# Developer tools MCP servers online

Check the source documentation for each connection.

18 MCP servers. Also on the [web page](https://mcpdirectory.fyi/cn/global/online/category/developer-tools).

## MCP servers

1. [Cesium Mcp Runtime](https://mcpdirectory.fyi/cn/global/online/cesium-mcp-runtime.md), Developer tools, Online: Control CesiumJS 3D globes via MCP: camera, layers, entities, animation, and interaction.
2. [Claude Octopus](https://mcpdirectory.fyi/cn/global/online/claude-octopus.md), Developer tools, Online: Spawn multiple specialized Claude Code agents as MCP servers, each independently configured.
3. [Codex Bridge](https://mcpdirectory.fyi/cn/global/online/codex-bridge.md), Developer tools, Online: Connect MCP clients to local Codex Bridge agents, projects, approvals and workspace tools.
4. [Codex Octopus](https://mcpdirectory.fyi/cn/global/online/codex-octopus.md), Developer tools, Online: Spawn multiple specialized Codex agents as MCP servers, each independently configured.
5. [joLink](https://mcpdirectory.fyi/cn/global/online/jolink.md), Developer tools, Online: A lightweight Java IDE for AI agents: incremental builds, fast tests, HotSwap and live debugging.
6. [Mcp Local Rag](https://mcpdirectory.fyi/cn/global/online/mcp-local-rag-2.md), Developer tools, Online: Semantic code & doc search with keyword boost. AST code nav, auto HF mirror, local, privacy-first.
7. [Misakanet](https://mcpdirectory.fyi/cn/global/online/misakanet.md), Knowledge and memory, Online: Failure-memory layer for coding agents: search evidence-rated failure lessons by error text.
8. [Spec Driven Development](https://mcpdirectory.fyi/cn/global/online/spec-driven-development.md), Developer tools, Online: MCP Server that facilitates spec-driven development workflows, not just Vibe Coding.
9. [StyleKit](https://mcpdirectory.fyi/cn/global/online/stylekit.md), Developer tools, Online: MCP server for StyleKit styles, tokens, recipes, lint and repair over stdio or HTTP.
10. [Wechat Devtools Mcp](https://mcpdirectory.fyi/cn/global/online/wechat-devtools-mcp.md), Developer tools, Online: MCP Server for WeChat DevTools CLI - Automate development & testing with 7 aggregated APIs.
11. [DexSQL](https://mcpdirectory.fyi/cn/global/online/dexsql.md), Developer tools, Online: SQL for Android APK and DEX files: classes, methods, strings, references and smali.
12. [Gread](https://mcpdirectory.fyi/cn/global/online/gread.md), Developer tools, Online: An MCP server that gives your AI access to the source code and docs of all public github repos
13. [Hustcc Mcp Mermaid](https://mcpdirectory.fyi/cn/global/online/hustcc-mcp-mermaid.md), Developer tools, Online: Generate dynamic Mermaid diagrams and charts with AI assistance. Customize styles and export diagr…
14. [Cesium Mcp Dev](https://mcpdirectory.fyi/cn/global/online/cesium-mcp-dev.md), Developer tools, Online: CesiumJS API docs, code generation and development tools for IDE AI assistants.
15. [ChatCrystal](https://mcpdirectory.fyi/cn/global/online/chatcrystal.md), Knowledge and memory, Online: Local-first AI PKM memory for coding conversations.
16. [Code Runner](https://mcpdirectory.fyi/cn/global/online/code-runner.md), Developer tools, Online: Code Runner MCP Server which can run code in various programming languages.
17. [Hmr](https://mcpdirectory.fyi/cn/global/online/hmr.md), Developer tools, Online: Docs for hot-module-reload and reactive programming for Python (\`hmr\` on PyPI)
18. [Hmr](https://mcpdirectory.fyi/cn/global/online/hmr-2.md), Developer tools, Online: Hot Module Reload (HMR) for Python with reactive programming and MCP tools

## Other categories in Online

- [Search and research](https://mcpdirectory.fyi/cn/global/online/category/search-research.md): 15 MCP servers
- [Knowledge and memory](https://mcpdirectory.fyi/cn/global/online/category/knowledge-memory.md): 10 MCP servers
- [Data and databases](https://mcpdirectory.fyi/cn/global/online/category/data-databases.md): 8 MCP servers
- [AI and media generation](https://mcpdirectory.fyi/cn/global/online/category/ai-media-generation.md): 6 MCP servers
- [Productivity and collaboration](https://mcpdirectory.fyi/cn/global/online/category/productivity-collaboration.md): 6 MCP servers
- [Cloud and DevOps](https://mcpdirectory.fyi/cn/global/online/category/cloud-devops.md): 3 MCP servers
- [Other tools](https://mcpdirectory.fyi/cn/global/online/category/other-tools.md): 3 MCP servers
- [Security](https://mcpdirectory.fyi/cn/global/online/category/security.md): 2 MCP servers
- [Communication](https://mcpdirectory.fyi/cn/global/online/category/communication.md): 1 MCP server
- [Health and science](https://mcpdirectory.fyi/cn/global/online/category/health-science.md): 1 MCP server
- [Sales and marketing](https://mcpdirectory.fyi/cn/global/online/category/sales-marketing.md): 1 MCP server
- [Web and browser automation](https://mcpdirectory.fyi/cn/global/online/category/web-browser-automation.md): 1 MCP server