head to head · open source
esbuild vs Ceedling
esbuild has 40,063 GitHub stars, 1,346 forks, 622 open issues and last shipped 1 months ago. Ceedling has 851 stars, 273 forks, 248 open issues and last shipped yesterday. esbuild leads on adoption by 4,608% (40,063 vs 851 stars). esbuild is written in Go under MIT; Ceedling is written in Ruby under MIT. esbuild has attracted 3% as many forks as stars, Ceedling 32%. Ceedling 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 | Ceedling | |
|---|---|---|
| GitHub stars | ★ 40K | ★ 851 |
| License | MIT | MIT |
| Written in | Go | Ruby |
| Last push | 2026-08-09 | 2026-09-19 |
| Forks | ⑂ 1.3K | ⑂ 273 |
| 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 Ceedling if
- You want the Ceedling feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Ruby
- You evaluated both and Ceedling 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 Ceedling
Ceedling is an MIT licensed unit testing and build system for C projects, written in Ruby, that glues together the CMock mocking framework and the Unity test framework so that C developers — particularly embedded teams — can generate and run test suites from the command line.
read the full Ceedling overview →
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Frequently asked questions
Is esbuild or Ceedling more popular?
esbuild has 40,063 GitHub stars and Ceedling has 851. esbuild has the larger community by that measure.
Are esbuild and Ceedling free?
Both are open source. esbuild is licensed under MIT and Ceedling under MIT. Neither carries a licence fee.
What is the difference between esbuild and Ceedling?
esbuild is written in Go and Ceedling in Ruby. 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 Ceedling?
Choose esbuild if you want the larger community (40,063 stars) or its MIT licence terms. Choose Ceedling if its feature set, stack or MIT licence fits better. Both are self-hostable.