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Dev tools · alternatives · 2026

24 alternatives to Ouroboros: Handshake + EtherSync

After watching too many "privacy" apps get subpoenaed or shut down, I wanted a communication tool that literally cannot be shut down because it has no servers to seize. Ouroboros is a Rust-based P2P stack with two modes: 1. Live sessions: Two peers connect directly using just a shared passphrase. The passphrase deterministically generates identical network parameters on both sides, so they can find each other without any coordination server. 2. EtherSync spaces: Async file sharing and messaging in encrypted "spaces" that sync via gossip protocol when peers are online. Key features: -…

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

  1. 1OA
  2. 2DA

    Hey HN! I’ve written a bunch of WebSocket servers over the years to do simple things like state synchronization, WebRTC signaling, and notifying a client when a backend job was run. I realized that if I had a simple way to create a private, temporary, mini-redis that the client could talk to directly, it would save a lot of time. So we created DriftDB. In addition to the open source server that you can run yourself, we also provide https://jamsocket.live where you can use an instance we host on Cloudflare’s edge (~13ms round trip latency from my home in NY). You may have seen my…

    2023 · driftdb.com · its alternatives →

  3. 3

    Hey HN, we're Evis and Nick and we're excited to be launching Neosync (https://www.github.com/nucleuscloud/neosync). Neosync is an open source platform that helps developers anonymize production data, generate synthetic data and sync it across their environments for better testing, debugging and developer experience. Most developers and teams have some version of a database seed script that creates some mock data for their local and stage databases. The problem is that production data is messy and it’s very difficult to replicate that with mock data. This causes two big…

    2024 · github.com · its alternatives →

  4. 4

    This is a project I made to learn more about crypto. I've also written a [post](https://vaktibabat.github.io/posts/ecurvechat/) that explains all the crypto concepts and algorithms used in the project, and how I implemented them. I'd be very glad for any feedback about both the code and the post :)

    2024 · github.com · its alternatives →

  5. 5
    Neosync▲144

    Open source data anonymization platform for Developers

    2025 · neosync.dev · its alternatives →

  6. 6
    IPFS▲84

    Peer-to-peer hypermedia protocol for Blockchain powered web

    2015 · about.ipfs.io · its alternatives →

  7. 7
    Ring▲83

    A free software for distributed and secured communication

    2015 · its alternatives →

  8. 8

    DropBox/GoogleDrive-style 2-way sync using rsync and fswatch - francoisp/DuplexRsync

    2019 · github.com · its alternatives →

  9. 9

    Hey HN, we're Evis and Nick, we're excited to be launching Neosync on HN! Neosync is an open source data replication and anonymization project that helps developers create safe, anonymized test data and sync it across all environments for high-quality local, stage and CI testing. This is how it works: 1. You select a job type. Today we support data sync jobs (these sync data between two databases and run on a schedule you define) and a data generation job (this generates synthetic data from scratch and sends it to a destination). 2. Next you define your source database and a destination(s)…

    2023 · github.com · its alternatives →

  10. 10

    Simple and accessible file encryption.

    2018 · theapurvap.github.io · its alternatives →

  11. 11OS

    Hey HN, we're Evis and Nick from Neosync (https://www.github.com/nucleuscloud/neosync). Since we last introduced Neosync on HN 4 months ago, we’ve made a lot of progress and we’re excited to be launching several new features. As a reminder, Neosync is an open source platform that helps developers anonymize production data, generate synthetic data, subset it and sync it across their environments for better testing, debugging and developer experience. We do all of this while handling referential integrity. Whether you have primary keys, foreign keys, unique constraints,…

    2024 · docs.neosync.dev · its alternatives →

  12. 12AE
  13. 13

    Hello HN, I have been working on a desktop P2P messenger called Kiyeovo for the last ~8 months, and I just published its beta version. Quick backstory: It started out as a CLI application for my Graduate Thesis, where I tried to make the most secure and private messenger application possible. Then, I transformed it into a desktop application, gave it "clearnet" support and added a bunch of features. Short summary: The app runs in 2 completely isolated modes: - fast mode: relay/DCUtR -> lower latency, calls support - anonymous mode: Tor message routing -> slower, anonymous These modes…

    Apr 2026 · github.com · its alternatives →

  14. 14

    Hello. I made this project as an experiment in using key cryptography for user identity in a client server model, and for some future peer to peer projects that I am working on. I am looking for feedback, please let me know what you think. Also, Merry Christmas to HN! :-)

    2022 · github.com · its alternatives →

  15. 15

    Distributed Time Synchronization Service. Contribute to rubrikinc/kronos development by creating an account on GitHub.

    2018 · github.com · its alternatives →

  16. 16

    I'm Dustin Kirkland, author of Byobu[1]. I built Trustmux[2] to solve a personal problem: secure, encrypted access to my tmux[3] and Byobu sessions from my phone, without the pain of other mobile shell approaches. I run long-lived shells, Claude, and other sessions in the background on my workstation, and I needed to check in from mobile — securely, with real TLS certificates and Tailscale-backed privacy, not some insecure workaround. Why not SSH / Mosh / Claude Mobile? - SSH/Mosh: Synchronous connection state is brutal on mobile. Latency, network handoffs between WiFi and…

    Jun 2026 · trustmux.dev · its alternatives →

  17. 17

    Hi everyone — I’m the developer of UnisonDB, an open-source log-native database built in Go for distributed and edge-scale systems. UnisonDB rethinks the boundary between databases and streaming systems. Instead of treating the Write-Ahead Log (WAL) as a recovery mechanism, it treats the log itself as the database. Every write is immediately durable, queryable, and replicable — without Kafka, CDC pipelines, or changefeed daemons. UnisonDB unifies persistence and streaming in one system. It’s designed for real-time, event-driven, and edge-first workloads where data needs to move as fast as…

    Nov 2025 · github.com · its alternatives →

  18. 18

    Hi HN, I'm Dan Draper, founder of CipherStash. We've spent 5 years building per-value searchable encryption tech. We realized that encryption like this is incredibly powerful but the engineering required is generally not worth the effort. So we built a platform and opensource SDK to take the cry out of cryptography :) CipherStash Stack is: * A searchable encryption SDK for TS and Postgres * Fast, key management with Zerokms (backed by HSM) * A transparent SQL proxy * Auth library and OIDC federation service * Skills for data security Integrations include Prisma Next, Drizzle, Auth0, Clerk…

    May 2026 · cipherstash.com · its alternatives →

  19. 19

    Hi HN, I built Mephisto because I was frustrated with the current state of disposable email services—most are riddled with intrusive ads, trackers, and captchas. I wanted a tool that felt like a proper developer utility rather than a spam farm. The stack is React, Vite, and Tailwind. Key architectural decisions: 1. Volatile Memory: The backend writes nothing to disk. Once a session terminates, the data is irretrievable. 2. Client-Side Entropy: The password generator runs locally in the browser; keys are never sent to the server. 3. PWA: It's installable and designed for low latency using…

    Dec 2025 · mephistomail.site · its alternatives →

  20. 20

    The serverless graph database with real-time P2P sync

    Jul 2026 · github.com · its alternatives →

  21. 21

    🔐 Share end-to-end encrypted secrets with others via a one-time URL - sniptt-official/ots

    2021 · github.com · its alternatives →

  22. 22

    A Lightweight VPN Built on top of IPFS + Libp2p for Truly Distributed Networks (fork) - hyprspace/hyprspace

    2021 · github.com · its alternatives →

  23. 23

    Hi HN! I recently open-sourced a project I’ve been working on over my winter break: a Solidity web framework you can use to write web apps in Solidity (and more generally, a proof-of-concept implementation of an arbitrary network protocol over Ethereum). Here’s a demo web app on the Optimism Goerli testnet: http://simple.fallback.natecation.xyz/ Running this Solidity code: https://github.com/nathanhleung/fallback/blob/main/src/examp... There’s a lightweight TCP server script that’s listening on the demo app domain that forwards requests…

    2022 · github.com · its alternatives →

  24. 24

    Decentralized 2 factor authentication app built on Textile & IPFS - airsecure/airsecure

    2019 · github.com · its alternatives →

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