Best MCP servers for developers
The MCP servers that make a coding agent noticeably more useful: repo and PR access, your database, current library docs, a real browser and web scraping.
Ranked by score on our 100-point rubric (how we score). Scores are initial editorial estimates from public information, not hands-on tests. Pricing is labeled verified (checked on the vendor's official pricing page, with date) or unverified. Tools from more than one category appear here; each is scored within its own primary category.
Quick picks
| # | Tool | Tier | Score |
|---|---|---|---|
| 1 | GitHub MCP Server Official GitHub MCP server | S | 87 |
| 2 | Context7 Up-to-date library docs for coding agents | A | 84 |
| 3 | Playwright MCP MCP server for browser automation | A | 84 |
| 4 | Firecrawl Turn websites into LLM-ready data | A | 80 |
| 5 | Supabase MCP Server Let agents manage your Supabase project | A | 76 |
The ranking
-
Lets agents read repos, manage issues and PRs, and inspect Actions through MCP; local or remote.
- Best for
- Your agent needs to work with GitHub issues, PRs and code.
- Skip it if
- You only use GitLab.
- Pricing
- Free and open source unverified editorial summary, not yet confirmed on an official pricing page
- Platforms
- MCP
-
MCP server and site from Upstash that feeds current, version-specific docs into your coding agent.
- Best for
- Your coding agent keeps hallucinating outdated APIs.
- Skip it if
- You work offline only.
- Pricing
- Free tier; paid plans for higher limits unverified editorial summary, not yet confirmed on an official pricing page
- Platforms
- MCP · API
-
Microsoft's MCP server that lets agents drive a real browser via Playwright accessibility snapshots.
- Best for
- You want Claude Code/Cursor to test and click through your web app.
- Skip it if
- You need a hosted, scalable browser fleet.
- Pricing
- Free and open source unverified editorial summary, not yet confirmed on an official pricing page
- Platforms
- MCP · CLI
-
API and open-source crawler that scrapes and converts websites to clean markdown, with an MCP server.
- Best for
- Your agent needs clean web content.
- Skip it if
- You only scrape a single simple page.
- Pricing
- Free plan (1,000 credits/mo); Hobby $16/mo billed annually; Standard $83/mo annually ✓ verified on the official pricing page, Oct 18, 2026
- Platforms
- API · MCP
-
Official MCP server for querying databases, managing tables, and running migrations in Supabase.
- Best for
- Your app runs on Supabase and you build with agents.
- Skip it if
- You are wary of giving agents database write access.
- Pricing
- Free and open source; Supabase usage billed separately unverified editorial summary, not yet confirmed on an official pricing page
- Platforms
- MCP
Head-to-head comparisons
- Context7 vs GitHub MCP Server
- Firecrawl vs GitHub MCP Server
- GitHub MCP Server vs Supabase MCP Server
- Context7 vs Firecrawl
- Context7 vs Supabase MCP Server
- Firecrawl vs Supabase MCP Server
FAQ
What is the best AI tool for MCP servers for developers?
GitHub MCP Server ranks first with 87/100 (S-tier). Official GitHub MCP server. Use it when your agent needs to work with GitHub issues, PRs and code. Next in our ranking: Context7 (84/100, A-tier) and Playwright MCP (84/100, A-tier).
Which AI tools for MCP servers for developers have a free tier?
In our pricing data, GitHub MCP Server (unverified), Context7 (unverified), Playwright MCP (unverified), Firecrawl (verified) and Supabase MCP Server (unverified) list a free tier. "Unverified" means it is an editorial summary we have not yet confirmed on the vendor's official pricing page, so check the vendor before relying on it.
Are there open-source options for MCP servers for developers?
Yes. GitHub MCP Server, Context7, Playwright MCP, Firecrawl and Supabase MCP Server are listed as open source or open weights. Check each project's license before commercial use.
How are these tools ranked?
Each tool is scored out of 100 on our public rubric: job fit (30), ease (15), value (15), momentum (15), openness and portability (10), trust and maturity (10) and a builder/gamer bonus (5). S-tier is 85+, A-tier 70–84, B-tier 55–69 and C-tier below 55. This guide mixes tools from more than one category, and scores are calibrated within each tool's primary category, so treat cross-category gaps as rough. Current scores are initial editorial estimates from public information, not hands-on tests, and sponsors can't buy points.