uiwjs/react-codemirror

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CodeMirror 6 component for React. @codemirror https://uiwjs.github.io/react-codemirror/

Stars: 2.3k
Forks: 161
Open beginner issues: 0
Indexed issues: 165

Dominant language: TypeScript
License: MIT
Last GitHub push: Jul 8, 2026
Latest indexed: Sep 19, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

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165 open issues indexed

Change active line in Code Mirror Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

uiwjs/react-codemirror#497 · 1 comment · Opened May 6, 2023
How can I change drag background-color ? Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

uiwjs/react-codemirror#491 · 17 comments · Opened Apr 20, 2023
Editor content is still editable when editable = false Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

uiwjs/react-codemirror#488 · 1 comment · Opened Apr 10, 2023
There is a blank line at the top of the CodeMirrorMerge component. Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

uiwjs/react-codemirror#487 · 1 comment · Opened Apr 10, 2023
BUG: Memory Leak when rerendering CodeMirror Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

uiwjs/react-codemirror#484 · 2 comments · 4 reactions · Opened Apr 6, 2023
Adding typescript definition to tsx lang Open

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

uiwjs/react-codemirror#482 · 1 comment · Opened Apr 1, 2023
Error: Unrecognized extension value in extension set ([object Object]). This sometimes happens because multiple instances of @codemirror/state are loaded, breaking instanceof checks Open

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

uiwjs/react-codemirror#480 · 19 comments · 1 reaction · Opened Mar 27, 2023
How to highlight a specific line? Open

Difficulty 3/5 1-2 days Newbie friendliness 30/100

uiwjs/react-codemirror#475 · 4 comments · Opened Mar 24, 2023
Emmet Plugin is Not Working Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

uiwjs/react-codemirror#473 · 2 comments · Opened Mar 15, 2023
Spellchecking Open

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

uiwjs/react-codemirror#471 · 1 comment · Opened Mar 9, 2023
How to lint code Open

Difficulty 5/5 Over a week Newbie friendliness 15/100

uiwjs/react-codemirror#469 · 4 comments · 1 reaction · Opened Mar 9, 2023
How to transform "def fib(n): \n print('newlines')\n" python code to js backtick `def fib(n): print('newlines') `? Open

Difficulty 4/5 3-5 days Newbie friendliness 20/100

uiwjs/react-codemirror#461 · 1 comment · Opened Feb 26, 2023
Able to highlight/select lines of code OUTSIDE of the code editor. Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

uiwjs/react-codemirror#460 · 1 comment · Opened Feb 24, 2023
[themes] export theme settings separately for external use Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

uiwjs/react-codemirror#457 · 3 comments · 1 reaction · Opened Feb 9, 2023
How to use MergeView plugin Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

uiwjs/react-codemirror#455 · 12 comments · 2 reactions · Opened Feb 6, 2023
How to set default folded sections Open

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

uiwjs/react-codemirror#451 · 1 comment · 1 reaction · Opened Jan 30, 2023
Waiting to render when typed quickly Open

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

uiwjs/react-codemirror#449 · 5 comments · Opened Jan 30, 2023
Bug - Line Number Alignment Bug (inside Modal) Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

uiwjs/react-codemirror#446 · 4 comments · 1 reaction · Opened Jan 18, 2023
onChange is called both for user input and for programmatic changes (such as calling setValue) Open

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

uiwjs/react-codemirror#443 · 3 comments · Opened Jan 3, 2023
Uncaught TypeError: Cannot read properties of null (reading 'extension') Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

uiwjs/react-codemirror#436 · 3 comments · Opened Dec 20, 2022
setting scroll dynamically Open

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

uiwjs/react-codemirror#435 · 5 comments · Opened Dec 17, 2022
tab causes entire line to shift Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

uiwjs/react-codemirror#432 · 2 comments · 1 reaction · Opened Dec 13, 2022
How to remove all syntax highlighting Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

uiwjs/react-codemirror#431 · 1 comment · Opened Dec 12, 2022
Disable drag and drop fonctionnality Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

uiwjs/react-codemirror#422 · 1 comment · Opened Nov 29, 2022
Modifying or adding extensions doesn't work until re-render Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

uiwjs/react-codemirror#419 · Opened Nov 20, 2022
override autocompletion keymap Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

uiwjs/react-codemirror#410 · 2 comments · Opened Nov 16, 2022
Add a way to clear history Open

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

uiwjs/react-codemirror#405 · 7 comments · Opened Nov 13, 2022
Search query is lost on any edit Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

uiwjs/react-codemirror#404 · 2 comments · Opened Nov 10, 2022
highlightSpecialChars is it working? Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

uiwjs/react-codemirror#399 · 2 comments · Opened Oct 31, 2022
Using React component in decorations Open

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

uiwjs/react-codemirror#398 · 1 comment · Opened Oct 28, 2022
Access State and View of React-CodeMirror Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

uiwjs/react-codemirror#395 · 1 comment · Opened Oct 25, 2022
Readonly crashes 'RangeError: Selection points outside of document' without Editable prop Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

uiwjs/react-codemirror#390 · 3 comments · 2 reactions · Opened Oct 19, 2022
Zoom in with Ctrl & + / Zoom out with Ctrl & - Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

uiwjs/react-codemirror#384 · 1 comment · Opened Oct 2, 2022
foldGutter not working with legacy-mode languages Open

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

uiwjs/react-codemirror#382 · 5 comments · Opened Sep 14, 2022
Tab press does not shift to next field in Snippet when used in controlled mode Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

uiwjs/react-codemirror#381 · 5 comments · 1 reaction · Opened Sep 8, 2022
useCodeMirror: Updates to the onChange prop are ignored Open

Difficulty 2/5 1-3 hours Newbie friendliness 45/100

uiwjs/react-codemirror#373 · 1 comment · 1 reaction · Opened Aug 24, 2022
Limit on the number of characters entered Open

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

uiwjs/react-codemirror#371 · 4 comments · Opened Aug 24, 2022
Format the clipboard value on Paste Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

uiwjs/react-codemirror#368 · 3 comments · Opened Aug 19, 2022
CM6 "Idle" state not triggering Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

uiwjs/react-codemirror#361 · 1 comment · Opened Jul 23, 2022
Basic install doesn't work Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

uiwjs/react-codemirror#359 · 5 comments · Opened Jul 14, 2022
Error can‘t build Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

uiwjs/react-codemirror#353 · 6 comments · Opened Jul 5, 2022
Code editor is checking spelling even spellCheck is false Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

uiwjs/react-codemirror#342 · 4 comments · Opened Jun 17, 2022
Highlight specific text inside a code Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

uiwjs/react-codemirror#339 · 1 comment · Opened Jun 16, 2022
Usage with handlebars? Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

uiwjs/react-codemirror#333 · 14 comments · Opened Jun 14, 2022
useCodeMirror has an example demo? I'm not sure what he does and what scenario he's used in. Open

Difficulty 2/5 1-3 hours Newbie friendliness 25/100

uiwjs/react-codemirror#329 · 4 comments · Opened Jun 9, 2022
Codemirror 6 runmode Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

uiwjs/react-codemirror#328 · 3 comments · Opened Jun 9, 2022
Settings for line break Open

Difficulty 3/5 1-2 days Newbie friendliness 28/100

uiwjs/react-codemirror#320 · 4 comments · Opened May 26, 2022
Is there a way to auto wrap when the text is reaching the maxWidth? Open

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

uiwjs/react-codemirror#317 · 3 comments · Opened May 17, 2022
Question: Is there any way to control the line number and gutters's showing or hiding? Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

uiwjs/react-codemirror#316 · 7 comments · Opened May 17, 2022
Question:: Using Multiplex with CodeMirror 6 Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

uiwjs/react-codemirror#315 · 3 comments · 1 reaction · Opened May 11, 2022

uiwjs/react-codemirror

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