Free and open first

Best Integrated Development Environment Ide Software in 2026

31 apps
Research read 10 Oct 2026
How the order is worked out

1

Arduino IDE

Free plan Open source AndroidAPIExtension+5

Arduino IDE combines editing and debugging tools with CLI support for building sketches and managing boards and libraries. Review the stated as-is terms before downloading.

9.3 Free plan Visit site
2

JupyterLab
by JupyterLab
Free plan Open source APILinuxMac+3

JupyterLab brings notebooks, code, and data work into one configurable environment, with support for extensions and collaboration.

9.0 Free plan Visit site
3

PyCharm

Free plan Open source APILinuxMac+2

PyCharm combines Python-focused editing with debugging, testing, integrations, and database tools across three desktop platforms.

8.8 Free plan · 30-day trial Visit site
4

Apache NetBeans

Free plan LinuxMacWindows

Apache NetBeans combines a code editor and tools with a modular Swing application framework, at no cost under the Apache License.

7.6 Free plan Visit site
5

C++Builder

Free plan AndroidiPhoneMac+1

Choose C++Builder if you need a native C++ development environment with Windows interface components, database connectivity, and REST and cloud libraries.

7.6 30-day trial Visit site
6

CLion

Free plan ExtensionLinuxMac+2

CLion covers core C and C++ development workflows alongside remote and embedded toolchains. Its free offer is limited to non-commercial use, so commercial developers need a paid subscription.

7.6 Free plan · 30-day trial Visit site
7

BlueJ

Free plan LinuxMacWindows

BlueJ centers on an approachable Java learning workflow with interactive tools and teaching resources. Check the current system requirements and documentation notes before choosing it.

7.5 Free plan Visit site
8

GitHub Codespaces
by GitHub Codespaces
Free plan AndroidAPIExtension+5

Codespaces combines configurable cloud workspaces with browser, editor, and CLI access. Check included usage and the managed-account restriction against your repository setup.

7.5 Free plan · paid from $0.18 Visit site
9

Eclipse IDE

Free plan LinuxMacWindows

Eclipse IDE offers a free, extensible development platform with packages for several programming areas and dedicated Java tooling.

7.4 Free plan Visit site
10

IntelliJ IDEA

Free plan APIExtensionLinux+2

IntelliJ IDEA combines Java and Kotlin coding assistance with debugging, build, testing, and version-control integrations.

7.4 Free plan · 30-day trial Visit site
11

CodeSandbox
by CodeSandbox
Free plan WebiPhone

Choose CodeSandbox if you need isolated development environments that can be started through an SDK, resumed from snapshots, or used for parallel agents and CI/CD tests.

7.3 Free plan Visit site
12

GoLand
by GoLand
Free plan LinuxMacWindows

GoLand brings Go editing, testing, debugging, and version control together, with support for several other languages. Consider the annual subscription terms and trial options when choosing it.

7.3 30-day trial Visit site
13

MATLAB Grader
by MATLAB Grader
Free plan LinuxMacWeb+1

MATLAB Grader combines assignment authoring, automatic assessment and LMS integration for MATLAB instruction.

7.3 Free plan Visit site
14

Firebase Studio

Free plan AndroidWeb

Firebase Studio offers collaborative prototyping and AI-assisted development at no cost. Its disabled signup and scheduled sunset make its availability a central consideration.

7.2 Free plan Visit site
15

KDevelop

Free plan LinuxMacWindows

KDevelop brings language-aware editing, debugging, testing, and build support into a free IDE. Some language capabilities depend on plugins, and Windows nightly builds may be unstable or incomplete.

7.2 Free plan Visit site
16

Lazarus

Free plan LinuxMacWindows

Pick Lazarus for a free Free Pascal IDE that combines visual form design with editing, building, debugging, and testing.

7.2 Free plan Visit site
17

Qt Creator

Free plan AndroidiPhoneLinux+3

Qt Creator covers editing, builds, testing, and debugging across several application targets.

7.2 Free plan · paid from €546/user/yr Visit site
18

Processing

Free plan LinuxMacWindows

Processing combines a sketch-focused development environment with tools for visual output, libraries and command-line use.

7.1 Free plan Visit site
19

Replit
by Replit
Free plan AndroidiPhoneLinux+3

Replit combines AI-assisted app creation with a browser-based development environment and built-in services. Starter has defined project and task limits, while Core and Pro are billed annually.

7.1 Free plan · paid from $18/mo (annual) Visit site
20

Rider

Free plan LinuxMacWindows

Choose Rider if you need a cross-platform IDE for .NET or game development with integrated testing, debugging, version control, and database tools.

7.0 Free plan · 30-day trial Visit site
21

StackBlitz
by StackBlitz
Free plan AndroidAPIExtension+3

StackBlitz centers on browser-based JavaScript development, with offline work and enterprise deployment options among its listed capabilities.

7.0 Free plan · 14-day trial Visit site
22

RubyMine

Free plan LinuxMacWindows

Choose RubyMine for Ruby or Rails development when you want code assistance, testing, debugging, and version control together.

6.9 Free plan · 30-day trial Visit site
23

Wing Python IDE

Free plan APILinuxMac+2

Wing brings editing, debugging, testing, and remote-development features to Python work on three desktop platforms.

6.9 Free plan · paid from $69/user/yr · 30-day trial Visit site
24

WebStorm

Free plan LinuxMacWindows

Choose WebStorm for JavaScript or TypeScript work that benefits from integrated code assistance, debugging, tests, and database tools.

6.8 Free plan · 30-day trial Visit site
25

Xcode Cloud

Free plan iPhoneMacWeb

Choose Xcode Cloud if your team uses Xcode and wants cloud builds, parallel tests, and TestFlight delivery within connected Apple development tools.

6.8 Free plan · paid from $49.99/mo Visit site

#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price

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