date-fns
Moment.js
Luxon
js-Joda
Next.js
Nuxt.js
CakePHP
2kB JavaScript date utility library

Claude Code
GitHub Copilot
Windsurf Editor
Google Antigravity
warp by spolu
Lovable
Codex 3.0 by OpenAI
The AI-first Code Editor. Build software faster in an editor designed for pair-programming with AI.

Which is more popular?
Based on our record, Day.js should be more popular than Cursor. It has been mentioned 43 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | day.js.org | cursor.com |
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What each product offers, as listed by its team.

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An editorial look at what each product does well and who it suits.

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Overall verdict
Why this product is good
Recommended for
Cursor is recommended for small to medium-sized businesses looking for an efficient customer relationship management (CRM) solution. It's ideal for teams that need an integrated system to manage customer interactions, support operations, and sales tracking.
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How often each product is chosen within a category, 0–100% relative to the other.

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Cursor AI integrates advanced AI capabilities through OpenAI’s ChatGPT and Claude. This integration allows Cursor AI to offer intelligent code suggestions, automated error detection, and dynamic code optimization.
The gap between Cursor and Windsurf is narrow and closing fast. While Cursor wins for now based on slightly better overall results and stability, Windsurf's rapid development and polished experience make it a...
Cursor's tab completion is pretty wild. It'll suggest multiple lines of code, and it's looking at your whole project to make those suggestions. For TypeScript and Python files - when Tab suggests an unimported symbol,...
Recommendations tracked on public social media and blogs since March 2021.

Date strings. ISO 8601 timestamps like "2026-04-27T10:00:00Z" are string to the converter. If you're parsing them with date-fns or dayjs, you'll want to change those to Date in your final types. - Source: dev.to / 6 months ago
Dayjs - Fast 2kB alternative to Moment.js with the same modern API. - Source: dev.to / 8 months ago
I think the JS Date class should be avoided for anything related to DateTime. Instead, use one of the established libraries: Moment.js or Day.js. And in the near future, use the successor of Date, the new Temporal API. - Source: dev.to / 12 months ago
Quick answer: Yes — you can build with free cloud LLM APIs in 2026 without installing models on your laptop. Start with Google AI Studio (Gemini) + Groq + OpenRouter (:free models). Paste keys into Cursor BYOK or VS Code + Cline, then... - Source: dev.to / 17 days ago
Bifrost acts as both an MCP client and an MCP server in a single deployment. It connects out to your filesystem, database, search and custom API servers, discovers their tools automatically, and exposes everything back through one... - Source: dev.to / 24 days ago
Cursor has spent the past week in headlines after confirming a partnership with SpaceX that could eventually lead to a $60 billion acquisition. The deal, for now, centres on training more capable coding models using SpaceX’s compute... - Source: dev.to / 3 months ago
When comparing Day.js and Cursor, you can also consider the following products.

date-fns provides the most comprehensive yet simple and consistent toolset for manipulating JavaScript dates in a browser & Node.js.
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Transform hours of debugging into seconds with a single command. Experience coding at thought-speed with Claude's AI that understands your entire codebase—no more context switching, just breakthrough results.
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Parse, validate, manipulate, and display dates in JavaScript
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Your AI pair programmer. With GitHub Copilot, get suggestions for whole lines or entire functions right inside your editor.
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Application and Data, Libraries, and Javascript Utilities & Libraries
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Tomorrow's editor, today. Windsurf Editor is the first AI agent-powered IDE that keeps developers in the flow. Available today on Mac, Windows, and Linux.
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