Head-to-Head Comparison · Alternative to Fastgen · 📝 forms
Fastgen vs Trigger
Open source TypeScript platform for building and deploying AI agents and background workflows with retries, queues, observability, and elastic scaling. Here is how Trigger ($0/mo open source) stacks up against Fastgen ($15/mo) across cost, hosting, data privacy, and real-world trade-offs.
Trigger is a verified Open Source-licensed open-source replacement for Fastgen. Switching from Fastgen ($15/mo) saves $180/yr per solo seat, or $900/yr for a 5-person team. Deployment: Runs on Local.
The catch: Community-driven open source project without dedicated enterprise SLAs.
Trigger
$0.00/mo · Open Source
Fastgen vs Trigger Specifications
facts verified 2026-11-07
| Dimension | Fastgen (Paid) | Trigger (Replacement) |
|---|---|---|
| Monthly Price | $15 / mo | $0 / mo |
| 1-Year Cost (1 seat) | $180 / yr | $0 / yr (Save $180) |
| 1-Year Cost (5 seats) | $900 / yr | $0 / yr (Save $900) |
| 1-Year Cost (10 seats) | $1,800 / yr | $0 / yr (Save $1,800) |
| Source & License | Proprietary SaaS | open source Open Source |
| Where It Runs | Vendor Cloud | Local (on your machine) |
| Platforms | Web / Cloud | desktopcross-platformone-click install |
| GitHub Stars | — | ★ 16.7k (active nov 2026) |
Deep Dive: Switching from Fastgen to Trigger
Trade-offs, installation & data architecture
What you trade away
Community-driven open source project without dedicated enterprise SLAs.
How to deploy Trigger
Clone https://github.com/triggerdotdev/trigger.dev or deploy with Docker Compose
What it takes to run
Download the native package or installer for your operating system.
Where your data lives
All application data lives locally on your own machine.
Why fork Trigger instead of vibe-coding a Fastgen clone?
Instead of paying recurring SaaS fees for Fastgen or rebuilding it from scratch, deploy one of the 4 battle-tested open-source alternatives like ToolJet.
Fastgen vs Trigger FAQ
Is Trigger a good free alternative to Fastgen?+
Yes. Trigger is a verified open-source (Open Source) replacement for Fastgen. Open source TypeScript platform for building and deploying AI agents and background workflows with retries, queues, observability, and elastic scaling.
What is the catch when switching from Fastgen to Trigger?+
Community-driven open source project without dedicated enterprise SLAs.
How much do you save switching from Fastgen to Trigger?+
Fastgen costs $15/mo ($180/yr) per seat, whereas Trigger is $0/mo. Switching saves $180/yr for a solo user, $900/yr for a 5-person team, and $1,800/yr for a 10-person team.
How do I install or self-host Trigger instead of Fastgen?+
Install: Clone https://github.com/triggerdotdev/trigger.dev or deploy with Docker Compose. Setup: Download the native package or installer for your operating system.
