Developer Tools & Repos MCP Servers for HTTP / API

65+ free in-browser developer tools (JSON, Base64, JWT, hash, regex…) callable over MCP.

Build a working web app from a prompt, then deploy it to a live URL.

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Proves AI-generated Python does what you asked: lint, types, security, sandbox run, exact fixes.

Hosted Python sandbox for package runtime verification: pip install and usable-import evidence.

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Build 3D web apps: physics, audio, music, Blender import. Live edits, undo, versions, publishing.

Disposable cloud Android emulators for coding agents: run an APK or PR build, tap, type, screenshot.

Random UUID v4

Random User MCP — wraps randomuser.me (free, no auth)

Check a Redis URL shape. Credentials discarded.

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Regex matching, email/URL format validation, and JSON Schema validation.

Test, validate and explain regular expressions with match highlighting. x402 micropayment.

Select a branch for a release.

Release notes and changelogs from across the web, indexed for agents. Also via CLI and REST API.

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