nguyenyou

nguyenyou / scalex

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Scala code intelligence for AI coding agents. ~1000 lines. Zero compilation. Zero build server. Just answers.

nguyenyou.github.ioscalex ai-agent claude-code code-intelligence developer-tools find-definition
11
0
100% credibility
Found Mar 15, 2026 at 11 stars -- GitGems finds repos before they trend. Get early access to the next one.
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AI Analysis
Scala
AI Summary

Scalex is a lightweight code explorer that scans Scala projects to answer questions about definitions, usages, extensions, and more with structured results.

How It Works

1
🔍 Discover Scalex

You hear about a smart helper that makes finding things in big Scala projects quick and easy, like a supercharged search just for code.

2
📥 Get the tool

Download the ready-to-use helper and put it in a handy spot on your computer so it's always available.

3
📂 Open your project

Navigate to the folder with all your Scala code files.

4
⚡ Quick first scan

Run the helper once and it zips through your files, building a memory map of everything important in seconds.

5
🧐 Ask a question

Simply tell it what you're looking for, like 'where is this defined?' or 'who uses that?'.

6
💡 See clear answers

Get instant results showing exact spots, files, lines, and even code previews – no guesswork.

🎉 Explore freely

Repeat questions to fully understand your project, saving hours of manual hunting.

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Star Growth

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AI-Generated Review

What is scalex?

Scalex delivers fast code intelligence for Scala 2 and 3 codebases, indexing git-tracked .scala files to answer queries like symbol definitions, trait implementations, references, and imports—no compilation or build server needed. Developers run CLI commands such as `scalex def UserService` or `scalex refs PaymentService --categorize` for structured output with kinds, packages, lines, and JSON options. Built in Scala 3 as a single-file tool runnable via github scala cli or compiled to github scala native binaries.

Why is it gaining traction?

It beats grep's noisy text matches and LSP heavies like Metals by providing Scala-specific smarts: fuzzy camelCase search, parent filtering, annotation hunts like `@deprecated`, and categorized refs in one call. Caches indexes for ~1s warm queries on 200k-symbol scala codebases, with fallbacks to grep. Suits github scala projects, from monorepos to github scala trending repos, without scala mill or sbt setup.

Who should use this?

Scala devs refactoring large scala codebases or running scala code review in monorepos. AI agent users (Claude Code, Cursor) navigating github scala steward updates or scala github actions workflows. Teams doing quick scala code style audits or exploring scala codec in github scala api projects.

Verdict

Solid for lightweight navigation despite 11 stars and 1.0% credibility—excellent docs, full test suite, and proven perf on Scala 3 compiler make it mature beyond its size. Grab the binary for scala codegen scouts or scala github projects; early but immediately useful.

(198 words)

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