string-is by recurser

An open-source, privacy-friendly online string toolkit for developers.

reactnextjsreactjstypescriptvercel
Verdict 55/100 health $4.13/mo cheapest, hetzner 1/5 setup difficulty Last release 1.1 years ago

Self-host string-is on hetzner for $4.13/mo and save approximately $190/year vs Vercel.

Health score
55 /100
6-dim composite
Self-hosts from
$4.13 /mo
hetzner · CAX11
Difficulty
1 /5
One-click deploy
GitHub stars
302
19 forks

About string-is

From the project's README at github.com/recurser/string-is. Lightly cleaned for readability; for the full source see the upstream repo.

string.is is an open-source, privacy-friendly toolkit for developers. You can see it in action here.

string.is is an opinionated conversion tool, with the following goals: It should be open-source. It should not set any cookies. It should have a strict Content Security Policy. It should be extremely opinionated about dependancies, and only use well-known, well-supported libraries. It should try to detect the format of the input, and intelligently choose output options. Browser Support

string.is has been confirmed to work on Chrome, Safari, Firefox, and Edge. Internet explorer is not supported. Running locally

To run all linting checks, type checks, tests, and build for production: Running with D

Health score breakdown

6-dimension composite. See methodology for formula and weights.

activity
58
maturity
100
community
43
security
70
sustainability
53
adoption
20

Adoption signals

Real-world usage data, pulled from each registry. The bigger the numbers, the more battle-tested the project.

SignalValueSource
GitHub stars 302 github.com/recurser/string-is
GitHub forks 19 github.com/recurser/string-is

Release & maintenance

Is this project actively maintained, or about to die? Check the recency of last commit and last release.

Project age4.6 yearssince Oct 2021
Last commit7 days agoApr 30, 2026
Releases shipped74last: 1.1 years ago

Self-hosting cost across providers

Detected requirements: 4GB RAM, 40GB disk minimum. Cheapest plan per provider that meets the requirement.

ProviderPlanSpecsMonthly
hetzner CAX11 2c · 4GB · 40GB $4.13 USD Deploy →
vultr VC2 1c · 1GB · 25GB $5 USD Deploy →
linode Nanode 1GB 1c · 1GB · 25GB $5.12 USD Deploy →
digitalocean Basic Regular 1GB 1c · 1GB · 25GB $6 USD Deploy →

What people say on Hacker News

Replaces these paid SaaS

string-is is one of the open-source alternatives to:

Vercel alternatives

Ready to self-host string-is?

Spin up a hetzner CAX11 (4GB RAM, 40GB disk) for $4.13/mo and follow the project's official install docs.

Data last refreshed May 7, 2026.

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Frequently asked questions

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