1512 posts tagged with "PaaS"
Platform-as-a-Service tooling, economics, and self-hosted alternatives
Every Pull Request Gets Its Own Environment: The Real Build-vs-Buy Math for Preview Environments
Shared staging lets a team finish 12 of 42 tickets while the rest queue. Preview-per-PR fixes that — the question is whether to build it on a Cluster-API fleet or buy it from Bunnyshell, Uffizzi, or Northflank. First-year totals, the breakeven near 20 concurrent PRs, and the six jobs every solution must cover.
Railway Cloud Agents Promote Your Dev VM Straight to Prod: What Skipping the Build Actually Costs
Railway's Cloud Agents Beta promotes the agent's lived-in VM straight to production via a VM daemon, skipping git push and CI as too slow. A five-row ledger of what the build step was quietly doing — drift, secrets, approvals, rollback, provenance — and how to keep the fast loop without shipping a mutable machine.
Railway Shipped a Free CDN, but Your Egress Bill Didn't Get the Memo
Railway launched a free Fastly-powered CDN in March 2026 — opt-in, off by default, with HTML always served from origin. A worked bill for 500 GB of monthly assets at 0%, 70%, and 90% edge-hit ratios against a flat Hetzner box, plus the SSR case where the CDN barely helps.
Render Repriced Twice in One Week: Why the Migration Question Is the Full Bill, Not the $7 Starting Price
Render logged price-point changes on August 22 and August 28, 2026. A line-by-line cost sheet for an always-on web service plus Postgres at 5, 25, and 100 GB of traffic against a flat Hetzner CX22 — and why per-service multiplication, bandwidth overage, and workspace fees move the bill more than the headline price.
Your Sandbox Is Not a Home: Where Vibe-Coded Apps Actually Live After Day One
Every 2026 guide to shipping vibe-coded apps ends at 'deploy behind a sandbox' — without saying where the app lives long-term. The missing fifth stage: a permanent git-backed home with a redeploy loop, the sandbox-vs-home checklist, and the cost crossover between execution meters and flat hardware.
Render Traded $19 Seats for a $0.15/GB Meter: A 20-Person Team's Bill at 1TB, 2TB, and 5TB
Render's August 1 rollout swapped $19 per-seat pricing for a $25 flat Pro plan with unlimited members — and cut included bandwidth from 500GB to 25GB at $0.15/GB over. A worked before/after bill for a 20-person team at 1TB, 2TB, and 5TB, the small-team cases that pay more, and what the same traffic costs on owned hardware.
The Heroku Exit Playbook: Procfile to Buildpack, Every Add-on Decision, and the Real Before/After Bill
A step-by-step playbook for actually leaving Heroku's sustaining-engineering mode: Procfile to manifest, add-ons sorted into keep/replace/lose, secrets without a leak window, a rehearsed database cutover, and a real before/after bill.
SmolVM vs. Firecracker: Which MicroVM Should Actually Isolate Your AI Agent's Code?
SmolVM's sub-200ms boot challenges Firecracker's two-year default. A measured comparison of boot time, memory density, and what actually isolates untrusted agent code from the host kernel across SmolVM, Firecracker, OpenSandbox, and Docker Sandboxes.
Coolify's 11 Critical CVEs and 52,890 Exposed Dashboards: What a Single Root Daemon's Blast Radius Actually Looks Like
Coolify disclosed 11 critical CVEs in January 2026 — five rated CVSS 10.0 — with 52,890 dashboards exposed online. Eight months later, here is what changed, what didn't, and why blast radius per CVE is the number that should drive self-hosted PaaS architecture choices.