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Updated 2w ago

by goodnight000

cstack

Reusable agent skills by Charles Zheng. Starting with Reflect: evidence-backed reviews of outcomes and efficiency.

View on GitHub (opens in a new tab)

171 GitHub stars (171)

+159 in 25 days

Stars gained per day · daily snapshots since Oct 11
Stars gained per day, Oct 11 to Nov 5: +159 in total; the busiest day was Oct 12 with +26 stars.Oct 12: +26 starsOct 13: +16 starsOct 14: +8 starsOct 15: +6 starsOct 16: +5 starsOct 17: +9 starsOct 18: 0 starsOct 19: +3 starsOct 20: +8 starsOct 21: +5 starsOct 22: +12 starsOct 23: +6 starsOct 24: +7 starsOct 25: +7 starsOct 26: +8 starsOct 27: +9 starsOct 28: +2 starsOct 29: +3 starsOct 30: +7 starsOct 31: +1 starsNov 1: +1 starsNov 2: +2 starsNov 3: +3 starsNov 4: +2 starsNov 5: +3 stars
Stars gained between daily snapshots
PeriodNew stars
Oct 12+26
Oct 13+16
Oct 14+8
Oct 15+6
Oct 16+5
Oct 17+9
Oct 180
Oct 19+3
Oct 20+8
Oct 21+5
Oct 22+12
Oct 23+6
Oct 24+7
Oct 25+7
Oct 26+8
Oct 27+9
Oct 28+2
Oct 29+3
Oct 30+7
Oct 31+1
Nov 1+1
Nov 2+2
Nov 3+3
Nov 4+2
Nov 5+3
  • 5 skills (5 skills found in its SKILL.md files)
  • 31 forks (31 forks)
  • 2w ago last update (Last updated 2w ago)

Install

Skills CLI

npx skills add goodnight000/cstack

Asks which skills and agents to install. Just one: npx skills add goodnight000/cstack --skill animated-video — add -g for every project.

Claude Code

git clone https://github.com/goodnight000/cstackcp -r "cstack/skills/animated-video" ~/.claude/skills/

Copies the animated-video skill into ~/.claude/skills/ for every project (use .claude/skills/ for one project). Repeat for the other skills listed below.

Plugin

/plugin marketplace add goodnight000/cstack

Run inside Claude Code if the repository ships a plugin marketplace, then pick plugins from /plugin.

Skills can run code on your machine — read the SKILL.md first.

What it does

In the author's own words, from each skill's SKILL.md.

  • animated-video

    Make animated videos in code with Remotion (React, SVG, three.js): explainers, character stories, motion graphics, kinetic typography, paper collage and animated infographics, in 2D or 3D, from a script or voiceover, in any aspect ratio. Use when asked to animate a script, make an animated video or Reel, or motion graphics. Not for editing camera footage (video-edit) or AI-generated clips (higgsf…

    skills/animated-video/SKILL.md on GitHub (opens in a new tab)

  • reflect

    Review a work session, gather the user's feedback, and propose evidence-backed improvements to reusable instructions for approval.

    skills/reflect/SKILL.md on GitHub (opens in a new tab)

  • rsi

    Improve an agent's skills, instructions, tools, or working process through bounded before-and-after experiments. Use when asked to run agent self-improvement or test a proposed harness change; ordinary session reviews belong in Reflect.

    skills/rsi/SKILL.md on GitHub (opens in a new tab)

  • video-edit

    Edit and revise talking-head videos, social reels, text-overlay skits and memes, reel recreations, demos, and screen recordings, including animation, logos and motion graphics added over existing footage. Use for quiet-audio recovery, separate-audio sync, preprocessing, take selection, DaVinci Resolve editing, relevant sourced visuals, captions, speed or color corrections, and authorized video pu…

    skills/video-edit/SKILL.md on GitHub (opens in a new tab)

  • video-script

    Brainstorm short-form video ideas and write scripts that hold viewers, using the creator's own video analytics. Use when deciding what to post next, choosing an angle or hook, writing or tightening a script before filming, or turning a posted video's insights into lessons.

    skills/video-script/SKILL.md on GitHub (opens in a new tab)

Review before you install

A skill is a set of instructions and scripts your agent will follow, and it can run code on your machine. Read the SKILL.md and any scripts first — this listing is not a security review.