100 Developer Tools resources for developers

An extensible framework for building CLIs in Node.js, featuring automatic documentation generation and plugin support used by Heroku and Salesforce.

React-based library for building interactive CLI layouts using components; ideal for complex terminal dashboards and progress indicators.

The industry-standard argument parser for Rust, providing high-speed execution and comprehensive validation for CLI inputs.

A Go library for defining terminal styles via a declarative API, essential for building aesthetically pleasing TUI applications.

The most widely used Node.js CLI library; use this for lightweight tools where minimal bundle size and broad compatibility are required.

TypeScript-first schema validation; use it to validate CLI configuration files (e.g., .toolrc) at runtime to prevent silent failures.

Simple library for handling persistent configuration and local settings for CLI tools, abstracting away OS-specific file paths.

The standard terminal spinner for Node.js; use to provide visual feedback during long-running async tasks like dependency installation.

User-friendly and accessible terminal prompts for gathering user input, supporting autocomplete and multi-select modes.

Terminal string styling library; implement this to ensure error messages are high-contrast (red) and success messages are clear (green).

Automated SDK generation platform that produces idiomatic libraries in multiple languages from a single OpenAPI specification.

Define your API using YAML and generate high-quality SDKs and documentation; includes built-in support for multiple programming languages.

A flexible JSON/YAML linter; use it to enforce API design standards and ensure OpenAPI files remain valid and consistent.

Interactive API documentation that generates code snippets and allows developers to test endpoints directly from the browser.

API mock server that uses OpenAPI documents to provide realistic responses during development without a backend implementation.

Library to generate OpenAPI 3.x documentation from Zod schemas, ensuring your code and documentation stay in sync.

SDK-as-a-service that handles the generation, maintenance, and distribution of client libraries for your API products.

Modern tooling for Protocol Buffers; use this to manage, lint, and distribute gRPC-based developer tools and APIs.

Ultrafast web framework for the Edges; use this for building devtool backends that require minimal latency and zero cold starts.

Exportable API suites that allow users to import your entire API into their workspace for immediate testing and exploration.

Monetization platform for open-source developers allowing you to offer 'pay-per-feature' or subscription tiers for devtools.

Automates the delivery of Go binaries to GitHub, Homebrew, and Scoop, handling cross-compilation and checksum generation.

Software licensing and activation API designed specifically for desktop applications, CLI tools, and private SDKs.

Creating a custom Homebrew repository allows macOS and Linux users to install your CLI tool via a simple 'brew install' command.

Enables verifiable links between NPM packages and their source code/CI build, increasing trust for security-conscious developers.

Cloud-native package management for private repositories, useful for distributing enterprise-only versions of SDKs or plugins.

Use Stripe's metered billing features to implement usage-based pricing for API-driven developer tools.

Packages Node.js projects into single executable files for multiple platforms, allowing users to run tools without Node installed.

Integrate Segment into your CLI or SDK to track feature usage and identify which parts of your tool are most adopted.

Utilize Vercel's edge runtime for deploying devtool dashboards and documentation sites with global low latency.