head to head · open source
excelize vs ktx
excelize has 20,924 GitHub stars, 1,954 forks, 131 open issues and last shipped today. ktx has 1,598 stars, 105 forks, 52 open issues and last shipped 9 days ago. excelize leads on adoption by 1,209% (20,924 vs 1,598 stars). excelize is written in Go under BSD-3-Clause; ktx is written in TypeScript under Apache-2.0. excelize has attracted 9% as many forks as stars, ktx 7%. excelize was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (agent, analytics), 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.
← all 20902 open source comparisons
Side by side
| excelize | ktx | |
|---|---|---|
| GitHub stars | ★ 21K | ★ 1.6K |
| License | BSD-3-Clause | Apache-2.0 |
| Written in | Go | TypeScript |
| Last push | 2026-09-20 | 2026-09-11 |
| Forks | ⑂ 2.0K | ⑂ 105 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick excelize if
- You weight community size — 21K stars and counting
- You want the BSD-3-Clause license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick ktx if
- You want the ktx 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 ktx fits your workflow better
About excelize
Excelize is a pure Go library for reading and writing XLAM, XLSM, XLSX, XLTM and XLTX spreadsheets, built for Go developers who need to generate or parse Microsoft Excel 2007 and later workbooks directly from their own code.
read the full excelize overview →
About ktx
ktx is an open source, Apache 2.0 licensed executable context layer, built and maintained by Kaelio in TypeScript, that lets AI agents such as Claude Code, Codex, Cursor, and OpenCode query analytical warehouses accurately using approved metric definitions, detected joinable columns, and company knowledge.
More in Business Software
Related comparisons
More Marketing & Customer Engagement projects
Compare either of these against the rest of the Marketing & Customer Engagement field.
Frequently asked questions
Is excelize or ktx more popular?
excelize has 20,924 GitHub stars and ktx has 1,598. excelize has the larger community by that measure.
Are excelize and ktx free?
Both are open source. excelize is licensed under BSD-3-Clause and ktx under Apache-2.0. Neither carries a licence fee.
What is the difference between excelize and ktx?
excelize is written in Go and ktx 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, excelize or ktx?
Choose excelize if you want the larger community (20,924 stars) or its BSD-3-Clause licence terms. Choose ktx if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.