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capsulerun/runtime

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Secure runtime to sandbox AI agent tasks. Run untrusted code in isolated WebAssembly environments.

6 mentions on Hacker News by 3 people: 1 story, 5 comments · first 2025-12-04 · latest 2026-02-03

Mentions per year 6 mentions · busiest year 2026 (5)
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  1. …give you a better idea (it's not eval, but shows how to isolate a specific data processing task): https://github.com/mavdol/capsule/tree/main/examples/javascr... And yes, you are spot on regarding LeetCode platforms. The resource limits…
    comment by mavdol04 · 2026-02-03 · in Show HN: Sandboxing untrusted code using WebAssembly
  2. …some kind of quick-start qemu option as a possibility, but the project will take a while. [1] https://github.com/mavdol/capsule
    comment by bArray · 2026-01-05 · in Sandboxing Untrusted Python
  3. See the linked project at the end: https://github.com/mavdol/capsule
    comment by bArray · 2026-01-05 · in Sandboxing Untrusted Python
  4. There's a link to the author's work here: https://github.com/mavdol/capsule (From the article) Appears to be CPython running inside of wasmtime
    comment by chaboud · 2026-01-05 · in Sandboxing Untrusted Python
  5. …Rust (publicly), but I wanted to share the design philosophy first. GitHub (API Specs & Roadmap): https://github.com/mavdol/capsule Deep Dive: https://capsuleruntime.substack.com/p/fine-grained-isolation I'd love to hear your thoughts on…
    comment by mavdol04 · 2025-12-04 · in Capsule: Fine-grained isolation for multi-agent systems using WASM