From 966eb9252119407d8bed8cd21a487c71ff750f4c Mon Sep 17 00:00:00 2001 From: Fredrik Ahlgren Date: Sat, 12 Sep 2026 15:55:45 +0200 Subject: [PATCH 1/2] Clarify commercial rights and free Energyplan redistribution Signed-off-by: Fredrik Ahlgren --- LICENSING.md | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/LICENSING.md b/LICENSING.md index 8d7028b..4bcc8aa 100644 --- a/LICENSING.md +++ b/LICENSING.md @@ -2,8 +2,10 @@ The FTW software's license is at https://github.com/srcfl/ftw/blob/master/LICENSE. FTW uses AGPL v3 only with a narrow Energyplan combination permission. -The proprietary Energyplan worker has separate household-use terms. -Commercial use and distribution of that worker require a Sourceful agreement. +The proprietary Energyplan worker allows private household use and free, +noncommercial redistribution with FTW. Commercial use, bundling, resale and +paid services involving that worker require a separate written Sourceful +license. These limits do not apply to FTW's AGPL-covered code. Earlier software versions retain their earlier grants. References to FTW's software license on this website describe the product. From f5ee92e0ab8cc0a1b713ae8a7970763237a725b9 Mon Sep 17 00:00:00 2001 From: Fredrik Ahlgren Date: Sat, 12 Sep 2026 16:00:51 +0200 Subject: [PATCH 2/2] Keep redistribution guidance within the household-use grant Signed-off-by: Fredrik Ahlgren --- LICENSING.md | 11 +++++++---- index.html | 2 +- 2 files changed, 8 insertions(+), 5 deletions(-) diff --git a/LICENSING.md b/LICENSING.md index 4bcc8aa..93aa529 100644 --- a/LICENSING.md +++ b/LICENSING.md @@ -2,10 +2,13 @@ The FTW software's license is at https://github.com/srcfl/ftw/blob/master/LICENSE. FTW uses AGPL v3 only with a narrow Energyplan combination permission. -The proprietary Energyplan worker allows private household use and free, -noncommercial redistribution with FTW. Commercial use, bundling, resale and -paid services involving that worker require a separate written Sourceful -license. These limits do not apply to FTW's AGPL-covered code. +The proprietary Energyplan worker allows unmodified use with FTW only for a +person's own private household. Free, noncommercial redistribution with FTW +is allowed only for that household use, with the binary license and +third-party notices. Other use or distribution requires a separate written +Sourceful license, including commercial use, resale, paid installation/support +and hosted or managed operation for others. These limits do not apply to +FTW's AGPL-covered code. Earlier software versions retain their earlier grants. References to FTW's software license on this website describe the product. diff --git a/index.html b/index.html index 3307005..053f6a9 100644 --- a/index.html +++ b/index.html @@ -257,7 +257,7 @@

New hardware should be a driver, not a fork.

The community edition

Open source, maintained by Sourceful.

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Run FTW at home, study it and modify it. FTW's open-source code uses AGPLv3 with a narrow Energyplan exception. Share covered source when the license requires it. The proprietary Energyplan worker is free for private household use; commercial use and distribution require a Sourceful license. Sourceful Energy develops and maintains FTW. Contributions are welcome: start with an issue, share a short Markdown proposal or send a focused PR with relevant test evidence.

+

Run FTW at home, study it and modify it. FTW's open-source code uses AGPLv3 with a narrow Energyplan exception. Share covered source when the license requires it. The proprietary Energyplan worker permits unmodified use with FTW only for your own private household. Free, noncommercial redistribution with FTW is allowed only for that household use, with its license and notices. Other use or distribution, including commercial use and operation for others, requires a separate written Sourceful license. Sourceful Energy develops and maintains FTW. Contributions are welcome: start with an issue, share a short Markdown proposal or send a focused PR with relevant test evidence.

AGPLv3Public roadmapCommunity issues