jtsang4

34 mods across 4 repositories, 124 stars between them.

fetcher

01

jtsang4/efficient-coding

MCP server Claude CodeCodexCursor +2

MCP server for fetching web content using Playwright browser. Runs locally from the fetcher-mcp npm package.

2 6d ago A tokens not measured original MIT

jtsang4/efficient-coding

Skill Claude CodeCodex

Assess whether external material such as a paper, article, repository, design, talk, internal document, or benchmark offers meaningful improvements for an existing project. Use when the user asks to read material, relate it to a project, identify applicable ideas, compare it with current implementation, or recommend…

2 6d ago A 72 tokens original MIT

brainstorming

03

jtsang4/efficient-coding

Skill Claude CodeCodex

Use only when the user explicitly asks to do brainstorming (e.g., says 'brainstorm'/'头脑风暴' or invokes $brainstorming). Do not auto-trigger based on general creative work.

2 6d ago A 46 tokens copy · 80% MIT

coaching-engine

04

jtsang4/efficient-coding

Skill Claude CodeCodex

A shared interview engine for report and planning coaching, with rules for asking one question at a time and confirming judgments with the user.

2 6d ago A 39 tokens original MIT

codex-skill-creator

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jtsang4/efficient-coding

Skill Claude CodeCodex

Create new skills, modify and improve existing skills, and measure skill performance. Use when users want to create a skill from scratch, edit, or optimize an existing skill, run evals to test a skill, benchmark skill performance with variance analysis, or optimize a skill's description for better triggering accuracy.

2 6d ago A 67 tokens copy · 80% MIT

analyzer

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jtsang4/efficient-coding

Agent

Analyze blind comparison results to understand WHY the winner won and generate improvement suggestions.

2 6d ago A 0 tokens copy · 100% MIT

grader

08

jtsang4/efficient-coding

Agent

Evaluate expectations against an execution transcript and outputs.

2 6d ago A 0 tokens copy · 100% MIT

cubox-research

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jtsang4/efficient-coding

Skill Claude CodeCodex

Search a user's Cubox collection deeply by topic, theme, or question. Use this whenever the user asks to search Cubox, saved articles, archived reads, or collected pages for a subject, wants multiple keyword variations tried, wants full-text search across Cubox, or needs article details exported from Cubox HTML into…

2 6d ago A 77 tokens original MIT

dev-browser

10

jtsang4/efficient-coding

Skill Claude CodeCodex

Browser automation with persistent page state. Use when users ask to navigate websites, fill forms, take screenshots, extract web data, test web apps, or automate browser workflows. Trigger phrases include "go to [url]", "click on", "fill out the form", "take a screenshot", "scrape", "automate", "test the website"…

2 6d ago A 84 tokens original MIT

exa-web-search

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jtsang4/efficient-coding

Skill Claude CodeCodex

Free AI search via Exa MCP. Web search for news/info, code search for docs/examples from GitHub/StackOverflow, company research for business intel. No API key needed.

2 6d ago B 41 tokens copy · 98% MIT

executing-plans

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jtsang4/efficient-coding

Skill Claude CodeCodex

Use when you have a written implementation plan to execute in a separate session with review checkpoints.

2 6d ago A 22 tokens copy · 86% MIT

jtsang4/efficient-coding

Skill Claude CodeCodex

Create, modify, evaluate, and package portable Agent Skills for coding agents. Use this skill when users want to create a skill from scratch, turn a workflow into a reusable skill, improve an existing skill, set up evals, compare skill behavior against a baseline, or optimize skill trigger descriptions across agent…

2 6d ago A 68 tokens original MIT

harness

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jtsang4/efficient-coding

Skill Claude CodeCodex

Transform any code project into one optimized for AI agent collaboration through harness engineering. Scans the codebase to detect structure, patterns, and tooling, extracts implicit engineering knowledge through guided choice-based questions, and generates minimal structured context documents plus engineering changes…

2 6d ago A 198 tokens original MIT

i-diagram

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jtsang4/efficient-coding

Skill Claude CodeCodex

Create professional SVG diagrams of any type — architecture diagrams, flowcharts, sequence diagrams, structural diagrams, mind maps, timelines, illustrative/conceptual diagrams, and more. Supports light (default) and dark themes. Use this skill whenever the user asks for any kind of technical or conceptual diagram…

2 6d ago A 151 tokens original MIT

memos

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jtsang4/efficient-coding

Skill Claude CodeCodex

Use this skill whenever the user wants to work with the Memos REST API for memos, attachments, or activities, including creating, reading, querying, updating, deleting memos, managing memo comments/reactions/relations/attachments, listing and inspecting activities, or creating memos with hashtag-based tagging after…

2 6d ago A 73 tokens original MIT

merge-and-rebase

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jtsang4/efficient-coding

Skill Claude CodeCodex

Ship a finished feature branch end to end - commit and push, open a pull/merge request against the trunk branch, merge it without squashing, then rebase the feature branch onto the updated trunk. Use when the user says work on this branch is done and asks to submit, raise a PR/MR, merge it, land it, or sync the branch…

2 6d ago A 82 tokens original MIT

plan-coaching

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jtsang4/efficient-coding

Skill Claude CodeCodex

A Chinese-language coaching workflow for developing or reviewing a plan, roadmap, project proposal, or direction document.

2 6d ago A 63 tokens original MIT

plan-me

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jtsang4/efficient-coding

Skill Claude CodeCodex

A planning skill that uses an interview in Chinese to organize planning material from scratch. It can be started with the /plan-coaching command and a planning topic.

2 6d ago A 16 tokens original MIT

plan-review

20

jtsang4/efficient-coding

Skill Claude CodeCodex

A review session for questioning and checking an existing plan document. The description uses Chinese instructions and refers to a planning-coaching session.

2 6d ago A 14 tokens original MIT

readwise-research

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jtsang4/efficient-coding

Skill Claude CodeCodex

Build a topic-centered research memo from the user's Readwise Reader documents and Readwise highlights. Use this whenever the user asks what they have already read, saved, highlighted, or been reading about a topic, wants a reading brief or research memo from their own library, wants evidence and tensions synthesized…

2 6d ago A 160 tokens original MIT

report-coaching

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jtsang4/efficient-coding

Skill Claude CodeCodex

A reporting coach that interviews you to build a presentation or reviews an existing report against an audience-focused checklist. It is designed for status updates, monthly reports, performance reviews, and similar work.

2 6d ago A 68 tokens original MIT

report-me

23

jtsang4/efficient-coding

Skill Claude CodeCodex

An interview-based workflow for organising raw material into a presentation or briefing document.

2 6d ago A 17 tokens original MIT

report-review

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jtsang4/efficient-coding

Skill Claude CodeCodex

A review workflow for checking an existing presentation against an audience-focused checklist. The instructions are in Chinese and start a /report-coaching session for the document you provide.

2 6d ago A 21 tokens original MIT