Cursor rules examples

appsmithorgCursor rule

appsmith / rules

appsmithorg/appsmith/.cursor/rules/agent-behavior.mdc

Agent workflow orchestration, task management, and core principles for all interactions

No other project uses it yet

appsmithorgCursor rule

appsmith / rules

appsmithorg/appsmith/.cursor/rules/backend.mdc

Java backend — Spring Boot server, Maven modules, key packages, entry points, and build commands

No other project uses it yet

appsmithorgReads credentialsCursor rule

appsmith / build

appsmithorg/appsmith/.cursor/rules/build/docker.mdc

Docker image optimization — minimal base images, layer caching, multi-stage builds, and size reduction

appsmithorgCursor rule

appsmith / commit

appsmithorg/appsmith/.cursor/rules/commit/semantic-pr-validator.mdc

Conventional Commits format for PR titles and structured PR descriptions

appsmithorgCursor rule

appsmith / rules

appsmithorg/appsmith/.cursor/rules/README.md

code quality - `performance.mdc`: Rules for optimizing performance - `pre-commit-checks.mdc`: Quality checks that run before commits - **testing/**: Rules for test coverage and quality - `test-generator.mdc`: Automated test generation based on code changes - **verification

PostHogCursor rule

posthog / rules

PostHog/posthog/.cursor/rules/django-python.mdc

Rules for writing Python services at PostHog (Python servers powered by the Django framework)

PostHogCursor rule

posthog / rules

PostHog/posthog/.cursor/rules/react-typescript.mdc

Rules for writing frontend code at PostHog (mostly React + Typescript with Kea)

PostHogCursor rule

posthog / rules

PostHog/posthog/.cursor/rules/rust.mdc

Rules for writing Rust services at PostHog. Focuses on writing async Rust with Tokio and encoding general Rust best practices from the Rust book and docs.

novuhqCursor rule

novu / rules

novuhq/novu/.cursor/rules/api-property-optionality-hygiene.mdc

Fix ApiProperty/ApiPropertyOptional optionality mismatches in DTO files; use for scheduled batch fixes or DTO edits

No other project uses it yet

novuhqCursor rule

novu / rules

novuhq/novu/.cursor/rules/pullrequest.mdc

When creating a new pull request on GitHub, use this to specify the contents

No other project uses it yet

novuhqCursor rule

novu / rules

novuhq/novu/.cursor/rules/worker.mdc

Rules for working in the Worker service (background job processing)

No other project uses it yet

CopilotKitCursor rule

CopilotKit / rules

CopilotKit/CopilotKit/.cursor/rules/agent-development.mdc

simple agent template 2. Define clear actions and interfaces 3. Handle errors gracefully 4. Test with the corresponding UI example 5. Use shared utilities from [examples/shared/](mdc:examples/shared/) 6. Follow

No other project uses it yet

CopilotKitCursor rule

CopilotKit / rules

CopilotKit/CopilotKit/.cursor/rules/copilotkit-architecture.mdc

references - [package.json](mdc:package.json) contains workspace configuration - Scripts in [scripts/](mdc:scripts/) for development, testing, and releases

No other project uses it yet

CopilotKitCursor rule

CopilotKit / rules

CopilotKit/CopilotKit/.cursor/rules/development-workflow.mdc

Development Scripts - **[develop/](mdc:scripts/develop)** - Development environment setup - **[qa/](mdc:scripts/qa)** - Quality assurance and testing scripts - **[release/](mdc:scripts/release)** - Release automation scripts ### Documentation Scripts - **[docs/](mdc:scripts/docs)** - Documentation generation

No other project uses it yet

CopilotKitCursor rule

CopilotKit / rules

CopilotKit/CopilotKit/.cursor/rules/frontend-development.mdc

component registry for reusable components 3. Implement responsive design 4. Provide clear user feedback ### Testing and Quality 1. Test components with different agent configurations 2. Use the E2E testing setup

No other project uses it yet

CopilotKitCursor rule

CopilotKit / rules

CopilotKit/CopilotKit/.cursor/rules/quick-reference.mdc

scripts in [scripts/](mdc:scripts) - Check [utilities/](mdc:utilities) for shared configurations ### Run Tests - Use [examples/e2e/](mdc:examples/e2e) for end-to-end testing - Check [playwright.config.ts](mdc:examples/e2e/playwright.config.ts) for configuration ### Build

No other project uses it yet

CopilotKitCursor rule

CopilotKit / rules

CopilotKit/CopilotKit/.cursor/rules/suggestions-development.mdc

When working with suggesitons, always load this up.

No other project uses it yet

jdxCursor rule

mise / rules

jdx/mise/.cursor/rules/conventional_commits.mdc

how to write commit and PR titles

No other project uses it yet

jdxCursor rule

mise / rules

jdx/mise/.cursor/rules/development.mdc

cargo build --all-features` - build the project - `target/debug/mise` - run the built binary - `mise run test:e2e [test_filename]...` - run e2e tests - `mise run test:unit` - run unit tests - `mise

No other project uses it yet

surrealdbCursor rule

surrealdb / rules

surrealdb/surrealdb/.cursor/rules/bug-investigation.mdc

Read the issue description completely and think about the submitted issue - Check existing language tests in `language-tests/tests/` that relate to the reported functionality - If related to or referencing

No other project uses it yet