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Bhatti

Self-hostable Firecracker orchestrator with auto pause/wake

Details

External ID
47996509
Source
HN
Company
—
Product
Bhatti
Website domain
bhatti.sh
Launched
May 3, 2026
Cohort
—
Upvotes
19
Upvotes percentile
0.7326332794830371
Tags
—
Fetched at
Sept. 7, 2026, 9:26 p.m.
Updated at
Sept. 7, 2026, 9:26 p.m.

Description

Bhatti spins up Linux VMs on any box with KVM — Pi 5, Hetzner AX, cloud VM with nested virt.- Each VM has its own kernel, filesystem, and IP- Idle VMs pause their CPUs and snapshot themselves to disk; the next request wakes them in 3.7ms warm or 360ms cold (p50, Hetzner AX102)- Publish any port → public URL with auto-wake on first hit- Pull any OCI/Docker image as a rootfs, or save a running sandbox as one- Multi-tenant from day one — per-user bridges, encrypted secrets, rate limits- Single Go binary, Apache 2.0The decisions page is the most fun read on the site: vsock state after restore, why all snapshots are Full, the systemctl shim, the ARP retransmit trick.curl -fsSL bhatti.sh/install | sudo bash(sudo because the daemon needs /dev/kvm and sets up the Firecracker jailer + a bridge; the CLI-only install — pipe to plain `bash` — needs no root)Site: https://bhatti.shRepo: https://github.com/sahil-shubham/bhattiDecisions & learnings: https://bhatti.sh/docs/under-the-hood/decisions/

Enrichment

Theme
systems tools and desktop utilities
Vertical
Horizontal
Function
Dev tools
Audience
Developer
AI stance
Not AI
Project type
Commercial product
Normalized one-liner
firecracker orchestrator for self-hosting
Manually corrected
False

Could you build this?

No Bhatti is a low-level virtualization orchestrator managing Firecracker microVMs with custom memory snapshotting, sub-millisecond warm/cold wakeups, and Linux kernel networking.

What it would actually take: The stack requires low-level systems programming in Rust or Go, directly interfacing with the Linux KVM API and Firecracker socket API. It involves custom Linux tap device networking, eBPF routing or proxy-level connection sniffing to intercept incoming TCP packets to trigger unpausing, and memory snapshot dirty-page management. Deep kernel virtualization, networking, and systems infrastructure engineering skills are essential.

Discussion

4 comments analyzed.

Competitors mentioned: sprites.dev, Managed-Firecracker layer products, Snapshottable-sandbox products

Concerns raised: Stability issues with existing solutions, High cost of managed alternatives ($100/mo)

Competitors

Other products that read as similar to this one — 42 launches clear the similarity bar, closest 8 shown.

Attention rank: #19 of 43 (itself plus its competitors, highest first — normalized so YC and Product Hunt are compared fairly).

Launched 173 days after the earliest competitor.

Other launches for this product

Same idea, different domain

Nobody's really built a dev tools tool for Sales yet.