Accounting for freelancers.
Actually easy to use.
Privacy in Cloud.
Open Source.


Finish up your registration with the link we just sent you via email.

What's different with Sealas?

Zero Knowledge

It doesn't matter if you're a psychotherapist or a webdesigner, your business is worth protecting.
With us all your data is stored encrypted. That way nobody can access your data, unless you give them access.

Why Zero Knowledge?

Open Source

Sealas is Open Source. Open Source in all matters technical: the source code is available on Github, and everybody's welcome to support us with pull requests.

Blog Journey

... and Open Source in spirit: we write about the whole development of Sealas and the hows and whys behind our technical, design and business decisions

The newest articles

Follow our development of Sealas

Fortifying APIs: timing attacks

One of the most important features of an API, besides usability, is resilience. A big aspect of a more resilient API is a restricted amount of information communicated. This is important to keep in mind, since every bit of information you give away, aids in an attack against your API.

Read more

Designing and writing a basic authentication API with Phoenix and Elixir (Auth Part 3)

Continuing this series on writing and developing an authentication process with Phoenix and Elixir, so far we've covered developing our authentication library authtoken in part 1 and 2.

Read more

Encrypted auth tokens for Phoenix (Auth part 2)

Last time, in Tokens, cookies and sessions: an auth story (Part 1), we talked about the decision-making process behind our authentication mechanism.

Read more