Life & fun · alternatives · 2026

24 alternatives to GreenCoin: How We Are Reducing Carbon Emissions

Just thought I'd let HN know about this new effort to reduce carbon emissions. GreenCoin is a crypto-currency like Bitcoin used to incentivize individuals to reduce carbon emissions by lowering their costs of using renewable energy. You may think of it as free "Rewards Points" that are eventually redeemable for Bitcoin or cash. Each day over 1.4 million are given away to all currently registered solar producers. Just like BitCoin, there are active miners mining GreenCoin. Half of the mined coins go to the miners, while the other half go to the non-profit foundation, which then gives them to…

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. GreenCoin: How We Are Reducing Carbon Emissions launched in 2014; newer entries below may have overtaken it.

1
Carbon Neutral Club▲255
Save money for fighting climate change
2021 · mammothclimate.io · its alternatives →
2
Sustainable Bitcoin Protocol▲63
Making Bitcoin the most climate positive asset
2022 · sustainablebtc.org · its alternatives →
3
Crypto Carbon Footprint Calculator▲115
Calculate & offset emissions from your cryptocurrencies
2021 · its alternatives →
4CY
Create your own crapcoin in 3 minutes▲206
2018 · crapcoin.solutions · its alternatives →
5
Stripe Climate▲423
Remove carbon as you grow your business
2020 · stripe.com · its alternatives →
6
Carbon Ledger▲94
Measure the carbon footprint of transaction data
2021 · carboninterface.com · its alternatives →
7
Carbon▲86
Buy Cryptocurrency Instantly using Credit/Debit
2019 · its alternatives →
8
Bend▲139
A modern corporate card built for climate-friendly business
2023 · usebend.com · its alternatives →
9
Worldcoin▲195
Fairly distributed and collectively owned global currency
2021 · world.org · its alternatives →
10
Chia▲205
Eco-friendly bitcoin competitor
2017 · its alternatives →
11
CryptoClean - Offset Crypto CO2▲8
Enabling carbon neutral BTC, ETH, and NFT transactions.
2021 · its alternatives →
12
minekitten.io▲151
Mining Electroneum, made easy!
2017 · vrtui.io · its alternatives →
13
SimpleCoin▲76
Helping you to get started easily with mining crypto.
2019 · its alternatives →
14
Stuff You Should Know - How Bitcoin Works▲60
World's 1st decentralized, anarchistic all-digital currency!
2015 · its alternatives →
15
CurveBlock▲74
Democratizing access to carbon zero, energy +ve real estate.
2021 · curveblock.uk · its alternatives →
16
Crypto Offset▲5
Your cryptocurrency is destroying the environment. Offset it
2017 · its alternatives →
17
Crescent▲134
Earn 4% interest on your money & remove carbon pollution
2021 · its alternatives →
18
Heatbit▲114
First-ever Bitcoin-mining heater
2022 · heatbit.com · its alternatives →
19
Support with Crypto▲107
Bringing crypto donations to creators worldwide
2022 · its alternatives →
20
sMiles▲68
Earn Bitcoin for things you already do
2022 · smilesbitcoin.com · its alternatives →
21
ECOS▲19
Mine Bitcoin for 30 days. No hardware. No commitment.
Apr 2026 · ecos.am · its alternatives →
22
toshis▲84
The only link a bitcoiner needs.
2020 · its alternatives →
23
offCents▲82
Travel with zero carbon emissions
2018 · its alternatives →
24
Mining 4 Charity▲75
Turn hashpower into good deeds
2018 · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →