Who is UniversalNotes for?

UniversalNotes is an open-source project built for news readers and web users.

Is UniversalNotes free?

Yes — UniversalNotes is open source under the MIT license and free to use.

What platforms does UniversalNotes run on?

UniversalNotes runs on the web and embeddable surfaces.

Is UniversalNotes still maintained?

PulseGate's automated liveness checks currently classify UniversalNotes as active.

What are alternatives to UniversalNotes?

Similar tools tracked by PulseGate include Technotes, Notefox, and NoteUX.

Is UniversalNotes open source?

Yes — UniversalNotes is open source under the MIT license, developed on GitHub.

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UniversalNotes

universalnotes.orgCommunication & Collaboration

UniversalNotes is an open source browser extension that brings Twitter/X-style Community Notes to any website. Users can view, add, and share context or fact-checking notes across the web, supporting transparency and collaborative annotation for news readers and web users.

Open SourceMIT

WebEmbeddable

Visit universalnotes.org

stars

forks

features

2024

since

Overview

5 features

UniversalNotes is a Communication & Collaboration product. It allows users to view and contribute community-sourced notes and context on any website. It is built as an open-source project for news readers and web users. UniversalNotes is open source under the MIT license. UniversalNotes is available on the web and embeddable surfaces.

UniversalNotes first shipped in 2024. Development happens publicly on GitHub with 40 stars. Key capabilities include community notes, browser extension, and cross-site annotation.

Community notes
Browser extension
Cross-site annotation
Open source
Non-profit

AI capabilities

Weights: Open

Built with & integrations

Framework: nextjsreact
Hosting: vercel
Runs on: BrowserEmbeddable

Trust & compliance

LicenseMIT

Verified signals

HTTPS Open Source Free tier GitHub · ★ 40 Store-verified publisher

Recent events

Latest indexed changes and source events

IndexedJun 28, 8:30 PM
Listing verified by the PulseGate indexer
Source: PulseGate indexerOpen ↗

Frequently asked questions about UniversalNotes

What does UniversalNotes do?: UniversalNotes allows users to view and contribute community-sourced notes and context on any website. It is catalogued under Communication & Collaboration on PulseGate.
Who is UniversalNotes for?: UniversalNotes is an open-source project built for news readers and web users.
Is UniversalNotes free?: Yes — UniversalNotes is open source under the MIT license and free to use.
What platforms does UniversalNotes run on?: UniversalNotes runs on the web and embeddable surfaces.
Is UniversalNotes still maintained?: PulseGate's automated liveness checks currently classify UniversalNotes as active.
What are alternatives to UniversalNotes?: Similar tools tracked by PulseGate include Technotes, Notefox, and NoteUX.Technotes Notefox NoteUX
When did UniversalNotes launch?: UniversalNotes first shipped in 2024.
Is UniversalNotes open source?: Yes — UniversalNotes is open source under the MIT license, developed on GitHub.

At a glance

Pricing: Open Source
Platforms: Web
Languages: English
Open source: Yes · ★ 40
License: MIT
First seen: Jan 23, 2024
Activity: 🟢 Active
Status: 🟢 Active
Built for: news readers and web users
Model: Open source
Solves: Allows users to view and contribute community-sourced notes and context on any website.

Developer

Amalsony

Small team

GitHub

Open source

View on GitHub →

⭐ Stars: 40
🍴 Forks: 7
Open issues: 3
Last commit: 2y ago
Commits 90d: 0
Contributors: 2
Authorship: Small team
Default branch: main

Live coverage

Confidence: High · 95
Indexed: Jun 28, 2026
Lifecycle: Alive
Activity: Active
First seen: Jan 2024
Last seen: 2w ago

Identity audit (9)

Entity ID: cmqy8u9n306o6ospv200xmy6d
Slug: universalnotes-universalnotes-org
Verification state: Indexed for public listing
Claim / listing state: Unclaimed · listed: yes
Index status: Included in index
Latest evidence snapshot: Jun 28, 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Last updated: Jun 28, 2026
Canonical URL: https://universalnotes.org/

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