vercel/streamdown

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A drop-in replacement for react-markdown, designed for AI-powered streaming.

Stars: 5.6k
Forks: 302
Open beginner issues: 0
Indexed issues: 11
Avg merge: 3d 19h
Merged PRs (30d): 14

Dominant language: TypeScript
License: No license data
Last GitHub push: Sep 18, 2026
Latest indexed: Sep 20, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

Open All

11 open issues indexed

CJK autolink boundary handling leaves subsequent URLs as plain text Open

bug

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

vercel/streamdown#623 · Opened Sep 18, 2026
remend `htmlTags` handler has no math guard: `\sum_{j<k}` deletes the rest of the message Open

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

vercel/streamdown#616 · 1 comment · Opened Sep 10, 2026
Feature Request: `@streamdown/ascii` plugin for agent-generated flowcharts & diagrams Open

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

vercel/streamdown#610 · Opened Sep 3, 2026
Math block renders as attribute-less, duplicated/garbled DOM only during live token-by-token streaming — Block receives fully correct final markdown Open

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

vercel/streamdown#601 · 1 comment · Opened Aug 28, 2026
Make tailwind optional Open

enhancement

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

vercel/streamdown#543 · 8 reactions · Opened Jun 25, 2026
Remend partial markdown can sometimes have FOUM Open

bug

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

vercel/streamdown#539 · Opened Jun 19, 2026
Host-integrated Mermaid download and fullscreen hooks Open

enhancement

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

vercel/streamdown#490 · 1 reaction · Opened Apr 1, 2026
Fenced code blocks don't render incrementally during streaming Open

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

vercel/streamdown#473 · 3 comments · Opened Mar 21, 2026
`prefix` prop does not work - Tailwind scanner cannot detect unprefixed classes in dist files Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 45/100

vercel/streamdown#450 · 1 comment · 1 reaction · Opened Mar 10, 2026
Hierarchical/Level-aware List Bullet Styles for Nested Lists Open

enhancement

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

vercel/streamdown#377 · 1 reaction · Opened Feb 2, 2026
React Native Support? Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 30/100

vercel/streamdown#76 · 10 comments · 26 reactions · Opened Sep 2, 2025

vercel/streamdown

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