EF Backed by Entrepreneur First Free · open source, Apache-2.0

Put a brake on your coding agents. In 3 minutes.

Every tool call your agent makes is checked before it runs, on your own computer. Safe work goes straight through, risky steps wait for your OK, and the damaging ones never happen.

allowedwaits for youblocked
01 Bash4 ms
Run the tests
npm test
✓ Allowedallow-coding-work

The check takes 9 ms at p95. Your agent doesn't feel it.

Squidbrake Console

Get your setup line

Tell us a little about you. We'll email you a sign-in link, then give you the one line that sets Squidbrake up on your computer.

Agents you use

Already signed up? Fill in the same email: the link takes you back to your setup line.
We see your name, email, the agents you picked, and for each action that was blocked or sent for approval: the program (e.g. rm), the rule and what happened. Never your commands, files or prompts.

01

Sign in with your email

One link, no password. It proves the address is yours.

02

Paste one line

Windows or Mac. It installs Squidbrake and connects Claude Code, Cursor, Codex and more.

03

Work as usual

Approve the risky steps from the dashboard, your phone or Slack.