head to head · open source
ECC vs jsonhero-web
ECC has 261,896 GitHub stars, 39,186 forks, 228 open issues and last shipped 2 days ago. jsonhero-web has 10,866 stars, 663 forks, 69 open issues and last shipped 10 months ago. ECC leads on adoption by 2,310% (261,896 vs 10,866 stars). ECC is written in JavaScript under MIT; jsonhero-web is written in TypeScript under Apache-2.0. ECC has attracted 15% as many forks as stars, jsonhero-web 6%. ECC was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (developer-tools), so they are genuine substitutes rather than adjacent tools.
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
| ECC | jsonhero-web | |
|---|---|---|
| GitHub stars | ★ 262K | ★ 11K |
| License | MIT | Apache-2.0 |
| Written in | JavaScript | TypeScript |
| Last push | 2026-09-17 | 2025-11-28 |
| Forks | ⑂ 39K | ⑂ 663 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick ECC if
- You weight community size — 262K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick jsonhero-web if
- You want the jsonhero-web feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and jsonhero-web fits your workflow better
About ECC
ECC is an MIT licensed open source agent harness performance optimization system that gives AI coding agents a coordinated engineering workflow — plan, test, implement, review, verify, remember, improve — for developers working in Claude Code, Codex, OpenCode, Cursor, and other harnesses.
About jsonhero-web
JSON Hero is an open source, browser based JSON explorer written in TypeScript and licensed under Apache 2.0, built for developers who need to read, search and navigate JSON documents quickly.
read the full jsonhero-web overview →
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Frequently asked questions
Is ECC or jsonhero-web more popular?
ECC has 261,896 GitHub stars and jsonhero-web has 10,866. ECC has the larger community by that measure.
Are ECC and jsonhero-web free?
Both are open source. ECC is licensed under MIT and jsonhero-web under Apache-2.0. Neither carries a licence fee.
What is the difference between ECC and jsonhero-web?
ECC is written in JavaScript and jsonhero-web in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, ECC or jsonhero-web?
Choose ECC if you want the larger community (261,896 stars) or its MIT licence terms. Choose jsonhero-web if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.