported Reflex compatibility window for `xy[reflex]` Open

Difficulty 4/5 3-5 days Newbie friendliness 68/100

reflex-dev/xy#447 · Opened Aug 4, 2026
Fail ordinary source installs when the native compute core cannot be built Open

Difficulty 4/5 3-5 days Newbie friendliness 52/100

reflex-dev/xy#445 · Opened Aug 4, 2026
Generate the public API/docs inventory and wire `make check-docs` to real docs checks Open

Difficulty 5/5 Over a week Newbie friendliness 45/100

reflex-dev/xy#444 · Opened Aug 4, 2026
[pyplot] Restore getter and return-value semantics for limits, ticks, and legend Open

Difficulty 4/5 3-5 days Newbie friendliness 55/100

reflex-dev/xy#443 · Opened Aug 4, 2026
[pyplot] Separate named-figure labels from numeric identity and reject unknown figure() kwargs Open

Difficulty 4/5 3-5 days Newbie friendliness 55/100

reflex-dev/xy#442 · Opened Aug 4, 2026
Type chart-factory kwargs and validate callback contracts at construction Open

Difficulty 5/5 Over a week Newbie friendliness 48/100

reflex-dev/xy#441 · Opened Aug 4, 2026
Use the shared finite-scalar validator for axis tick values Open

Difficulty 3/5 1-2 days Newbie friendliness 74/100

reflex-dev/xy#440 · Opened Aug 4, 2026
Make Engine.auto resolve consistently in all PNG export paths Open

Difficulty 3/5 1-2 days Newbie friendliness 70/100

reflex-dev/xy#439 · Opened Aug 4, 2026
Run plugin child marks through the full mark post-processing pipeline Open

Difficulty 4/5 3-5 days Newbie friendliness 52/100

reflex-dev/xy#438 · Opened Aug 4, 2026
Define a coherent mutation and cache lifecycle for declarative Chart specs Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

reflex-dev/xy#437 · Opened Aug 4, 2026
Decide and formalize the public JavaScript extension surface Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

reflex-dev/xy#436 · Opened Aug 4, 2026
Keep Chart interaction props in parity with interaction_config Open

Difficulty 4/5 3-5 days Newbie friendliness 52/100

reflex-dev/xy#435 · Opened Aug 4, 2026
Reject unknown browser column dtypes instead of treating them as f32 Open

Difficulty 4/5 3-5 days Newbie friendliness 68/100

reflex-dev/xy#434 · Opened Aug 4, 2026
[reflex-xy] Expose a typed on_error event and visible failure state Open

Difficulty 5/5 Over a week Newbie friendliness 38/100

reflex-dev/xy#433 · Opened Aug 4, 2026
[reflex-xy] Unify static and live on_view_change event payloads Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

reflex-dev/xy#432 · Opened Aug 4, 2026
Make full-payload and append refreshes transactional Open

Difficulty 5/5 Over a week Newbie friendliness 45/100

reflex-dev/xy#431 · Opened Aug 4, 2026
[reflex-xy] Make selection work with more than ten scatter traces Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

reflex-dev/xy#430 · Opened Aug 4, 2026
Chart object does nothin on windows Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

reflex-dev/xy#426 · Opened Aug 3, 2026
[pyplot] Make gallery behavior gates fail closed under callback errors and Matplotlib version skew Open

pyplot

Difficulty 5/5 Over a week Newbie friendliness 35/100

reflex-dev/xy#416 · 1 comment · Opened Jul 31, 2026
[pyplot] Eliminate QuadMesh seams in pcolormesh/hist2d output Open

pyplot

Difficulty 4/5 3-5 days Newbie friendliness 25/100

reflex-dev/xy#415 · 1 comment · Opened Jul 31, 2026
[pyplot] Complete the live browser status, cursor, navigation, and event bridge Open

pyplot

Difficulty 5/5 Over a week Newbie friendliness 25/100

reflex-dev/xy#414 · 1 comment · Opened Jul 31, 2026
pyplot: open FancyArrowPatch bracket arrows render as filled polygons Open

bug pyplot

Difficulty 4/5 3-5 days Newbie friendliness 55/100

reflex-dev/xy#409 · 1 comment · Opened Jul 31, 2026
Shared-context compositing: remove the ~12 live-chart ceiling (one GPU context per page) Open

enhancement

reflex-dev/xy#407 · 3 comments · 1 assignee · Opened Jul 31, 2026
Core release workflow does not create the GitHub Release required by docs promotion Open

Difficulty 4/5 3-5 days Newbie friendliness 52/100

reflex-dev/xy#398 · Opened Jul 31, 2026
Docs emit duplicate heading IDs on Chart Factories and Capability Matrix Open

Difficulty 4/5 3-5 days Newbie friendliness 55/100

reflex-dev/xy#396 · Opened Jul 31, 2026
pyplot shim shows an auto-legend for labeled artists without ax.legend(), covering pies Open

Difficulty 3/5 1-2 days Newbie friendliness 76/100

reflex-dev/xy#384 · Opened Jul 30, 2026
Polars DataFrame support works via duck-typing but isn't documented or tested Open

Difficulty 3/5 1-2 days Newbie friendliness 74/100

reflex-dev/xy#376 · 3 reactions · Opened Jul 29, 2026
Mouse integration similar to Matlab Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

reflex-dev/xy#365 · Opened Jul 28, 2026
scatter + histogram example using mpl `insert_axes` does not work Open

pyplot

Difficulty 4/5 3-5 days Newbie friendliness 52/100

reflex-dev/xy#354 · 2 comments · Opened Jul 27, 2026
lasso selection points "stick" to the edge of the window, misrepresenting the lasso shape Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

reflex-dev/xy#353 · Opened Jul 27, 2026
to_pdf peaks at 19.2x the SVG text: 267 MB for an 11 MB PDF at 200k points Open

Difficulty 5/5 Over a week Newbie friendliness 42/100

reflex-dev/xy#312 · Opened Jul 26, 2026
Copy as image to graphs. Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

reflex-dev/xy#250 · Opened Jul 24, 2026
cancel in-flight fetch requests before making another one Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

reflex-dev/xy#237 · Opened Jul 23, 2026
panning a density scatter plot briefly shows the density map texture, which is jarring Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

reflex-dev/xy#224 · Opened Jul 23, 2026
update default interaction_control for various chart types Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

reflex-dev/xy#223 · Opened Jul 23, 2026
tooltip not showing for small bars Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

reflex-dev/xy#208 · Opened Jul 22, 2026
Grab-bag of small copy/byte cleanups from the transport audit Open

needs investigate performance

Difficulty 5/5 Over a week Newbie friendliness 35/100

reflex-dev/xy#176 · Opened Jul 22, 2026

reflex-dev/xy

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