r/ethdev

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About r/ethdev

Ethereum-related dev talk: Contracts, DApps, Wallets, Clients, Infrastructure, Tooling, UIs, Patterns, and others.

The community at a glance

r/ethdev is a Subreddit for Crypto Investors and Ethereum with roughly 123K members. It has been around since 2015. It uses a forum format for communication. On the Hive Index it ranks #9 in the Ethereum communities list.

Roughly 8K members have joined in the past year. Popular discussion topics include Ethereum, Blockchain, and Web3. Common discussion themes are Advice Requests and Solution Requests. Product recommendations often mention smart contract, solidity courses, and blockchain development course.

On Reddit
Established 2015
123K Members

Community Topics

Community Features

Forum

This community has a forum

Subreddit Analysis

via GummySearch
Yearly: +8K members
Growth: +6.5% / year

Member growth over time

All time (yearly)

  • 2016: 822 members
  • 2017: 7K members
  • 2018: 8K members
  • 2019: 5K members
  • 2020: 8K members
  • 2021: 48K members
  • 2023: 29K members
  • 2024: 7K members
  • 2025: 7K members
  • 2026: 4K members

Past year (monthly)

  • Jul: 553 members
  • Aug: 677 members
  • Sep: 454 members
  • Oct: 414 members
  • Nov: 813 members
  • Dec: 903 members
  • Jan: 926 members
  • Feb: 538 members
  • Mar: 556 members
  • Apr: 714 members
  • May: 569 members
  • Jun: 319 members

Themes

  • Advice Requests
    17 posts in the past month
    1. Looking to earn some crypto as a beginner — where do I start?
    2. Built a visual Ethereum Sync Committee explorer, looking for technical feedback
    3. How are you guys finding job opportunities ?
    #1
    Advice Requests
    Looking to earn some crypto as a beginner — where do I start? · Built a visual Ethereum Sync Committee explorer, looking for technical feedback · How are you guys finding job opportunities ?
    17
  • Solution Requests
    10 posts in the past month
    1. Remember revert.wtf? I made a browser extension for it.
    2. Need small Sepolia ETH for testing contract deployment 🙏 Address:0x6a82ffEfcDC664469D2Fd1826430c20bA4A303F4
    3. Best way to build a simple crypto portfolio tracker?
    #2
    Solution Requests
    Remember revert.wtf? I made a browser extension for it. · Need small Sepolia ETH for testing contract deployment 🙏 Address:0x6a82ffEfcDC664469D2Fd1826430c20bA4A303F4 · Best way to build a simple crypto portfolio tracker?
    10
  • News
    1 post in the past month
    1. What Is FTX? Rise, Fall, and Its Role in the Crypto Industry
    #3
    News
    What Is FTX? Rise, Fall, and Its Role in the Crypto Industry
    1
  • Self-Promotion
    1 post in the past month
    1. I implemented dominant assurance contracts in Solidity -- three funding models for a content marketplace
    #4
    Self-Promotion
    I implemented dominant assurance contracts in Solidity -- three funding models for a content marketplace
    1
  • Pain & Anger
    1 post in the past month
    1. What is the painful and boring job in web 3 you want to get fixed ?
    #5
    Pain & Anger
    What is the painful and boring job in web 3 you want to get fixed ?
    1

Topics

  • Ethereum
    46 posts in the past month
    1. Built a visual Ethereum Sync Committee explorer, looking for technical feedback
    2. How Ethereum plans to replace BLS signatures with Post Quantum Signatures
    3. How to find the private keys of my ethereum presale wallet ?
    #1
    Ethereum
    Built a visual Ethereum Sync Committee explorer, looking for technical feedback · How Ethereum plans to replace BLS signatures with Post Quantum Signatures · How to find the private keys of my ethereum presale wallet ?
    46
  • Blockchain
    38 posts in the past month
    1. Building an Blockchain Investigation Platform ( Blockchain Sentinel ).
    2. An off-chain backend for event-driven blockchain workflows, looking for feedback
    3. Final working flow of my Start-up Blockchain Sentinel SaaS product.
    #2
    Blockchain
    Building an Blockchain Investigation Platform ( Blockchain Sentinel ). · An off-chain backend for event-driven blockchain workflows, looking for feedback · Final working flow of my Start-up Blockchain Sentinel SaaS product.
    38
  • Web3
    37 posts in the past month
    1. Is Web3 Development really worth it for a fresher in 2026?
    2. Help for Web3 Internship
    3. ACTUAL Work of an Employed Web3 Developer❓
    #3
    Web3
    Is Web3 Development really worth it for a fresher in 2026? · Help for Web3 Internship · ACTUAL Work of an Employed Web3 Developer❓
    37
  • Crypto
    28 posts in the past month
    1. North Korea Stole $7.5 Billion From Crypto So Far. Here's Their Playbook.
    2. Built a testing platform for app devs — pay testers in crypto, $2-4 each
    3. How are you currently receiving crypto payments from clients?
    #4
    Crypto
    North Korea Stole $7.5 Billion From Crypto So Far. Here's Their Playbook. · Built a testing platform for app devs — pay testers in crypto, $2-4 each · How are you currently receiving crypto payments from clients?
    28
  • Smart Contract
    26 posts in the past month
    1. $1.78M lost because of AI-generated smart contract code, are we trusting AI too much?
    2. How do you meaningfully compare smart contract security tools?
    3. Any new breakthroughs with AI + Smart Contract work?
    #5
    Smart Contract
    $1.78M lost because of AI-generated smart contract code, are we trusting AI too much? · How do you meaningfully compare smart contract security tools? · Any new breakthroughs with AI + Smart Contract work?
    26

Flair

  • Question
    83 posts in the past month
    1. Is Web3 Development really worth it for a fresher in 2026?
    2. Looking to earn some crypto as a beginner — where do I start?
    3. Build Projects or learn Uniswap v4 ??
    #1
    Question
    Is Web3 Development really worth it for a fresher in 2026? · Looking to earn some crypto as a beginner — where do I start? · Build Projects or learn Uniswap v4 ??
    83
  • My Project
    65 posts in the past month
    1. We built a SQL engine that lets you query any EVM event from any contract. No pre-decoded tables needed
    2. I got sick of paying Aave's 0.05% flash loan fee, so I wrote an open-source EVM Router that dynamically splits liquidity via Balancer to cut fees by 80%.
    3. Built a visual Ethereum Sync Committee explorer, looking for technical feedback
    #2
    My Project
    We built a SQL engine that lets you query any EVM event from any contract. No pre-decoded tables needed · I got sick of paying Aave's 0.05% flash loan fee, so I wrote an open-source EVM Router that dynamically splits liquidity via Balancer to cut fees by 80%. · Built a visual Ethereum Sync Committee explorer, looking for technical feedback
    65
  • Information
    32 posts in the past month
    1. How Ethereum plans to replace BLS signatures with Post Quantum Signatures
    2. I've been continuously measuring real finality times across 10 L1s (block produced → actually finalized). The marketing numbers vs reality gap is wild
    3. Solidity v0.8.35 is out!
    #3
    Information
    How Ethereum plans to replace BLS signatures with Post Quantum Signatures · I've been continuously measuring real finality times across 10 L1s (block produced → actually finalized). The marketing numbers vs reality gap is wild · Solidity v0.8.35 is out!
    32
  • Tutorial
    13 posts in the past month
    1. I open-sourced a tool that lets AI agents pay for things on their own (x402) - PipRail
    2. What actually happens under the hood when calldata hits the EVM (Execution Flow Breakdown)
    3. Writing Custom Consensus for Geth Using the Engine API: A Four-Part Tutorial Series
    #4
    Tutorial
    I open-sourced a tool that lets AI agents pay for things on their own (x402) - PipRail · What actually happens under the hood when calldata hits the EVM (Execution Flow Breakdown) · Writing Custom Consensus for Geth Using the Engine API: A Four-Part Tutorial Series
    13
  • Please Set Flair
    4 posts in the past month
    1. $1,000,000 for One Idea: QIE’s Global Grant for the First Truly Scalable Web3 Application
    2. Best app to trade commodities like oil and gold?
    3. Decentralized storage and web3 consulting for privacy apps
    #5
    Please Set Flair
    $1,000,000 for One Idea: QIE’s Global Grant for the First Truly Scalable Web3 Application · Best app to trade commodities like oil and gold? · Decentralized storage and web3 consulting for privacy apps
    4

Product recommendations

  • smart contract
    4 posts in the past month
    1. I'm looking for a smart contract that can get flash loan and do arbitrage trading with the flash loan. Is there any you recommend?
    2. I'm looking for a smart contract that can get flash loan and do arbitrage trading with the flash loan. Is there any you recommend?
    3. I’m looking for a smart contract that can get flash loan and do arbitrage trading with the flash loan. Is there any you recommend?
    #1
    smart contract
    I'm looking for a smart contract that can get flash loan and do arbitrage trading with the flash loan. Is there any you recommend? · I'm looking for a smart contract that can get flash loan and do arbitrage trading with the flash loan. Is there any you recommend? · I’m looking for a smart contract that can get flash loan and do arbitrage trading with the flash loan. Is there any you recommend?
    4
  • solidity courses
    2 posts in the past month
    1. Can you recommend any Solidity courses for someone who’s never wrote a line of code in their life?
    2. Can anyone recommend me a course on solidity.
    #2
    solidity courses
    Can you recommend any Solidity courses for someone who’s never wrote a line of code in their life? · Can anyone recommend me a course on solidity.
    2
  • blockchain development course
    2 posts in the past month
    1. Please recommended any good course on Blockchain development
    2. Please recommend me a good course on "Blockchain Development" which includes Web3.js & Solidity
    #3
    blockchain development course
    Please recommended any good course on Blockchain development · Please recommend me a good course on "Blockchain Development" which includes Web3.js & Solidity
    2
View full analysis on GummySearchSynced 6/19/2026

Frequently asked questions

Who is r/ethdev for?
Best for Crypto Investors and Ethereum enthusiasts looking for a Reddit-based community with forum discussion.
Is r/ethdev free to join?
This listing is not marked as paid-only. Access rules and any fees are decided by the community.
How many members does r/ethdev have?
Roughly 123K members, based on figures reported by the community or its host. Member counts are approximate and change over time.
What platform is r/ethdev on?
r/ethdev runs on Reddit. Reddit communities (or "subreddits") are forum-based groups on the popular social news aggregation, web content rating, and discussion website Reddit. Reddit is commonly known as "the front page of the internet". Users submit content to the site such as links, text posts, and images, which are then voted up or down and discussed by other members. From investing Reddit communities, to professional ones, to ones just for laughs, you're likely to find a community for you on Reddit.
What topics does r/ethdev cover?
On the Hive Index, r/ethdev is organized under Crypto Investors, Ethereum.
How do I join r/ethdev?
You can join r/ethdev by clicking this link, or pressing the "Go to community" button above.
What are the Crypto communities like?
One of the larger topic areas on the site, with communities covering trading, DeFi, NFTs, specific chains, and the broader Web3 ecosystem. Discord dominates, with massive project-specific servers alongside general crypto communities for news, analysis, and signal sharing. Range of activity from serious traders to casual holders.
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Added 10/28/2021

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