head to head · open source
excelize vs line-harness-oss
excelize has 21,036 GitHub stars, 1,984 forks, 131 open issues and last shipped yesterday. line-harness-oss has 613 stars, 405 forks, 50 open issues and last shipped 2 days ago. excelize leads on adoption by 3,332% (21,036 vs 613 stars). excelize is written in Go under BSD-3-Clause; line-harness-oss is written in TypeScript under MIT. excelize has attracted 9% as many forks as stars, line-harness-oss 66%. excelize was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (mcp), 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
| excelize | line-harness-oss | |
|---|---|---|
| GitHub stars | ★ 21K | ★ 613 |
| License | BSD-3-Clause | MIT |
| Written in | Go | TypeScript |
| Last push | 2026-11-02 | 2026-11-01 |
| Forks | ⑂ 2.0K | ⑂ 405 |
| 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 line-harness-oss if
- You want the line-harness-oss feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and line-harness-oss fits your workflow better
About excelize
Excelize Introduction Excelize is a library written in pure Go providing a set of functions that allow you to write to and read from XLAM / XLSM / XLSX / XLTM / XLTX files. Supports reading and writing spreadsheet documents generated by Microsoft Excel™ 2007 and later. Supports complex components by high compatibility, and provided streaming API for generating or reading data from a worksheet with huge amounts of data. This library needs Go version 1.25.0 or later. The full docs can be seen using go's built in documentation tool, or online at go.dev and docs reference. Basic Usage Installation If your…
read the full excelize overview →
About line-harness-oss
🌐 日本語 English 简体中文 한국어 Español L Harness 名称について: 2026年8月19日から製品表示名を「L Harness」に統一しました。 既存導入を壊さないため、リポジトリURL、 create line harness 、 @line harness/ は互換識別子として維持します。詳細はBRAND.md。 LINE で無料体験する 👈 LINE 公式アカウントの完全オープンソース CRM。 L社 / U社 の無料代替 。 L Harness本体のソフトウェア利用料は 0円 です。LINE公式アカウントの配信料金、Cloudflareの契約・利用量、独自ドメイン、導入・保守、接続する外部AIサービスの費用は別です。Claude CodeからMCP経由で操作できます。 費用の条件は開発元の公式料金説明で確認できます。Cloudflare D1の無料プランは日次の読み書き上限に達するとクエリがエラーになり、有料プランの超過課金とは挙動が異なります。外部AIを接続する場合は、たとえばClaudeのプラン・API料金を別に確認してください（2026年9月6日確認）。 ▶️ 動画で見る (YouTube・約20分) 現バージョン : v0.21.0 ・ MIT License ・ TypeScript / Cloudflare Workers + D1 プラグインマーケット β…
read the full line-harness-oss overview →
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Frequently asked questions
Is excelize or line-harness-oss more popular?
excelize has 21,036 GitHub stars and line-harness-oss has 613. excelize has the larger community by that measure.
Are excelize and line-harness-oss free?
Both are open source. excelize is licensed under BSD-3-Clause and line-harness-oss under MIT. Neither carries a licence fee.
What is the difference between excelize and line-harness-oss?
excelize is written in Go and line-harness-oss 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 line-harness-oss?
Choose excelize if you want the larger community (21,036 stars) or its BSD-3-Clause licence terms. Choose line-harness-oss if its feature set, stack or MIT licence fits better. Both are self-hostable.