Languages

15,070 mods in this category, of every kind an agent can take. Each one carries what it costs per session, what the scan found, and whether it is the original.

backend-conventions

218

fpindej/netrock

Skill Claude Code

Backend convention reference (.NET 10 / C# 13). Auto-injected into backend-aware agents - not user-invocable.

not rated 235 5d ago A SkillSpector: pass 27 tokens original MIT

goai

219

zendev-sh/goai

Skill Claude CodeCodex

GoAI is a Go SDK for AI applications. One unified API across 25+ LLM providers. Inspired by the Vercel AI SDK, adapted to Go idioms (generics, interfaces, channels).

not rated 234 +1 changed 1mo ago A 0 tokens original MIT

modernize-tests

221

aduermael/herm

Skill Claude CodeCodex

Modernize test suites to use modern Swift Testing features or migrate from XCTest.

not rated 233 2mo ago A SkillSpector: pass 19 tokens original MIT

flameox

222

morluto/flameox

MCP server Claude CodeCodexCursor +2

Runtime evidence that helps agents trace, profile, and burn down hotspots in application and native code, GPU kernels, and inference stacks. Runs locally from the flameox Python package.

not rated 233 +4 5d ago A tokens not measured original MIT

cuda

223

technillogue/ptx-isa-markdown

Skill Claude CodeCodex

CUDA kernel development, debugging, and performance optimization for Claude Code. Use when writing, debugging, or optimizing CUDA code, GPU kernels, or parallel algorithms. Covers non-interactive profiling with nsys/ncu, debugging with cuda-gdb/compute-sanitizer, binary inspection with cuobjdump, and performance…

not rated 231 10mo ago A 102 tokens

sondera

224

sondera-ai/sondera-coding-agent-hooks

MCP server Claude CodeCodexCursor +2

MCP server "sondera" as configured in sondera-ai/sondera-coding-agent-hooks. Launched with cargo run --quiet -p sondera -- mcp.

not rated 231 +1 3d ago A tokens not measured original MIT

lean4

226

frenzymath/Archon

Plugin Claude Code

Bundles 1 skill, 11 commands, 4 agents, 3 hooks · 404 tokens together

Archon's modified Lean 4 plugin (draft, formalize, autoformalize, prove, autoprove, checkpoint, review, refactor, golf, learn, doctor) — forked from cameronfreer/lean4-skills.

not rated 230 +1 2mo ago A tokens not measured original Apache-2.0

neverthrow

228

davis7dotsh/river

Cursor rule Cursor

When handling errors, use the neverthrow library to handle errors.

not rated 228 7mo ago A 0 tokens original MIT

codex-panel-reproduce

229

littlepeachs/NaturePanelForge

Skill Claude CodeCodex

Use this skill when asked to reproduce or refine a single scientific figure panel as editable Python/matplotlib code in NaturePanelForge. It covers the local Codex panel-to-code workflow, dry-runs, review loops, expected artifacts, and validation.

not rated 225 3mo ago A SkillSpector: pass 56 tokens original MIT

go-127

230

dimetron/pi-go

Skill Claude CodeCodex

What changed in Go 1.27 (released August 2026) and how it changes the way Go is written in pi-go. Use this skill when writing or reviewing Go that could use a 1.27 feature, when bumping the go directive in go.mod, when a build or test behaves differently after a toolchain upgrade, or when code-guidelines-go points…

not rated 222 changed 1mo ago A SkillSpector: warn 177 tokens original MIT

agent-inspect

232

rajudandigam/agent-inspect

Skill Claude CodeCodex

Local evidence debugger and trajectory-test toolkit for TypeScript AI agents. Use when capturing framework-faithful traces, asserting TraceContract/TraceFacts, packaging Evidence v2, or inspecting local runs over read-only MCP (gettracefacts).

not rated 211 +43 2d ago A SkillSpector: warn 52 tokens original MIT

luamake

233

actboy168/luamake

Skill Claude CodeCodex

A Lua-based build system that generates Ninja build files for compiling C, C++, Lua modules, libraries, and programs. Build files describe how source code is turned into runnable software.

not rated 211 changed 10d ago A SkillSpector: pass 219 tokens original MIT

Dicklesworthstone/meta_skill

Skill Claude CodeCodex

Build terminal UIs with Charmbracelet (Bubble Tea, Lip Gloss, Gum). Use when: Go TUI, shell prompts/spinners, "make CLI prettier", adaptive layouts, async rendering, focus state machines, sparklines, heatmaps, kanban boards, SSH apps.

not rated 210 +2 today A 65 tokens

kmp-lsp

235

Hessesian/kmp-lsp

Skill Claude CodeCodex

Kotlin/Java/Swift LSP server for code navigation in Android and iOS codebases. Use when navigating Kotlin, Java, or Swift source files: finding class definitions, listing symbols, jumping to implementations, finding all usages, checking type signatures, or switching workspace between projects. Triggers for: "find this…

not rated 208 +2 changed 1mo ago A SkillSpector: pass 114 tokens original MIT

skills

236

modular/skills

Plugin Claude Code

Bundles 11 skills · 1,311 tokens together

All official Modular skills for MAX and Mojo.

not rated 207 +1 changed 1mo ago A tokens not measured

rust-rustrover-cargo

237

moeru-ai/auv

Cursor rule Cursor

Rust edits use RustRover MCP for structure and Cargo for validation.

not rated 206 +8 3d ago A 0 tokens original Apache-2.0

nvalchemi-toolkit

239

NVIDIA/nvalchemi-toolkit

Skill Claude CodeCodex ✓ vendor

Build and change NVIDIA ALCHEMI Toolkit (nvalchemi) workflows for atomistic simulation and machine-learned interatomic potentials (MLIPs). Use for batched structure relaxation, molecular dynamics, reaction paths, training or fine-tuning an MLIP, atomistic datasets in Zarr, generative structure workflows, model…

not rated 204 +2 today C 177 tokens original Apache-2.0

lucid-agents

240

daydreamsai/lucid-agents

Skill Codex

Build, modify, review, debug, or deploy TypeScript services made with the Lucid Agents SDK. Use whenever a project imports @lucid-agents packages or the user asks about Lucid runtimes, entrypoints, adapters, payments, MPP, identity, wallets, A2A tasks, service UI, scaffolding, or deployment.

not rated 201 +1 3mo ago A SkillSpector: pass 75 tokens original MIT

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