mahdibrr/dev-error-explainers

Overview

Paste a developer error and get the cause and fix. Works offline with zero dependencies. Covers CORS, ESM/CJS, npm ERESOLVE, ChunkLoadError, Postgres/Supabase DATABASEURL, and Next.js build errors.

Best for

Best for
Developers hitting common JavaScript and database errors offline

Use cases

• Debug CORS errors without internet access
• Resolve npm ERESOLVE dependency conflicts
• Fix Next.js build failures locally

How to use

Install

npx dev-error-explainers < error.log

Tools exposed

• cors-error-explainer
• esm-cjs-explainer
• npm-eresolve-explainer
• chunk-cache-explainer
• database-url-doctor
• build-error-decoder
• database-connection-explainer

Tested with

Claude Desktop, Claude Code, Cursor, Continue, VS Code

Notes

Paste a developer error and get the cause and fix. Works offline with zero dependencies. Covers CORS, ESM/CJS, npm ERESOLVE, ChunkLoadError, Postgres/Supabase DATABASEURL, and Next.js build errors.

0 stars on GitHub. Last updated 2026-09-30. Licensed MIT.

Use cases

• Debug CORS errors without internet access
• Resolve npm ERESOLVE dependency conflicts
• Fix Next.js build failures locally

Pros

• Offline and zero-dependency
• Covers common error types
• Simple paste-to-answer workflow

Cons

• Limited to six error categories
• No GitHub stars yet
• Manual paste workflow, no automation

Indexed from awesome-mcp-servers-punkpeye and enriched against its public facts.