Best database skills, page 13

Write and review Rails database migrations safely, including reversible changes, lock-aware operations, and rollout sequencing.

marckohlbrugge/37signals-skills

Plans and runs Lunora schema and data migrations with the widen → migrate → narrow pattern.

anolilab/lunora

Run SQL queries against the attached DuckDB database or ad-hoc against files.

duckdb/duckdb-skills

Build one company memory from a SQL database, a support ticket export and a folder of documents, linked into one graph by cognee, then answer questions that need several of those sources together.

topoteretes/cognee

Nudge the user with time-based reminders (stopping times, meetings, break suggestions).

ravila4/claude-adhd-skills

Designs database schemas, indexing strategies, query optimization, and migration patterns for SQL and NoSQL databases.

CloudAI-X/claude-workflow-v2

Maintain DomoDomo’s local data flows, IndexedDB, SQLite, unified memory, synchronization, imports, exports, and schema evolution.

darknecrocities/DomoDomo---All-in-one-Tool

A skill your agent uses when defining schemas, writing queries, or creating migrations — schema design, Repo usage, indexes, query composition.

j-morgan6/elixir-phoenix-guide

Production MongoDB backup and restore practices that the documentation gets wrong.

TheDecipherist/claude-code-mastery-project-starter-kit

未知/未分类问题的统一分诊 SOP：用户描述集群异常但症状不明确、不知从何入手，或问题无法直接对应 rca/observer-log-analysis/observer-sql-analysis 等专项 skill 时，强制先执行全量巡检 checkcluster，再根据巡检结果决定下一步路径。

oceanbase/obdiag

Helps choose an incremental strategy, design a reliable unique_key and debug failing dbt incremental models, and says when a plain table is the better choice.

AltimateAI/data-engineering-skills

Python 遗留代码审查：bare except、SQL 注入、反序列化、密钥、调试输出. An agent skill from liuyanghejerry/Clausura.

liuyanghejerry/Clausura

Implement deterministic caching with @commandkit/cache. An agent skill from neplexlabs/commandkit.

neplexlabs/commandkit

Activate this skill for DataJunction (DJ) semantic modeling decisions — choosing the right node shape (fact, dimension, transform, metric, cube), turning a draft SQL query into well-designed nodes…

DataJunction/dj

Change the OpenAthlete database schema safely with Prisma, covering the migration SQL, production safety, account deletion coverage and tests.

openathleteorg/openathlete

Continue work on an existing PR - resolve conflicts, fix CI failures, address reviewer feedback, and push updates.

ClickHouse/ClickHouse

Locally reproduce ClickHouse CI performance comparison results for a given commit.

ClickHouse/ClickHouse

Edit an auto-generated ClickHouse release changelog into the form that gets committed to CHANGELOG.md.

ClickHouse/ClickHouse

Update a ClickHouse third-party library (contrib submodule) to a new version.

ClickHouse/ClickHouse

Top-level router for Rocky development tasks. An agent skill from rocky-data/rocky.

rocky-data/rocky

Searches for homologous protein sequences using MMseqs2 (fast, default) or BLAST (comprehensive, fallback).

google-deepmind/science-skills

Read, decompose, and analyze IEEE-style papers using routed technical-reading workflows.

CloudWave818/ieee-skills

Rapid, focused navigation to locate definitions/usages and map the impact of proposed changes.

pilinux/gorest

Guides MongoDB users through implementing and optimizing Atlas Search (full-text), Vector Search (semantic), and Hybrid Search solutions.

mongodb/agent-skills

Diagnoses and reduces Qdrant memory usage. An agent skill from qdrant/skills.

qdrant/skills

Safe, reversible database migration patterns: forward-only production changes, expand-contract zero-downtime renames, concurrent indexes, batched backfills, and per-tool workflows for PostgreSQL…

affaan-m/ECC

Creates database migrations with UUIDs, account scoping, and no foreign key constraints.

dilolabs/nosia

Serverless Aura Graph Analytics (AGA) GDS Sessions — covers GdsSessions, AuraGraphDataScience, AuraAPICredentials, DbmsConnectionInfo, SessionMemory, getorcreate, remote graph projection with…

neo4j-contrib/neo4j-skills

Infrastructure and development cost estimation for technical projects.

alirezarezvani/claude-cto-team

Post a Discord message via Caspian to a channel snowflake id.

TryCaspian/caspian-sdk

In-memory caching in Golang using samber/hot — eviction algorithms (LRU, LFU, TinyLFU, W-TinyLFU, S3FIFO, ARC, TwoQueue, SIEVE, FIFO), TTL, cache loaders, sharding, stale-while-revalidate, missing…

samber/cc-skills-golang

Guides and best practices for working with Neon Serverless Postgres.

davila7/claude-code-templates

Connecting Streamlit apps to Snowflake. An agent skill from iusztinpaul/designing-real-world-ai-agents-workshop.

iusztinpaul/designing-real-world-ai-agents-workshop

Standards for writing tests in fdb-record-layer. An agent skill from FoundationDB/fdb-record-layer.

FoundationDB/fdb-record-layer

Guidance for Valkey-specific behavior. An agent skill from valkey-io/valkey-admin.

valkey-io/valkey-admin

Queries MySQL or MariaDB databases declared in .env by label, read-only by default unless a connection explicitly allows writes.

evolution-foundation/evo-nexus

Implementation details for EF Core migrations. An agent skill from dotnet/efcore.

dotnet/efcore

Data-layer patterns for apps/web — apiFactory error semantics, mutationFactory/handleMutation, drizzle schema conventions, the Y.js/PartyKit realtime model (no save pipeline!), auth, R2 uploads…

Siege-Perilous/tableslayer

Flags and fixes performance issues in WooCommerce PHP code: missing post cache priming, uncached option lookups in loops, and inefficient SQL query patterns.

woocommerce/woocommerce

Master database schema and data migrations across ORMs (Sequelize, TypeORM, Prisma), including rollback strategies and zero-downtime deployments.

davila7/claude-code-templates

Normalizes a single audio file to consistent LUFS loudness with true-peak limiting using FFmpeg.

godot-fun/gai

Work on Supercheck PostgreSQL data, S3 or MinIO artifacts, signed URLs and asset proxying, retention cleanup, dashboard/report queries, exports, or audit logging.

supercheck-io/supercheck

Database guidance for PostgreSQL, MongoDB, Redis and Oracle plus Neon, Supabase and Firestore: schema design, indexing, query tuning and cloud database choice.

modu-ai/moai-adk

Type-safe SQL ORM for TypeScript with zero runtime overhead. An agent skill from growupanand/ConvoForm.

growupanand/ConvoForm

Auth and store debugging for vercel-openclaw: admin-secret mode, Sign in with Vercel, session cookies, CSRF, LOCALREADONLY, Redis vs memory store, keyspace namespacing, and metadata shape migrations.

vercel-labs/vercel-openclaw-archived

Queries the TOTVS Protheus ERP data dictionary for tables, fields, indexes, parameters, triggers and lookups, including impact checks during refactoring.

totvs/engpro-advpl-tlpp-skills

Audit open "flaky test" GitHub issues and close those whose tests are no longer failing on master.

ClickHouse/ClickHouse

Create test datasets (hits, visits, tpcds, tpch) from standard scripts.

ClickHouse/ClickHouse