Dev Tools
| Server | Language | Stars | Downloads |
|---|---|---|---|
| sofar.sh Sofar v1 engine — event log core, MCP server, CLI, hooks | TypeScript | - | - |
| Software Planning Tool Guides developers through a structured, question-based approach to break down software goals into actionable implementation plans with detailed task lists, complexity scores, and code examples. | — | 392 | - |
| solomd A markdown editor — and the bridge to your LLM. Local-first, MIT, ~15 MB. Bundled MCP server lets Claude Code / Codex / Cursor drive your vault directly. 14 AI providers BYOK. | TypeScript | 1.1k | - |
| SonarQube Metrics Integrates with SonarQube to provide code quality metrics like bugs, vulnerabilities, code smells, coverage, and duplication density at project and component levels for development teams. | — | 12 | - |
| Sonic Pi Enables music creation and sound manipulation through Sonic Pi by sending OSC messages for playing notes with customizable synth parameters and executing arbitrary code. | TypeScript | 15 | - |
| Sourced Source code search for every package on PyPI and npm. | — | - | - |
| spartanode-mcp MCP server for SpartaNode — manage Gantt tasks from VS Code / Claude CLI | TypeScript | - | - |
| specguard-mcp MCP server exposing SpecGuard suite intelligence to AI coding agents | TypeScript | - | - |
| 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 | - |
| Spector.js Explore and Troubleshoot your WebGL scenes with ease. | TypeScript | 1.6k | - |
| @spellsaif/kiteretsu-mcp-server Model Context Protocol (MCP) Server for Kiteretsu Code Intelligence Graph | TypeScript | - | - |
| Spiderbrain Deterministic context layer for your codebase: change impact, blast radius, answers with receipts. | TypeScript | - | - |
| @splicr/mcp-server Splicr MCP server — route what you read to what you're building | TypeScript | - | - |
| Sprawl Build and supervise fleets of agents from Claude Code, Codex or Cursor. Connects over OAuth. | — | - | - |
| @sprintrr/mcp-server MCP server for Sprintrr.ai - interact with your projects via Claude Code | TypeScript | - | - |
| ssh-mcp-server-copilot Hardened SSH MCP server for VS Code / Copilot Chat — run policy-scoped commands on remote hosts via natural language | Python | - | - |
| SSTV Decoder Decode an SSTV audio recording and anchor its fingerprint and image hash to the Knox event chain. | — | - | - |
| 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 | - |
| STAMP Solid Tumor Associative Modeling in Pathology | Python | 130 | - |
| Standout Anti-slop design taste for AI coding agents: art directions, section code, 0-100 page critic. | — | - | - |
| 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. | — | 398 | - |
| 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. | — | - | - |
| StdoutMCP Lightweight server that captures and manages stdout logs from multiple processes through a named pipe system, maintaining a 100-entry log history and providing robust querying and filtering capabilities for debugging and real-time monitoring. | TypeScript | 7 | - |
| @steadwing/mcp-server Steadwing MCP server — AI-powered root cause analysis for Cursor, Smithery, Claude Desktop, and any MCP-compatible client | TypeScript | - | - |