diff --git a/README.md b/README.md
index 10b242df..6cb4cba8 100644
--- a/README.md
+++ b/README.md
@@ -143,6 +143,7 @@ Third-party plugins built by the community. [PRs welcome](#contributing)!
 - [Codex Reviewer](https://github.com/schuettc/codex-reviewer) - Second-pass review of Claude-driven plans and implementations.
 - [Codex rg Guard](https://github.com/Rycen7822/codex-rg-guard) - Budgeted `rg`/`grep` replacement for Codex that narrows broad searches before they waste model context.
 - [Commit Narrator](./plugins/mturac/commit-narrator) - Generate semantic commit message from staged diff, including the _why_.
+- [Contorium](https://github.com/ContoriumLabs/contorium) - Runtime continuity layer for AI coding agents, providing persistent workspace state, Git-aware sessions, and MCP-based context retrieval across tools and agent runs.
 - [Deps Doctor](./plugins/mturac/deps-doctor) - Multi-ecosystem dependency audit (npm, pip, cargo, go) in one report.
 - [Dev Skills](https://github.com/Jason-chen-coder/dev-skills) - Team workflow skills for specs, plans, TDD, debugging, verification, review, branch finishing, and design context.
 - [Development Skills](https://github.com/reidemeister94/development-skills) - Three-tier triage (PASS_THROUGH / LIGHT / FULL 4-phase) development workflow for Codex and Claude Code with language auto-detection (Python, Java, TypeScript, Swift, frontend) and a staff-reviewer subagent for fresh-eyes review on every change.