21.devの競合サイトトップ10

github.com

Join the world's most widely adopted, AI-powered developer platform where millions of developers, businesses, and the largest open source community build software that advances humanity.

ycombinator.com

Y Combinator created a new model for funding early stage startups. Four times a year we invest in a large number of startups.

linkedin.com

1 billion members | Manage your professional identity. Build and engage with your professional network. Access knowledge, insights and opportunities.

medium.com

Read stories about Support on Medium. Discover smart, unique perspectives on Support and the topics that matter most to you like Mental Health, Love, Community, Relationships, Friendship, Life, Tech, Writing, Family, and more.

youtube.com

Explore options for your family: the YouTube Kids app or a parent supervised account for older kids & teens on YouTube, all with built-in protections.

x.com

From breaking news and entertainment to sports and politics, get the full story with all the live commentary.

reddit.com

reddit is a network of communities where people can dive into their interests, hobbies and passions. there's a community for whatever you're interested in on reddit.

tracxn.com

Join 850+ Venture Capitalists, Private Equity Firms, Investment Banks and Corporates who leverage Tracxn to track the world's most innovative companies and emerging sectors.

apidog.com

In API testing and development, sending POST requests with JSON data is a fundamental skill. A detailed guide is provided for crafting POST requests with JSON payloads within the user-friendly interfaces of both Postman and Apidog.

open-vsx.org

Open VSX is an Eclipse open-source project and alternative to the Visual Studio Marketplace. It is deployed by the Eclipse Foundation at open-vsx.org.