productivity▌

Skill by ara.so — Daily 2026 Skills collection

Detect text, faces, barcodes, objects, and body poses in images and video using on-device computer vision. Patterns target iOS 26+ with Swift 6.3, backward-compatible where noted.

Interactive quiz tutor that tracks concept mastery and identifies knowledge gaps. \n \n Detects user language and maintains a StudyVault directory with a dashboard and per-area concept tracking files \n Offers context-aware session types: diagnostic assessment for unmeasured areas, targeted drilling of weak concepts, section selection, or hard-mode review \n Grades 4-question quizzes per session, maps results to concepts, and updates proficiency badges (🟥 weak through 🟦 mastered) and error not

Skill by ara.so — Daily 2026 Skills collection.

Long-form blog post writing with research delegation, structured content templates, and AI-generated cover images. \n \n Delegates research to subagents before writing, storing findings in markdown for reference and context \n Enforces a five-part post structure: hook, context, main content (3–5 sections), practical application, and conclusion with call-to-action \n Generates SEO-optimized cover images using detailed prompts covering subject, style, composition, color, and lighting \n Outputs po

Guided workflow for creating Apache Airflow DAGs with validation and testing integration. \n \n Structured six-phase approach: discover environment and existing patterns, plan DAG structure, implement following best practices, validate with af CLI commands, test with user consent, and iterate on fixes \n CLI commands for discovery ( af config connections , af config providers , af dags list ) and validation ( af dags errors , af dags get , af dags explore ) provide immediate feedback on DAG corr

High-performance 3D web applications with Three.js WebGL/WebGPU rendering. \n \n Covers scene setup, geometries, materials (PBR, standard, custom shaders), lights, cameras, and animation systems \n Supports asset loading (GLTF, FBX, OBJ), textures, post-processing effects (bloom, SSAO, SSR), and raycasting for interaction \n Includes performance optimization techniques: instancing, LOD, batching, frustum culling, and WebGPU backend support \n Enables specialized workflows: physics simulations, V

Generate system architecture diagrams using Mermaid, PlantUML, C4 models, and flowcharts for technical documentation. \n \n Supports multiple diagram types: system architecture, sequence diagrams, C4 context and component diagrams, deployment diagrams, data flows, and class diagrams \n Text-based, version-control-friendly formats that integrate directly into documentation and code repositories \n Includes best practices for consistent notation, meaningful color coding, logical grouping with subg

Evaluate SaaS unit economics and capital efficiency to determine if your business model can scale sustainably. \n \n Covers 15+ metrics across unit economics (CAC, LTV, payback, gross margin), capital efficiency (burn rate, runway, Rule of 40), and GTM performance (magic number, operating leverage) \n Includes segment-specific analysis templates and quality checks for each metric to catch common pitfalls like high LTV:CAC ratios masking poor payback periods \n Designed for PMs to make scaling de

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