ro - Streams & reactive programming for Go by samber
Streams & Reactive Programming paradigm for Go: declarative and composable API for event-driven applications
About ro - Streams & reactive programming for Go
From the project's README at github.com/samber/ro. Lightly cleaned for readability; for the full source see the upstream repo.
[](https://goreportcard.com/report/github.com/samber/ro) [](https://app.codecov.io/gh/samber/ro) [](https://github.com/samber/ro/graphs/contributors)
The purpose of Reactive Programming is to simplify the development of event-driven and asynchronous applications by providing a declarative and composable way to handle streams of data or events.
Health score breakdown
6-dimension composite. See methodology for formula and weights.
Adoption signals
Real-world usage data, pulled from each registry. The bigger the numbers, the more battle-tested the project.
| Signal | Value | Source |
|---|---|---|
| GitHub stars | 643 | github.com/samber/ro |
| GitHub forks | 18 | github.com/samber/ro |
Release & maintenance
Is this project actively maintained, or about to die? Check the recency of last commit and last release.
| Project age | 0.6 years | since Oct 2025 |
| Last commit | 2 days ago | May 5, 2026 |
| Releases shipped | 3 | last: 2 months ago |
| Funding links | 2 | declared by maintainers |
Self-hosting cost across providers
Detected requirements: 4GB RAM, 40GB disk minimum. Cheapest plan per provider that meets the requirement.
| Provider | Plan | Specs | Monthly | |
|---|---|---|---|---|
| hetzner | CAX11 | 2c · 4GB · 40GB | $4.13 USD | Deploy → |
| vultr | VC2 | 1c · 1GB · 25GB | $5 USD | Deploy → |
| linode | Nanode 1GB | 1c · 1GB · 25GB | $5.12 USD | Deploy → |
| digitalocean | Basic Regular 1GB | 1c · 1GB · 25GB | $6 USD | Deploy → |
What people say on Hacker News
- Ask HN: How do you prepare for a mid career Research Engineer role at neo Labs
- Show HN: Amber, a capability-based runtime/compiler for agent benchmarks
- Show HN: Evidex – AI Clinical Search (RAG over PubMed/OpenAlex and SOAP Notes)
- Show HN: Terminal Aesthetic Productivity App
- Reactive Programming paradigm for Go for event-driven applications
Ready to self-host ro - Streams & reactive programming for Go?
Spin up a hetzner CAX11 (4GB RAM, 40GB disk) for $4.13/mo and follow the project's official install docs.
Data last refreshed May 7, 2026.
Similar open-source projects
Projects in our directory that replace the same SaaS or share topics with ro - Streams & reactive programming for Go.