Best AI skills

What are AI skills?

AI skills are prebuilt capabilities you add to an assistant, custom GPTs, Claude Skills and Gemini Gems , that specialise it for one job, like writing, coding, research or design, so you get expert results without crafting the prompt yourself.

✍️Writing & content3

• Write For MeGPTDraft long-form copy to a target length and tone.
• Writing editorGeminiSharpen drafts for clarity, grammar and flow.
• Word documentsClaudeGenerate and edit .docx with real formatting.

💻Coding & dev16

• Code CopilotGPTPair-program, debug and ship across languages.
• Coding partnerGeminiExplain, generate and review code as you build.
• MCP builderClaudeScaffold a working MCP server from a spec.
• GrimoireGPTBuild apps from a prompt, with a coding course built in.
• SuperpowersClaudeA full brainstorm-to-merge agentic dev workflow.
• Karpathy BehaviouralClaudeTeach the agent to avoid the classic LLM coding pitfalls.
• CavemanClaudeCut agent output tokens by writing terse, high-signal replies.
• Code reviewerClaudeReview a diff like a careful senior engineer.
• Web app testingClaudeDrive your local app through Playwright to verify a change.
• Google Workspace CLIClaudeDrive all of Google Workspace from the assistant.
• Claude APIClaudeBuild against the Claude API without reading the whole docs site.
• skill-creatorClaudeScaffold and package a new Claude Agent Skill to the current spec.
• Trail of Bits Security SkillsClaudeRun professional security audits and static analysis from a coding agent.
• Agent SkillsClaudeProduction engineering practice, encoded as skills a coding agent follows.
• Reverse skillClaudeRoute an agent through reverse engineering and authorised security testing.
• Google skillsGeminiWork with Google products and technologies from an agent.

🔬Research & analysis4

• ConsensusGPTAnswer questions with evidence from real papers.
• Scholar GPTGPTSearch 200M+ papers and read them with you.
• Deep ResearchGeminiPlan, browse and compile a cited report.
• NotebookLMGeminiGround a research session in your own documents.

🎨Design & images11

• Frontend designClaudeGive the assistant a real design system and taste.
• Image generatorGPTGenerate and refine images from a description.
• Logo CreatorGPTDesign clean logos and brand marks.
• Web artifacts builderClaudeGenerate self-contained interactive web artifacts.
• Canvas designClaudeLay out visual compositions the model can reason about.
• Theme factoryClaudeProduce a coherent visual theme instead of ad-hoc colours.
• Whimsical DiagramsGPTSketch flowcharts, mind maps and wireframes from text.
• HallmarkMultiGenerate web UI that doesn't read as AI-generated.
• video-useMultiEdit a folder of raw footage into a finished cut by chatting with an agent.
• Design engineering skillsClaudeGive an agent a designer's eye for interface work.
• Diagram designClaudeDraw 29 editorial diagram types instead of one default flowchart.

📑Productivity & docs4

• PowerPoint decksClaudeBuild polished slide decks, no template wrangling.
• PDF toolsClaudeFill, merge and extract data from PDFs.
• Gemini in WorkspaceGeminiPull in Gmail, Docs, Drive and Calendar.
• Doc co-authoringClaudeDraft and revise long documents alongside the model.

📊Data & sheets3

• Excel spreadsheetsClaudeCreate .xlsx with formulas and charts.
• Data AnalystGPTUpload data and get charts and insights.
• Gemini in SheetsGeminiGenerate formulas and analyse Google Sheets.

🎓Learning4

• Universal PrimerGPTLearn anything fast, from first principles.
• Learning coachGeminiStudy any topic with guided practice.
• Career guideGeminiExplore roles and build a path into them.
• Book to skillClaudeTurn a technical book into a skill the agent can study and apply.

📣Marketing & social3

• CanvaGPTTurn ideas into posts, decks and logos.
• Brand guidelinesClaudeApply your fonts, colours and voice automatically.
• BrainstormerGeminiSpin up campaign ideas, names and angles.