Listed together in guide “Multi-file edits in an existing repository”
Autonomous AI software engineer that plans and completes end-to-end development tasks in its own sandboxed workspace.
Paid
Use cases
- Clearing well-scoped tickets and bug fixes autonomously
- Code migrations and dependency upgrades
- Prototyping features that engineers then review and refine
Pricing: Devin is a paid product with subscription plans; usage is metered by agent working time.
Pricing ↗ · Documentation ↗ · Sources
This record was last reviewed on 2026-10-10.
Listed together in guide “Multi-file edits in an existing repository”
Agent-native software development platform from Factory AI that uses Droids to plan, write, test, and ship code across the software lifecycle.
Paid
Use cases
- Turning a ticket into a reviewed pull request with an agent
- Running parallel coding missions across a large codebase
- Enterprise SDLC automation with permission and audit controls
Pricing: Factory is a paid enterprise product. Pricing is sold by Factory and varies by deployment model, including SaaS, hybrid, on-prem, and air-gapped.
Pricing ↗ · Documentation ↗ · Sources
This record was last reviewed on 2026-09-04.
Listed together in guide “Multi-file edits in an existing repository”
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.
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.
Related: shares the task Writing new code, Editing an existing codebase
Agentic coding tool from Sourcegraph that runs locally or in remote orbs, writing and shipping code from the terminal, editors, web, and phone.
Paid
Use cases
- Delegating multi-file coding tasks from the terminal, editor, or phone
- Running parallel agents in remote orbs without local worktrees
- Replacing an individual Cody workflow with an agentic tool
Pricing: Amp is sold as paid Megawatt ($20/month) and Gigawatt ($200/month) subscriptions that include agent usage and orb hours, or as unconstrained usage billing. Individual Cody Free and Pro plans ended in 2025.
Pricing ↗ · Documentation ↗ · Sources
This record was last reviewed on 2026-10-09.
Related: shares the task Writing new code, Editing an existing codebase
AI coding assistant and agent focused on large codebases, with context retrieval across a team's entire repository.
Paid
Use cases
- Navigating and modifying large, unfamiliar codebases
- Automating multi-file refactors and routine engineering tasks
- Giving teams a shared AI assistant aware of their repository
Pricing: Augment Code is sold as a team subscription for its Cosmos platform, with monthly plans that include a pool of usage shared across the team, plus custom pricing for enterprises; there is no free tier.
Pricing ↗ · Sources
This record was last reviewed on 2026-09-10.
Related: shares the task Writing new code, Editing an existing codebase
In-browser AI agent that builds, runs, and deploys full-stack web apps from natural-language prompts.
Freemium
Use cases
- Spinning up working prototypes from a single prompt
- Building small web apps without configuring a dev environment
- Iterating on UI and logic conversationally
Pricing: A free tier is available; paid plans add larger monthly AI token allowances.
Sources
This record was last reviewed on 2026-09-10.
Related: shares the task Writing new code, Editing an existing codebase
Anthropic's agentic coding tool that works in the terminal, editing files, running commands, and completing tasks across a codebase.
Paid
Use cases
- Implementing features and bug fixes end to end from the terminal
- Large refactors that span many files
- Automating repetitive engineering chores in CI or scripts
Pricing: Claude Code is included with Claude paid plans and is also available through usage-priced API access.
Pricing ↗ · Documentation ↗ · Sources
This record was last reviewed on 2026-10-09.