🚀 An open and lightweight modification to Windows, designed to optimize performance, privacy and usability.

A novel Android app store focused on security, privacy, and usability

A free portable photo editor focused on pro-grade features, high performance, and maximum usability.

A smarter shell and scripting environment with advanced features designed for usability, safety and productivity (eg smarter DevOps tooling)

Accessibility audit skill for scanning, fixing, and verifying WCAG 2.2 Level A and AA compliance across React, Next.js, Vue, Angular, Svelte, and plain HTML codebases. Use when auditing accessibility, fixing a11y violations, checking color contrast, generating compliance reports, or integrating accessibility checks into CI/CD pipelines.

Automatically crawls proxy nodes on the public internet, de-duplicates and tests for usability and then provides a list of nodes

ARX is a comprehensive open source data anonymization tool aiming to provide scalability and usability. It supports various anonymization techniques, methods for analyzing data quality and re-identification risks and it supports well-known privacy models, such as k-anonymity, l-diversity, t-closeness and differential privacy.

A Claude Code skill that catches commonly-forgotten UX and product details before shipping screens or features, using a structured catalog of patterns.

Explicit-only useful-first orchestration. Invoke /autoprompt to turn a mission into one executable roadmap, build dependency-safe lanes, and verify the result with independent reviewers. Never infer invocation from ordinary requests. Never resume from leftover artifacts without an explicit resume instruction.

PandaPy has the speed of NumPy and the usability of Pandas 10x to 50x faster (by @firmai)

Hold every response to the ISO 24495 plain-language rules, and route to the sector skills. Codex has no output style, so these rules are a skill.

Comprehensive guide to develop and improve Agent Skill performance. Contains best practices for skill formatting (frontmatter and metadata), naming, descriptions, fine-tuning activation triggers, evaluations, production-readiness and open sourcing. Activate when developing new skills or refining existing ones.