Home/Compare/ECC vs oh-my-opencode-slim

Comparison

ECC vs oh-my-opencode-slim

Verdict

Pick ECC when eCC is primarily JavaScript; oh-my-opencode-slim is TypeScript; pick oh-my-opencode-slim when oh-my-opencode-slim is primarily TypeScript; ECC is JavaScript.

Markdown twin · ECC alternatives · oh-my-opencode-slim alternatives

GraphCanon updated today

ECC logo

ECC

affaan-m/ECC

228kpushed Jul 9, 2026
vs
oh-my-opencode-slim logo

oh-my-opencode-slim

alvinunreal/oh-my-opencode-slim

6.9kpushed Jul 14, 2026

Trust & integrity

SignalECCoh-my-opencode-slim
Maintenance
Very active (2d since push)
As of 4d · github_public_v1
Very active (0d since push)
As of today · github_public_v1
Provenance
Not a fork · Personal account
As of 4d · github_public_v1
Not a fork · Personal account
As of today · github_public_v1
OSV dependency advisories
No lockfile (source not queried)
As of 4d · osv@v1
No lockfile (source not queried)
As of today · osv@v1
deps.dev advisories
Not queried
deps.dev@v1
Not queried
deps.dev@v1
OpenSSF Scorecard
Not queried
openssf-scorecard@v1
Not queried
openssf-scorecard@v1

Tagline

ECC
The agent harness performance optimization system for AI agents
oh-my-opencode-slim
Lean, fine tuned Opencode multi agent suite · Mix any models · Auto delegate tasks

Stars

ECC
228k
oh-my-opencode-slim
6.9k

Forks

ECC
35k
oh-my-opencode-slim
417

Open issues

ECC
93
oh-my-opencode-slim
31

Language

ECC
JavaScript
oh-my-opencode-slim
TypeScript

Adopt for

ECC
ECC is a performance optimization system for AI agents built to enhance skills, instincts, memory, security, and development processes.
oh-my-opencode-slim
-

Persona

ECC
-
oh-my-opencode-slim
-

Runtime

ECC
-
oh-my-opencode-slim
-

License

ECC
MIT
oh-my-opencode-slim
MIT

Last pushed

ECC
Jul 9, 2026
oh-my-opencode-slim
Jul 14, 2026

Categories

ECC
AI Agents, Developer Tools
oh-my-opencode-slim
AI Agents, Developer Tools, LLM Frameworks

Trust and health

Days since push

ECC
2d
oh-my-opencode-slim
0d

Open issues (now)

ECC
93
oh-my-opencode-slim
31

Full report

oh-my-opencode-slim
Trust report

Choose ECC if…

  • ECC is primarily JavaScript; oh-my-opencode-slim is TypeScript.
  • ECC requires JavaScript environment and is open-source, licensed under MIT. Specific setup details are not provided within repository data.
  • Pricing: Being open source with an MIT license, ECC itself is free to use, but additional features or support might incur costs outside of the core project..
  • Tags unique to ECC: ai-agents, anthropic, claude, claude code.
  • When you are specifically working with AI agents like Claude Code and Codex that require advanced performance tuning across multiple dimensions such as skills and memory management.

When NOT to use ECC

  • For projects focusing solely on traditional software development workflows without AI components, ECC's specialized tools are not necessary.
  • In scenarios where you're working with closed-source or proprietary AI systems that do not allow for the same levels of customization as open platforms like those optimized by ECC.

Choose oh-my-opencode-slim if…

  • oh-my-opencode-slim is primarily TypeScript; ECC is JavaScript.
  • Tags unique to oh-my-opencode-slim: agentic-ai, antigravity, cerebras, oh-my-opencode.
  • Also covers LLM Frameworks.
  • oh-my-opencode-slim ships an MCP server manifest.

When NOT to use oh-my-opencode-slim

  • AI Agents: Don't use an agent loop when a deterministic workflow would do; agents add latency, cost, and non-determinism.
  • Developer Tools: A gateway is overkill when you're pinned to a single provider and model.
  • LLM Frameworks: Avoid a framework for a single prompt-and-retrieve call; the abstraction can cost more than it saves.

Explore

Sources

Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.

GitHub stars on cards: ECC 228k · oh-my-opencode-slim 6.9k (synced Jul 11, 2026).

Common questions

What is the difference between ECC and oh-my-opencode-slim?
ECC: The agent harness performance optimization system for AI agents. oh-my-opencode-slim: Lean, fine tuned Opencode multi agent suite · Mix any models · Auto delegate tasks. See the comparison table for live GitHub stats and shared categories.
When should I choose ECC over oh-my-opencode-slim?
Choose ECC over oh-my-opencode-slim when ECC is primarily JavaScript; oh-my-opencode-slim is TypeScript; ECC requires JavaScript environment and is open-source, licensed under MIT. Specific setup details are not provided within repository data; Pricing: Being open source with an MIT license, ECC itself is free to use, but additional features or support might incur costs outside of the core project.; Tags unique to ECC: ai-agents, anthropic, claude, claude code; When you are specifically working with AI agents like Claude Code and Codex that require advanced performance tuning across multiple dimensions such as skills and memory management.
When should I choose oh-my-opencode-slim over ECC?
Choose oh-my-opencode-slim over ECC when oh-my-opencode-slim is primarily TypeScript; ECC is JavaScript; Tags unique to oh-my-opencode-slim: agentic-ai, antigravity, cerebras, oh-my-opencode; Also covers LLM Frameworks; oh-my-opencode-slim ships an MCP server manifest.
When should I avoid ECC?
For projects focusing solely on traditional software development workflows without AI components, ECC's specialized tools are not necessary. In scenarios where you're working with closed-source or proprietary AI systems that do not allow for the same levels of customization as open platforms like those optimized by ECC.
When should I avoid oh-my-opencode-slim?
AI Agents: Don't use an agent loop when a deterministic workflow would do; agents add latency, cost, and non-determinism. Developer Tools: A gateway is overkill when you're pinned to a single provider and model. LLM Frameworks: Avoid a framework for a single prompt-and-retrieve call; the abstraction can cost more than it saves.
Is ECC or oh-my-opencode-slim more popular on GitHub?
ECC has more GitHub stars (228,395 vs 6,922). Stars measure visibility, not whether either tool fits your constraints.
Are ECC and oh-my-opencode-slim open source?
Yes - both are open-source projects on GitHub (ECC: MIT, oh-my-opencode-slim: MIT).
Where can I find alternatives to ECC or oh-my-opencode-slim?
GraphCanon lists graph-backed alternatives at ECC alternatives and oh-my-opencode-slim alternatives (ECC markdown twin, oh-my-opencode-slim markdown twin), ranked by typed relationship edges rather than popularity votes.
Is there a machine-readable version of this comparison?
Yes. The markdown twin at this comparison mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
Which is better maintained, ECC or oh-my-opencode-slim?
ECC: Very active. oh-my-opencode-slim: Very active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.
Where are the full trust reports for ECC and oh-my-opencode-slim?
GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: ECC trust report; oh-my-opencode-slim trust report.

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