Local Development GitHub Repositories (2026) · Open Source Tools

Free, open-source local development environment for PHP and Laravel on macOS, Windows and Linux. Native processes, no Docker.

A simple zero-config tool to make locally trusted development certificates with any names you'd like.

Local development against a remote Kubernetes or OpenShift cluster

Portable DNS resolver in Rust: .numa local domains, ad blocking, developer overrides, DoT/DoH/ODoH, DNSSEC

Docker-based local PHP+Node.js web development environments

pctx is the execution layer for agentic tool calls. It auto-converts agent tools and MCP servers into code that runs in secure sandboxes for token-efficient workflows.

Open-source local PHP development environment for Linux, macOS and Windows (WSL2). Automatic .test domains, per-project PHP/Node isolation, one-command TLS. Podman-native, rootless.

A curated list of cloud emulators and local cloud development tools for AWS, Azure, and Google Cloud. Explore Moto, Azurite, LocalStack, Firebase, and more for integration testing and CI/CD.

Native local development environment for Windows, macOS & Linux. A modern alternative to XAMPP, MAMP, Laragon and Laravel Herd, with runtimes, databases, web servers, local sites, HTTPS, AI coding tools and MCP.

KubeVPN offers a Cloud Native Dev Environment that connects to kubernetes cluster network.

Composable building blocks for full-stack AWS apps — define infrastructure and runtime code together with end-to-end type safety using TypeScript, local mocking, and native client codegen for Kotlin, Swift, and Dart.

Self-hosted web UI for mkcert: generate, download and monitor locally-trusted SSL certificates, with SCEP enrollment, SSO and Docker.

Give a service you are developing an HTTPS URL for webhooks, OAuth callbacks and previews, and join your own machines into a private, end-to-end encrypted mesh, all on servers you run yourself. Official releases are built from this source and reproduce byte-for-byte.

Local-first mail development environment. Point your app at localhost and inspect every message, protocol trace and delivery outcome. SMTP, IMAP, POP3 and a REST API in one self-contained binary.