Free and open first
Best AI Code Generation Software in 2026
- 27 apps
- Research read 28 Sept 2026
- How the order is worked out
- 1
Aider
Free plan LinuxMacSelf-hosted+2Aider brings repository-aware coding assistance, Git operations, and automated linting and testing into a free, open-source tool.
- 2
Amazon Q
Free plan AndroidAPIExtension+5Choose Amazon Q if its developer allowances or business response and consumption options match your work.
- 3
Claude Code
Free plan AndroidAPIExtension+6Claude Code brings coding-agent tools to several IDEs and platforms, but the Free plan does not include it. Compare the included usage and billing terms of Pro and Max before selecting a plan.
- 4
Cline
Free plan APIExtensionLinux+4Cline combines editor-based coding help with agent actions, configurable approval, and cloud task execution. Its free plan has no subscription or seat fees, but individual AI inference is usage-based.
- 5
CodeGeeX
Free plan APIExtensionLinux+4CodeGeeX covers both in-editor assistance and indexed-code workflows, with extensive IDE and language listings. Enterprise users need a cooperation inquiry and configured server access.
- 6
Cursor
Free plan APIiPhoneLinux+3Cursor offers coding-agent workflows from a free entry plan through paid individual, team, and enterprise options.
- 7
Bolt.new
Free plan AndroidiPhoneWebBolt.new combines prompt-based project creation with hosting, databases, and integrations. Consider its browser requirements and Free plan token limits when choosing a plan.
- 8
Devin
Free plan APILinuxMac+2Devin combines coding assistance with an agent that can carry work toward a merge-ready pull request. Review plan limits and usage allowances when choosing a tier.
- 9
- 10
GitHub Copilot
by GitHub CopilotFree plan AndroidExtensioniPhone+4Copilot offers coding assistance across editors, GitHub, mobile, and CLI workflows, with individual and organization plans.
- 11
Goose
Free plan APILinuxMac+2Goose combines local agent interfaces, broad provider support and extensible workflows under an Apache 2.0 license.
- 12
- 13
Kiro
Free plan iPhoneLinuxMac+2Kiro combines specification-led agent workflows with code verification and configurable automation. The free plan is limited to 50 credits monthly, and web use requires a paid subscription.
- 14
MarsCode
Free plan ExtensionLinuxMac+2MarsCode combines IDE plugins with a browser-based development environment and broad language support. Review its data-use terms and unlisted membership pricing before choosing a paid tier.
- 15
- 16
Firebase Studio
Free plan AndroidWebFirebase Studio offers collaborative prototyping and AI-assisted development at no cost. Its disabled signup and scheduled sunset make its availability a central consideration.
- 17
- 18
Tabby
Free plan APIExtensionLinux+4 - 19
TRAE
Free plan iPhoneLinuxMac+2TRAE combines an AI-assisted IDE and coding agent with a separate work assistant. Review the plan allowances, trial eligibility, and indexing details before choosing a setup.
- 20
Qwen Code
Free plan AndroidAPIExtension+6Qwen Code offers broad agent, provider and integration support without a listed subscription price.
- 21
SWE-agent
Free plan LinuxMacSelf-hosted+2SWE-agent offers a configurable research-oriented agent for repository work, vulnerability investigation, and custom tasks across major desktop systems.
- 22
v0
Free plan APIiPhoneWebv0 combines prompt-based app creation with preview, deployment, and GitHub workflows. The Free plan provides a way to start, while paid tiers add credits and team features.
- 23
- 24
BLACKBOX AI
by BLACKBOX AIFree trial AndroidAPIExtension+5BLACKBOX AI lists coding assistance across several platforms, with additional API, agent, and administrative options in Enterprise. Pricing is on request and there is no free plan.
- 25
Augment Code
by Augment CodePaid WebAugment Code combines editor support with indexed-codebase, terminal, chat, and agent features. Compare included usage and seat limits with your team size before choosing a plan.
#1Places #1, #2, #3, #4, #5 on this list can be bought by the makers of the software on it. See the price