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Self Managed Context

Self Managed Context is an agent skill (a SKILL.md file) from muratcankoylan/Agent-Skills-for-Context-Engineering. It should be used when a model gets read-write control over its own live context window instead of a harness-scheduled compaction policy: the context… It works with Claude Code, Codex, Cursor and GitHub Copilot and has 18,216 GitHub stars across a repository of 6 listed skills.

github.com/muratcankoylan/Agent-Skills-for-Context-Engineering/skills/self-managed-context (opens in a new tab)

Data as of from the GitHub API; description from the skill's SKILL.md. Report an error

View on GitHub (opens in a new tab)

Add this skill

Claude

This repository is a Claude Code plugin marketplace. In Claude Code:

/plugin marketplace add muratcankoylan/Agent-Skills-for-Context-Engineering
/plugin install context-engineering@context-engineering-marketplace

In the Claude apps, zip the self-managed-context folder and upload it under Customize > Skills > + > Upload a skill (code execution must be on).

ChatGPT / Codex

Codex reads skills from .agents/skills/ in a repo or ~/.agents/skills/ for every project:

git clone --depth 1 https://github.com/muratcankoylan/Agent-Skills-for-Context-Engineering.git
cp -r Agent-Skills-for-Context-Engineering/skills/self-managed-context .agents/skills/self-managed-context   # repo; ~/.agents/skills for all projects

Standalone skills also load in the ChatGPT desktop app.

Cursor

Cursor loads skills from .cursor/skills/ (or ~/.cursor/skills/) and also reads .claude/skills/:

git clone --depth 1 https://github.com/muratcankoylan/Agent-Skills-for-Context-Engineering.git
cp -r Agent-Skills-for-Context-Engineering/skills/self-managed-context .cursor/skills/self-managed-context   # project; ~/.cursor/skills for all projects

Source (checked Oct 7, 2026): code.claude.com/docs/en/skills (opens in a new tab), code.claude.com/docs/en/plugin-marketplaces (opens in a new tab), support.claude.com/en/articles/12512180-using-skills-in-claude (opens in a new tab), learn.chatgpt.com/docs/build-skills (opens in a new tab), cursor.com/docs/context/skills (opens in a new tab)

What this skill does

This skill should be used when a model gets read-write control over its own live context window instead of a harness-scheduled compaction policy: the context exposed as an editable file the model rewrites with code tools, model-driven eviction and in-place updates, the harness invariants that keep self-editing safe (pinned prefix, edit gate, edit receipts, budget readouts, rollback on overflow), the prefix-cache cost of mid-context edits, and steering or training the model's own…

When it triggers

  • used when a model gets read-write control over its own live context window instead of a harness-scheduled compaction policy: the context exposed as an editable file the model rewrites with code tools, model-driven eviction and in-place upda

More skills in muratcankoylan/Agent-Skills-for-Context-Engineering

6 skills are listed from this repository.

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All Docs & writing

FAQ

Self Managed Context FAQ

Still curious? Email info@appsgit.com.

How do I install the Self Managed Context skill?

In Claude Code, run /plugin marketplace add muratcankoylan/Agent-Skills-for-Context-Engineering and then /plugin install context-engineering@context-engineering-marketplace. For Codex or Cursor, copy the self-managed-context folder into .agents/skills/ or .cursor/skills/.

Is the Self Managed Context skill free?

Yes. The repository is open source under the MIT license.

Is Self Managed Context maintained?

The repository's most recent commit was on Oct 12, 2026. Its latest release is v2.3.0. appsgit only lists skills from repositories with a commit in the last six months.