Chai is a BDD / TDD assertion library for node and the browser that can be paired with any javascript testing framework.

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Companies

13

Top Country

US

Top Industry

Education

Adoption Insights

Chai is used by 13 companies in our database, representing approximately 0.00% of all tracked websites. The most common industry using Chai is Education, and adoption is strongest in US.

Top Countries Using Chai

US6 companies
AU2 companies
GB2 companies
IT1 companies
PL1 companies
SE1 companies

Top Industries Using Chai

Education2 companies
Consulting2 companies
Coffee1 companies
Crowdfunding1 companies
Document Management1 companies
E-Commerce1 companies
Enterprise Software1 companies
Logistics1 companies
Artificial Intelligence (AI)1 companies
Market Research1 companies

How We Detect Chai

The Web Radar detects Chai by analyzing HTTP headers, JavaScript variables, HTML source code, cookies, and DNS records across 3M+ websites. Our detection engine uses over 10,000+ pattern rules to ensure accurate identification. Browse all technologies →

Frequently Asked Questions

What is Chai?+

Chai is a BDD / TDD assertion library for node and the browser that can be paired with any javascript testing framework.

How many companies use Chai?+

13 companies in our database use Chai, representing approximately 0.00% of all tracked websites.

What industries use Chai the most?+

The top industries using Chai are Education, Consulting, Coffee.

What countries use Chai the most?+

The top countries using Chai are US, AU, GB.

Is Chai popular?+

Chai is used by 13 companies, making it a notable JavaScript libraries technology based on adoption across our tracked websites.

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Data last updated: June 2026