WhichToUse

Best Coding AI tools

Apps and open-source skills for coding that we opened, read up on, and ranked — with the reasoning behind every pick.

APP / SAAS7
1C
Claude Code
HighPaid (~$20-200/mo via Claude plans)
9.4
2C
Cursor
HighFreemium (Pro ~$20/mo)
9.1
3G
GitHub Copilot
HighFreemium (~$10/mo)
8.8
4O
OpenAI Codex
HighPaid (via ChatGPT/API plans)
8.5
5W
Windsurf (Devin Desktop)
HighFreemium (~$15/mo)
8.2
6D
Devin (Cognition)
HighPaid (from ~$20/mo)
7.9
7G
Gemini CLI
MediumFreemium (generous free tier)
7.3
SKILL / REPO11
1S
Superpowers
HighFree / OSS
9.4
2O
OpenCode
HighFree / OSS
9.1
3A
Anthropic Skills (official)
HighFree / OSS
8.8
4A
awesome-claude-skills
HighFree / OSS
8.5
5C
Cline
HighFree / OSS
8.2
6G
goose
HighFree / OSS
7.9
7A
Aider
HighFree / OSS
7.6
8C
Continue
HighFree / OSS
7.3
9V
Vercel Agent Skills
HighFree / OSS
7.0
10A
agentskills.io (open standard + registry)
HighFree / OSS
6.7
11T
Trail of Bits Skills
MediumFree / OSS
7.3