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Command Line Interface
A curated index of services, tooling, and open source solutions for API command line interfaces, HTTP clients, and terminal-based API tools. This collection covers HTTP clients, API-specific CLIs, spec and linting CLIs, cloud provider CLIs, platform CLIs, and infrastructure management tools.
73 related providers on APIs.io
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Providers working in Command Line Interface
Providers whose own tags share at least two of this topic's tags, most shared first — the top 30 of 73.
| Provider | About | Rating | APIs |
|---|---|---|---|
| Plandex | Plandex is an open-source, terminal-based AI coding agent designed to take on large, multi-step software development tasks across many files in real world codebases. Written in Go and released under the MIT license, Plandex builds and exec… | developing | 1 |
| Aider | Aider is an open-source, terminal-based AI pair programmer that edits code directly inside a developer's local Git repository. Written in Python and distributed via PyPI under the Apache 2.0 license, Aider is a BYO-LLM tool: the user suppl… | thin | 15 |
| tessl.io | Tessl is an agent-enablement platform for spec-driven and agentic software development. It provides a registry of versioned "tiles"/plugins (10,000+ library docs) and 3,000+ searchable Agent Skills, a CLI for authoring, linting, reviewing,… | strong | 1 |
| Insomnia | Insomnia is an open-source, cross-platform API development platform by Kong for designing, debugging, and testing HTTP, REST, GraphQL, gRPC, SOAP, WebSockets, SSE, and Socket.IO APIs. It includes an Inso CLI for CI/CD integration, cloud-ho… | strong | 1 |
| Warp | Warp is an open-source, Rust-based, GPU-accelerated agentic development environment built on top of a modern terminal. It combines a high-performance terminal with AI-powered cloud agents (the Oz platform) to help developers build, test, d… | developing | 1 |
| Bruno | Bruno is an open-source (MIT), git-native API client - a lightweight, offline-first alternative to Postman and Insomnia for exploring and testing APIs. It is a developer TOOL, not a hosted HTTP API provider. Collections are stored on the l… | developing | 6 |
| Termius | Termius is a modern, cross-platform SSH client for DevOps professionals, network engineers, and infrastructure teams, available on Windows, macOS, Linux, iOS, iPadOS, and Android. It provides secure remote access with encrypted team vaults… | developing | 2 |
| Fern | Fern is a developer-tools platform that turns a single API specification into idiomatic client SDKs, beautiful API documentation, and MCP servers. Given OpenAPI, AsyncAPI, gRPC/Protobuf, or Fern's own Fern Definition as input, Fern generat… | developing | 1 |
| vlt | vlt (pronounced "volt") is a JavaScript package management company started by the creator of npm and former members of the npm core team, and backed by Accel. It ships the open source vlt package manager CLI, the npm-compatible vlt serverl… | developing | 1 |
| Continue | Continue is the open-source AI code assistant for VS Code and JetBrains, distributed under Apache 2.0. The Continue IDE extensions and the Continue CLI federate to any LLM provider — Anthropic, OpenAI, Mistral, OpenRouter, Ollama, and a Co… | developing | 1 |
| Kiota | Kiota is Microsoft's open source (MIT) API client generator: a command line tool that turns any OpenAPI-described API into a strongly-typed, lightweight client in C#, Dart, Go, Java, PHP, Python, Ruby or TypeScript. It exists to remove the… | developing | 1 |
| Mammoth Media | Mammoth Media is a Greylock-backed consumer technology company whose current product is TokenBot (mammoth.la now redirects to tokenbot.com) — a social, copy-trading platform for cryptocurrency communities on Discord and Telegram that synch… | developing | 1 |
| StakPak | Stakpak is an open-source autonomous DevOps AI agent, distributed as a single Rust binary, that runs 24/7 on your machines to keep applications running — performing health checks, auto-healing failures, monitoring cloud cost, rotating secr… | developing | 1 |
| APIToolkit (Monoscope) | APIToolkit (now Monoscope) is an open-source-friendly API observability and monitoring platform that helps teams find and fix production issues before customers notice. It unifies logs, traces, metrics, errors, monitors, and session replay… | developing | 1 |
| Jetify | Jetify builds developer tooling for reproducible environments and package management, backed by the Nix ecosystem. Its open-source Devbox CLI creates instant, isolated, predictable development shells; Jetify Cloud adds team secrets managem… | developing | 1 |
| Promptfoo | Promptfoo is an open-source LLM evaluation and red-teaming framework distributed as a TypeScript CLI and Node.js library under the MIT license. Developers use it to evaluate prompts, models, and RAG pipelines side by side, run automated re… | developing | 6 |
| Terminal Use | Terminal Use is a deployment and orchestration platform for background AI agents — "Vercel for background agents." It gives agents that need long-lived task state, persistent files at /workspace, and production deployment primitives (versi… | developing | 2 |
| Carvel | Carvel is a set of reliable, single-purpose, composable command-line tools that help build, configure, and deploy applications to Kubernetes. The toolset includes ytt for YAML templating, kapp for application lifecycle management, kbld for… | thin | 7 |
| Orval | Orval is an MIT-licensed open source code generator that turns any valid OpenAPI v3 or Swagger v2 specification into type-safe TypeScript. From one spec it emits HTTP request functions (Fetch by default, Axios optional), TanStack Query hoo… | thin | 1 |
| FlutterFlow | FlutterFlow is a visual, low-code development platform for building native mobile, web, and desktop applications on Flutter without sacrificing app quality or features. Beyond the visual builder, FlutterFlow exposes Project APIs — a REST s… | thin | 1 |
| Amazon CloudShell | AWS CloudShell is a browser-based terminal that enables users to manage and explore AWS resources directly from the AWS Management Console. Pre-authenticated, pre-installed with AWS CLI and dev tools, with 1 GB of persistent storage per re… | thin | 1 |
| Digger | Digger (diggerhq), backed by Initialized Capital, builds developer infrastructure across two open-source-rooted product lines. OpenTaco (formerly the Digger CE project) is an Infrastructure-as-Code orchestration and Terraform/OpenTofu stat… | thin | 1 |
| Ranger | Ranger is an AI-powered quality-assurance platform that lets coding agents verify their own work in a real browser. Its CLI (@ranger-testing/ranger-cli) sets up a project so an AI coding agent — Claude Code, OpenCode, Cursor, Codex, or any… | thin | 0 |
| Serverless | Serverless, Inc. builds the Serverless Framework, the original and most widely adopted open-source tool for building, deploying and operating serverless applications on AWS Lambda and other managed cloud services. It pairs a YAML-configure… | thin | 0 |
| Cycode | Cycode is a complete Application Security Posture Management (ASPM) and software supply chain security platform that delivers visibility, security, and integrity across the entire software development lifecycle. Its Risk Intelligence Graph… | thin | 1 |
| Machine0 | Machine0 is a Y Combinator (S26)-backed infrastructure company, operated by Fundamental Software, that provides persistent, on-demand cloud virtual machines driven entirely from the command line and optimized for AI agents. The machine0 CL… | thin | 1 |
| HTTPie | HTTPie is a user-friendly command-line and web-based HTTP client designed for testing, debugging, and interacting with APIs and HTTP services. It provides expressive syntax that mirrors actual HTTP requests, formatted and syntax-highlighte… | thin | 1 |
| Entire | Entire is a developer platform built for both humans and AI agents, founded by former GitHub CEO Thomas Dohmke and launched with a $60M seed round. It pairs fast, distributed, Git-compatible hosting with agent session management: the Entir… | thin | 0 |
| Certora | Certora is a smart-contract security company whose core product is the Certora Prover, a state-of-the-art automated formal-verification engine that checks every possible contract state and execution path to find critical vulnerabilities in… | thin | 0 |
| Bugster | Bugster is an AI-powered end-to-end testing and QA automation platform for web applications. It provides an autonomous QA agent that simulates a real user in a real browser, clicking, typing, and navigating to validate critical flows, then… | thin | 0 |
Tags
CLICommand Line InterfaceDeveloper ToolsHTTP ClientTerminal