ECC vs deer-flow
| ECC | deer-flow | |
|---|---|---|
| Description | The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond. | An open-source long-horizon SuperAgent harness that researches, codes, and creates. With the help of sandboxes, memories, tools, skill, subagents and message gateway, it handles different levels of ta |
| Author | affaan-m | bytedance |
| Stars | 280691 | 83939 |
| Language | JavaScript | Python |
| License | MIT | MIT |
| Last update | 2026-10-15T19:17:01Z | 2026-10-16T03:01:02Z |
| Source | https://github.com/affaan-m/ECC | https://github.com/bytedance/deer-flow |
ECC has more community adoption (stars); deer-flow was updated more recently.