Eco mode for Claude Code. /eco: -31% to -73% output tokens with critical findings intact; /eco-max: up to -75% with lowered effort. Measured hardest on Claude Fable 5 (fable5), deep-studied on Sonnet 5, works on Opus 4.8 too. We publish our negative results. 82 raw benchmark runs.
Source
GitHub
Language
JavaScript
Last activity
Aug 16, 2026
Stars40Measured · Oct 22, 2026
Momentum17.77 days · Measured · +2.56% relative change
An agent skill focused entirely on Swift Testing, helping you write better tests, migrate from XCTest, improve test architecture, and adopt modern Swift testing patterns with confidence.
Source
GitHub
Last activity
Sep 14, 2026
Stars475Measured · Oct 22, 2026
Momentum17.67 days · Measured · +0.64% relative change
Author, generate, validate and govern AI agent rules, skills, plugins and MCP configuration across 52 coding assistants. Review with verified model evidence, evaluate skills, lock and sign dependencies, and publish bundles. CLI, MCP server and Go API.
Source
GitHub
Language
Go
Last activity
Oct 21, 2026
Stars163Measured · Oct 22, 2026
Momentum17.67 days · Measured · +1.24% relative change
44 installable visual-design skills for Codex, with reusable Python tooling and versioned packages. Turn photos into artwork. Try online: style.abdc.online
Source
GitHub
Language
Python
Last activity
Oct 21, 2026
Stars168Measured · Oct 22, 2026
Momentum17.57 days · Measured · +1.2% relative change