Sink
A polished Bitly clone on Cloudflare; free hosting, several bindings, and no server to patch.
Technical Profile & Specs
verified 2026-08-10
- Cost
- $0 / forever (Open Source)
- License
- AGPL-3.0
- Hosting Model
- Self-host (your server)
- Platforms
- webself-hostedself-host, real ops
- Installation
- Fork the repository and deploy a Cloudflare Worker with D1 and KV bindings; Analytics Engine, R2 and Workers AI are optional
- Operational Setup
- A non-expert must create and wire several Cloudflare resources, copy binding IDs, set a stable site token and understand build-time versus runtime secrets.
- Where Your Data Lives
- The user's Cloudflare account holds links in D1, redirect cache in Workers KV, visit events in Analytics Engine and optional JSON snapshots or social images in R2; the public demo uses the maintainer's Cloudflare account.
- The Catch / Trade-off
- Sink is elegant on Cloudflare, but it lacks Bitly's mature QR campaign management, team permissions, branded-link governance, integrations, and vendor support.
Replaces 1 paid app
up to $35/mo ($420/yr) in subscriptions
Sink FAQ
Common questions
Is Sink free and open source?+
Sink is an open-source tool licensed under AGPL-3.0 that runs on self-host. A polished Bitly clone on Cloudflare; free hosting, several bindings, and no server to patch.
What paid software does Sink replace?+
Sink serves as a free replacement for 1 paid SaaS application: Bitly, saving up to $35/month ($420/year) in subscription bills.
How do you install and set up Sink?+
Installation: Fork the repository and deploy a Cloudflare Worker with D1 and KV bindings; Analytics Engine, R2 and Workers AI are optional. Setup notes: A non-expert must create and wire several Cloudflare resources, copy binding IDs, set a stable site token and understand build-time versus runtime secrets.
What is the catch or trade-off with Sink?+
Sink is elegant on Cloudflare, but it lacks Bitly's mature QR campaign management, team permissions, branded-link governance, integrations, and vendor support.