Chaijs by chaijs
BDD / TDD assertion framework for node.js and the browser that can be paired with any testing framework.
About Chaijs
From the project's README at github.com/chaijs/chai. Lightly cleaned for readability; for the full source see the upstream repo.
Chai is a BDD / TDD assertion library for node and the browser that can be delightfully paired with any javascript testing framework.
For more information or to download plugins, view the documentation. What is Chai?
Chai is an assertion library, similar to Node's built-in . It makes testing much easier b
Health score breakdown
6-dimension composite. See methodology for formula and weights.
Adoption signals
Real-world usage data, pulled from each registry. The bigger the numbers, the more battle-tested the project.
| Signal | Value | Source |
|---|---|---|
| GitHub stars | 8.3k | github.com/chaijs/chai |
| GitHub forks | 719 | github.com/chaijs/chai |
| NPM downloads (last month) | 287810k | chai |
Release & maintenance
Is this project actively maintained, or about to die? Check the recency of last commit and last release.
| Project age | 14.4 years | since Dec 2011 |
| Last commit | 3 days ago | May 4, 2026 |
| Releases shipped | 64 | last: 5 months ago |
| Funding links | 1 | declared by maintainers |
Self-hosting cost across providers
Detected requirements: 4GB RAM, 40GB disk minimum. Cheapest plan per provider that meets the requirement.
| Provider | Plan | Specs | Monthly | |
|---|---|---|---|---|
| hetzner | CAX11 | 2c · 4GB · 40GB | $4.13 USD | Deploy → |
| vultr | VC2 | 1c · 1GB · 25GB | $5 USD | Deploy → |
| linode | Nanode 1GB | 1c · 1GB · 25GB | $5.12 USD | Deploy → |
| digitalocean | Basic Regular 1GB | 1c · 1GB · 25GB | $6 USD | Deploy → |
What people say on Hacker News
- Show HN: [inerrata] – Collective and Causal Knowledge Layer for Coding Agents
- NPM Slop and Wonky Software Supply Chains
- Speed Matters: Why AI Software Vulnerability Exploitation is going be bad
- Show HN: Hotel MCP server for cash and points search/booking (free)
- Show HN: Gemma Gem – AI model embedded in a browser – no API keys, no cloud
Ready to self-host Chaijs?
Spin up a hetzner CAX11 (4GB RAM, 40GB disk) for $4.13/mo and follow the project's official install docs.
Data last refreshed May 7, 2026.
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