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Can open-source software handle HOA property management across 3 buildings?

ÖÖmer Ş***Member
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Doki · Brand identity · 2025

#1

I took on the role of volunteer property manager (syndic bénévole) for 3 small buildings with a total of 38 units around Paris. When professional property management firms quoted around 3,500 to 4,000 EUR a year per building, the co-owners got together and decided to handle things internally.

But as operations grew, spreadsheets stopped cutting it for annual budget forecasting, allocating expenses based on co-ownership shares, and issuing quarterly fee calls (appel de fonds). Meanwhile, commercial condo management software on the market charges pretty steep monthly license fees per unit.

I'm looking into open-source property or HOA management software. Can we use this kind of open-source system to issue fee calls compliant with French co-ownership accounting rules and close year-end financial statements without issues?

YYağmur A***Member
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Most Helpful#2

Short answer: Technically you can set up open-source property management software for three buildings and 38 units, but out of the box it won't provide the chart of accounts or fee call (appel de fonds) templates mandated by French co-ownership regulations (the 1965 Law and the 2005 Accounting Decree). Adapting the system to fit this legal framework requires substantial time and accounting expertise.

Here are the main constraints you'll face if you go with an open-source stack:

1) Dedicated chart of accounts: Co-ownership accounting in France differs from standard business accounting (PCG). Under the 'Plan comptable copropriété' rules, property-specific account codes spanning classes 1 through 7 must be used. General open-source ERP systems are built around rental management (locatif) logic and don't fit the ring-fenced fund requirements of co-ownership.

2) Expense allocation keys and fee notices: You need to calculate general expenses, elevator upkeep, and heating shares separately based on ownership shares (tantièmes or millièmes) and generate automated fee call letters. In open-source software, you have to configure these distribution formulas manually.

3) Annual general meeting financial annexes: You won't be able to generate the mandatory statutory financial statements (numbered annexes comptables 1 through 5), which must be presented to co-owners at the AGM, with a single click in open-source systems.

If you don't have the time to dedicate to database and accounting configuration, cloud tools built specifically for volunteer syndics, running around 2-3 EUR per unit monthly, are a much safer bet to protect yourself against procedural challenges from co-owners at the AGM.

AAyşe T***Member
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#3

You can find community modules in open-source ERPs, but almost all of them focus on standard rent collection. Tracking legally segregated funds in co-ownership, like the mandatory reserve fund (fonds de travaux loi Alur), requires custom account mappings directly in the database to do it properly in standard software.

MMurat Ş***Expert
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#4

We managed a single 26-unit building for 2 years using spreadsheets and an open-source tool. At year-end, one owner seized on a 42-euro rounding error in the elevator share calculation and threatened to void the AGM resolutions. We switched immediately to an officially accredited system that costs us 28 EUR per unit annually, and it's been pure peace of mind.

SSena C***Expert
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#5

3 buildings means 3 distinct legal entities and 3 separate bank accounts. Whatever open-source tool you test, make sure to verify its multi-entity (multi-company) support first. If you mingle three buildings under a single account, you expose yourself to serious legal liability.

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#6

Being a volunteer syndic is already an exhausting gig where you constantly deal with neighbor drama. On top of that babysitting server updates, database backups and software bugs will drain whatever energy you have left. The second anything goes wrong with the system, they'll pin the blame on you.

FFiliz P***ExpertCommunity member
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#7

If you are going to choose open-source software, there are 3 essential functions you should look for in the system: 1) An expense allocation engine based on millièmes, 2) Automatic generation of direct debit files in SEPA format, 3) Individual statement generation for property owners.

SSinan Ç***Member
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#8

we tried setting up open source in our building too none of the owners even bothered logging in. everyone still demanded paper and regular mail we ended up paying for the server for nothing.

KKemalNew member
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#9

Taking on the responsibility of 3 buildings and 38 units takes serious guts, congrats. like honestly don't burn yourself out messing with code or tweaking templates. Explain the situation to the owners, add a tiny software fee to the dues, and just use a professional tool.

EElaMember
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#10

It is a legal requirement for the building manager to maintain a separate bank account (compte séparé) for each property. Ensuring the software you use can automatically import bank transactions (via OFX or similar formats) will provide full transparency during financial audits.

MMetin A***MemberCommunity member
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#11

We experienced almost the exact same thing last year... Weekly written progress reports are much more useful than asking for dates.

I'm also curious if anyone does it differently.

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#12

I think differently. Weekly written progress reports are much more useful than asking for dates.

The harder it is to reverse a decision, the slower you should make it. Correct me if I'm wrong.

AAycan U***MemberCommunity member
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#13

could you elaborate on that? don't hesiitate to ask; those who don't ask always pay more.

the system lives on after delivery; maintenance is a separaate line item. that's all, sorry if I went on too long.

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#14

i agree, and Id like to emphasize that and any unwritten clause becomes a point of disagerement later, as both sides remember it differently.

this is my opinion Im not claimiing its absolute truth.

HHüseyin K***MemberCommunity member
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#15

Same here.

CCem K***Expert
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#16

Correct.

SSinan T***Member
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Doki · Log management setup · 2024

#17

My questions are cleared up, thanks.

YYasemin K***MemberCommunity member
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#18

I agree.

YYasemin S***MemberCommunity member
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#19

If I understood correctly, you're saying: Processes without records never improve because you don't know what to fix.

Code without setup documentation isn't yours even if you have it. I'm also curious if anyone does it differently.

HHalil T***VeteranCommunity member
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#20

This approach has a cost, which isn't discussed. People defend habits, not processes. Resistance comes from there.

Every "we'll look at it later" in a meeting means unbilled work. Correct me if I'm wrong.

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