The 495 Best Development in 2026

Visual work OS for teams and workflows.

The world’s most popular open-source relational database.

Platform for deploying and hosting modern web projects.

In-memory data store for caching and real-time apps.

Empowering App Development for Developers

Frontend cloud for deploying modern web apps.

The popular document (NoSQL) database.

Code editing. Redefined.

A fast, distraction-free text editor for code.

Git hosting, code review, and CI/CD for software teams.

The advanced open-source relational database.

Google’s app development platform with realtime backend.

The most comprehensive AI-powered DevSecOps platform

The Collaboration Platform for API Development

Automate web scraping and data extraction tasks with PhantomBuster

Fast, modern site generator built on React and GraphQL

Manage your DB schema with Rails DSL and automated migrations

AI workspace that captures discovery, scope, and decisions for software implementation projects

A fast, native Mac code editor with built-in Git, debugging, and live previews.

A fully customizable JavaScript calendar library for modern web applications.

AI-powered codeless test automation platform for web, API, mobile, and desktop.

Build secure, scalable backends without traditional coding.

A fully serverless, TypeScript‑first headless CMS for large‑scale developer teams

Comprehensive IT monitoring platform for proactive infrastructure management

Open-source JavaScript end-to-end testing framework with an optional cloud dashboard.

Enterprise-grade automation for consistent infrastructure at scale

Open-source platform for secrets, certificates, and privileged access management

Free, open-source chess server

Modern load testing tool

Cross-platform automation framework for all kinds of apps

Free Bootstrap 5 Admin Dashboard Template

Dynamically generated stats for your github readmes

An open-source RTMP live streaming client for Android devices.

Unified API for LLM management and key redistribution

Data-driven documents with SVG, Canvas, and HTML

Secure dotenv for developers

Realtime backend in 1 file

Apple's full-featured IDE for building iOS, macOS, watchOS and tvOS apps

Fast CLI tool for exporting, importing and migrating Elasticsearch data

The React Framework for Production

Nokia's public API marketplace for discovering, testing, and monetizing thousands of APIs.

AI-unified release assurance platform for testing web and mobile apps.

2D skeletal animation software purpose-built for creating and exporting animated game characters.

Empowering everyone to build reliable and efficient software

High-performance, collaborative code editor

A free Git and Mercurial client that gives developers a visual way to manage repositories, branches, and commits.

Hyperextensible Vim-based text editor built for maximum usability and speed.

Open-source automation server for continuous integration and delivery

Integrated DevOps platform for planning, building, testing, and delivering software

Distributed key-value store for shared configuration and service discovery

Open‑source time‑series database built on PostgreSQL for scalable analytics

Modern copy to clipboard solution without Flash

A modern, AI‑enhanced terminal built for developers to work faster.

High-performance web server and reverse proxy

Agent for collecting, processing, aggregating, and writing metrics, logs, and other arbitrary data

Run VS Code in any browser, self‑hosted and free.

A free, open‑source admin dashboard built with Vue.js and Element UI

Full-stack JavaScript web framework unifying server, routing, and UI in one system.

Column-store database management system

A powerful, extensible IDE for Java and beyond

Radically simple IT automation platform

Self-hosted open-source monitoring and alerting for DevOps teams

Build fast, content‑focused websites with a modern, component‑first framework.

Visual website builder for WordPress with AI-powered design tools

The intuitive Vue framework for universal apps

All‑in‑one self‑hosted Git, CI/CD and DevOps platform

React Framework for building internal tools, admin panels, dashboards & B2B apps

Extremely fast Python linter and code formatter

A Hex Editor for Reverse Engineers, Programmers and people who value their retinas when working at 3 AM

High‑performance Redis‑compatible in‑memory datastore for modern workloads

End-to-end developer platform for Source Control Management, CI/CD Pipelines, and more

High-performance time-series database for real‑time analytics

Simple, blog-aware static site generator

Cross-platform 2D/3D game engine and content creation tool

A simple terminal UI for git commands

Cloud-native Go microservices framework for productivity

Pause GitHub Actions workflows for manual approval

Fast JavaScript runtime, bundler, test runner, and package manager

Fast and reliable browser automation

Terminal string styling done right

Lightweight API exploration and testing IDE

High-Performance server for NATS.io

Run macOS VM in a Docker!

Open-source platform for building and deploying long-running background jobs and AI workflows in TypeScript.

Free, open-source SQL client for managing MySQL, MariaDB, PostgreSQL, SQL Server, and more.

Backend platform for live games with multiplayer, LiveOps and player data

Delivery and shipment tracking API for Korean, Japanese and Chinese carriers

Enterprise multi-cloud DevOps and automation platform

Patch-level verification for Bundler

Scalable real‑time search and analytics engine for any data

Free, open-source web-based tool for managing PostgreSQL databases.

Open-source file and folder comparison tool for Windows.

Secure, sub-90ms cloud sandboxes for running AI-generated and untrusted code at scale.

AI-powered Kubernetes platform that autonomously detects, investigates, and resolves production issues.

Open-source platform for reliable, durable workflow orchestration

Free cross‑platform backend suite for games and interactive experiences

Simplify geocoding for Ruby developers

Optional static typing for Python

Tools and services for building and publishing games on Steam

AI‑enhanced diagramming directly in your browser

Forms made easy for Rails

Build scalable JavaScript applications with ease

Multi-platform 2D and 3D game engine

Development Environment Management Tool

Event-driven workflow engine for applications and AI Agents

High-performance open-source time-series database for IoT and big data

A user-friendly HTTP client for testing and exploring APIs, available as CLI, Desktop, and web app.

A professional-grade UI test automation platform for desktop, web, and mobile applications.

The world's fastest framework for building websites

Monitor and fix mobile app crashes, ANRs, bugs, and performance issues

Powerful parser generator for structured text or binary files

Feature flagging and A/B testing for engineering teams

Sync data warehouse insights into operational tools

Turn spreadsheets and data sources into fully functional apps without code.

Create full-stack apps and websites by chatting with AI, powered by StackBlitz.

Build, test, and document UI components in isolation.

Open-source APM for cloud‑native microservices

Fast, structured, leveled logging for Go applications

A realtime, distributed messaging platform for fault‑tolerant microservices.

Create 2D games quickly with drag‑and‑drop or code.

Visual database design made simple and free for developers.

Create, script, and publish Roblox games for free

Instant online IDE for building and sharing web apps

Automated version management and package publishing

A Python library for rich text and beautiful formatting in the terminal.

Google's no-code platform for building business apps and workflow automations from your data.

Scalable real-time multiplayer backend for games across platforms

Create custom Discord bots with AI, no code required.

Free and open-source HTML Dashboard UI Kit built on Bootstrap

Cloud computers with NVIDIA GPUs that stream high-performance workstations to any device.

AI-powered test automation for web, mobile, API, and Salesforce applications

API and AI Gateway

Generate interactive HTML bill‑of‑materials directly from your PCB design

All-in-one docs, spreadsheets, and apps in a single collaborative workspace

A free graphical Git client for managing GitHub repositories without the command line.

Java-based RPC and microservice framework

Instant data access with built‑in operational intelligence

API-first platform for scalable image and PDF generation

Automation engine for building, testing, and shipping codebases

Enterprise-level AI low-code platform

AI-powered automation and app builder

A lightning-fast, GPU-accelerated code editor built in Rust with native LSP support.

Open source digital signage solution

Optimize database costs and improve time-to-market with DBLab

Immediate mode GUI for C++ with zero bloat

Free open-source desktop app for local container management and Kubernetes development.

Uncompromising Python code formatter

Powerful audio creation and integration for interactive media

Interactive API documentation and developer hub platform with AI-assisted authoring.

Visual regression and UI review platform built by the Storybook maintainers.

Build web and mobile apps with AI agents, full visual control and real code access.

Real-time error monitoring platform with session replay and AI-assisted fixes.

AI-powered performance, API, and functional testing platform by Perforce.

AI-native agentic testing platform for web, mobile, API, and performance testing.

AI-native cloud platform for cross-browser and mobile app testing.

AI-powered visual testing platform that catches visual and functional regressions.

A multi-model database unifying graph, document, key-value, vector, and search for AI-driven applications.

Enterprise version control built for large binary files, big codebases, and distributed teams.

An open-source graph-relational database built on Postgres with a built-in query language, auth, and AI tooling.

External uptime, performance, SSL, and domain monitoring for websites and servers.

Infrastructure as code for provisioning and managing any cloud resources

Durable execution platform for reliable workflows, AI agents, and background jobs without extra infra.

Self-updating documentation platform that keeps docs in sync for both humans and AI agents.

Open-source static site generator by Meta for building fast documentation websites.

YAML-based end-to-end testing framework for mobile and web apps, with an AI-native cloud runner.

Universal database tool

Fast, Extensible Progress Bar for Python and CLI

API observability and governance platform that monitors, secures, and documents API traffic in real time.

Offline API documentation browser

Unity's distributed version control system built for large 3D and game development projects.

Free source‑code editor with powerful syntax highlighting and extensible plugins

Self-hosted uptime and status page

Scalable, extensible matchmaking for multiplayer games

A powerful, customizable JavaScript calendar for modern web apps

Deploy your applications with ease

Internal developer platform that deploys and scales apps on your own AWS, GCP, or Azure account.

Open-source, flexible, and extensible low-code platform

In-memory data store for real-time web applications

Visual GUI for exploring, querying, and optimizing MongoDB data

A modern Python CMS

The SQLite for Analytics

An open-source, PostgreSQL-compatible distributed SQL database for cloud-native apps.

A Swift image‑cropping library that mimics the iOS Photos app experience

No-code platform for building business apps and client portals with AI assistance.

Simplify data versioning and analytics pipelines

A local-first, open-source API client for HTTP, GraphQL, gRPC, WebSocket, and SSE requests.

All-in-one platform to design, mock, test, and document APIs.

A community-driven framework for managing your zsh configuration

Enterprise platform for continuous automation, compliance, and visibility

Android and iOS native library emulation

Stealth Chromium for bot detection evasion

Powerful IDE for building modern applications on any platform

Continuous integration and delivery platform that automates testing and deployment at AI speed.

Simple, flexible CI/CD for fast software delivery

Multi-language pre-commit hooks framework

A list of Free Software network services and web applications which can be hosted locally

Interactive API docs for developers

Cloud-based database to organize and manage data

A fast, cross-platform Git client from the makers of Sublime Text.

AI-assisted visual regression testing that catches UI bugs functional tests miss.

Python toolkit for quantitative finance

Transfer data with various network protocols

Simple and easy-to-use Python logging library

Lightweight REST API client built directly into VS Code and JetBrains IDEs.

Routing and navigation for React Native and Web apps

Modern, framework-agnostic, Git-based headless CMS

Collaborative cloud IDE for coding, learning, and deploying instantly

The smartest IDE for Java, Kotlin and modern development

A hackable text editor for the 21st‑century developer

Open-source framework for building native iOS and Android apps in JavaScript or TypeScript.

Build internal tools fast with a drag‑and‑drop UI and prebuilt data connectors.

See every crash, log, and event in your app — explained by AI.

The Open Context Layer for Data and AI

Free, Open-Source Internet Computer

The official IDE for building Android apps, with Gemini AI built in.

Continuously delivered upstream OS for developers

Fast, flexible static site generator written in Rust

Create project documentation with Markdown

Native Git command line and GUI for Windows developers

The AI SRE that catches issues before you know they exist.

Python libraries for computational biology and bioinformatics

Write TypeScript in the browser and ship it live to a URL in about 100 milliseconds.

AI agents map your app and write end-to-end Playwright tests to reach high automated coverage fast.

Collaborative SQL editor where teams write queries, comment in real time, and share dashboards.

Visual node-based dialogue editor for branching narrative in Unity, Unreal, and Godot

AI-powered code review platform combining static analysis with automated pull request fixes.

Code quality and security platform with AI guardrails for pull requests and AI-generated code.

Fast, offline-first tool for designing and running mock REST APIs.

Declarative GitOps continuous delivery tool for Kubernetes.

Full-stack observability with an AI SRE agent that detects, diagnoses, and fixes production issues automatically.

Web-based version control repository manager

LLM calls that don't break

Code-first, open-source headless CMS and application framework

Fast and flexible 2D WebGL renderer

Fast, cache-optimized Docker builds and CI runners built for speed.

Open-source no-code database and spreadsheet-database hybrid

Test management platform that unifies manual, automated, and CI test results.

JavaScript Data Grid / Data Table with a Spreadsheet Look & Feel

An opinionated code formatter.

Free, open-source SQL editor and database GUI for modern developers

Open-source no-code automation platform for building workflows

Turn code into workflows, internal tools, and APIs instantly

Open-source observability for logs, metrics and traces

Full‑stack monitoring with session replay, error tracking, logs and performance in one platform.

Create 2D RPGs for PC, mobile, and web without coding.

AI-first monitoring platform for autonomous IT operations

Feature flag management for controlled rollouts and experiments.

Generate optimized NGINX configs with a visual wizard

Event-driven automation for DevOps and SREs

Kubernetes Operator for PostgreSQL

Progressive delivery Kubernetes operator for Canary, A/B Testing and Blue/Green deployments

Open-source feature flags and remote config for any app

Street network analysis and visualization from OpenStreetMap

Fast and dynamic CSG implementation on top of three-mesh-bvh

Local-first code intelligence graph for efficient code reviews

Monitoring system and time series database

Open-source Headless CMS

A modern, open-source, headless CMS

Open-source observability platform for teams and AI agents

A personal developer hub where curiosity meets code, connecting visitors with the projects and profiles of an indie maker.

Real-time status pages for incident and uptime updates

Fast high-level web crawling & scraping framework for Python

Barcode scanning library for Java and Android

Cross-platform Git GUI client with a visual commit graph

Customizable maps and location services for developers

Automated error monitoring for mobile, web, and backend applications

Uptime monitoring and centralized log management platform

A scalable, ACID‑compliant NoSQL database with SQL‑like queries

Connect APIs and build event-driven workflows with serverless code

Simple and commonly used WPF controls

Git-based config manager

Unified notification infrastructure for developers

Handle Prometheus alerts with ease

Monitor Kafka clusters with synthetic workloads

Build custom internal tools with ease

High-fidelity real-time game engine for next‑gen experiences

Enterprise‑grade open‑source monitoring for networks, servers and applications

Enterprise system management for Red Hat environments

Observability platform for modern distributed systems

OpenTelemetry-native APM that unifies traces, metrics, and logs on top of ClickHouse.

The Web framework for perfectionists with deadlines

Fully managed, petabyte-scale log and event platform built for AI-native observability.

A free, open-source IDE for Java and multi-language development

Headless Chrome Node API

Record and replay the web

Notification infrastructure API for sending product, marketing, and transactional messages.

Messaging platform for orchestrating notifications and lifecycle journeys across every channel.

Fish-like autosuggestions for zsh

A scalable, user-friendly source control system built by Meta for large repositories.

Cross-platform UI toolkit for native-quality apps

Free visual diff and merge tool for comparing files, folders, and version-controlled projects.

Every great site needs a lightkeeper. Uptime monitoring, alerts, incidents, analytics, and status pages, all jammed into one shockingly good platform.

AI-driven test case management platform for planning, executing, and tracking software testing.

The official React Native framework and cloud platform for building and shipping cross-platform apps.

Beginner-friendly 2D game engine used by indie developers and studios to build and export games widely.

Visual headless CMS for building and editing pages with drag-and-drop components

Independent open-source theme studio for the Codex desktop app — one image, one mood, the same real Codex underneath.

Free, open-source CI/CD server for modeling complex, real-world deployment pipelines.

Open-source, no-code game engine for building and publishing 2D games.

AI generator for pixel art characters, animations, and tilesets for indie games

Dex to Java decompiler

A simple and elegant markdown editor

A flexible, plugin-driven WYSIWYG markdown editor for the web

A simple online markdown editor.

Build internal tools visually without code

Powerful data-fetching and caching for React apps

Lightning-fast and hyper-relevant search for your data

Your personal junior developer

Error tracking and monitoring for developers

Headless CMS and API Platform

Building Apps with Purpose

Accelerate DevOps workflows with a cloud‑native CI/CD platform

Open-source feature management platform

Interactive charting and data visualization library

High-performance Node.js image processing

Go programming language debugger

The world's first AI-powered smarthome and no-code device publisher, for free.

High-performance reverse proxy for NAT traversal

Pure Go implementation of the WebRTC API

Real-time communication for every platform

Distributed storage system for object storage and file systems

Calendar components for React Native

Cross‑platform real‑time system monitoring for admins and DevOps

Real-time analytics and hybrid search database for AI agents

Captures screen, console logs, and network requests so developers can reproduce bugs instantly.

Open-source gateway that unifies 140+ LLM providers behind a single OpenAI‑compatible API

Create Shopping Apps faster than ever. Powered by AI

Open-source platform to sync data from any source to your warehouse

Toolkit for common assertions and mocks

Next.js SaaS Boilerplate & AI Starter Kit - Save 40+ Hours & Ship Fast

Draw pretty maps from OpenStreetMap data

The AI workflow builder that turns plain-language prompts into production-ready backend APIs, with full code access and self-hosting freedom.

Go library for reading and writing Microsoft Excel spreadsheets

Detect plagiarism in source code

3D globes and maps in the browser

No Code Mobile App Builder for Shopify, WooCommerce

Fast Query Engine for DataFrames

Find unused files, dependencies and exports in your JavaScript and TypeScript projects

CLI proxy that trims command output for AI assistants, slashing token usage by up to 90%.

Energy consumption metrology agent for sustainable systems and applications

Fast, open‑source snippet manager for developers across Windows, Mac, and Linux

Visual, AI-assisted builder for production web apps without writing code.

Rapid Laravel admin panels and UI built with Livewire