# ultracite alternatives: 12 Claude Code plugins like haydenbleasel/ultracite

Flowy lists 77 other Testing plugins like ultracite, 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/haydenbleasel-ultracite

## How they compare

| Plugin | Stars | 7 days | Updated | License | Contains |
| --- | ---: | ---: | ---: | --- | --- |
| [ultracite](https://www.flowy.sh/listings/haydenbleasel-ultracite) | 3,355 | +11 | Oct 26, 2026 | MIT | 1 skill |
| [playwright](https://www.flowy.sh/alternatives/microsoft-playwright) | 98,518 | +532 | Oct 30, 2026 | Apache-2.0 | 10 skills, 7 agents |
| [promptfoo](https://www.flowy.sh/alternatives/promptfoo-promptfoo) | 26,525 | +321 | Oct 27, 2026 | MIT | 6 skills |
| [playwright-cli](https://www.flowy.sh/alternatives/microsoft-playwright-cli) | 14,628 | +252 | Oct 19, 2026 | Apache-2.0 | 2 skills |
| [agent-device](https://www.flowy.sh/alternatives/callstackincubator-agent-device) | 5,169 | +75 | Oct 28, 2026 | MIT | 4 skills |
| [vibium](https://www.flowy.sh/alternatives/vibiumdev-vibium) | 2,937 | -3 | Oct 27, 2026 | Apache-2.0 | 2 skills |
| [tdd-guard](https://www.flowy.sh/alternatives/nizos-tdd-guard) | 2,367 | +6 | Oct 26, 2026 | MIT | 1 skill |
| [inspector](https://www.flowy.sh/alternatives/mcpjam-inspector) | 2,287 | +16 | Oct 27, 2026 | – | 7 skills |
| [reticle](https://www.flowy.sh/alternatives/reticlehq-reticle) | 1,276 | +3 | Oct 27, 2026 | – | 20 skills |
| [agent-qa](https://www.flowy.sh/listings/vostride-agent-qa) | 899 | -3 | Oct 24, 2026 | – | 4 skills |
| [skillgrade](https://www.flowy.sh/listings/mgechev-skillgrade) | 730 | +5 | Oct 11, 2026 | MIT | 2 skills |
| [agentic-qe](https://www.flowy.sh/listings/proffesor-for-testing-agentic-qe) | 515 | +7 | Oct 29, 2026 | MIT | 119 skills, 169 agents, 149 commands, 1 MCP server |
| [canary](https://www.flowy.sh/listings/0xnyn-canary) | 494 | +2 | Oct 24, 2026 | – | 5 skills, 4 agents, 4 commands |

## The 12 closest alternatives

1. [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)
2. [promptfoo](https://www.flowy.sh/listings/promptfoo-promptfoo) (26,525 stars, +321 this week). promptfoo is a CLI and library for evaluating and red-teaming LLM-based apps. [promptfoo on Flowy](https://www.flowy.sh/listings/promptfoo-promptfoo) · [promptfoo alternatives](https://www.flowy.sh/alternatives/promptfoo-promptfoo)
3. [playwright-cli](https://www.flowy.sh/listings/microsoft-playwright-cli) (14,628 stars, +252 this week). Playwright CLI with SKILLS. [playwright-cli on Flowy](https://www.flowy.sh/listings/microsoft-playwright-cli) · [playwright-cli alternatives](https://www.flowy.sh/alternatives/microsoft-playwright-cli)
4. [agent-device](https://www.flowy.sh/listings/callstackincubator-agent-device) (5,169 stars, +75 this week). Mobile app automation and verification for AI coding agents. [agent-device on Flowy](https://www.flowy.sh/listings/callstackincubator-agent-device) · [agent-device alternatives](https://www.flowy.sh/alternatives/callstackincubator-agent-device)
5. [vibium](https://www.flowy.sh/listings/vibiumdev-vibium) (2,937 stars, -3 this week). The verification layer for coding agents. [vibium on Flowy](https://www.flowy.sh/listings/vibiumdev-vibium) · [vibium alternatives](https://www.flowy.sh/alternatives/vibiumdev-vibium)
6. [tdd-guard](https://www.flowy.sh/listings/nizos-tdd-guard) (2,367 stars, +6 this week). Automated Test-Driven Development enforcement for Claude Code. [tdd-guard on Flowy](https://www.flowy.sh/listings/nizos-tdd-guard) · [tdd-guard alternatives](https://www.flowy.sh/alternatives/nizos-tdd-guard)
7. [inspector](https://www.flowy.sh/listings/mcpjam-inspector) (2,287 stars, +16 this week). Open the hosted app. [inspector on Flowy](https://www.flowy.sh/listings/mcpjam-inspector) · [inspector alternatives](https://www.flowy.sh/alternatives/mcpjam-inspector)
8. [reticle](https://www.flowy.sh/listings/reticlehq-reticle) (1,276 stars, +3 this week). AI agents can generate code, but still struggle to understand what they build. [reticle on Flowy](https://www.flowy.sh/listings/reticlehq-reticle) · [reticle alternatives](https://www.flowy.sh/alternatives/reticlehq-reticle)
9. [agent-qa](https://www.flowy.sh/listings/vostride-agent-qa) (899 stars, -3 this week). Open-source self-improving QA agent for software teams. [agent-qa on Flowy](https://www.flowy.sh/listings/vostride-agent-qa)
10. [skillgrade](https://www.flowy.sh/listings/mgechev-skillgrade) (730 stars, +5 this week). An eval harness for AI coding agents. [skillgrade on Flowy](https://www.flowy.sh/listings/mgechev-skillgrade)
11. [agentic-qe](https://www.flowy.sh/listings/proffesor-for-testing-agentic-qe) (515 stars, +7 this week). Quality engineering tools for your coding agent. [agentic-qe on Flowy](https://www.flowy.sh/listings/proffesor-for-testing-agentic-qe)
12. [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)

## Questions about ultracite alternatives

### What is the best alternative to ultracite?

playwright is the first of 12 alternatives to ultracite by shared technologies: it has 98,518 stars (ahead of ultracite), gained 532 stars this week and ships 10 skills against 1 for ultracite.

### Which ultracite alternative has the most skills?

agentic-qe has the most, with 119 skills of the 12 alternatives listed. ultracite has 1.

### Is ultracite free?

Yes. ultracite is published under the MIT license, so it is free to use.

## Related

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