Cursor is already one of the most capable AI coding environments available — but its real power comes from extending it with skills. A skill gives Cursor a consistent procedure to follow on specific tasks, so you don't rewrite the same instructions every session.
Here's a curated look at the best skills for Cursor users in 2026, organised by use case.
What Cursor skills actually do
Skills install as SKILL.md files in your project's .cursor/skills/ directory. Cursor reads them before each task and activates the relevant procedure when the task matches the skill's Purpose field.
To install a skill from the MDSkill directory:
npx mdskill add owner/repo/skill-name -a cursor
The -a cursor flag writes the skill to the Cursor-specific path. To search for skills first:
npx mdskill search "your use case"
Best skills for code review
Code review is where skills pay off fastest. Instead of explaining your team's review standards on every run, a skill bakes them in — severity ratings, output format, the specific things to check.
The best code review skills for Cursor:
What to look for in a review skill:
- Checks for the vulnerabilities your stack is actually exposed to (SQL injection for backend apps, XSS for frontend, race conditions for concurrent systems)
- Returns structured output: severity, file, line, recommendation
- Has a security audit score of 85+
Browse the code category for current top-rated review skills.
Best skills for documentation
Documentation generation is one of the highest-leverage use cases for a coding agent. A good skill tells Cursor exactly which fields to populate, what level of detail to include, and how to format the output.
| Documentation type | What a good skill covers |
|---|---|
| Function/method docs | Parameters, return type, side effects, example usage |
| API endpoint docs | Method, path, request shape, response shape, errors |
| Architecture docs | Component responsibilities, data flow, dependencies |
| Changelog entries | Format, scope classification, breaking change flags |
Best skills for refactoring
Refactoring skills give Cursor a specific procedure for each type of change — rather than asking it to "clean up this code" and getting inconsistent results.
The most useful refactoring skills encode:
- What patterns to look for (long methods, duplicate logic, magic numbers)
- How to validate the change is safe (check test coverage, identify callers)
- What to produce: the refactored code plus a brief explanation of what changed and why
Best skills for security auditing
Security skills are especially valuable for Cursor because it operates inline with your code — a security check on every file you touch, rather than a separate audit step.
Look for skills that check at the language level. A Python security skill that knows about subprocess.call with shell=True is more useful than a generic "check for injection" instruction.
See the security category for skills with audit scores and install commands.
Installing for your team
Once you've found skills that work for your workflow, commit them to your repo:
.cursor/skills/
├── code-reviewer/SKILL.md
├── doc-generator/SKILL.md
└── security-auditor/SKILL.md
Every developer who clones the repo gets the same procedures. When a skill improves, bump it via the CLI and commit the update.
Building a custom Cursor skill
If the directory doesn't have exactly what you need, the format is simple enough to write yourself. The only required sections are Purpose (what activates the skill), Instructions (what the agent does), and Output format (what it returns).
See how to build an agent skill for the full process — publish yours to the directory and it becomes available to everyone using the MDSkill CLI.
What's next?
- Browse skills by category for Cursor-compatible skills
- Compare Cursor and Claude Code to understand where each excels
- Install your first skill in two minutes