# upsonic alternatives: 12 Claude Code plugins like upsonic/upsonic

Flowy lists 1,115 other Development plugins like upsonic, ranked by shared technologies, then GitHub stars; nothing in this list is paid.

Published: Oct 23, 2026 · Updated: Oct 29, 2026 · Author: Flowy
Canonical: https://www.flowy.sh/alternatives/upsonic-upsonic

## How they compare

| Plugin | Stars | 7 days | Updated | License | Contains |
| --- | ---: | ---: | ---: | --- | --- |
| [upsonic](https://www.flowy.sh/listings/upsonic-upsonic) | 7,964 | +3 | Jun 18, 2026 | MIT | 10 skills, 1 agent |
| [repomix](https://www.flowy.sh/alternatives/yamadashy-repomix) | 29,041 | +100 | Oct 25, 2026 | MIT | 3 skills, 1 agent, 4 commands, 1 MCP server |
| [notebooklm-py](https://www.flowy.sh/alternatives/teng-lin-notebooklm-py) | 19,940 | +125 | Oct 27, 2026 | MIT | 1 skill |
| [dx](https://www.flowy.sh/alternatives/ykdojo-claude-code-tips) | 10,284 | +27 | Sep 25, 2026 | – | 9 skills |
| [repowise](https://www.flowy.sh/alternatives/repowise-dev-repowise) | 8,041 | +165 | Oct 29, 2026 | AGPL-3.0 | 7 skills, 17 commands, 1 MCP server |
| [waza](https://www.flowy.sh/alternatives/tw93-waza) | 7,432 | +116 | Oct 29, 2026 | MIT | 8 skills |
| [trailofbits-claude-code-config](https://www.flowy.sh/alternatives/trailofbits-claude-code-config) | 2,141 | +6 | Aug 24, 2026 | – | 4 commands, 2 hooks |
| [context-engineering-kit](https://www.flowy.sh/alternatives/neolabhq-context-engineering-kit) | 1,792 | +10 | Aug 26, 2026 | GPL-3.0 | 68 skills, 21 agents, 1 command |
| [claude-code-settings](https://www.flowy.sh/alternatives/feiskyer-claude-code-settings) | 1,665 | +4 | Sep 27, 2026 | MIT | 12 skills, 6 agents, 1 MCP server |
| [rohitg00-skillkit](https://www.flowy.sh/alternatives/rohitg00-skillkit) | 1,562 | +6 | Jun 2, 2026 | Apache-2.0 | 1 skill, 9 agents |
| [claude-code-hooks](https://www.flowy.sh/listings/karanb192-claude-code-hooks) | 567 | +21 | Oct 26, 2026 | MIT | 8 skills |
| [the-architect](https://www.flowy.sh/listings/hainrixz-the-architect) | 566 | +9 | Oct 25, 2026 | MIT | 1 skill, 3 agents, 6 commands |
| [qt-development-skills](https://www.flowy.sh/listings/theqtcompanyrnd-agent-skills) | 509 | +19 | Oct 20, 2026 | – | 13 skills, 2 agents, 1 MCP server |

## The 12 closest alternatives

1. [repomix](https://www.flowy.sh/listings/yamadashy-repomix) (29,041 stars, +100 this week). 📦 Repomix is a powerful tool that packs your entire repository into a single, AI-friendly file. [repomix on Flowy](https://www.flowy.sh/listings/yamadashy-repomix) · [repomix alternatives](https://www.flowy.sh/alternatives/yamadashy-repomix)
2. [notebooklm-py](https://www.flowy.sh/listings/teng-lin-notebooklm-py) (19,940 stars, +125 this week). A Comprehensive Google Gemini Notebook Skill & Unofficial Python API. [notebooklm-py on Flowy](https://www.flowy.sh/listings/teng-lin-notebooklm-py) · [notebooklm-py alternatives](https://www.flowy.sh/alternatives/teng-lin-notebooklm-py)
3. [dx](https://www.flowy.sh/listings/ykdojo-claude-code-tips) (10,284 stars, +27 this week). Here are my tips for getting the most out of Claude Code, including a custom status line script and Claude Code running itself in a… [dx on Flowy](https://www.flowy.sh/listings/ykdojo-claude-code-tips) · [dx alternatives](https://www.flowy.sh/alternatives/ykdojo-claude-code-tips)
4. [repowise](https://www.flowy.sh/listings/repowise-dev-repowise) (8,041 stars, +165 this week). Codebase intelligence for AI and humans: code health scores, auto-generated docs, git analytics, dead code detection, and architectural… [repowise on Flowy](https://www.flowy.sh/listings/repowise-dev-repowise) · [repowise alternatives](https://www.flowy.sh/alternatives/repowise-dev-repowise)
5. [waza](https://www.flowy.sh/listings/tw93-waza) (7,432 stars, +116 this week). 🥷 Engineering habits you already know, turned into skills AI assistants like Claude Code, Codex and Cursor can run. [waza on Flowy](https://www.flowy.sh/listings/tw93-waza) · [waza alternatives](https://www.flowy.sh/alternatives/tw93-waza)
6. [trailofbits-claude-code-config](https://www.flowy.sh/listings/trailofbits-claude-code-config) (2,141 stars, +6 this week). Opinionated defaults, documentation, and workflows for Claude Code at Trail of Bits. [trailofbits-claude-code-config on Flowy](https://www.flowy.sh/listings/trailofbits-claude-code-config) · [trailofbits-claude-code-config alternatives](https://www.flowy.sh/alternatives/trailofbits-claude-code-config)
7. [context-engineering-kit](https://www.flowy.sh/listings/neolabhq-context-engineering-kit) (1,792 stars, +10 this week). A hand-crafted collection of advanced context engineering techniques and patterns with minimal token footprint, focused on improving agent… [context-engineering-kit on Flowy](https://www.flowy.sh/listings/neolabhq-context-engineering-kit) · [context-engineering-kit alternatives](https://www.flowy.sh/alternatives/neolabhq-context-engineering-kit)
8. [claude-code-settings](https://www.flowy.sh/listings/feiskyer-claude-code-settings) (1,665 stars, +4 this week). 给 Claude Code 加上深度调研、图片生成、GitHub 自动化等能力，配好多模型切换，开箱即用。 OpenAI Codex 的配置和自定义 prompt 请参考 feiskyer/codex-settings。. [claude-code-settings on Flowy](https://www.flowy.sh/listings/feiskyer-claude-code-settings) · [claude-code-settings alternatives](https://www.flowy.sh/alternatives/feiskyer-claude-code-settings)
9. [rohitg00-skillkit](https://www.flowy.sh/listings/rohitg00-skillkit) (1,562 stars, +6 this week). Supercharge AI coding agents with portable skills. [rohitg00-skillkit on Flowy](https://www.flowy.sh/listings/rohitg00-skillkit) · [rohitg00-skillkit alternatives](https://www.flowy.sh/alternatives/rohitg00-skillkit)
10. [claude-code-hooks](https://www.flowy.sh/listings/karanb192-claude-code-hooks) (567 stars, +21 this week). 🪝 Ready-to-use hooks for Claude Code, shipped as a 22-plugin installable marketplace: safety, automation, notifications, and more. [claude-code-hooks on Flowy](https://www.flowy.sh/listings/karanb192-claude-code-hooks)
11. [the-architect](https://www.flowy.sh/listings/hainrixz-the-architect) (566 stars, +9 this week). A Claude Code plugin that interviews you, designs the whole architecture, and writes a self-contained blueprint another Claude Code… [the-architect on Flowy](https://www.flowy.sh/listings/hainrixz-the-architect)
12. [qt-development-skills](https://www.flowy.sh/listings/theqtcompanyrnd-agent-skills) (509 stars, +19 this week). Official agentic skills for Qt software development and quality assurance, designed for use with AI coding tools such as Claude Code… [qt-development-skills on Flowy](https://www.flowy.sh/listings/theqtcompanyrnd-agent-skills)

## Questions about upsonic alternatives

### What is the best alternative to upsonic?

repomix is the first of 12 alternatives to upsonic by shared technologies: it has 29,041 stars (ahead of upsonic), gained 100 stars this week and ships 1 MCP server, which upsonic does not.

### Which upsonic alternative has the most skills?

context-engineering-kit has the most, with 68 skills of the 12 alternatives listed. upsonic has 10.

### Is upsonic free?

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

## Related

- [Development plugins on Flowy](https://www.flowy.sh/listings/category/development)
- [Browse all skills](https://www.flowy.sh/skills)
- [Browse all agents](https://www.flowy.sh/agents)
- [upsonic on Flowy](https://www.flowy.sh/listings/upsonic-upsonic)