Listed together in guide “Choosing a VS Code AI extension”
Open-source autonomous coding agent for editors and terminals that can edit files, run commands, and use the browser with your approval.
Open (open weights/source) Apache-2.0
Use cases
- Delegating multi-step coding tasks inside VS Code
- Debugging with an agent that can run commands and inspect output
- Extending agent capabilities with MCP tools
Pricing: Cline is free and open source for individual developers; costs come from model usage via your own API keys or Cline's usage-based access. Enterprise plans add team controls.
Pricing ↗ · Documentation ↗ · Sources
This record was last reviewed on 2026-10-10.
Listed together in guide “Multi-file edits in an existing repository”
Automated code review and code quality platform that scans repositories and AI-generated code for quality, security, and coverage issues, with AI features for pull requests and coding agents.
Freemium
Use cases
- Enforcing code quality standards across repositories and teams
- Catching security issues and secrets before code is merged
- Applying quality and security policies to AI-generated code
Pricing: Codacy offers a free plan for individual developers, and open-source projects can use the Team plan for free; paid Team and Business plans are billed per developer per month, with custom quotes for larger organizations. Capabilities such as AI Inventory and AI Risk Hub are part of the Business plan.
Pricing ↗ · Documentation ↗ · Sources
This record was last reviewed on 2026-09-10.
Listed together in guide “Multi-file edits in an existing repository”
AI code-review assistant that reviews pull requests and suggests changes.
Freemium
Use cases
- Speeding up code review on pull requests
- Catching issues before human review
- Consistent review coverage across a team
Pricing: Reviews are free for public repositories, including open-source projects; paid plans add features and organization controls.
Pricing ↗ · Documentation ↗ · Sources
This record was last reviewed on 2026-09-10.
Listed together in guide “Choosing a VS Code AI extension”
Open-source AI code assistant extension for VS Code and JetBrains, acquired by Cursor with standalone development wound down.
Open (open weights/source) Apache-2.0
Use cases
- Coding assistance with a self-chosen or local model
- Privacy-focused development without a fixed vendor
- Customizing assistant behavior per project
Pricing: The extension is free and open source; costs come only from any hosted models a developer chooses to connect.
Sources
This record was last reviewed on 2026-09-10.
Listed together in guide “Choosing a VS Code AI extension”
Open-source platform for AI software development agents that can modify code, run commands, and browse the web (formerly OpenDevin).
Open (open weights/source) MIT
Use cases
- Automating issue-to-PR workflows on GitHub
- Research on software engineering agents
- Self-hosted agentic coding without vendor lock-in
Pricing: OpenHands is free open-source software; All Hands AI offers a paid managed cloud, and users otherwise pay only model API costs.
Sources
This record was last reviewed on 2026-10-10.
Listed together in guide “Multi-file edits in an existing repository”
Code quality and security platform (SonarQube) that analyzes source code, including AI-generated code, with self-hosted, cloud, and IDE editions.
Freemium
Use cases
- Enforcing code quality and security gates in CI pipelines
- Reviewing and remediating AI-generated code before merge
- Tracking technical debt and code complexity across a codebase
Pricing: SonarQube has a no-expiry free tier for private projects with a lines-of-code cap and is free for public open-source projects. Paid Team and Enterprise plans are priced per instance per year based on private-project lines of code, with a 14-day trial; SonarQube for IDE is free.
Pricing ↗ · Documentation ↗ · Sources
This record was last reviewed on 2026-09-10.
Related: shares the task Writing new code, Editing an existing codebase
Coding-agent platform from For Good AI, combining Zenflow Code desktop workflows with IDE agents and model-provider choices.
Freemium
Use cases
- Plan and implement a change across an existing repository
- Run a structured bug-fix or refactoring workflow with review
- Coordinate coding tasks with model choices and team usage controls
Pricing: The Free plan is BYOK-only after the trial: external model-provider costs remain separate. The documented Pro price is USD 45 per user per month with monthly billing, or an equivalent USD 40 per month when billed annually. Paid plans include monthly credits; top-ups and usage conditions still apply.
Pricing ↗ · Documentation ↗ · Sources
This record was last reviewed on 2026-11-02.
Related: shares the task Writing new code, Editing an existing codebase
Open-source command-line tool for AI pair programming that edits code in your local git repository.
Open (open weights/source) Apache-2.0
Use cases
- Making multi-file code changes from natural-language requests
- Refactoring or extending an existing codebase from the terminal
- Pair programming with local or hosted models without leaving the CLI
Pricing: Aider is free and open source (Apache-2.0); the only cost is API usage for the LLM you connect, or nothing when using a local model.
Documentation ↗ · Sources
This record was last reviewed on 2026-10-10.