{"slug": "unikraft", "name": "Unikraft", "category": "infra", "category_name": "Infrastructure and DevOps", "description": "", "recommenders": 1, "commenters": 2, "warners": 1, "score": 0.069, "rising": 1.0, "first": "2026-06-17", "latest": "2026-10-10", "why": "Seeing netlify & unikraft switch to microvm's and have such a huge speed up was a bit of an awakening for me.", "why_is_quote": true, "has_verdict": false, "sentiment": {"recommend": 1, "neutral": 0, "compare": 0, "warn": 1}, "spark": [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1], "listed": false, "loved": [], "caveat": "", "short_quote": "Seeing netlify & unikraft switch to microvm's and have such a huge speed up was a bit of an awakening for me.", "icon": false, "domain": "unikraft.com", "github_repo": null, "official_url": "https://unikraft.com", "pricing": "", "aliases": ["Unikraft"], "verdict": null, "praise": [{"label": "", "summary": "", "quotes": [{"id": 800576656, "item_id": 50036041, "url": "https://news.ycombinator.com/item?id=50036041", "by": "jauntywundrkind", "date": "2026-10-10", "stance": "recommend", "quote": "Seeing netlify & unikraft switch to microvm's and have such a huge speed up was a bit of an awakening for me.", "excerpt": "I do wonder what kind of wins we're going to see from unikernels. I used to regard V8 Isolates as a best possible sort of technology, with userlands juggling lots of processes. Seeing netlify & unikraft switch to microvm's and have such a huge speed up was a bit of an awakening for me. Those are really fast start times! https://www.netlify.com/blog/edge-functions-firecracker-microvms/ https://unikraft.com/customer-st", "context": "", "use_case": "edge function isolation", "switched_from": "", "story": "Unikernels were hard. key word: were"}]}], "caveats": [{"label": "", "summary": "", "quotes": [{"id": 777227169, "item_id": 48576698, "url": "https://news.ycombinator.com/item?id=48576698", "by": "Reformedot", "date": "2026-06-17", "stance": "warn", "quote": "Our previous solution (Unikraft) did not supported auto-scaling", "excerpt": "Our previous solution (Unikraft) did not supported auto-scaling That's why we moved to a fully in-house solution with Firecracker and auto-scaling on EC2", "context": "", "use_case": "browser VM infrastructure", "switched_from": "", "story": "How We Run Firecracker VMs Inside EC2 and Start Browsers in <1s"}]}], "who": [], "tags": [], "use_cases": ["edge function isolation", "browser vm infrastructure"], "compared": [{"slug": "firecracker", "name": "Firecracker", "co": 2, "switched_from": 0, "switched_to": 1}], "makers": [{"id": 777312544, "item_id": 48582034, "url": "https://news.ycombinator.com/item?id=48582034", "by": "nderjung", "date": "2026-06-18", "stance": "recommend", "quote": "Hi, Alex from Unikraft here.", "excerpt": "Hi, Alex from Unikraft here. One clarification: Browser-Use didn't move away from Unikraft because of any limitation around browser startup times, snapshotting, scale-to-zero, or browser-level autoscaling. Those capabilities worked well and were a key reason they adopted the platform in the first place. The challenge they encountered was at a different layer: horizontally scaling the underlying EC2 infrastructure. At", "context": "works at Unikraft", "use_case": "browser VM hosting", "switched_from": "", "story": "How We Run Firecracker VMs Inside EC2 and Start Browsers in <1s"}], "threads": [{"url": "https://news.ycombinator.com/item?id=48556561", "title": "How We Run Firecracker VMs Inside EC2 and Start Browsers in <1s", "mentions": 2}, {"url": "https://news.ycombinator.com/item?id=50033357", "title": "Unikernels were hard. key word: were", "mentions": 1}], "sentiment_by_month": {"2025-11": {}, "2025-12": {}, "2026-01": {}, "2026-02": {}, "2026-03": {}, "2026-04": {}, "2026-05": {}, "2026-06": {"warn": 1}, "2026-07": {}, "2026-08": {}, "2026-09": {}, "2026-10": {"recommend": 1}}, "quotes": [{"id": 800576656, "item_id": 50036041, "url": "https://news.ycombinator.com/item?id=50036041", "by": "jauntywundrkind", "date": "2026-10-10", "stance": "recommend", "quote": "Seeing netlify & unikraft switch to microvm's and have such a huge speed up was a bit of an awakening for me.", "excerpt": "I do wonder what kind of wins we're going to see from unikernels. I used to regard V8 Isolates as a best possible sort of technology, with userlands juggling lots of processes. Seeing netlify & unikraft switch to microvm's and have such a huge speed up was a bit of an awakening for me. Those are really fast start times! https://www.netlify.com/blog/edge-functions-firecracker-microvms/ https://unikraft.com/customer-st", "context": "", "use_case": "edge function isolation", "switched_from": "", "story": "Unikernels were hard. key word: were"}, {"id": 777227169, "item_id": 48576698, "url": "https://news.ycombinator.com/item?id=48576698", "by": "Reformedot", "date": "2026-06-17", "stance": "warn", "quote": "Our previous solution (Unikraft) did not supported auto-scaling", "excerpt": "Our previous solution (Unikraft) did not supported auto-scaling That's why we moved to a fully in-house solution with Firecracker and auto-scaling on EC2", "context": "", "use_case": "browser VM infrastructure", "switched_from": "", "story": "How We Run Firecracker VMs Inside EC2 and Start Browsers in <1s"}]}