Dev Tools
| Server | Language | Stars | Downloads |
|---|---|---|---|
| Sonic Pi Connects AI systems to the Sonic Pi music programming environment, enabling creation and control of musical compositions through Ruby code with features for playback, pattern access, and live coding. | Python | 14 | — |
| so.pharaoh/pharaoh Codebase knowledge graph — architectural awareness for AI coding agents via MCP | — | — | — |
| @sophia-vibelog/mcp-server Sophia (VibeLog) MCP Server — Claude Code에서 AI 코딩 세션 로그를 자동 발행합니다 | TypeScript | — | — |
| Sourced Source code search for every package on PyPI and npm. | — | 11 | — |
| sourcegraph-mcp-server A Model Context Protocol (MCP) server that connects AI assistants to Sourcegraph code search with natural language capabilities | TypeScript | — | — |
| Source Map Debugger Fetch, inspect, look up, and extract original sources from production source maps. | — | 0 | — |
| Sovant Persistent project memory through governed memory layer with git integration and semantic search. | — | 1 | — |
| Space Engineers Code Index Decompiles Space Engineers game assemblies and indexes C# source code for AI-assisted mod and plugin development | — | 2 | — |
| SpaceX Launch Tracker Track SpaceX’s latest and upcoming launches. Fetch company information to add context. Keep dashboards, reports, and briefings current with up-to-date launch data. | — | — | — |
| Spark Optimizer Optimizes Apache Spark code by analyzing PySpark queries and applying performance enhancements for resource management, execution tuning, and query optimization, resulting in significantly faster job execution. | Python | 29 | — |
| Spawn MCP Dashboard Web interface for dynamically configuring and testing multiple MCP implementations through a unified dashboard that spawns and manages server processes in real-time | — | 3 | — |
| SpecLock - AI Constraint Engine AI Constraint Engine with AI Patch Firewall. 42 MCP tools. Patch Gateway (ALLOW/WARN/BLOCK verdicts), diff-native review (10 scored signals, hard escalation rules), Spec Compiler, Code Graph, Typed constraints, Python SDK, ROS2. Works with Claude Code, Cursor, Windsurf, Cline, Bolt.new, Lovable. 1073 tests. Free and open source. By Sandeep Roy. | — | — | — |
| SpecterQA AI persona-based behavioral testing that uses vision models to navigate web apps like real users. | Python | 0 | — |
| SpeedOf.Me Runs accurate internet speed tests with download, upload, and latency measurements via 129 global edge servers. | — | — | — |
| Splice Weaver Provides AST-powered semantic code editing capabilities across 20+ programming languages through ast-grep integration, enabling precise structure-aware code modifications, scope-based navigation, and automated refactoring workflows with pattern matching and rule generation. | — | 1 | — |
| Sqry AST-based semantic code search with 33 tools across 35 programming languages, supporting call tracing, impact analysis, and graph queries. | — | 12 | — |
| ssh-mcp-server-copilot Hardened SSH MCP server for VS Code / Copilot Chat — run policy-scoped commands on remote hosts via natural language | Python | — | — |
| SSH Remote Command Executor Execute remote SSH commands and test SSH connectivity seamlessly through a standardized MCP interface. Manage SSH sessions securely by configuring connection details via environment variables or remote server UI. Simplify remote server management by integrating SSH operations directly into your MCP-enabled workflows. | — | — | — |
| Stacks Clarity Provides comprehensive Stacks blockchain development tools including SIP standards access, NFT and fungible token creation, security analysis with mandatory post-conditions, performance optimization, account management, and production-ready Clarity contract generation with test suites for building DeFi protocols, NFT marketplaces, and DAOs. | — | 7 | — |
| @stackspend/mcp-server MCP server for StackSpend — query cloud and AI costs in Claude Code | TypeScript | — | — |
| STAMP Solid Tumor Associative Modeling in Pathology | Python | 115 | — |
| @staqpods/mcp-server MCP server for accessing StaqPods from Claude Desktop and Claude Code | TypeScript | — | — |
| Stata Integrates Stata statistical software with code editors like VS Code and Cursor, enabling direct command execution, real-time output viewing, and contextual coding assistance for data scientists and researchers. | — | 224 | — |
| statemap-mcp MCP server for Statemap — system state management and architectural coherence for codebases | TypeScript | — | — |
| Statistics Canada Access comprehensive Canadian socio-economic datasets and time series data directly. Search for specific data cubes, retrieve detailed metadata, and monitor the latest statistical releases. Fetch historical values and download complete tables for in-depth analysis of Canadian trends. | — | — | — |