vaadin/web-components

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A set of high-quality standards based web components for enterprise web applications. Part of Vaadin 20+

Stars: 582
Forks: 102
Open beginner issues: 5
Indexed issues: 911
Avg merge: 13h 31m
Merged PRs (30d): 278

Dominant language: JavaScript
License: No license data
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: good first issue help wanted hacktoberfest

Beginner friendly Everything

Open All

911 open issues indexed

Make FormItem use --vaadin-input-field properties Open

refactor vaadin-form-layout

vaadin/web-components#12702 · 1 reaction · 1 assignee · Opened Sep 9, 2026
[password-field] Update to not extend vaadin-text-field internally Open

requires new major v26 vaadin-password-field

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

vaadin/web-components#12632 · Opened Sep 7, 2026
DateTimePicker time options use local minute from min value instead of starting at 00 Open

DX Impact: Low Severity: Minor vaadin-date-time-picker vaadin-time-picker

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

vaadin/web-components#12621 · 2 comments · Opened Sep 4, 2026
Create visual integration tests package for cross-components tests [1 day] Open

Impact: Low internal

vaadin/web-components#12612 · 1 comment · 1 assignee · Opened Sep 4, 2026
[date-picker] Setting custom --vaadin-date-picker-month-padding freezes the overlay Open

bug DX Impact: Low Severity: Major vaadin-date-picker

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

vaadin/web-components#12605 · 2 comments · 1 reaction · Opened Sep 3, 2026
[context-menu] Add public API for accessing context with slotted list-box Open

enhancement v26 vaadin-context-menu

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

vaadin/web-components#12557 · Opened Aug 31, 2026
Add input field height custom CSS properties to base styles Open

aura enhancement input fields

vaadin/web-components#12546 · 2 comments · 1 assignee · Opened Aug 31, 2026
Remove A11y disabled feature flag and make it the default Open

v26

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

vaadin/web-components#12512 · Opened Aug 26, 2026
allRowsVisible makes grid claim more space in a row flex container Open

bug Impact: High requires new major Severity: Minor v26 vaadin-grid

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

vaadin/web-components#12486 · 1 comment · Opened Aug 25, 2026
Update I18N APIs to not install a default instance Open

I18N requires new major v26

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

vaadin/web-components#12472 · Opened Aug 24, 2026
DatePicker is unusable with iOS VoiceOver Open

a11y Impact: High Severity: Major vaadin-date-picker

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

vaadin/web-components#12398 · 6 comments · Opened Aug 10, 2026
[grid] Grid's intrinsic height prevents parent layouts from shrinking (base styles / Aura) Open

aura bug Impact: High Severity: Minor theme vaadin-grid

Difficulty 3/5 1-2 days Newbie friendliness 72/100

vaadin/web-components#12365 · 6 comments · Opened Aug 5, 2026
Lightweight free chart rendering feature Open

component-idea enhancement

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

vaadin/web-components#12345 · 1 comment · 1 reaction · Opened Aug 4, 2026
[date-picker] overlay scrolls during open when tapping on the input if a date is selected Open

ai repro bug Impact: High Severity: Minor vaadin-date-picker

Difficulty 3/5 1-2 days Newbie friendliness 58/100

vaadin/web-components#12341 · 1 comment · Opened Aug 4, 2026
Combo-box overlay stays open when using the iOS keyboard accessory bar buttons (Done, next/previous field) Open

a11y bug Impact: High Severity: Minor vaadin-combo-box vaadin-multi-select-combo-box vaadin-time-picker

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

vaadin/web-components#12336 · Opened Aug 3, 2026
[combo-box] autofill not working on iOS Open

bug Impact: High Severity: Minor vaadin-combo-box

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

vaadin/web-components#12335 · 1 comment · Opened Aug 3, 2026
Context menu on an editable text field freezes the page after long-press on Android (touch) Open

bug Impact: Low Severity: Minor vaadin-context-menu

vaadin/web-components#12260 · 2 comments · 1 assignee · Opened Jul 28, 2026
[a11y-base] Move orientation property from ListMixin to tabs Open

good first issue refactor v26 vaadin-list-box vaadin-tabs

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

vaadin/web-components#12224 · 2 comments · Opened Jul 24, 2026
Details: summary slot partial not clickable Open

enhancement vaadin-details workaround

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

vaadin/web-components#12440 · 2 comments · Opened Jul 23, 2026
[dialog] Add support for stacked modeless dialogs / bringToFront Open

enhancement vaadin-dialog

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

vaadin/web-components#12216 · 4 comments · 1 reaction · Opened Jul 23, 2026
Upgrade Highcharts to 13.x in the next major version Open

enhancement requires new major v26 vaadin-charts

Difficulty 4/5 3-5 days Newbie friendliness 42/100

vaadin/web-components#12213 · 1 comment · Opened Jul 22, 2026
[upload] UploadManager reports XHR timeout as 'serverUnavailable' instead of 'timeout' Open

bug Impact: Low Severity: Minor vaadin-upload

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

vaadin/web-components#12203 · Opened Jul 21, 2026
[rich-text-editor] Alignment on list items and code blocks is shown in the editor but missing from htmlValue (returned value desyncs from editor) Open

known issue vaadin-rich-text-editor

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

vaadin/web-components#12188 · 2 comments · Opened Jul 20, 2026
Grid Pro should announce readonly/editable status of cells Open

a11y needs research vaadin-grid-pro

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

vaadin/web-components#12160 · 1 comment · Opened Jul 16, 2026
Slider and Rangeslider: value indicator eclipses label when valueAlwaysVisible Open

UX vaadin-slider

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

vaadin/web-components#12136 · 2 comments · Opened Jul 15, 2026
[api-docs] Update API docs to add dedicated page for UploadManager Open

documentation internal vaadin-upload

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

vaadin/web-components#12114 · Opened Jul 11, 2026
[Grid] Scrollbar dragging stops in Safari when grid creates more rows during scrolling Open

bug Impact: Low Severity: Minor vaadin-grid

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

vaadin/web-components#12099 · 1 comment · Opened Jul 10, 2026
[menu-bar] Allow disabling of collapse behavior Open

ai repro Impact: Low Severity: Minor UX vaadin-menu-bar

Difficulty 3/5 1-2 days Newbie friendliness 52/100

vaadin/web-components#11982 · 6 comments · Opened Jun 25, 2026
DatePicker dropdown selected year indication has insufficient contrast Open

a11y aura vaadin-date-picker

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

vaadin/web-components#11977 · Opened Jun 23, 2026
ProgressBar background has insufficient contrast Open

a11y aura Impact: Low vaadin-lumo-styles vaadin-progress-bar

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

vaadin/web-components#11976 · Opened Jun 23, 2026
Non-modal Popovers don't seem to get announced by screen readers Open

a11y bug known issue vaadin-popover

Difficulty 3/5 1-2 days Newbie friendliness 65/100

vaadin/web-components#11974 · 4 comments · Opened Jun 23, 2026
Grid's sort controls have insufficient contrast in Aura Open

a11y aura vaadin-grid

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

vaadin/web-components#11972 · Opened Jun 23, 2026
Provide a more compact (and traditional looking 🤔) theme variant(s) for TabSheet Open

aura enhancement vaadin-tabsheet workaround

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

vaadin/web-components#11952 · 3 comments · Opened Jun 17, 2026
[popover] Add API to allow opt-out from overlay repositioning on target move Open

enhancement vaadin-popover

Difficulty 3/5 1-2 days Newbie friendliness 52/100

vaadin/web-components#11950 · 3 comments · Opened Jun 17, 2026
Considering setting default role="form" on FormLayout Open

a11y vaadin-form-layout

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

vaadin/web-components#11916 · 7 comments · Opened Jun 10, 2026
[slider] Visual indicator for default/initial value Open

enhancement needs design vaadin-slider

Difficulty 3/5 1-2 days Newbie friendliness 52/100

vaadin/web-components#11903 · 1 comment · Opened Jun 8, 2026
[slider] Add support for unit info in labels Open

enhancement vaadin-slider workaround

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

vaadin/web-components#11902 · 4 comments · Opened Jun 8, 2026
[overlay] Expose base custom CSS properties for overlay align-items & justify-content Open

refactor theme v26 vaadin-context-menu vaadin-overlay

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

vaadin/web-components#11874 · Opened Jun 1, 2026
Custom css property for controlling field label wrapping in base styles Open

aura enhancement input fields

Difficulty 3/5 1-2 days Newbie friendliness 65/100

vaadin/web-components#11825 · 3 comments · Opened May 26, 2026
The select component treats the empty string as falsy/empty and falls back to label Open

DX vaadin-select wontfix

Difficulty 3/5 1-2 days Newbie friendliness 52/100

vaadin/web-components#11787 · 5 comments · Opened May 21, 2026
Button style variant that wraps text Open

enhancement vaadin-button

Difficulty 3/5 1-2 days Newbie friendliness 58/100

vaadin/web-components#11779 · 6 comments · Opened May 20, 2026
[dashboard] Edit mode doesn't block widget contents Open

enhancement UX vaadin-dashboard

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

vaadin/web-components#11748 · 3 comments · Opened May 13, 2026
<vaadin-context-menu> takes up space in layout due to display: block Open

bug Impact: Low Severity: Minor vaadin-context-menu

Difficulty 2/5 1-3 hours Newbie friendliness 65/100

vaadin/web-components#11746 · Opened May 13, 2026
ComboBox: set empty value if no match on filter Open

enhancement vaadin-combo-box vaadin-multi-select-combo-box

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

vaadin/web-components#11636 · Opened May 3, 2026
Full-height Grid stretches Dashboard widgets on Aura Open

aura bug Impact: Low Severity: Major theme vaadin-grid

Difficulty 3/5 1-2 days Newbie friendliness 52/100

vaadin/web-components#11563 · 2 comments · Opened Apr 24, 2026
[overlay] Remove vaadin-overlay in V26, rename package to overlay-base Open

refactor requires new major v26 vaadin-overlay

Difficulty 4/5 3-5 days Newbie friendliness 50/100

vaadin/web-components#11543 · 1 comment · Opened Apr 23, 2026
[tooltip] Default position support Open

DX enhancement vaadin-tooltip

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

vaadin/web-components#11524 · 1 comment · Opened Apr 21, 2026
Provide metadata for Vaadin elements to IntelliJ / IDEs Open

DX workaround

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

vaadin/web-components#11494 · 1 comment · 3 reactions · Opened Apr 16, 2026
multi-select-combo-box: Allow defining the sort order of the grouped items when using selected-items-on-top Open

enhancement vaadin-multi-select-combo-box

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

vaadin/web-components#11492 · Opened Apr 16, 2026
Automatic tooltips for icon-only buttons and badges Open

a11y enhancement vaadin-badge vaadin-button vaadin-tooltip

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

vaadin/web-components#11484 · 3 comments · Opened Apr 13, 2026

vaadin/web-components

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