Buckets vs Costflow

A side-by-side comparison of two self-hosted budgeting & finance options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeatureBucketsCostflow
Deploy effortRead-the-docs projectRead-the-docs project
Health score30 · At risk0 · At risk
CategoryBudgeting & FinanceBudgeting & Finance
LicenseGPL-3.0MIT
LanguageTypeScriptJavaScript
Setup difficultyMediumMedium
Min. RAM256 MB128 MB
Deploymentbare-metal, sourcesource, binary
GitHub stars★ 198★ 33
First released20172019
ReplacesYNAB, MintExpensify, Mint

What are Buckets and Costflow?

Buckets

Buckets is an envelope-style budgeting application for Windows, macOS, and Linux built with Electron/TypeScript. Budgets are stored in a local file, bank statements can be imported, and it works fully offline. Its source code is published in the buckets/application repository.

  • Bucket-based envelope budgeting
  • Offline-first desktop app
  • Bank statement import
  • Self-hostable sync

Costflow

Costflow is an open-source parser that turns plain-language messages into Beancount, Ledger, or hledger entries. It lets users record transactions from chat apps and append them to a journal file.

  • Natural-language entries
  • Beancount and Ledger output
  • Chat app integration
  • Plain-text journals

Buckets vs Costflow: key differences

Buckets is written in TypeScript, while Costflow is built with JavaScript. Licensing differs — GPL-3.0 for Buckets versus MIT for Costflow. Costflow is the lighter option, starting around 128 MB of RAM against 256 MB for Buckets. Buckets is the more established project (first released 2017), while Costflow arrived in 2019. Buckets has the considerably larger community, at 198 GitHub stars versus 33.

Why pick each one

Choose Buckets if…

  • Flexible budgeting model
  • Privacy-focused

Watch out for

  • Sync setup is manual
  • Smaller community
Buckets details

Choose Costflow if…

  • Released under the MIT license
  • Written in JavaScript
  • Tiny footprint — runs in 128 MB RAM
Costflow details

Frequently asked questions

Is Buckets or Costflow better?

Neither is universally better. Buckets has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.

Are Buckets and Costflow free and open-source?

Yes. Buckets is licensed under GPL-3.0 and Costflow under MIT. Both can be self-hosted at no software cost.

Can I run Buckets and Costflow with Docker?

Buckets: check the project docs for container support. Costflow: check the project docs for container support.

Which is lighter on resources, Buckets or Costflow?

Costflow has the smaller minimum footprint at 128 MB of RAM, compared to about 256 MB for Buckets. Real-world usage depends on library size, user count, and enabled features.

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