ADempiereFree, GPL v2 licensed ERP
vs
DeltekThe Intelligent Platform for Project-Driven Work
Comparison · ERP · weekly run Nov 2
ADempiere vs Deltek
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Deltek is the stronger AI pick in ERP: it has a visibility score of 2.2 versus 0 for ADempiere.
Choose ADempiere if…
No clear advantage in the published data.
Choose Deltek if…
- You want the brand AI engines rank higher (2.2 vs 0)
- You need FedRAMP Moderate Authorization (Replicon) or ISO/IEC 27001:2022 (Replicon) or CSA STAR (Replicon, Costpoint, Maconomy) or SOC 1 or SOC 2 or SOC 3 coverage
- suited to billing by time and talent
- well suited to highly specialized industries
AI visibility side by side
Latest weekly run · Nov 2
| Metric | ADempiere | Deltek |
|---|---|---|
| Visibility score | 0% | 2.2% |
| Change vs last week | New | New |
| Rank in ERP | #34 | #19 |
| Share of voice | 0% | 1% |
| Mentions this run | 0 | 5 |
| Positive in AI answers | — | 0% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
ADempiere 0pp · Deltek 0pp over 0 weekly runs.
Engine by engine
Deltek leads on 3 of 3 engines
ChatGPT
AI Mode
Perplexity
ADempiereDeltek
Head to head in AI answers
0 engine answers name both brands
0ADempiere ranked higher
0Deltek ranked higher
Features, pricing & fit
| Dimension | ADempiere | Deltek |
|---|---|---|
| Deployment | — | Cloud-first |
| Compliance | — | FedRAMP Moderate Authorization (Replicon), ISO/IEC 27001:2022 (Replicon), CSA STAR (Replicon, Costpoint, Maconomy), SOC 1, SOC 2, SOC 3 |
| Support | Community Discord rooms, Online documentation | — |
| Founded | 2006 | 1983 |
| Headquarters | — | Herndon, Virginia, United States |
| Employees | — | 1,001–5,000 |
| Funding | — | Private equity round led by New Mountain Capital |
| Best for | Organisations that want to avoid high licence costs and long-term commitments to a single software provider | Project-based businesses in government contracting, aerospace and defense, architecture and engineering, construction and consulting. |
Pros and cons
Themes from the AI answers that mention each brand
ADempiere
Profile in progress.
Deltek
- suited to billing by time and talent
- well suited to highly specialized industries
- strong fit for government contractors
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 100%·next run
Cite as: SlateIndex, “ADempiere vs Deltek”, https://slateindex.ai/compare/adempiere-vs-deltek, data of Nov 2, 2026. Licence: CC BY 4.0.