npm · npm:testcontainers
testcontainers active
Testcontainers is a NodeJS library that supports tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container
The latest stable version of testcontainers is 12.2.1, published on 2026-10-13. Verified by Vigia on 2026-11-12.
| Latest stable version | 12.2.1 |
|---|---|
| Published | 2026-10-13 09:51:13 UTC |
| Install | npm install testcontainers@latest |
| Requires (engines) | {"node":">= 22.22"} |
| Peer dependencies | — |
| Dist-tags | beta: 9.12.0-beta.0 latest: 12.2.1 |
| License | MIT |
| Advisories on latest version | none known |
| Last verified | 2026-11-12 13:55:20 UTC |
| Sources | api.deps.dev, registry.npmjs.org, registry.npmjs.org |
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Maintenance
| Activity | active |
|---|---|
| Last stable release | 2026-10-13 09:51:13 UTC · 30 days ago |
| Stable releases in the last 12 months | 14 |
| Published versions | 300 |
Heuristic based only on release dates; it does not measure issue or security response times.
Version history
| Version | Published |
|---|---|
12.2.1 | 2026-10-13 09:51:13 UTC |
12.2.0 | 2026-09-28 15:46:04 UTC |
12.1.0 | 2026-08-04 10:12:53 UTC |
12.0.4 | 2026-06-29 11:54:35 UTC |
12.0.3 | 2026-06-17 11:10:06 UTC |
12.0.2 | 2026-06-12 17:30:25 UTC |
12.0.1 | 2026-05-27 14:14:34 UTC |
12.0.0 | 2026-05-19 14:59:50 UTC |
11.14.0 | 2026-04-08 09:10:48 UTC |
11.13.0 | 2026-03-17 09:51:40 UTC |
11.12.0 | 2026-02-17 21:11:48 UTC |
11.11.0 | 2025-12-27 18:34:37 UTC |
11.10.0 | 2025-12-09 21:08:58 UTC |
11.9.0 | 2025-11-27 20:15:53 UTC |
11.8.1 | 2025-11-11 14:38:56 UTC |
11.8.0 | 2025-11-05 09:31:26 UTC |
11.7.2 | 2025-10-22 11:57:20 UTC |
11.7.1 | 2025-10-03 10:37:16 UTC |
11.7.0 | 2025-09-29 08:25:59 UTC |
11.6.0 | 2025-09-17 09:41:16 UTC |
Showing the 20 most recent of 271 versions. JSON
Version compatibility
Newest stable version that declares support for each runtime version (from the requirements published with each version).
| Runtime | Newest compatible version |
|---|---|
node 16 | 12.0.4 |
node 18 | 12.0.4 |
node 20 | 12.0.4 |
node 22 | 12.2.1 |
node 24 | 12.2.1 |
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Frequently asked questions
What is the latest version of testcontainers?
The latest stable version of testcontainers is 12.2.1, published on 2026-10-13. Verified by Vigia on 2026-11-12.
How do I install the latest version of testcontainers?
Run npm install testcontainers@latest. The latest stable version is 12.2.1 (verified 2026-11-12).
Is testcontainers deprecated?
No. testcontainers is not marked as deprecated in the registry.
Which Node.js version does testcontainers require?
testcontainers 12.2.1 declares this requirement: {"node":">= 22.22"}.
Does testcontainers 12.2.1 have known vulnerabilities?
No known advisories affect testcontainers 12.2.1 according to the data Vigia checks.
Is testcontainers still maintained?
testcontainers published 14 stable releases in the last 12 months; the most recent was 30 days ago. Activity: active.
Observed changes
- ue Oct 13 2026 10:39:24 GMT+0000 (Coordinated Universal Time) — released 12.2.0 → 12.2.1
- Mon Sep 28 2026 17:02:57 GM +0000 (Coordinated Universal Time) — released 12.1.0 → 12.2.0
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