compare
ATAC vs Scalar
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | ATAC | Scalar |
|---|---|---|
| Language | Rust | TypeScript |
| Licence | MIT | MIT |
| Stars | 3.7k | 16k |
| Latest | v0.23.1 | release-2026-10-05-df37703 |
| Last push | 2026-09-03 | 2026-10-06 |
| Release cadence | about 75 days between releases | about 3 days between releases |
| Active contributors | 2 commit authors on the default branch in the last 90 days | 32+ commit authors on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Both replace Postman. Alternatives to Postman →
PartialATACA terminal UI client that imports Postman collections, without an account.
PartialScalarAn API client generated from an OpenAPI document.
ATAC
Scalar
- release-2026-10-05-df377032026-10-05Release 2026-10-05
- release-2026-10-02-0962afc2026-10-02Release 2026-10-02
- release-2026-09-30-5d95c402026-09-30Release 2026-09-30
- release-2026-09-29-0e5c0882026-09-29Release 2026-09-29
- release-2026-09-25-85e8e222026-09-25Release 2026-09-25
ATAC
unsigned The latest release, v0.23.1, carries no signature GitHub could verify.
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Scalar
✓ signed The latest release, release-2026-10-05-df37703, carries a signature GitHub verified.
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