head to head · open source
ECC vs Giselle
ECC has 296,647 GitHub stars, 43,867 forks, 225 open issues and last shipped 2 days ago. Giselle has 559 stars, 121 forks, 0 open issues and last shipped yesterday. ECC leads on adoption by 52,967% (296,647 vs 559 stars). ECC is written in JavaScript under MIT; Giselle is written in TypeScript under Apache-2.0. ECC has attracted 15% as many forks as stars, Giselle 22%. Giselle was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (ai-agents, anthropic), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| ECC | Giselle | |
|---|---|---|
| GitHub stars | ★ 297K | ★ 559 |
| License | MIT | Apache-2.0 |
| Written in | JavaScript | TypeScript |
| Last push | 2026-11-02 | 2026-11-03 |
| Forks | ⑂ 44K | ⑂ 121 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick ECC if
- You weight community size — 297K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick Giselle if
- You want the Giselle feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and Giselle fits your workflow better
About ECC
Language: English العربية Português (Brasil) 简体中文 繁體中文 日本語 한국어 Türkçe Русский Tiếng Việt ไทย Deutsch Español Українська Polski বাংলা [!WARNING] Official sources only. Install ECC only from verified channels: the GitHub repository github.com/affaan m/ECC, the npm packages ecc universal and ecc agentshield , the GitHub App, the plugin slug ecc@ecc , and the project website ecc.tools. Third party re uploads and unofficial mirrors are not maintained or reviewed by the project and may contain malware. Install with Claude Code Use the guided setup or native plugin commands. Both install the same ecc@ecc plugin. Choose…
About Giselle
the AI agent studio powering product delivery ▶︎▶︎ The YouTube video with audio can be found here ◀︎◀︎ 👋 Introduction Giselle is an open source AI for agentic workflows, enabling seamless human AI collaboration. ⚡ Quick Start Get Giselle running locally in under 2 minutes: Open and start building your AI agents! Note : You need at least one AI provider API key. Supported providers: OpenAI, Anthropic, Google AI. ✨ Features ⚡ GitHub AI Operations Automates issues, PRs, and deployments with AI 🎨 Visual Agent Builder Create and modify agents in minutes using an intuitive drag and drop interface 🤖 Multi Model…
read the full Giselle overview →
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Frequently asked questions
Is ECC or Giselle more popular?
ECC has 296,647 GitHub stars and Giselle has 559. ECC has the larger community by that measure.
Are ECC and Giselle free?
Both are open source. ECC is licensed under MIT and Giselle under Apache-2.0. Neither carries a licence fee.
What is the difference between ECC and Giselle?
ECC is written in JavaScript and Giselle in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, ECC or Giselle?
Choose ECC if you want the larger community (296,647 stars) or its MIT licence terms. Choose Giselle if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.