# Buf CLI

14 Hacker News commenters recommended Buf CLI and 5 criticized it, November 2025 to November 2026. It was recommended in 5 of 13 months. It meets the Hacker Approved badge rule.

**Verdict:** Developers recommend it for making Protobuf workflows usable, with generate-from-repo consistency and breaking-change checks. Critics note rate limits and paid tiers for some features.

## Why people recommend it

- Makes Protobuf far more usable (4 comments): "Buf does great work at fixing Protobuf to the point of being just barely usable" ([source](https://news.ycombinator.com/item?id=49324243)) "It has solved many frustrations I've had with The Way it was previously done" ([source](https://news.ycombinator.com/item?id=49332665)) "It's been a massive improvement in usability since they came along." ([source](https://news.ycombinator.com/item?id=48884876))
- Breaking-change checks (2 comments): "Buf.build also has a lot of helpful tools, like backwards compatibility checking." ([source](https://news.ycombinator.com/item?id=47011443)) "buf's breaking-change checks" ([source](https://news.ycombinator.com/item?id=47307457))
- Established vendor with good docs (2 comments): "It's great to just point frontend developers to the Buf documentation for new features" ([source](https://news.ycombinator.com/item?id=49328281)) "Buf is well established and maintains a lot of protobuf packages for many languages" ([source](https://news.ycombinator.com/item?id=48880300))

## What people warn about

- Paid tiers and rent-seeking (2 comments): "they introduced a bunch of rent seeking behavior" ([source](https://news.ycombinator.com/item?id=48883420)) "buf.build offers this, but makes you pay for it" ([source](https://news.ycombinator.com/item?id=47300138))

## Cite as

Hacker Approved, "Buf CLI", https://hackerapproved.com/p/buf/ (counts from 1,795,640 Hacker News comments, November 2025 to November 2026).