ATAC vs Posting
A side-by-side comparison of two self-hosted developer tools & git options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
ATAC
Terminal-based API client inspired by Postman
VS
Posting
Powerful HTTP client that lives in your terminal
| Feature | ATAC | Posting |
|---|---|---|
| Category | Developer Tools & Git | Developer Tools & Git |
| License | MIT | Apache-2.0 |
| Language | Rust | Python |
| Setup difficulty | Easy | Easy |
| Min. RAM | 64 MB | 128 MB |
| Deployment | binary, source | binary, source |
| GitHub stars | ★ 3,689 | ★ 12,238 |
| First released | 2024 | 2024 |
| Replaces | Postman, Insomnia | Postman, Insomnia |
Why pick each one
Choose ATAC if…
- Released under the MIT license
- Easy to set up — beginner-friendly
- Active community (3.7k GitHub stars)
- Written in Rust
Choose Posting if…
- Released under the Apache-2.0 license
- Easy to set up — beginner-friendly
- Mature project with 12.2k GitHub stars
- Written in Python
Frequently asked questions
Is ATAC or Posting better?
Neither is universally better. Posting has the larger community; both share a easy setup difficulty, so the decision comes down to features and licensing.
Are ATAC and Posting free and open-source?
Yes. ATAC is licensed under MIT and Posting under Apache-2.0. Both can be self-hosted at no software cost.
Can I run ATAC and Posting with Docker?
ATAC: check the project docs for container support. Posting: check the project docs for container support.