Dev Tools
| Server | Language | Stars | Downloads |
|---|---|---|---|
| @opensip-cli/mcp MCP server exposing the OpenSIP call graph and stored results to coding agents over stdio | TypeScript | - | - |
| opensrc-mcp MCP server for fetching and querying dependency source code | TypeScript | - | - |
| openstreetmap-mcp-server Geocode, reverse geocode, and run Overpass spatial queries on OpenStreetMap data. | — | - | - |
| opentelemetry-mcp-server Unified MCP server for querying OpenTelemetry traces across multiple backends (Jaeger, Tempo, Traceloop, etc.), enabling AI agents to analyze distributed traces for automated debugging and observability. | Python | 203 | - |
| opik Debug, evaluate, and monitor your LLM applications, RAG systems, and agentic workflows with comprehensive tracing, automated evaluations, and production-ready dashboards. | Python | 22.2k | - |
| @optiqcode/cli Optiq Code CLI and MCP Server | TypeScript | - | - |
| optix-mcp-server MCP server for source code analysis | Python | - | - |
| optix-mcp-server-ravn MCP server for source code analysis | Python | - | - |
| Opty Semantic code search using hyperdimensional computing to index and query functions, types, and imports. | — | 11 | - |
| Opus Advisor Lets Claude Code on Sonnet or Haiku consult Claude Opus as a strategic advisor during complex tasks via the local claude CLI. | — | 2 | - |
| Opzyai Pro Deep security scans of repos you own from your editor: dependency CVEs, SAST, git-history secrets. | — | - | - |
| Opzyai Security Check Local-first security check for AI coding agents: secrets, .env exposure, git-history leaks, CVEs. | TypeScript | - | - |
| oracle.oci-digital-assistant-mcp-server OCI Digital Assistant MCP server | Python | - | - |
| orange-mcp-server-code-assist MCP Code Assist Server | Python | - | - |
| Oravan Nonpartisan U.S. Congress data: bill decodes, rep lookup, bilingual EN/ES, read-only, no accounts. | — | - | - |
| orchestrator-mcp-server Let one coding-agent CLI consult another through Codex, Claude Code, OpenCode, or Antigravity. | Python | - | - |
| org.cashbackpro/cashbackpro Search AliExpress with real prices, live promo codes and the true post-cashback cost. | — | - | - |
| @origintrail-official/dkg-mcp MCP server that exposes the local DKG daemon (projects, sub-graphs, activity, chat) to Cursor, Claude Code, and any other MCP-aware coding assistant. | TypeScript | - | - |
| @osfactory/har HAR: open agent harness CLI and MCP server for coding agents, isolated worktrees, and software-factory workflows | TypeScript | - | - |
| osint-mcp-server OSINT intelligence MCP server — Shodan, VirusTotal, SecurityTrails, Censys, DNS, WHOIS, crt.sh, Wayback, BGP | TypeScript | 55 | - |
| Osmosis Apply Provides intelligent code merging capabilities through the Osmosis-Apply-1.7B model via Ollama, enabling targeted edits to existing code while preserving exact formatting and structure using '// ... existing code ...' markers with optional direct file modification. | — | 53 | - |
| OSV.dev Security Analyzer Integrates with OSV.dev to identify and analyze potential vulnerabilities in codebases, providing dependency checking and code security analysis with optional Semgrep-enhanced static analysis. | — | 15 | - |
| Otonom Aglar Autonomous agent MCP framework with ReAct loop architecture, semantic memory, secure code execution, and sub-agent delegation. | — | 4 | - |
| otp-mcp-server MCP server for Organization Transport Protocol - connect your AI agents to OTP | TypeScript | - | - |
| Otto Support Deliberately vulnerable customer support MCP server for security research and MCP penetration testing practice. | — | 10 | - |