Head-to-Head Comparison · Alternative to AVEVA PI System · 🗄️ databases
AVEVA PI System vs TDengine
High-performance time-series database with industrial data management, built-in stream analytics, and AI-driven anomaly detection for operational environments. Here is how TDengine ($0/mo open source) stacks up against AVEVA PI System ($25/mo) across cost, hosting, data privacy, and real-world trade-offs.
TDengine is a verified AGPL-3.0-licensed open-source replacement for AVEVA PI System. Switching from AVEVA PI System ($25/mo) saves $300/yr per solo seat, or $1,500/yr for a 5-person team. Deployment: Runs on Self-host.
The catch: Requires self-hosting setup, updates, and server maintenance compared to managed kdb+.
TDengine
$0.00/mo · AGPL-3.0
AVEVA PI System vs TDengine Specifications
facts verified 2026-11-07
| Dimension | AVEVA PI System (Paid) | TDengine (Replacement) |
|---|---|---|
| Monthly Price | $25 / mo | $0 / mo |
| 1-Year Cost (1 seat) | $300 / yr | $0 / yr (Save $300) |
| 1-Year Cost (5 seats) | $1,500 / yr | $0 / yr (Save $1,500) |
| 1-Year Cost (10 seats) | $3,000 / yr | $0 / yr (Save $3,000) |
| Source & License | Proprietary SaaS | open source AGPL-3.0 |
| Where It Runs | Vendor Cloud | Self-host (your server) |
| Platforms | Web / Cloud | webself-hosteddocker to self-host |
| GitHub Stars | — | ★ 25.2k (active nov 2026) |
Deep Dive: Switching from AVEVA PI System to TDengine
Trade-offs, installation & data architecture
What you trade away
Requires self-hosting setup, updates, and server maintenance compared to managed kdb+.
How to deploy TDengine
Clone https://github.com/taosdata/TDengine or deploy with Docker Compose
What it takes to run
Deploy via Docker or binary release from GitHub and configure environment variables.
Where your data lives
All application data and configuration live on your own server or local database.
Why fork TDengine instead of vibe-coding a AVEVA PI System clone?
Instead of paying recurring SaaS fees for AVEVA PI System or rebuilding it from scratch, deploy one of the 2 battle-tested open-source alternatives like TDengine.
AVEVA PI System vs TDengine FAQ
Is TDengine a good free alternative to AVEVA PI System?+
Yes. TDengine is a verified open-source (AGPL-3.0) replacement for AVEVA PI System. High-performance time-series database with industrial data management, built-in stream analytics, and AI-driven anomaly detection for operational environments.
What is the catch when switching from AVEVA PI System to TDengine?+
Requires self-hosting setup, updates, and server maintenance compared to managed kdb+.
How much do you save switching from AVEVA PI System to TDengine?+
AVEVA PI System costs $25/mo ($300/yr) per seat, whereas TDengine is $0/mo. Switching saves $300/yr for a solo user, $1,500/yr for a 5-person team, and $3,000/yr for a 10-person team.
How do I install or self-host TDengine instead of AVEVA PI System?+
Install: Clone https://github.com/taosdata/TDengine or deploy with Docker Compose. Setup: Deploy via Docker or binary release from GitHub and configure environment variables.
