head to head · open source
Listmonk vs line-harness-oss
Listmonk has 24,124 GitHub stars, 2,742 forks, 111 open issues and last shipped yesterday. line-harness-oss has 613 stars, 405 forks, 50 open issues and last shipped 2 days ago. Listmonk leads on adoption by 3,835% (24,124 vs 613 stars). Listmonk is written in Go under AGPL-3.0; line-harness-oss is written in TypeScript under MIT. Listmonk has attracted 11% as many forks as stars, line-harness-oss 66%. Listmonk was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (self-hosted), 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
| Listmonk | line-harness-oss | |
|---|---|---|
| GitHub stars | ★ 24K | ★ 613 |
| License | AGPL-3.0 | MIT |
| Written in | Go | TypeScript |
| Last push | 2026-11-02 | 2026-11-01 |
| Forks | ⑂ 2.7K | ⑂ 405 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Listmonk if
- You weight community size — 24K stars and counting
- You want the AGPL-3.0 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 Listmonk
listmonk is a standalone, self hosted, newsletter and mailing list manager. It is fast, feature rich, and packed into a single binary. It uses a PostgreSQL database as its data store. Visit listmonk.app for more info. Check out the live demo . Installation Docker The latest image is available on DockerHub at listmonk/listmonk:latest . Download and use the sample docker compose.yml. Visit See installation docs Binary Download the latest release and extract the listmonk binary. ./listmonk new config to generate config.toml. Edit it. ./listmonk install to setup the Postgres DB (or upgrade to upgrade an existing DB…
read the full Listmonk 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 Listmonk or line-harness-oss more popular?
Listmonk has 24,124 GitHub stars and line-harness-oss has 613. Listmonk has the larger community by that measure.
Are Listmonk and line-harness-oss free?
Both are open source. Listmonk is licensed under AGPL-3.0 and line-harness-oss under MIT. Neither carries a licence fee.
What is the difference between Listmonk and line-harness-oss?
Listmonk 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, Listmonk or line-harness-oss?
Choose Listmonk if you want the larger community (24,124 stars) or its AGPL-3.0 licence terms. Choose line-harness-oss if its feature set, stack or MIT licence fits better. Both are self-hostable.