Inline diagnostics
Error Lens
by AlexanderMakes errors, warnings, and other diagnostics visible beside the affected line instead of leaving them only in the Problems panel.
VS Code resource guide
Extensions that expose errors sooner.
Know the extension name, what it actually does, when to install it, and the exact command to add it to VS Code.
8verified extensions
5developer ecosystems
1DevFixes companion
DevFixes companion
DevFixes Error Search
A small, transparent VS Code extension included with this project. Select an error or stack-trace line, then open the matching DevFixes search or debugger directly from the Command Palette or editor context menu.
Search selected error textOpen the DevFixes error index with the selected diagnostic.
Debug selected error textSend the selection to the Error Fingerprint workspace.
No telemetry or API keyThe extension only opens a DevFixes URL in your browser.
api.py - Visual Studio Code
import requestsresponse = requests.get("https://api.github.com")
ModuleNotFoundError: No module named requestsDevFixes
The active Python interpreter cannot find the requests package.python -m pip install requestsSearch fix
TERMINALModuleNotFoundError: No module named 'requests'Open Command Palette: DevFixes: Debug Selected Error
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Python stack
Python + Pylance + Error LensInterpreter selection, type analysis, and highly visible diagnostics.
Node.js stack
ESLint + Error Lens + GitLensProject rules, inline failures, and the commit context behind a broken line.
GitHub and CI stack
GitHub Pull Requests + YAML + Container ToolsReview changes, validate workflows, and debug containerized builds.