Best agent skills and MCP servers for a job
Roundups that compare agent skills and MCP servers for one job on facts we checked: license, the agents each works in, whether it has a free tier and how recently its code changed.
- Best agent skills for PowerPoint, Word, Excel and PDF, and which you may use outside Claude: Anthropic's pptx, docx, xlsx and pdf skills are the most complete agent skills for Office files and PDFs, but only inside Claude; OpenAI's Apache-2.0 pdf skill is the one you may copy into any agent. Updated .
- Best agent skills for making videos with code: Remotion's remotion-best-practices is the agent skill AI assistants name first for making videos with code, in React; HeyGen's HyperFrames is the Apache-2.0 choice for videos written as plain HTML. Updated .
- Best agent skills for writing database migrations safely: database-migration from wshobson/agents is the best agent skill for safe migrations in Sequelize, TypeORM and Prisma apps; Supabase's Postgres Best Practices is the pick for SQL migrations on any Postgres. Updated .
- Best agent skills for security review of code, CI and dependencies: Sentry's security-review is the best agent skill for a security review of code, reporting only confirmed vulnerabilities; Trail of Bits' differential-review is the pick for reviewing one pull request with a written report. Updated .
- Best Terraform agent skills for Claude Code, Codex and other agents: terraform-test is the best Terraform agent skill for checking plans automatically and terraform-style-guide the best for reviewing HCL; none of HashiCorp's 20 skills reads terraform plan output for you (checked 2026-10-01). Updated .
- Best MCP servers for web research: Exa, Tavily, Brave, Firecrawl and more compared: Exa is the best MCP server for web research for most agents, with search results that carry page text and a keyless start; Firecrawl is the pick for scraping and crawling known sites. 7 servers compared, and what 7 AI assistants recommend. Updated .