Static analysis with autofix, tuned hard for low false-positive rates.
DeepSource analyses code for bugs, anti-patterns, performance issues and security risks, and can generate fix commits automatically for a meaningful proportion of findings. Its explicit design goal is a false-positive rate low enough that developers do not start ignoring the bot.
Best for
From $8 per user/month (indicative, Starter)
Free tierFree tier: Free for open source and small teams.
What drives the bill: Among the cheapest per-developer options with autofix included.
Check current pricing on DeepSource’s siteFigures are indicative and were last reviewed August 2026. Vendors change pricing often; confirm before you commit.
No reviews of DeepSource yet. If you have used it in anger, yours would be the first.
If DeepSource is not the right fit, these solve the same problem differently.
Code Quality
Automated code review with security scanning and coverage in the pull request.
Code Quality
The static-analysis standard: 30+ languages, quality gates, clean-as-you-code.
Code Quality
JetBrains' IDE inspections, running as a CI quality gate.