Tendermint by tendermint
⟁ Tendermint Core (BFT Consensus) in Go
About Tendermint
From the project's README at github.com/tendermint/tendermint. Lightly cleaned for readability; for the full source see the upstream repo.
UPDATE: TendermintCore featureset is frozen for LTS, see issue https://github.com/tendermint/tendermint/issues/9972 This is the latest stable release used by cosmoshub-4, version 0.34.24 The previous main branch (v0.38.xx) can now be found under "mainbackup"_
[Byzantine-Fault Tolerant][bft] [State Machine Replication][smr]. Or [Blockchain], for short.
[![Version][version-badge]][version-url] [![API Reference][api-badge]][api-url] [![Go version][go-badge]][go-url] [![Discord chat][discord-badge]][discord-url] [![License][license-badge]][license-url] [![Sourcegraph][sg-badge]][sg-url]
Tendermint Core is a Byzantine Fault Tolerant (BFT) middleware that takes a state transition machine - written in any programming language - and securely replicates it on many machines.
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 | 5.9k | github.com/tendermint/tendermint |
| GitHub forks | 2.1k | github.com/tendermint/tendermint |
| Docker Hub pulls | 745k | hub.docker.com / tendermint |
Release & maintenance
Is this project actively maintained, or about to die? Check the recency of last commit and last release.
| Project age | 12.0 years | since May 2014 |
| Last commit | 20 days ago | Apr 17, 2026 |
| Releases shipped | 186 | last: 3.4 years ago |
| Security policy | SECURITY.md | 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 → |
Security advisories
CVE-2019-25072. Ready to self-host Tendermint?
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.
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