head to head · open source
esbuild vs chalice
esbuild has 40,063 GitHub stars, 1,346 forks, 622 open issues and last shipped 1 months ago. chalice has 11,058 stars, 1,011 forks, 495 open issues and last shipped 9 days ago. esbuild leads on adoption by 262% (40,063 vs 11,058 stars). esbuild is written in Go under MIT; chalice is written in Python under Apache-2.0. esbuild has attracted 3% as many forks as stars, chalice 9%. chalice was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| esbuild | chalice | |
|---|---|---|
| GitHub stars | ★ 40K | ★ 11K |
| License | MIT | Apache-2.0 |
| Written in | Go | Python |
| Last push | 2026-08-09 | 2026-09-11 |
| Forks | ⑂ 1.3K | ⑂ 1.0K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick esbuild if
- You weight community size — 40K stars and counting
- You want the MIT license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick chalice if
- You want the chalice feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Python
- You evaluated both and chalice fits your workflow better
About esbuild
esbuild is an MIT licensed, Go based bundler for the web that compiles JavaScript, CSS, TypeScript, and JSX in one tool, aimed at front end developers and teams whose current web build pipelines are slower than they need to be.
read the full esbuild overview →
About chalice
Chalice is an Apache 2.0 Python microframework from AWS for writing serverless applications that run on AWS Lambda, aimed at Python developers who want to declare API Gateway routes, scheduled tasks, and event handlers with decorators and ship them with a single command line tool.
read the full chalice overview →
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Frequently asked questions
Is esbuild or chalice more popular?
esbuild has 40,063 GitHub stars and chalice has 11,058. esbuild has the larger community by that measure.
Are esbuild and chalice free?
Both are open source. esbuild is licensed under MIT and chalice under Apache-2.0. Neither carries a licence fee.
What is the difference between esbuild and chalice?
esbuild is written in Go and chalice in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, esbuild or chalice?
Choose esbuild if you want the larger community (40,063 stars) or its MIT licence terms. Choose chalice if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.