Developer tools MCP servers
Work with code, repositories, docs, tests and developer platforms. Every server below is from the official MCP registry and is checked by us each day.
Developer tools
3,807 servers · page 82 of 127
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Subagent MCP
io.github.Thang1710/subagent-mcpLet Codex orchestrate external coding agents through their native harnesses.
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Sidecrew
io.github.lvlrSajjad/sidecrewCode changes and unit tests by local MLX models, behind a gate a machine can run.
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Session Steward
io.github.mallikcheripally/session-stewardReview and safely clean local Codex and Claude Code sessions
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Cogmemory Mcp
io.github.skylarng89/cogmemory-mcpCogMemory MCP Server — Unified context subsystems for AI coding agents
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Knowing
io.github.blackwell-systems/knowingContent-addressed code graph with 22 MCP tools for AI agents.
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ArkHive MCP
io.github.sammyboi81/arkhiveTamper-evident memory + governance MCP for Claude Code, Cursor, Codex. Ships the Seatbelt kit.
Local install -
letin: Power Query (M)
io.github.S-CurveLabs/letinInspect, refactor, lint, run and version Power Query (M) in Excel workbooks and Power BI projects.
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Hiveship Mcp Server
io.github.SorcRR/hiveship-mcp-serverMCP server for AI coding agents to interact with the Hiveship issue tracker
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Walmart Marketplace APIs (deprecated)
io.github.alyiox/mcp-walmart-marketplaceDeprecated; use io.github.alyiox/mcp-walmart-ads.
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Galaxy Nebula MCP Server
io.github.galaxy-nebula/nebula-mcpMCP server exposing Galaxy UI components — manifests, source code, and framework coverage
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Checktrail
io.github.stsepelin/checktrailLocal code validation with explicit execution trust and evidence of what actually ran.
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Vibe Test — Browser Testing Agent
io.github.AishwaryShrivastav/vibe-testingCode-aware browser testing agent — 14 Playwright tools for AI code editors via MCP
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Local install
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Atlassian Dc Mcp Bitbucket
io.github.MrRefactoring/atlassian-dc-mcp-bitbucketMCP server for Atlassian Bitbucket Data Center - interact with repositories and code
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codecalc
io.github.The-40-Thieves/codecalcCode & logic calculator for AI agents: 31 languages, symbolic math, SMT/logic solving, Big-O.
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Code Context
io.github.infino-ai/code-contextLocal code search for AI coding agents: hybrid keyword + semantic + SQL over an index in your repo.
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quota-mcp
io.github.limitcool/quota-mcpUsage & quota tracker for AI subscription accounts (StepFun, Command Code)
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Raven Nest Mcp
io.github.tidynest/raven-nest-mcpAI-driven penetration testing - 22 security tools behind safety-hardened MCP endpoints
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semantic-scala
io.github.DmytroMitin/semantic-scalaBounded Scala compiler, build, test, type, effect, symbol, and SemanticDB evidence for agents.
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XLIDE
io.github.WilliamSmithEdward/xlide-mcpRead, write, analyze, test and diff the VBA, forms, Power Query and cells in Office files
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Squiggles
io.github.carldaws/squigglesLet your coding agent see the squiggles — LSP diagnostics, navigation, refactoring, and extras
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Mcp Server Zotero Dev
io.github.introfini/mcp-server-zotero-devMCP server enabling AI assistants to build, test, and debug Zotero plugins
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Ratchet
io.github.iversonwuwei/ratchetRead-only tools to inspect your agent setup: list MCP servers, flag unpinned ones, test a policy.
Local install -
Laika Orbit recall
io.github.Laika-Dynamics-Ltd/laikaorbitZero-model recall over your docs: the section that answers a question, in about a millisecond.
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cmdxray
io.github.aurelio-nakamura/cmdxrayOffline MCP server: explains shell commands token-by-token and flags destructive ones for AI agents.
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Attest proxy
io.github.dev-prathap/attest-proxyZero-code proxy: policy, human gate, read-back and a hash-chained ledger for any MCP server.
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SpeedOf.Me
me.speedof/speed-testOfficial SpeedOf.Me server - Accurate speed tests via over 200 global edge servers with analytics.
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TrainBud
io.github.Zsadigzade/trainbudTalk to your own fitness data. Findings computed in code against your own 28-day baselines.
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Hermes Prime
io.github.hermes-labs-ai/hermes-primeRead-only stdio MCP server for a versioned convention card in Claude Code.
Local install -
Unity MCP
dev.shiranui-isuzu/unity-mcpUnity Editor automation for AI agents: scenes, prefabs, assets, shaders, Timeline, tests, builds.
Local install
Data: the official MCP registry, read daily. Live status, response time and tool lists come from our own check: we connect without credentials, so servers that need a key show as "Live, key required". Maintainers can add a "Listed on NestDaddy" badge from their server's page.
