Item detail
github.com

rivet-dev/agentos

rivet-dev/agentos is a code repository that RepoRadar is tracking in its AI tooling section, currently rated Gold tier with a 'try now' verdict. It is written primarily in Rust. Its strongest signal is workflow potential, scored 9.6 out of 10.

Score8.5
Popularity100.0
Risklow
TierGold
Score breakdown
Usefulness8.3
Novelty9.2
Momentum8.5
Maturity9.1
Open-source/build8.4
Evidence7.2
Workflow potential9.6
Setup ease6.4

Popularity is tracked separately. Support, ads, sponsorships, and tips never affect these signals.

Why it matters

AgentOS belongs on RepoRadar because it ships a real, runnable, in-process agent OS instead of another chat wrapper, skill collection, or sandbox library that delegates execution to Docker or Firecracker. The kernel manages a virtual filesystem, process table, pipes, PTYs, and a virtual network stack -- nothing executes on the host. Agents call host JavaScript functions as bindings

Who should use it

Embedding AI agents directly into a TypeScript backend without booting a VM or pulling a container per call Running Pi / Claude Code / OpenCode agents in-process with deny-by-default permissions, programmatic network control, and per-agent CPU/memory limits Building agent-to-agent delegation flows via host-defined JavaScript bindings Multi-agent orchestration via the Agent Communication Protocol (ACP) with universal transcript format Durable workflows with retries, branching, and resumable execution Multiplayer collaboration: multiple clients observing and driving the same agent in real time WASM command packages for codex-cli / curl / git / jq / ripgrep / sqlite3 / duckdb / tar / zip / coreutils without requiring native binaries on the host Agent backends where cold-start latency matters (sub-10 ms vs. 100s of ms for VM sandboxes) Self-hosting on AWS / Hetzner / Railway / Vercel / Kubernetes / any container platform with Apache-2.0 license

Who should skip it

Skip rivet-dev/agentos unless the captured evidence suggests it solves a problem you are actively working on.

About this signal

rivet-dev/agentos is tracked by RepoRadar as a code repository in the AI tooling section. First seen 2026-07-12; the source record was last checked on 2026-07-12. The current verdict is 'try now' with a Gold tier and moderate setup difficulty. The standout signals for rivet-dev/agentos are workflow potential (9.6) and novelty (9.2), while setup ease (6.4) trails — that balance shapes where it fits best. This page summarizes the public evidence on the linked source page and states where additional review is still needed.

How this item is evaluated

The rivet-dev/agentos record combines a 8.5/10 composite score with separate popularity (100.0), risk (low), and setup (moderate) signals. See the scoring methodology for the current weights and evidence definitions.

Putting this into practice? Read How to vet an AI agent or MCP server before you wire it in for the checklist behind this score.

Risk explanation

Project is at v0.2.7 (early-stage but production-ready for embedded use; the README publishes real-world benchmarks vs. mainstream sandbox providers, suggesting internal production usage at Rivet); Stars (3610) and subscribers (10) are lower than some try_now picks; the momentum is real (3,610 stars and 173 forks within ~2.5 years of the repo's first commit on 2024-02-07) but the project is still building a wider install base; WASM command packages ship as build artifacts -- the README publishes them via a registry table but does not enumerate every package's source repo (some packages are reposts of upstream coreutils / git / curl; verify provenance if you need license-clean distribution for a downstream commercial use case); The in-process kernel pattern is novel; if a downstream user hits an isolation bug, the security model is different from container / VM sandbox (deny-by-default WASM, not syscall-filtered Linux).

Evidence links
Closest alternatives / related signals
agent-runtime in-process-vm wasm sandbox agent-os apache-2 rust typescript
Verification record

What RepoRadar actually verified

Discovered

Automated discovery and source capture. Last checked 2026-08-13T20:20:15Z.

No editorial or hands-on review is claimed. This record remains at Discovered.

Verification sources

Longitudinal intelligence

How this decision record is moving

Raw history JSON →

25 dated snapshots retained from 2026-07-12 through 2026-08-13; see the snapshot index for explicit coverage gaps. Stars, version, release, pricing, integration, risk, maintenance, verdict, score, and momentum fields remain explicit even when a source has not reported them. Repository momentum is a normalized 0–10 RepoRadar signal; GitHub stars appear only where the popularity monitor retained exact timestamped observations.

RepoRadar score8.5 current · +0.0 net
Repository momentum9.3 current · +0.8 net
GitHub stars (observed)4,376 current · +744 net
GitHub stars4,376 exact observation
Versionv0.2.16-rc.2
Last release2026-08-07T14:19:12Z
Maintenanceactive
Current risklow
Current verdicttry now
Pricing baselineNo structured commercial pricing baseline
Pricing checkedNot applicable or not recorded
Pricing freshnessNo dated commercial pricing review
Integrations baselineNo structured integrations recorded

Recent dated points

DateScoreMomentumStarsRiskVerdictMaintenance
2026-08-138.59.34,376lowtry nowactive
2026-08-128.59.34,368lowtry nowactive
2026-08-118.59.64,361lowtry nowactive
2026-08-108.59.34,351lowtry nowactive
2026-08-098.59.34,344lowtry nowactive
2026-08-088.59.64,338lowtry nowactive
2026-08-078.59.34,284lowtry nowactive
2026-08-068.58.5Not recordedlowtry nownot recorded
2026-08-058.58.5Not recordedlowtry nownot recorded
2026-08-048.59.34,284lowtry nowactive
2026-08-038.59.34,284lowtry nowactive
2026-08-028.59.64,279lowtry nowactive

Why the record changed

stars changed

Stars changed: 4368 → 4376.

stars changed

Stars changed: 4361 → 4368.

stars changed

Stars changed: 4351 → 4361.

stars changed

Stars changed: 4344 → 4351.

stars changed

Stars changed: 4338 → 4344.

version changed

Version changed: v0.2.16-rc.1 → v0.2.16-rc.2.

stars changed

Stars changed: 4284 → 4338.

stars changed

Stars changed: 4279 → 4284.

stars changed

Stars changed: 4265 → 4279.

stars changed

Source-observed stars changed: 4263 → 4265. This reports the retained observation delta and does not infer why the upstream change occurred.

stars changed

Source-observed stars changed: 4262 → 4263. This reports the retained observation delta and does not infer why the upstream change occurred.

stars changed

Source-observed stars changed: 4261 → 4262. This reports the retained observation delta and does not infer why the upstream change occurred.