bun for Codex

1,150 mods tagged bun that install into Codex, measured the same four ways as everything else here: what each costs in tokens on every session, what a security scan found and why, whether it is the original, and what changed.

Also for Codex: anthropic · Git and workflow · Python · Web3 and blockchain · React · TypeScript · Go · openai · android · docker · Rust · Localization

icon-composer-mcp

25

ethbak/icon-composer-mcp

MCP server Claude CodeCodexCursor +2

CLI and MCP server for creating Apple .icon bundles with Liquid Glass effects (iOS 26+). Runs locally from the icon-composer-mcp npm package.

not rated 67 +5 1mo ago A tokens not measured original MIT

stitch

26

vobase/vobase

MCP server Claude CodeCodexCursor +2

MCP server "stitch", hosted remotely at stitch.googleapis.com, as configured in vobase/vobase.

not rated 61 3mo ago A tokens not measured original MIT

getdesign

27

MohtashamMurshid/getdesign

Skill Claude CodeCodex

Turn any public URL into a production-grade 9-section design.md spec (colors, typography, components, layout, depth, motion, responsive, prompt guide) using the agent's own built-in tools — WebFetch, browser/screenshot, and file writes. Use when the user asks to "generate a design system from a URL", "extract brand…

not rated 55 changed 1mo ago A Socket: passSnyk: warnSkillSpector: warn 132 tokens original MIT

tikoci/rosetta

MCP server Claude CodeCodexCursor +2

MCP server "io.github.tikoci/rosetta" as configured in tikoci/rosetta. Launched with bun run src/mcp.ts.

not rated 54 +3 6d ago A tokens not measured original MIT

mandu-mcp-index

29

konamgil/mandu

Skill Claude CodeCodex

A routing guide for choosing among Mandu's many coding-agent tools and workflow instructions. Mandu is a project system with tools for creating features, checking edits, debugging, refactoring, and deploying.

not rated 47 2mo ago A SkillSpector: pass 69 tokens original MPL-2.0

contract

30

AbyssCN/oh-my-dag

Skill Claude CodeCodex

A way to turn agreed design decisions into a formal software design document. The document gives coding agents or other implementers goals, decisions, rules, dependencies, non-goals, and open questions.

not rated 44 26d ago A 102 tokens original MIT

sceneproof

31

ReyJ94/SceneProof

Skill Claude CodeCodex

Use whenever a change can alter rendered output — components, styles, layout, SVG, canvas, scenes, cameras, lights, materials, animation — before claiming that something looks right, is visible, or renders correctly, and when diagnosing why something is invisible, black, clipped, misframed, or mis-lit.

not rated 43 +1 changed 2d ago A SkillSpector: pass 66 tokens original MIT

add-a-service

32

lonormaly/builders-stack

Skill Claude CodeCodex needs its repo

Scaffold a new service under services/ in the builders-stack monorepo. Use when something needs its own URL, port, or independent deploy. Covers the package, entrypoint, config, Tilt, deployment registry, and shared small-image build path.

not rated 42 1mo ago A SkillSpector: pass 55 tokens original MIT

find-skills

33

Eldergenix/Proofloop

Skill Claude CodeCodex

Helps users discover and install agent skills when they ask questions like "how do I do X", "find a skill for X", "is there a skill that can...", or express interest in extending capabilities. This skill should be used when the user is looking for functionality that might exist as an installable skill.

not rated 39 +1 5mo ago A 67 tokens copy · 91% MIT

doeixd/opencode-ralph-rlm

Skill Claude CodeCodex

Before starting a Ralph RLM loop, interview the user to sharpen the goal, stress-test the design, and write an authored PLAN.md (goal, definition of done, milestones, open questions, invariants) that the loop can follow. Use when a user wants to plan, scope, or stress-test work before delegating it to the supervisor /…

not rated 32 4mo ago A 89 tokens

design-skill

35

Overbrilliant/ob-1

Skill Claude CodeCodex

Use BEFORE building or restyling anything a user will see — web/mobile UIs, landing pages, dashboards, components, emails, AND creative work like Three.js/WebGL/canvas/SVG scenes, data-viz, games, and animations — to make it look intentional and polished, not generic; covers tokens, type, color, layout, motion…

not rated 29 +2 11d ago A 82 tokens original Apache-2.0

add-connector

36

kombohq/company-brain

Skill Claude CodeCodex

Add or change a connector that syncs a new data source into this repo's context. Use when the user wants to mirror another source (an API, a website, a database, a repo) into context/, add a sync script, wire package.json, or set up the CI workflow, following the existing Notion / web / repo connectors.

not rated 27 4mo ago A 74 tokens original MIT

codex-tldraw-mcp

37

jananadiw/codex-tldraw-mcp

MCP server Claude CodeCodexCursor +2

A Codex stdio MCP server that generates repo-local tldraw diagrams and detects code graph drift. Runs locally from the codex-tldraw-mcp npm package. Needs 1 environment variable to run.

not rated 25 4d ago A tokens not measured original MIT

munkel

38

limehq/munkel

Skill Claude CodeCodex

Send ephemeral end-to-end-encrypted messages that appear in friends' MacBook notches, via the munkel CLI (macOS). Use when the user wants to message, ping, or notify someone in a Munkel channel, broadcast to a channel, or list Munkel channels and members.

not rated 23 1mo ago A SkillSpector: pass 65 tokens original MIT

sonarqube

39

DiegoFleitas/letterboxd-movie-justwatch

MCP server Claude CodeCodexCursor +2

One of 3 in .mcp.json

MCP server "sonarqube", hosted remotely at api.sonarcloud.io, as configured in DiegoFleitas/letterboxd-movie-justwatch.

not rated 22 3d ago A tokens not measured GPL-3.0

intercom

40

MuhammadTalhaMT/claude-intercom

MCP server Claude CodeCodexCursor +2

Relays messages between two Claude Code sessions on different machines using the Channels API. Runs locally from the claude-intercom npm package. Needs 6 environment variables to run.

not rated 21 2mo ago A tokens not measured original MIT

ChronoAIProject/Ornn

Skill Claude CodeCodex

The manual an AI agent loads to operate Ornn — the model-agnostic skill-lifecycle API (an npm-style registry + CLI for agent skills) — via the NyxID CLI (nyxid proxy request ornn-api …). Load and follow this skill WHENEVER the user asks to do anything with Ornn skills or skillsets. Skills: search Ornn or find a skill…

not rated 20 changed 1mo ago A SkillSpector: warn 337 tokens original Apache-2.0

flywheel

42

veryfront/veryfront-code

Skill Claude CodeCodex

Development flywheel - autonomous cycle of run, observe, fix, verify. Use for continuous development with browser automation.

not rated 20 yesterday A SkillSpector: pass 26 tokens original Apache-2.0

Code Review

43

wsauret/flywheel

Skill Claude CodeCodex

Review completed code or a plan with right-sized specialist agents.

not rated 19 +5 changed yesterday A 15 tokens original Apache-2.0

selftune

44

selftune-dev/selftune

Skill Claude CodeCodex

Self-improving skills toolkit that watches real agent sessions, detects missed triggers, grades execution quality, and improves skill packages through evals, replay, baselines, review, and post-deploy watch. Use when verifying or publishing a skill, improving instructions or routing, checking skill health, grading…

not rated 18 changed 12d ago A SkillSpector: warn 148 tokens original MIT

gvastethecreator/codex-studio

Skill Codex

Sprite atlas pipeline. Use for sprites, tilesets, textures, asset sheets, extraction, curation, and QA.

not rated 16 1mo ago A SkillSpector: pass 29 tokens original MIT

ui-debugger

46

developerz-ai/open-mmorpg

MCP server Claude CodeCodexCursor +2

One of 2 in .mcp.json

Autonomous UI debugging MCP server. Give a goal; a fast agent drives the browser/desktop, finds bugs + visual issues, and reports back. Runs locally from the @developerz.ai/ui-debugger-mcp npm package. Needs 2 environment variables to run.

not rated 15 yesterday A tokens not measured original MIT

kb

47

hraness/kb

Skill Codex

Set up, evolve, or operate a hraness/kb local-first Markdown knowledge base for coding-agent memory. Use when a user asks to design KB conventions or a recurring KB ritual; search or query a KB or Obsidian vault; load or recover repository context, plans, decisions, concepts, backlinks, semantic search, or Git…

not rated 13 changed 1mo ago A SkillSpector: pass 155 tokens original MIT

At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: