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Ribasim

ribasim.org·Infrastructure·🇳🇱

Ribasim is an open-source modeling framework written in Julia for simulating the physical behavior of managed open water systems. It supports control rules and prioritized water allocation strategies, making it suitable for water resource engineers and researchers. Developed by Deltares, it is used in large-scale hydrologic instruments and research projects.

Open SourceMIT
WebCLISelf-hosted
R
Ribasim preview
Visit ribasim.org↗
⭐59
stars
🍴8
forks
✓6
features
📅2022
since

Overview

6 features

Ribasim sits in PulseGate's Frameworks & SDKs category. It focuses on simulating and analyzing the behavior of managed open water systems for water resource planning and management. It is built as an open-source project for water resource engineers. Ribasim is open source under the MIT license. Ribasim is available on the web and the command line, and it can be self-hosted.

It is developed by Deltares (Netherlands), and the product first shipped in 2022. Development happens publicly on GitHub with 59 stars and 81 commits in the last 90 days. Key capabilities include water system simulation, control rules, and prioritized allocation.

  • ✓Water system simulation
  • ✓Control rules
  • ✓Prioritized allocation
  • ✓Open-source
  • ✓Julia-based
  • ✓Surface water modeling

Tags

water-modelingjulia-frameworkhydrologic-simulationresource-allocation

AI capabilities

Weights: Open

Built with & integrations

Runs on
BrowserCLISelf-hosted

Trust & compliance

LicenseMIT
Verified signals
✓ HTTPS✓ Open Source✓ Free tier✓ GitHub · ★ 59✓ Active maintenance

Recent events

Latest indexed changes and source events

  1. IndexedJun 29, 11:34 AM

    Listing verified by the PulseGate indexer

    Source: PulseGate indexerOpen ↗

Frequently asked questions about Ribasim

What does Ribasim do?
Ribasim focuses on simulating and analyzing the behavior of managed open water systems for water resource planning and management. It is catalogued under Frameworks & SDKs on PulseGate.
Who is Ribasim for?
Ribasim is an open-source project built for water resource engineers.
Is Ribasim free?
Yes — Ribasim is open source under the MIT license and free to use.
What platforms does Ribasim run on?
Ribasim runs on the web and the command line. It can also be self-hosted.
Is Ribasim still maintained?
PulseGate's liveness checks currently classify Ribasim as active. The GitHub repository shows 81 commits in the last 90 days.
What are alternatives to Ribasim?
Similar tools tracked by PulseGate include RIB BI+, RiskSim, and imas-simdb.RIB BI+RiskSimimas-simdb
Who makes Ribasim?
Ribasim is developed by Deltares, based in the Netherlands.
When did Ribasim launch?
Ribasim first shipped in 2022.

At a glance

Pricing
Open Source
Platforms
Cli · Web
Languages
English
Open source
Yes · ★ 59
License
MIT
First seen
Apr 11, 2022
Activity
🟢 Active
Status
🟢 Active
Built for
water resource engineers
Model
Open source
Solves
Simulating and analyzing the behavior of managed open water systems for water resource planning and management.

Developer

🇳🇱Deltares
Community-driven
↗ GitHub

Open source

View on GitHub →
⭐ Stars
59
🍴 Forks
8
Open issues
216
Last commit
4w ago
Commits 90d
81
Contributors
28
Authorship
Community-driven
Default branch
main
Latest release
v2026.1.2 · 1mo ago

Live coverage

Confidence
Medium · 73
Indexed
Jun 29, 2026
Lifecycle
Alive
Activity
Active
First seen
Apr 2022
Last seen
3w ago
Identity audit (9)
Entity ID
cmqz5579401o214b8iu3bmnrh
Slug
ribasim-api-ribasim-org
Verification state
Indexed for public listing
Claim / listing state
Unclaimed · listed: yes
Index status
Included in index
Latest evidence snapshot
Jun 29, 2026
Timeline basis
Indexed-at chronology (no inferred launch/funding milestones).
Last updated
Jun 29, 2026
Canonical URL
https://ribasim.org/

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