Who is Modern CSS Radar for?

Modern CSS Radar is a consumer product built for frontend developers and teams.

Is Modern CSS Radar free?

Yes — Modern CSS Radar is free to use.

What platforms does Modern CSS Radar run on?

Modern CSS Radar runs on the web.

Is Modern CSS Radar still active?

Unverified. Modern CSS Radar 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 Modern CSS Radar?

Similar projects tracked by PulseGate include EfficiencyNext Data Connector, CKB, and GITVERSE.

Who makes Modern CSS Radar?

Modern CSS Radar is developed by CSS Radar.

How long has Modern CSS Radar been around?

Modern CSS Radar first shipped in 2024.

Back to the index

Modern CSS Radar

Name: Modern CSS Radar
Author: CSS Radar

cssradar.comDeveloper Tools

Modern CSS Radar is a free web tool that analyzes any public webpage and highlights patterns (modals, menus, animations, etc.) that can be replaced by modern standards such as <dialog>, :has(), @starting-style, and animation-timeline. Each suggestion includes rationale, tradeoffs, and test recommendations to help frontend teams reduce custom code.

FreeWeb

Visit cssradar.com

Overview

4 features

Modern CSS Radar is a Developer Tools project. It focuses on identifying and migrating legacy custom JavaScript and CSS to modern native browser features. It is built as a consumer product for frontend developers and teams. Modern CSS Radar is free to use. It runs on the web.

It is developed by CSS Radar, and it first shipped in 2024. Key capabilities include Page Scanning, Modern CSS Suggestions, and Code Replacement Guidance.

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

Page Scanning
Modern CSS Suggestions
Code Replacement Guidance
Evidence-based Findings

Built with & integrations

Framework

Astro

Hosting

Netlify

Runs on

Browser

Detected from

Astro: /_astro/ in the HTML
Netlify: x-nf-request-id header

Trust & compliance

Verified signals

HTTPSFree tier

Indexing history

What PulseGate has recorded for this listing

Indexed3 Aug · 10:49 UTC
Show HN: Find code on your site that can be replaced with modern HTML and CSS verified against its public source
Source: PulseGate · Open

Frequently asked questions about Modern CSS Radar

What does Modern CSS Radar do?: Modern CSS Radar focuses on identifying and migrating legacy custom JavaScript and CSS to modern native browser features. It is catalogued under Developer Tools on PulseGate.
Who is Modern CSS Radar for?: Modern CSS Radar is a consumer product built for frontend developers and teams.
Is Modern CSS Radar free?: Yes — Modern CSS Radar is free to use.
What platforms does Modern CSS Radar run on?: Modern CSS Radar runs on the web.
Is Modern CSS Radar still active?: Unverified. Modern CSS Radar 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 Modern CSS Radar?: Similar projects tracked by PulseGate include EfficiencyNext Data Connector, CKB, and GITVERSE.EfficiencyNext Data Connector CKB GITVERSE
Who makes Modern CSS Radar?: Modern CSS Radar is developed by CSS Radar.
How long has Modern CSS Radar been around?: Modern CSS Radar first shipped in 2024.

At a glance

Platforms: Web
Languages: English
Built for: frontend developers and teams
Model: B2C
Solves: Identifying and migrating legacy custom JavaScript and CSS to modern native browser features.

Developer

CSS Radar

Live coverage

Identity confidence: High · 90.8
Indexed: 3 Aug 2026
Lifecycle: Alive
Last seen: 3 Aug 2026

Identity audit (13)

Slug: show-hn-find-code-on-your-site-that-can-be-replaced-with--cssradar-com
Lifecycle state recorded: 3 Aug 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 3 Aug 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: 3 Aug 2026
Canonical URL: https://cssradar.com/

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