softwarefactory.build

A directory and guide library for agent-native software factories.

Directory / Aider

Aider

Verified

Git-native CLI agent that commits as it works.

Aider is an open-source command-line coding agent. It maps the repo, edits files, runs tests you name, and makes git commits as it goes. Models are whatever you configure: OpenAI, Anthropic, Gemini, local endpoints, or a router. It has no cloud control plane and no IDE.

Model independence
Multi-model
Deployment
Self-hosted
Open source
Yes
License
Apache-2.0
Pricing model
Free
Added / updated
19 Aug 2026 / 19 Aug 2026

aider.chat · Docs · Source

Editorial take

Aider is still the honest default when you want a harness you can read and a commit history you can blame. It will not sandbox you, orchestrate a fleet, or host a preview. Pair it with a box and a gate. The Apache-2.0 repo is the product; there is no Aider cloud to confuse with it.

Strengths

  • Public Apache-2.0 source and a git-first workflow that leaves reviewable commits.
  • Model-agnostic by construction, including local endpoints.
  • Practical repo maps and test commands instead of a hidden index service.

Limitations

  • No sandbox, preview, or team control plane. The laptop is the computer unless you wrap it.
  • UX is terminal-only. Teams that live in an IDE will bounce off it.
  • You pay the model vendor directly; Aider does not include inference.

Compare

  • vs claude-code — Locked frontier harness versus the oldest model-agnostic CLI.
  • vs openhands — Two open-source execution paths with opposite UX bets.
  • vs goose — Block’s local agent versus the git-native CLI.

Fields last checked against primary sources on . Pricing and plan names rot; follow the vendor URL.