Open Source BSD Command Line Tools
Sort By:
Command Line Tools for BSD
Browse free open source Command Line Tools and projects for BSD below. Use the toggles on the left to filter open source Command Line Tools by OS, license, language, programming language, and project status.
-
Train ML Models With SQL You Already KnowBuild and deploy ML models using familiar SQL. Automate data prep with built-in Gemini. Query 1 TB and store 10 GB free monthly.
-
Ship Agents FasterGemini Enterprise Agent Platform lets you rapidly build, scale, govern and optimize production-ready agents grounded in your organization's data. The platform enables developers to build custom or pre-built agents for virtually any use case. New customers get $300 in free credits.
-
1
s3cmd
Command line tool for managing Amazon S3 and CloudFront services
Open-source tool to access Amazon S3 file storage. S3cmd is a free command line tool and client for uploading, retrieving and managing data in Amazon S3 and other cloud storage service providers that use the S3 protocol, such as Google Cloud Storage. Lots of features and options have been added to s3cmd since its very first release in 2008.... we recently counted more than 60 command line options, including multipart uploads, encryption, incremental backup, s3 sync, ACL and Metadata management, S3 bucket size, bucket policies, and more! -
2
DB Browser for SQLite
The DB Browser for SQLite
DB Browser for SQLite (DB4S) is a high quality, visual, open source tool to create, design, and edit database files compatible with SQLite. DB4S is for users and developers who want to create, search, and edit databases. DB4S uses a familiar spreadsheet-like interface, and complicated SQL commands do not have to be learned. This program is not a visual shell for the sqlite command line tool, and does not require familiarity with SQL commands. It is a tool to be used by both developers and end users, and must remain as simple to use as possible in order to achieve these goals. Import and export records as text, import and export tables from/to CSV files, import and export databases from/to SQL dump files, issue SQL queries and inspect the results, examine a log of all SQL commands issued by the application, plot simple graphs based on table or query data. -
3
pdfsandwich generates "sandwich" OCR pdf files, i.e. pdf files which contain only images (but no editable text) will be processed by optical character recognition (OCR) and the text will be added to each page invisibly "behind" the images. pdfsandwich is a command line tool which is supposed to be useful to OCR scanned books or journals. It is able to recognize the page layout even for multicolumn text. Essentially, pdfsandwich is a wrapper script which calls the following binaries: convert, unpaper, tesseract, gs, and hocr2pdf (if tesseract < 3.03). It is known to run on Unix systems and has been tested on Linux and MacOS X. It supports parallel processing on multiprocessor systems. In contrast to most competing sandwich programs, it performs preprocessing of the scanned images, such as de-skewing or removal of dark edges etc. For further information please read the manual: http://www.tobias-elze.de/pdfsandwich/index.html
-
4
A command line tool to create C files from binary files. It can be used to embed the contents of external files to a C or C++ program.
-
Save Up to 91% on Cloud Compute With Spot VMsRun batch jobs at 60-91% off with Spot VMs. Long-running workloads get automatic discounts with sustained use.
-
5
lark-cli
A command-line tool for Lark/Feishu Open Platform
lark-cli is a command-line tool designed to interact with the Lark (Feishu) ecosystem, enabling developers to manage and automate workflows within the platform directly from the terminal. It provides utilities for handling applications, bots, messaging, and other services offered by Lark, making it easier to integrate enterprise collaboration features into development pipelines. The tool is designed for efficiency, allowing users to perform operations quickly without relying on graphical interfaces. It supports authentication, configuration management, and API interactions, streamlining the process of building and deploying Lark-based applications. The CLI also facilitates automation by enabling scripting and integration with CI/CD workflows. It is particularly useful for teams that rely on Lark for communication and want to extend its functionality programmatically. -
6
GeoIP
This project automatically generates GeoIP files in multiple formats
GeoIP is a community-maintained project that generates and publishes enhanced GeoIP/Geo-database and IP-location/routing data in multiple formats (e.g. V2Ray .dat, MaxMind .mmdb, and others) to support proxy, VPN, or routing tools requiring IP-to-country/region resolution. Rather than depending solely on the official GeoLite2 data, geoip augments and merges data sources (especially for certain regions) to improve coverage or tailor by use-case (e.g. proxy-specific rules, private networks, or region-based classification). The repo provides automated, periodic releases (e.g. weekly or on schedule) and also offers a CLI tool so users can regenerate or customize geo data in the format they need — for example, producing a .dat file for V2Ray / Xray-core, or a MaxMind-compatible .mmdb. -
7
Cloud CLI
Use Claude Code, Cursor CLI or Codex on mobile and web with CloudCLI
ClaudeCodeUI, also known as CloudCLI, is an open-source web and mobile interface that enables developers to control Claude Code and similar AI coding tools through a graphical environment. The project provides a browser-based dashboard that allows users to manage coding sessions, projects, and prompts remotely from virtually any device. It is designed to bridge the gap between terminal-first AI coding workflows and more accessible visual interfaces, improving usability without sacrificing power. The interface supports integration with tools such as Cursor CLI and Codex, enabling flexible multi-model workflows. Built with a mobile-friendly design, it allows developers to monitor and interact with AI coding agents on the go. Overall, ClaudeCodeUI focuses on productivity, remote control, and improved developer ergonomics for AI-assisted programming. -
8
ccrypt is a command-line tool for encrypting and decrypting files and streams. It provides strong encryption based on the Rijndael cipher, a version of which is also used in the Advanced Encryption Standard.
-
9
InkOS
Autonomous novel writing CLI AI Agent
InkOS is a multi-agent creative writing system designed to automate the production of long-form narrative content such as novels through coordinated AI workflows. The system organizes multiple specialized agents that collaborate in stages, including drafting, reviewing, editing, and refining text, with optional human checkpoints to ensure quality and coherence. Its architecture reflects a pipeline approach where each agent contributes a specific function, allowing iterative improvement rather than single-pass generation. This design makes it particularly suited for complex storytelling tasks that require consistency, tone management, and structural planning across long outputs. The platform likely incorporates feedback loops where agents critique and revise each other’s work, simulating editorial processes found in traditional publishing. It emphasizes scalability, enabling users to generate large volumes of narrative content with minimal manual intervention. -
Host LLMs in Production With On-Demand GPUsDeploy your model, get an endpoint, pay only for compute time. No GPU provisioning or infrastructure management required.
-
10
OpenCLI
Make Any Website & Tool Your CLI
OpenCLI is an open-source command-line interface framework designed to simplify the creation and management of developer tools by providing a modular and extensible architecture for building CLI-based applications. It focuses on improving developer productivity by standardizing how commands, arguments, and workflows are structured, allowing teams to create consistent and scalable command-line utilities. The project abstracts away much of the complexity typically associated with CLI development, enabling developers to focus on business logic rather than low-level parsing and configuration. It is designed to be flexible enough to support a wide range of use cases, from simple scripts to complex multi-command applications. OpenCLI also emphasizes usability and developer experience by offering intuitive command structures and easy extensibility. Its architecture supports integration with external services and tools, making it suitable for automation pipelines. -
11
QMD
mini cli search engine for your docs, knowledge bases, etc.
QMD is a powerful and lightweight command-line tool that acts as an on-device search engine for your personal knowledge base, allowing you to index and search files like Markdown notes, meeting transcripts, technical documentation, and other text collections without depending on cloud services. Designed to keep all search activity local, it combines classic full-text search techniques with modern semantic features such as vector similarity and hybrid ranking so that queries return not just literal matches but conceptually relevant results. Users can organize content into named collections, embed documents for semantic retrieval, and then perform keyword searches, semantic searches, or hybrid natural-language queries to quickly surface the most useful information across all indexed sources. Because the entire system runs on the user’s machine, privacy is preserved and there’s no risk of exposing sensitive content to outside providers. -
12
hollows_hunter
Recognizes and dumps a variety of potentially malicious implants
Hollows Hunter is a command-line malware analysis tool based on the PE-sieve passive memory scanner. It scans running processes, or even the full system, to identify potentially malicious implants. The tool can recognize and dump suspicious artifacts such as replaced PEs, injected PEs, shellcode, hooks, and in-memory patches. Unlike PE-sieve’s more process-specific workflow, Hollows Hunter can select targets using broader criteria such as process IDs, process names, or creation time. This makes it useful for incident response, memory triage, and forensic investigation of suspicious Windows systems. Its purpose is defensive analysis, helping researchers extract suspicious memory artifacts for deeper review. -
13
imsg
CLI for Apple's Messages.app so your agent can send and receive text
imsg is a lightweight bridge utility used to connect iMessage functionality with external automation systems and AI assistants, particularly within the OpenClaw ecosystem. The project enables AI agents and command-line workflows to send and receive iMessage content through a macOS-based bridge connected to the Messages application. Its architecture relies on AppleScript or RPC-style communication layers to expose iMessage interactions programmatically while maintaining compatibility with local macOS environments. imsg became an important component for integrating iMessage into autonomous assistant systems, enabling conversational AI workflows directly through Apple’s messaging platform. The project emphasizes local-first communication and direct integration with Apple infrastructure rather than relying on cloud relays. While newer approaches such as BlueBubbles integrations are emerging, imsg remains a foundational utility for local iMessage automation and AI messaging workflows. -
14
quvi is a command line tool for parsing Adobe Flash media stream URLs. libquvi is a cross-platform library for parsing media stream URLs with C API.
-
15
testssl.sh
Testing TLS/SSL encryption anywhere on any port
testssl.sh is a free command-line tool that checks a server's service on any port for the support of TLS/SSL ciphers, protocols as well as recent cryptographic flaws and more. testssl.sh is free and open-source software. You can use it under the terms of GPLv2, please review the License before using it. Works for Linux, Mac OSX, FreeBSD, NetBSD and WSL/MSYS2/Cygwin out of the box, no need to install or configure something, no gems, CPAN, pip or the like. OpenBSD only needs bash to be postinstalled. You can test any SSL/TLS enabled and STARTTLS service, not only webservers at port 443. Several command line options help you to run your test and configure your output. If a particular check cannot be performed because of a missing capability on your client side, you'll get a warning. You can look at the code, see what's going on and you can change it. -
16
Obsidian Skills
Agent skills for Obsidian
Obsidian-Skills is a repository of agent skills tailored for use with Obsidian and any Claude-compatible agent that follows the standard Agent Skills specification, enabling AI assistants to better understand and interact with Obsidian content. These skills are markdown-driven specifications that teach Claude Code (or similar agents) how to perform context-aware tasks within Obsidian’s unique environment, such as interpreting different file types and workflows, automating workflows tied to notes, or enhancing agent responses with structured knowledge. By providing formal descriptions of patterns, conventions, and workflows common to Obsidian users, the skills empower AI tools to give more relevant suggestions, generate content that adheres to user conventions, or execute complex multi-step operations that respect the knowledge graph and file relationships. -
17
Summarize
Point at any URL/YouTube/Podcast or file
Summarize is a toolset that lets you point at almost any content and quickly extract the gist, whether that content is a webpage, a YouTube video, a podcast, or a local file. It’s built around a CLI workflow so you can summarize from the terminal, but it also includes a Chrome extension so you can do the same thing directly while browsing. The project pairs an on-device “daemon” style background service with user-facing commands and extension UI, so summaries can feel immediate and repeatable once installed. It’s designed for people who constantly triage information and need a fast way to turn long, messy sources into short, actionable takeaways. The repository includes troubleshooting guidance for common extension and connectivity issues, which signals that the tool is intended for daily use rather than one-off demos. Overall, it positions itself as a practical “reading accelerator” that fits into both developer workflows and normal browsing habits. -
18
Claude Code Templates
CLI tool for configuring and monitoring Claude Code
Claude Code Templates is a popular open-source CLI tool and template ecosystem designed to streamline how developers work with Anthropic’s Claude Code by providing a rich catalog of ready-to-use code templates, AI agents, custom commands, settings, hooks, and external integrations that can be installed interactively or via the command line. It lets you quickly scaffold domain-specific AI agents (like security auditors, performance optimizers, or database architects), fill in consistent project configurations, and embed automated workflows without reinventing the wheel for each new project. The templates and components are organized by workflow so teams can adopt best practices for testing, deployment, documentation, DevOps automation, and more, all powered by Claude’s agent SDK. Interactive installation commands and a marketplace-style interface make it easy to browse and apply components, and the tool also includes development utilities like analytics and conversation monitoring. -
19
Gitlab CLI
Ruby wrapper and CLI for the GitLab REST API
Gitlab CLI is a Ruby gem and CLI tool that wraps the REST API of GitLab (including self-hosted GitLab instances) to make automation, scripting and integration simpler. It provides a Ruby DSL that abstracts away direct HTTP calls, letting developers interact with GitLab’s API in idiomatic Ruby (creating projects, merge requests, listing users, etc.). In addition to the Ruby library, there is a command-line interface which enables many GitLab operations from the terminal (or scripts) without needing to manually craft API requests. The gem supports customization of endpoint URL, private tokens, proxy and HTTP options, making it suitable for self-managed GitLab instances as well as gitlab.com. It is test-covered and built to be simple to integrate into Ruby projects or CI scripts. Being open-source under a BSD-2-Clause license, it invites reuse in organizational tooling or internal DevOps workflows. Overall, it is a useful tool for teams working with GitLab who want to automate tasks. -
20
skills
The open agent skills tool - npx skills
skills is a CLI that turns “agent skills” into a portable, installable ecosystem, letting developers add reusable instruction sets to many different coding agents from a single command. Instead of hardcoding prompts per tool, it standardizes skills as SKILL.md files with structured metadata so they can be discovered, listed, installed, updated, and version-tracked consistently. The CLI supports pulling skills from common git sources, including GitHub shorthand, full URLs, direct paths inside repos, GitLab URLs, generic git remotes, and even local folders. It is designed to work across a wide range of agents and editors, so one skill package can be installed into multiple agent-specific directories without rewriting anything for each environment. It also supports both interactive and automation-friendly flows, including non-interactive installs for CI and bulk installs for all skills, which makes it usable for teams that want consistent agent capability across machines. -
21
why-is-node-running
For when Node is running but you don't know why
why-is-node-running is a diagnostic tool for Node.js developers that helps answer the question: “why is my Node.js process still alive?” In complex asynchronous code — with timers, open handles, network sockets, file watchers, or unfulfilled promises — it can be tricky to figure out what is preventing the event loop from exiting. This utility inspects the active handles and resources in the runtime, prints a breakdown of open callbacks, sockets, timers, and other tasks, and explains what’s keeping Node running, helping you track down leaks or unintended resource retention. It’s particularly useful during testing, when you expect Node to exit after tests finish, or in long-running servers when you're debugging resource leaks or shutdown logic. By providing clear human-readable output that lists current handles and their origins, the tool dramatically reduces the time you would otherwise spend manually instrumenting your code. -
22
xurl CLI
The official CLI for the X API
xurl is a modern command-line HTTP client designed to provide a flexible and developer-friendly alternative to traditional tools like curl. It introduces a simplified syntax and enhanced usability, making it easier to construct and execute HTTP requests without memorizing complex command structures. The tool supports a wide range of HTTP operations, including GET, POST, PUT, and DELETE, while also providing features such as request templating and reusable configurations. It is designed for efficiency, allowing developers to quickly test APIs, debug endpoints, and automate network interactions directly from the terminal. xurl also includes support for structured output formats, making it easier to inspect responses and integrate with scripts or pipelines. Its lightweight design ensures that it can be easily installed and used across different environments. Overall, xurl enhances the developer experience for API testing and interaction by combining simplicity with powerful functionality. -
23
yt-x
Browse youtube from your terminal
yt-x is a lightweight tool designed to enhance the YouTube viewing and interaction experience by providing additional functionality beyond the standard platform interface. It typically works by injecting scripts or modifying how YouTube pages behave, enabling users to customize playback, interface elements, or interaction features. The project focuses on improving usability and control, allowing users to tailor their viewing experience according to personal preferences. It may include enhancements such as improved navigation, playback controls, or interface adjustments that streamline content consumption. Designed to be simple and efficient, yt-x avoids unnecessary complexity while still offering meaningful improvements to the default YouTube experience. It is particularly useful for users who want more control without switching to entirely different platforms or heavy extensions. Overall, yt-x provides a customizable layer on top of YouTube that enhances usability and interaction. -
24
SIGAR (System Information Gatherer and Reporter) is a cross-platform, cross-language library and command-line tool for accessing operating system and hardware level information in Java, Perl and .NET.
-
25
AI Commits
A CLI that writes your git commit messages for you with AI
AI Commits is a command-line tool that writes your git commit messages for you using an AI model. It works by running git diff to gather your staged code changes, sending that diff to an LLM (originally GPT-3, now configurable), and receiving back a concise, human-readable commit message. The tool is designed to integrate cleanly into a developer’s workflow so that generating a descriptive commit message becomes a single command rather than a chore. It supports configuration via environment variables or config files so you can set your API key, preferred model, message style, and more. There are also options to preview, edit, or regenerate the AI-proposed message before actually committing, giving developers control instead of blindly trusting the output. Because it’s published as an npm package and even as a Homebrew formula, installation is straightforward across platforms.
