hashgraph-online/awesome-codex-plugins

A curated list of awesome OpenAI Codex / ChatGPT plugins, skills, and resources. The #1 Codex Marketplace. See live plugins at: https://hol.org/plugins/best-codex-plugins

956Stars on the repository
200Mods indexed here, across every type
todayLast push, which is what freshness is scored on
Apache-2.0Licence, which decides whether bodies are shown

goal-convergence

169

hashgraph-online/awesome-codex-plugins

Skill Claude Code

Goal-oriented autonomous loop with external completion oracle. Keeps iterating until verifiable stopping conditions are met, checked by a separate model.

not rated 956 +23 today A SkillSpector: pass 30 tokens original Apache-2.0

goframe-v2

170

hashgraph-online/awesome-codex-plugins

Skill Claude CodeCodex

GoFrame development skill. TRIGGER when writing/modifying Go files, implementing services, creating APIs, or database operations. DO NOT TRIGGER for frontend/shell scripts.

not rated 956 +23 today A SkillSpector: pass 40 tokens original Apache-2.0

golang-patterns

171

hashgraph-online/awesome-codex-plugins

Skill Claude CodeCodex needs its repo

Idiomatic Go patterns, best practices, and conventions for building robust, efficient, and maintainable Go applications.

not rated 956 +23 today A 27 tokens copy · 86% Apache-2.0

golang-testing

172

hashgraph-online/awesome-codex-plugins

Skill Claude CodeCodex

Go testing patterns including table-driven tests, subtests, benchmarks, fuzzing, and test coverage. Follows TDD methodology with idiomatic Go practices.

not rated 956 +23 today A 35 tokens copy · 91% Apache-2.0

google-workspace-ops

173

hashgraph-online/awesome-codex-plugins

Skill Claude CodeCodex

Operate across Google Drive, Docs, Sheets, and Slides as one workflow surface for plans, trackers, decks, and shared documents. Use when the user needs to find, summarize, edit, migrate, or clean up Google Workspace assets without dropping to raw tool calls.

not rated 956 +23 today A 59 tokens copy · 92% Apache-2.0

graphify

174

hashgraph-online/awesome-codex-plugins

Skill Codex

An optional knowledge-graph tool for scanning an existing codebase and mapping modules, dependencies, and call paths. A knowledge graph stores relationships so questions about how parts of a system connect can be answered.

not rated 956 +23 today A SkillSpector: pass 57 tokens original Apache-2.0

harness-audit

175

hashgraph-online/awesome-codex-plugins

Skill Codex

An audit skill for reviewing a coding-agent platform's setup across seven areas, such as agent coverage, skills, hooks, rules, commands, and documentation. It produces scores and suggested actions.

not rated 956 +23 today A SkillSpector: pass 112 tokens original Apache-2.0

hashgraph-online/awesome-codex-plugins

Skill Claude CodeCodex

Design, implement, and refactor Ports & Adapters systems with clear domain boundaries, dependency inversion, and testable use-case orchestration across TypeScript, Java, Kotlin, and Go services.

not rated 956 +23 today A 44 tokens copy · 97% Apache-2.0

hashgraph-online/awesome-codex-plugins

Skill Claude CodeCodex

Codified expertise for demand forecasting, safety stock optimization, replenishment planning, and promotional lift estimation at multi-location retailers. Informed by demand planners with 15+ years experience managing hundreds of SKUs. Includes forecasting method selection, ABC/XYZ analysis, seasonal transition…

not rated 956 +23 today A 86 tokens copy · 94% Apache-2.0

investor-materials

178

hashgraph-online/awesome-codex-plugins

Skill Claude CodeCodex

Create and update pitch decks, one-pagers, investor memos, accelerator applications, financial models, and fundraising materials. Use when the user needs investor-facing documents, projections, use-of-funds tables, milestone plans, or materials that must stay internally consistent across multiple fundraising assets.

not rated 956 +23 today A 61 tokens copy · 98% Apache-2.0

investor-outreach

179

hashgraph-online/awesome-codex-plugins

Skill Claude CodeCodex

Draft cold emails, warm intro blurbs, follow-ups, update emails, and investor communications for fundraising. Use when the user wants outreach to angels, VCs, strategic investors, or accelerators and needs concise, personalized, investor-facing messaging.

not rated 956 +23 today A 54 tokens copy · 83% Apache-2.0

java-coding-standards

181

hashgraph-online/awesome-codex-plugins

Skill Claude CodeCodex

Java coding standards for Spring Boot services: naming, immutability, Optional usage, streams, exceptions, generics, and project layout.

not rated 956 +23 today A SkillSpector: pass 35 tokens original Apache-2.0

java-unit-test

182

hashgraph-online/awesome-codex-plugins

Skill Codex

A code-generation guide for Java unit tests in Spring Boot projects. Unit tests check one small piece of code in isolation; Spring Boot is a Java framework for building web applications and services.

not rated 956 +23 today A SkillSpector: pass 113 tokens original Apache-2.0

jpa-patterns

183

hashgraph-online/awesome-codex-plugins

Skill Claude CodeCodex

JPA/Hibernate patterns for entity design, relationships, query optimization, transactions, auditing, indexing, pagination, and pooling in Spring Boot.

not rated 956 +23 today A 33 tokens copy · 86% Apache-2.0

karpathy-guidelines

184

hashgraph-online/awesome-codex-plugins

Skill Codex

A set of guardrails for coding agents that emphasizes clarifying assumptions, choosing the smallest suitable change, and limiting edits to the requested scope. It also encourages verifiable success conditions and points to separate testing and verification practices.

not rated 956 +23 today A SkillSpector: pass 78 tokens original Apache-2.0

hashgraph-online/awesome-codex-plugins

Skill Claude CodeCodex

Kotlin Coroutines and Flow patterns for Android and KMP — structured concurrency, Flow operators, StateFlow, error handling, and testing.

not rated 956 +23 today A SkillSpector: pass 35 tokens original Apache-2.0

hashgraph-online/awesome-codex-plugins

Skill Claude CodeCodex

JetBrains Exposed ORM patterns including DSL queries, DAO pattern, transactions, HikariCP connection pooling, Flyway migrations, and repository pattern.

not rated 956 +23 today A SkillSpector: pass 36 tokens original Apache-2.0

kotlin-ktor-patterns

187

hashgraph-online/awesome-codex-plugins

Skill Claude CodeCodex

Ktor server patterns including routing DSL, plugins, authentication, Koin DI, kotlinx.serialization, WebSockets, and testApplication testing.

not rated 956 +23 today A SkillSpector: pass 34 tokens original Apache-2.0

kotlin-patterns

188

hashgraph-online/awesome-codex-plugins

Skill Claude CodeCodex

Idiomatic Kotlin patterns, best practices, and conventions for building robust, efficient, and maintainable Kotlin applications with coroutines, null safety, and DSL builders.

not rated 956 +23 today A 37 tokens copy · 100% Apache-2.0

kotlin-testing

189

hashgraph-online/awesome-codex-plugins

Skill Claude CodeCodex

Kotlin testing patterns with Kotest, MockK, coroutine testing, property-based testing, and Kover coverage. Follows TDD methodology with idiomatic Kotlin practices.

not rated 956 +23 today A 38 tokens copy · 100% Apache-2.0

langfuse-coding-trace

190

hashgraph-online/awesome-codex-plugins

Skill Codex

A tracing integration that records the major steps of a coding workflow in Langfuse, a self-hosted system for viewing application traces and timing. It reports events such as code generation, compilation, startup, testing, and fixes.

not rated 956 +23 today A SkillSpector: pass 118 tokens original Apache-2.0

laravel-patterns

191

hashgraph-online/awesome-codex-plugins

Skill Claude CodeCodex

Laravel architecture patterns, routing/controllers, Eloquent ORM, service layers, queues, events, caching, and API resources for production apps.

not rated 956 +23 today A SkillSpector: pass 32 tokens original Apache-2.0

hashgraph-online/awesome-codex-plugins

Skill Claude CodeCodex

Discover and evaluate Laravel packages via LaraPlugins.io MCP. Use when the user wants to find plugins, check package health, or assess Laravel/PHP compatibility.

not rated 956 +23 today A SkillSpector: pass 37 tokens original Apache-2.0

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