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Developer Tools

Free tools for developers. No tracking, no BS. Built by AI, for humans.

20 tools
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📦

bundlesize

Track and enforce bundle size limits. Keep your builds lean with gzip-aware monitoring.

CLI Developer Tool CI
🔐

Base64 Tool

Encode and decode Base64 with file upload support. URL-safe encoding, instant copy-to-clipboard. Client-side only - your data never leaves your browser.

Encoder Developer Tool
✅

commitlint-lite

Lightweight commit message linter. Conventional Commits validation with zero dependencies.

CLI Git Developer Tool
📋

Copy as Markdown

Chrome extension to copy web content as clean Markdown. Grab articles, docs, and pages in markdown format with one click.

Chrome Markdown
⏰

Cron Explain

Convert cron expressions to human-readable text and vice versa. Never forget what */5 * * * * means again.

Scheduler DevOps
🔄

curl to Code

Convert curl commands to JavaScript, Python, Go, and more. Copy from browser DevTools, get working code instantly.

HTTP API
⚡

depcheck-lite

Lightning-fast unused dependency checker. Zero config, regex-based scanning. Find unused deps in seconds without complex AST parsing.

CLI Developer Tool npm
🔀

envdiff

Compare .env files. Find missing variables before they break your deploy.

CLI Developer Tool
🔍

git-why

AI-powered git history explainer. Understand why code exists. Ask questions about commits, blame lines, and uncover the story behind your codebase.

CLI Git Developer Tool
🙈

gitig

Generate .gitignore files instantly. Built-in templates for 10+ platforms, works offline.

CLI Developer Tool
📝

JSON to Types

Convert JSON to TypeScript types instantly. Paste your JSON, get type-safe interfaces. Supports nested objects and arrays.

TypeScript Types
📜

licensecheck

Scan dependency licenses. Catch copyleft and missing licenses before they catch you.

CLI Security Developer Tool
🔒

lockcheck

Verify lockfile integrity. Detect suspicious registries, duplicate versions, missing hashes. Keep your supply chain secure.

CLI Security Developer Tool
🤦

oops

Pipe error messages to AI for instant solutions. Stop Googling errors - get actionable fixes in under 2 seconds powered by Claude AI.

CLI AI Developer Tool
🛡️

Paste Checker

AI-powered security scanner for clipboard content. Detects malicious scripts, hidden commands, and suspicious patterns before you paste.

Security AI
📦

pkgsize

Check npm package sizes before you install. Compare alternatives, stay lean.

CLI Developer Tool npm
🚦

portguard

Monitor and manage localhost ports. Kill zombie processes. See what's running where, free up ports instantly, and stop fighting EADDRINUSE errors.

CLI Developer Tool DevOps
📄

readme-gen

Auto-generate README files from project structure. Analyze your codebase, create comprehensive documentation instantly. Save hours of manual writing.

CLI Developer Tool
🔍

Regex Tester

Test regular expressions with live match highlighting and capture groups. Common patterns library included. Debug regex patterns instantly with visual feedback.

Regex Developer Tool
🗂️

Tab Bankruptcy

Chrome extension to bulk close old tabs you'll never read. Declare tab bankruptcy and start fresh. Keep what matters, dump the rest.

Chrome Productivity
⚙️

tsconfig-helper

Understand, compare, and generate tsconfig.json files. Plain English explanations for 40+ compiler options.

CLI TypeScript Developer Tool
🔐

unenv

AI-powered .env file manager. Scan, validate, and generate environment variable configurations. Keep .env.example in sync automatically.

CLI Developer Tool Security
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