JustineDevs/premortem

An agentic system that performs swarm-style repository audits and synthesizes structured GitLab/Github issues.

2Stars on the repository
200Mods indexed here, across every type
1mo agoLast push, which is what freshness is scored on
Apache-2.0Licence, which decides whether bodies are shown

obsidian-vault

73

JustineDevs/premortem

Skill Claude CodeCodex

Search, create, and manage notes in the Obsidian vault with wikilinks and index notes. Use when user wants to find, create, or organize notes in Obsidian.

not rated 2 1mo ago A 43 tokens copy · 100% Apache-2.0

caveman

74

JustineDevs/premortem

Skill Claude CodeCodex

Ultra-compressed communication mode. Cuts token usage 75% by dropping filler, articles, and pleasantries while keeping full technical accuracy. Use when user says "caveman mode", "talk like caveman", "use caveman", "less tokens", "be brief", or invokes /caveman.

not rated 2 1mo ago A 68 tokens copy · 100% Apache-2.0

grill-me

75

JustineDevs/premortem

Skill Claude CodeCodex

Interview the user relentlessly about a plan or design until reaching shared understanding, resolving each branch of the decision tree. Use when user wants to stress-test a plan, get grilled on their design, or mentions "grill me".

not rated 2 1mo ago A 49 tokens copy · 92% Apache-2.0

handoff

76

JustineDevs/premortem

Skill Claude Code

Compact the current conversation into a handoff document for another agent to pick up.

not rated 2 1mo ago A 19 tokens copy · 78% Apache-2.0

teach

77

JustineDevs/premortem

Skill Claude Code

Teach the user a new skill or concept, within this workspace.

not rated 2 1mo ago A 15 tokens copy · 84% Apache-2.0

write-a-skill

78

JustineDevs/premortem

Skill Claude CodeCodex

Create new agent skills with proper structure, progressive disclosure, and bundled resources. Use when user wants to create, write, or build a new skill.

not rated 2 1mo ago A 35 tokens copy · 100% Apache-2.0

prototype

79

JustineDevs/premortem

Skill Claude CodeCodex

Build a throwaway prototype to flesh out a design before committing to it. Routes between two branches — a runnable terminal app for state/business-logic questions, or several radically different UI variations toggleable from one route. Use when the user wants to prototype, sanity-check a data model or state machine…

not rated 2 1mo ago A 90 tokens copy · 83% Apache-2.0

tdd

80

JustineDevs/premortem

Skill Claude CodeCodex

Test-driven development with red-green-refactor loop. Use when user wants to build features or fix bugs using TDD, mentions "red-green-refactor", wants integration tests, or asks for test-first development.

not rated 2 1mo ago A 45 tokens copy · 86% Apache-2.0

to-issues

81

JustineDevs/premortem

Skill Claude CodeCodex

Break a plan, spec, or PRD into independently-grabbable issues on the project issue tracker using tracer-bullet vertical slices. Use when user wants to convert a plan into issues, create implementation tickets, or break down work into issues.

not rated 2 1mo ago A 53 tokens copy · 100% Apache-2.0

to-prd

82

JustineDevs/premortem

Skill Claude CodeCodex

Turn the current conversation context into a PRD and publish it to the project issue tracker. Use when user wants to create a PRD from the current context.

not rated 2 1mo ago A 36 tokens copy · 86% Apache-2.0

triage

83

JustineDevs/premortem

Skill Claude CodeCodex

Triage issues through a state machine driven by triage roles. Use when user wants to create an issue, triage issues, review incoming bugs or feature requests, prepare issues for an AFK agent, or manage issue workflow.

not rated 2 1mo ago A 49 tokens copy · 83% Apache-2.0

review

84

JustineDevs/premortem

Skill Claude CodeCodex

Review the changes since a fixed point (commit, branch, tag, or merge-base) along two axes — Standards (does the code follow this repo's documented coding standards?) and Spec (does the code match what the originating issue/PRD asked for?). Runs both reviews in parallel sub-agents and reports them side by side. Use…

not rated 2 1mo ago A 95 tokens copy · 100% Apache-2.0

writing-beats

85

JustineDevs/premortem

Skill Claude CodeCodex

Shape an article as a journey of beats, choose-your-own-adventure style. The user picks a starting beat from the raw material, you write only that beat, then offer options for where to pivot next, beat by beat, until the article reaches a natural end. Use when the user has raw material and wants to assemble it as a…

not rated 2 1mo ago A 78 tokens copy · 100% Apache-2.0

writing-fragments

86

JustineDevs/premortem

Skill Claude CodeCodex

Grilling session that mines the user for fragments — heterogeneous nuggets of writing (claims, vignettes, sharp sentences, half-thoughts) — and appends them to a single document as raw material for a future article. Use when the user wants to develop ideas before imposing structure, or mentions "fragments", "ideate"…

not rated 2 1mo ago A 80 tokens copy · 100% Apache-2.0

writing-shape

87

JustineDevs/premortem

Skill Claude CodeCodex

Take a markdown file of raw material and shape it into an article through a conversational session — drafting candidate openings, growing the piece paragraph by paragraph, arguing about format (lists, tables, callouts, quotes) at each step. Use when the user has a pile of notes, fragments, or a rough draft and wants…

not rated 2 1mo ago A 76 tokens copy · 100% Apache-2.0

zoom-out

88

JustineDevs/premortem

Skill Claude Code

Tell the agent to zoom out and give broader context or a higher-level perspective. Use when you're unfamiliar with a section of code or need to understand how it fits into the bigger picture.

not rated 2 1mo ago A 40 tokens copy · 100% Apache-2.0

JustineDevs/premortem

Skill Claude CodeCodex

Guides Microsoft Entra ID app registration, OAuth 2.0 authentication, and MSAL integration. USE FOR: create app registration, register Azure AD app, configure OAuth, set up authentication, add API permissions, generate service principal, MSAL example, console app auth, Entra ID setup, Azure AD authentication. DO NOT…

not rated 2 1mo ago A 105 tokens copy · 95% Apache-2.0

JustineDevs/premortem

Skill Claude CodeCodex

Expression Language injection playbook. Use when Java EL, SpEL, OGNL, or MVEL expressions may evaluate attacker-controlled input in Spring, Struts2, Confluence, or similar frameworks.

not rated 2 1mo ago A 45 tokens copy · 100% Apache-2.0

faq-page

91

JustineDevs/premortem

Skill Claude CodeCodex

A Frequently Asked Questions (FAQ) page with collapsible accordion sections, search functionality, and category filtering. Use when the brief asks for "FAQ", "help center", "questions", or "support page".

not rated 2 1mo ago A 46 tokens copy · 100% Apache-2.0

file-access-vuln

92

JustineDevs/premortem

Skill Claude CodeCodex

Entry P1 category router for file access and upload workflows. Use when testing download endpoints, file paths, local file inclusion, upload flows, preview pipelines, archive extraction, or storage and sharing boundaries.

not rated 2 1mo ago A 46 tokens copy · 100% Apache-2.0

find-keywords

93

JustineDevs/premortem

Skill Claude CodeCodex

Build a prioritized keyword list for a website, topic, or campaign. Use when the user asks about keyword research, finding keywords to target, building a keyword list, search demand, keyword difficulty, intent mapping, or which keywords to prioritize. For writing content around keywords, see brief. For grouping…

not rated 2 1mo ago A 72 tokens copy · 100% Apache-2.0

JustineDevs/premortem

Skill Claude CodeCodex

Format string exploitation playbook. Use when printf-family functions receive user-controlled format strings, enabling arbitrary stack reads (%p/%s), arbitrary memory writes (%n/%hn/%hhn), GOT/hook overwrites, and canary/libc/PIE leaks.

not rated 2 1mo ago A 58 tokens copy · 100% Apache-2.0

next-best-practices

95

JustineDevs/premortem

Skill Claude Code

Next.js best practices - file conventions, RSC boundaries, data patterns, async APIs, metadata, error handling, route handlers, image/font optimization, bundling.

not rated 2 1mo ago A 38 tokens copy · 100% Apache-2.0

JustineDevs/premortem

Skill Claude CodeCodex

React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js code to ensure optimal performance patterns. Triggers on tasks involving React components, Next.js pages, data fetching, bundle optimization, or performance…

not rated 2 1mo ago A 67 tokens copy · 92% Apache-2.0

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: