Developer Command-Line Tools

CLI that upgrades package.json dependencies to their latest versions, preserving semver range operators. Works with npm, yarn, pnpm, deno, and bun.

hexyl

Terminal hex viewer that colors bytes by category: NULL, printable ASCII, whitespace, other ASCII, and non-ASCII.

Orchestration tool for OpenTofu/Terraform infrastructure code, used to scale and manage Infrastructure as Code across many modules and environments.

Parses linter output and posts findings in changed lines as review comments on GitHub, GitLab, and Bitbucket, or filters lint results by diff locally.

Code counter written in Go that reports lines of code, comments, complexity, ULOC and COCOMO estimates across many languages, with multiple output formats.

grex

CLI tool that generates regular expressions from user-provided test cases automatically

Log file highlighter (binary: tspin) that colors dates, numbers, IPs, UUIDs, URLs and more in any log format, with no config, and pages output through less.

Node.js CLI that runs multiple shell commands in parallel with prefixed, colored output and options to kill or restart processes. Works on Windows.

Find and replace CLI tool with regex support, string-literal mode, and faster performance than sed

watchexec

File watcher that runs commands when files change, with .gitignore support and cross-platform filesystem monitoring

Krew

Package manager for kubectl plugins: discover, install, and manage plugins from a central index, similar to apt, dnf, or brew.

Static analysis tool that finds and fixes security issues in CI/CD configurations, including GitHub Actions workflows, Dependabot, and pre-commit.

tealdeer

Fast Rust implementation of tldr providing simplified, example-based manual pages for command-line tools

Command-line tool to generate, analyze, convert and manipulate colors across multiple formats and color spaces

Terminal-based SQL IDE with database adapter support for DuckDB, SQLite, PostgreSQL, MySQL and dozens of other databases

Popeye

Read-only scanner that lints live Kubernetes clusters for misconfigurations, unused resources, and over/under allocation, with console, JSON, and HTML reports.

Copy/paste detector for 224 source formats with a Rust engine. Also reports dead code, complexity, git-history duplication trends, and a health score.

TAP-compliant testing framework for Bash 3.2+ that runs test cases written as Bash functions to verify Bash scripts and other UNIX programs.

Source repository for the Docker command-line client, written in Go and built with docker buildx bake, with cross-platform and glibc/musl build targets.

Runs arbitrary commands when files change using kqueue or inotify to avoid polling

Chafa

Command-line utility that converts images and animated GIFs into ANSI/Unicode character art or terminal graphics formats, built on a C library.

freeze

Generate PNG, SVG, and WebP images of code and terminal output with syntax highlighting and customizable styling.

Microsoft's cross-platform command-line interface for managing Azure resources with az group/subgroup/command syntax, JMESPath queries, and tab completion.

binsider

Terminal UI for binary file analysis with static/dynamic analysis, string extraction, and hexdump capabilities

bacon

Background code checker for Rust projects that runs continuously alongside your editor

euporie

Terminal-based interactive computing environment for Jupyter notebooks and kernels

Supabase CLI

Runs the Supabase stack locally, manages Postgres migrations, deploys Edge Functions, and generates TypeScript types from your database schema.

Code snippet manager with CLI and TUI for creating, organizing, and accessing snippets in the terminal

Downloads and extracts pre-built binaries from GitHub releases with automatic platform detection

Terminal-based star map displaying real-time positions of celestial objects with ASCII rendering

Console frontend for GDB that provides a split-screen interface with source code viewing and vim-style navigation

bugstalker

Rust debugger with TUI/console modes, breakpoints, watchpoints, async support, and VSCode integration via DAP

Terminal-based TUI for browsing and managing AWS ECS clusters, services, tasks, and containers with interactive navigation

ducker

Terminal UI for managing Docker containers, images, volumes, and networks with vim-style navigation and keyboard shortcuts

Calculator REPL with syntax highlighting and persistent history, similar to bc(1)

octocov

Code metrics toolkit for collecting coverage, code-to-test ratio, test execution time, and custom metrics from multiple report formats