# criterium alternatives: 12 Claude Code plugins like hugoduncan/criterium

Flowy lists 77 other Testing plugins like criterium, ranked by shared technologies, then GitHub stars; nothing in this list is paid.

Published: Oct 23, 2026 · Updated: Oct 30, 2026 · Author: Flowy
Canonical: https://www.flowy.sh/alternatives/hugoduncan-criterium

## How they compare

| Plugin | Stars | 7 days | Updated | License | Contains |
| --- | ---: | ---: | ---: | --- | --- |
| [criterium](https://www.flowy.sh/listings/hugoduncan-criterium) | 1,225 | 0 | Oct 26, 2026 | – | 1 skill |
| [polygraph](https://www.flowy.sh/listings/cognitive-fab-polygraph) | 14 | 0 | Sep 13, 2026 | Apache-2.0 | 7 skills, 5 agents, 6 commands |
| [playwright](https://www.flowy.sh/alternatives/microsoft-playwright) | 98,518 | +532 | Oct 30, 2026 | Apache-2.0 | 10 skills, 7 agents |
| [skill-up](https://www.flowy.sh/alternatives/alibaba-skill-up) | 1,381 | +128 | Oct 27, 2026 | Apache-2.0 | 3 skills, 1 MCP server |
| [paperjury](https://www.flowy.sh/alternatives/spark-to-paper-skills-paperjury) | 1,214 | +4 | Aug 14, 2026 | MIT | 1 skill |
| [lhtb](https://www.flowy.sh/listings/zli12321-lhtb) | 566 | +4 | Oct 12, 2026 | Apache-2.0 | 5 skills |
| [canary](https://www.flowy.sh/listings/0xnyn-canary) | 494 | +2 | Oct 24, 2026 | – | 5 skills, 4 agents, 4 commands |
| [shaft-engine](https://www.flowy.sh/listings/shafthq-shaft-engine) | 417 | – | Oct 27, 2026 | MIT | 20 skills |
| [test-automation-skills-agents](https://www.flowy.sh/listings/fugazi-test-automation-skills-agents) | 255 | +4 | Oct 26, 2026 | MIT | 10 skills, 7 agents |
| [distributed-testing-skills](https://www.flowy.sh/listings/shenli-distributed-system-testing) | 231 | 0 | Jul 21, 2026 | MIT | 2 skills |
| [cross-request-master](https://www.flowy.sh/listings/leeguooooo-cross-request-master) | 177 | 0 | Sep 29, 2026 | – | 1 skill, 8 commands |
| [swingerman-atdd](https://www.flowy.sh/listings/swingerman-disciplined-agentic-engineering) | 162 | +3 | Oct 27, 2026 | MIT | 28 skills, 8 agents, 4 commands, 2 hooks |
| [velocitai](https://www.flowy.sh/listings/danielsuo117-velocitai) | 158 | – | Sep 27, 2026 | MIT | 13 skills, 1 agent, 2 hooks |

## The 12 closest alternatives

1. [polygraph](https://www.flowy.sh/listings/cognitive-fab-polygraph) (14 stars, 0 this week). Your tests check the paths you thought of. [polygraph on Flowy](https://www.flowy.sh/listings/cognitive-fab-polygraph)
2. [playwright](https://www.flowy.sh/listings/microsoft-playwright) (98,518 stars, +532 this week). Playwright is a framework for Web Testing and Automation. [playwright on Flowy](https://www.flowy.sh/listings/microsoft-playwright) · [playwright alternatives](https://www.flowy.sh/alternatives/microsoft-playwright)
3. [skill-up](https://www.flowy.sh/listings/alibaba-skill-up) (1,381 stars, +128 this week). An evaluation and evolution tool for Agent Skills. [skill-up on Flowy](https://www.flowy.sh/listings/alibaba-skill-up) · [skill-up alternatives](https://www.flowy.sh/alternatives/alibaba-skill-up)
4. [paperjury](https://www.flowy.sh/listings/spark-to-paper-skills-paperjury) (1,214 stars, +4 this week). Pre-submission AI review stress-test for research papers. [paperjury on Flowy](https://www.flowy.sh/listings/spark-to-paper-skills-paperjury) · [paperjury alternatives](https://www.flowy.sh/alternatives/spark-to-paper-skills-paperjury)
5. [lhtb](https://www.flowy.sh/listings/zli12321-lhtb) (566 stars, +4 this week). Long-Horizon Terminal-Bench is a benchmark for measuring how well LLM agents sustain useful work in a containerized terminal over hundreds… [lhtb on Flowy](https://www.flowy.sh/listings/zli12321-lhtb)
6. [canary](https://www.flowy.sh/listings/0xnyn-canary) (494 stars, +2 this week). QA harness built for Claude Code \| E2E testing with screen recordings, console logs, network HARs, and Playwright traces. [canary on Flowy](https://www.flowy.sh/listings/0xnyn-canary)
7. [shaft-engine](https://www.flowy.sh/listings/shafthq-shaft-engine) (417 stars). One Java engine for web, mobile, API, CLI, database, and desktop. [shaft-engine on Flowy](https://www.flowy.sh/listings/shafthq-shaft-engine)
8. [test-automation-skills-agents](https://www.flowy.sh/listings/fugazi-test-automation-skills-agents) (255 stars, +4 this week). A practical library of agents, instructions, and skills designed specifically for QA Automation Engineers, focusing on production-oriented… [test-automation-skills-agents on Flowy](https://www.flowy.sh/listings/fugazi-test-automation-skills-agents)
9. [distributed-testing-skills](https://www.flowy.sh/listings/shenli-distributed-system-testing) (231 stars, 0 this week). Two skills for AI coding agents that design and run claim-driven tests for distributed and stateful systems. [distributed-testing-skills on Flowy](https://www.flowy.sh/listings/shenli-distributed-system-testing)
10. [cross-request-master](https://www.flowy.sh/listings/leeguooooo-cross-request-master) (177 stars, 0 this week). 面向 API 开发/测试的 Chrome 扩展：绕过 CORS 发请求、自动生成 cURL，并对 YApi「运行」页做增强（内嵌 cURL、路径参数 {param} 引导填写）。 本仓库包含生态内的多个子项目： packages/yapi-mcp — CLI… [cross-request-master on Flowy](https://www.flowy.sh/listings/leeguooooo-cross-request-master)
11. [swingerman-atdd](https://www.flowy.sh/listings/swingerman-disciplined-agentic-engineering) (162 stars, +3 this week). A methodology kit for engineering-led AI development — spec-driven, test-driven, charter-bound. [swingerman-atdd on Flowy](https://www.flowy.sh/listings/swingerman-disciplined-agentic-engineering)
12. [velocitai](https://www.flowy.sh/listings/danielsuo117-velocitai) (158 stars). Next-generation UI automation harness powered by Python & Playwright. [velocitai on Flowy](https://www.flowy.sh/listings/danielsuo117-velocitai)

## Questions about criterium alternatives

### What is the best alternative to criterium?

polygraph is the first of 12 alternatives to criterium by shared technologies: it has 14 stars (behind criterium), showed no change this week and ships 7 skills against 1 for criterium.

### Which criterium alternative has the most skills?

swingerman-atdd has the most, with 28 skills of the 12 alternatives listed. criterium has 1.

## Related

- [Testing plugins on Flowy](https://www.flowy.sh/listings/category/testing)
- [Browse all skills](https://www.flowy.sh/skills)
- [criterium on Flowy](https://www.flowy.sh/listings/hugoduncan-criterium)