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Issue 001 / A living technical almanac

Rankings never sold

Agent Infrastructure · Head-to-head

gateway vs osaurus

gateway and osaurus are both agent infrastructure. gateway is A blazing fast AI Gateway with integrated guardrails. Route to 1,600+ LLMs, 50+ AI Guardrails with 1 fast & friendly API, while osaurus is own your AI. The native macOS harness for AI agents -- any model, persistent memory, autonomous execution, cryptographic identity. Built in…. Here's an independent, side-by-side look at how they compare — and which fits.

gateway

Infrastructure· Open source

A blazing fast AI Gateway with integrated guardrails. Route to 1,600+ LLMs, 50+ AI Guardrails with 1 fast & friendly API.

Visit gateway
osaurus

Infrastructure· Open source

Own your AI. The native macOS harness for AI agents -- any model, persistent memory, autonomous execution, cryptographic identity. Built in…

Visit osaurus

Bottom line

gateway and osaurus are both open-source agent infrastructure you can self-host for free. gateway has wider GitHub adoption — 12k stars vs 6.9k. Neither is universally better — pick by fit.

Side by side

Specgatewayosaurus
TypeInfrastructureInfrastructure
ModelOpen sourceOpen source
PricingOpen sourceOpen source
GitHub stars12,3816,892
LanguageTypeScriptSwift
LicenseMITMIT
Last activityMay 2026Jul 2026

Key differences

  • gateway has wider GitHub adoption — 12k stars vs 6.9k.
  • gateway is written primarily in TypeScript; osaurus in Swift.

Choose gateway if

you want the more widely-adopted project (12k GitHub stars).

Choose osaurus if

your team works primarily in Swift.

About gateway

A blazing fast AI Gateway with integrated guardrails. Route to 1,600+ LLMs, 50+ AI Guardrails with 1 fast & friendly API.

Full gateway profile →

About osaurus

Own your AI. The native macOS harness for AI agents -- any model, persistent memory, autonomous execution, cryptographic identity. Built in Swift. Fully offline. Open source.

Full osaurus profile →

Frequently asked

What's the main difference between gateway and osaurus?
gateway has wider GitHub adoption — 12k stars vs 6.9k.
Is gateway or osaurus better?
Neither is universally better. gateway is the stronger fit for the more widely-adopted project (12k stars); osaurus for teams working primarily in Swift. Use the side-by-side specs to decide by your own constraints.
Is gateway or osaurus free?
gateway is free to run and self-host; osaurus is free to run and self-host. Both are free to self-host — you only pay for the infrastructure and any model or API usage.
Which is more popular, gateway or osaurus?
By GitHub stars — a proxy for open-source adoption — gateway is ahead (12k vs 6.9k). Stars measure attention, not necessarily the better fit for you.
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