Issues is an open-source project built for youTube viewers who want Bilibili-style danmaku comments.

Does Issues have a free plan?

Yes — Issues is open source under the Open Source license and free to use.

What platforms does Issues run on?

Issues runs on the web and embeddable surfaces.

Is Issues still active?

Unverified. Issues has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

What projects are similar to Issues?

Similar projects tracked by PulseGate include bilimap, Issues, and BiliMini.

Issues is developed by ahaduoduoduo.

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Issues

Name: Issues
Author: ahaduoduoduo

github.comBrowser DevTools & extensions

B2Y is an open-source browser extension that synchronizes Bilibili danmaku comments with YouTube videos and displays them as an overlay. It is intended for viewers who want to combine YouTube playback with Bilibili-style scrolling comments.

Open SourceWebEmbeddableCloud-managed

Visit github.com

Overview

4 features

In the Browser DevTools & extensions space, Issues takes a focused approach. It focuses on watching YouTube videos with synchronized Bilibili danmaku comments in the same viewing experience. Issues is an open-source project aimed at youTube viewers who want Bilibili-style danmaku comments. Issues is open source under the Open Source license. It ships for the web and embeddable surfaces.

Behind Issues is ahaduoduoduo, and it first shipped in 2025. Among its 4 catalogued features are danmaku overlay, youTube synchronization, and bilibili comment import.

Summary written by a language model from the project’s public pages.

Danmaku overlay
YouTube synchronization
Bilibili comment import
Browser extension

Built with & integrations

Runs on

BrowserEmbeddableCloud-managed

Trust & compliance

License

Open Source

Verified signals

HTTPSTerms of ServiceOpen SourceFree tierStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed13 Sep · 04:06 UTC
B2Y - YouTube 同步显示 Bilibili 弹幕 verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Issues

What does Issues do?: Issues focuses on watching YouTube videos with synchronized Bilibili danmaku comments in the same viewing experience. It is catalogued under Browser DevTools & extensions on PulseGate.
Who is Issues for?: Issues is an open-source project built for youTube viewers who want Bilibili-style danmaku comments.
Does Issues have a free plan?: Yes — Issues is open source under the Open Source license and free to use.
What platforms does Issues run on?: Issues runs on the web and embeddable surfaces.
Is Issues still active?: Unverified. Issues has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What projects are similar to Issues?: Similar projects tracked by PulseGate include bilimap, Issues, and BiliMini.bilimap Issues BiliMini
Who develops Issues?: Issues is developed by ahaduoduoduo.
How long has Issues been around?: Issues first shipped in 2025.

At a glance

Pricing: Open Source
Platforms: Web
Languages: English
License: Open Source
Built for: YouTube viewers who want Bilibili-style danmaku comments
Model: Open source
Solves: Watching YouTube videos with synchronized Bilibili danmaku comments in the same viewing experience.

Registered as

Firefox Add-ons: b2y-youtube-同步显示-bilibili-弹幕

Developer

ahaduoduoduo

Index record

Indexed: 13 Sep 2026
Lifecycle: Alive
Last seen: 13 Sep 2026

Identity audit (13)

Slug: b2y-youtube-bilibili-github-com
Lifecycle state recorded: 13 Sep 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 13 Sep 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 13 Sep 2026
Canonical URL: https://github.com/ahaduoduoduo/bilibili-youtube-danmaku/issues

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