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Dev tools · alternatives · 2026

24 alternatives to Cachegrand – a fast OSS Key-Value store built for modern hardware

I am the author of the platform, happy to reply to any question you might have! It scales up really nicely thanks to a year of research and development of the hashtable implemented in cachegrand, on the hardware used for benchmarking, an AMD EPYC 7502P, it was able to reach up to 5mln GET QPS and 4.5mln SET QPS, with batching up to 60mln GET QPS and up to 26MLN SET QPS. cachegrand is fast, it's fully Open Source, it's under a BSD 3-clause license - it can be used easily as standalone platform or incorporated in other ones without any licensing issue - and we are working to expand the Redis…

Cachegrand is an open-source key-value store optimized for modern multi-core hardware, released under a BSD 3-clause license. It achieves high throughput on server-grade processors and can operate as a standalone… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Cachegrand – a fast OSS Key-Value store built for modern hardware launched in 2022; newer entries below may have overtaken it.

  1. 1CA
  2. 2

    Long-simmering side project that is finally ready to see the light. HAMTs are a cool persistent data structure and implementing one has been a lot of fun. Beyond the code, there is likely some value in the extensive and largely complete implementation docs; basic benchmarks are linked in the README, too. Kind of aiming to be "the libavl for HAMTs". That is obviously a high and aspirational bar but a distinct possibility if it stirs up a little interest and/or contribution. Anyways, it's time for this to go out, collect feedback and maybe even some use outside of toy projects. Let me…

    2023 · github.com · its alternatives →

  3. 3
    FasterGH▲260

    Fast GitHub browsing experience

    Mar 2026 · fastergh.com · its alternatives →

  4. 4

    Simple in-memory Key/Value Store written in Elixir using `cabol/ex_shards` - cabol/kvx

    2016 · github.com · its alternatives →

  5. 5

    A small, portable, linear probing hash map. Contribute to e-dant/salmagundi development by creating an account on GitHub.

    2024 · github.com · its alternatives →

  6. 6

    Fast, secure, configurable. A bold new take on Nix caching.

    2024 · determinate.systems · its alternatives →

  7. 7AB

    we've been working on a KV store for the past year or so which is 2-6x faster than Redis (benchmark link below) yet disk persisted! so you get the speed of in-memory KV stores but with disk persistence. To achieve this we've created our custom filesystem that is optimized for our special usecase and we're doing smart batching for writes and predictive fetching for reads. In addition to basic operations, it also provides atomic inc/dec, atomic json patch, range scans and a unique key monitoring mechanism (pub-sub) over WebSockets which essentially allows you to receive notification on…

    2025 · hpkv.io · its alternatives →

  8. 8

    Fast(est), sharded Go cache with lock-free reads, self-adaptive SieveTinyLFU, batched async writes and HTTP middleware. - unkn0wn-root/kioshun

    2025 · github.com · its alternatives →

  9. 9

    Hey HN! We’ve built Pretzel, an open-source data exploration and visualization tool that runs fully in the browser and can handle large files (200 MB CSV on my 8gb MacBook air is snappy). It’s also reactive - so if, for example, you change a filter, all the data transform blocks after it re-evaluate automatically. You can try it here: https://pretzelai.github.io/ (static hosted webpage) or see a demo video here: https://www.youtube.com/watch?v=73wNEun_L7w You can play with the demo CSV that’s pre-loaded (GitHub data of text-editor adjacent projects) or upload…

    2024 · github.com · its alternatives →

  10. 10

    High-performance cache policies and supporting data structures for Rust systems, with optional metrics and benchmarks. - OxidizeLabs/cachekit

    Jan 2026 · github.com · its alternatives →

  11. 11

    150X faster data analysis

    2015 · periscopedata.com · its alternatives →

  12. 12

    (educational) build your own disk based KV store. Contribute to avinassh/py-caskdb development by creating an account on GitHub.

    2022 · github.com · its alternatives →

  13. 13
    CachetHQ▲113

    An open source Status Page system

    2014 · cachethq.io · its alternatives →

  14. 14

    Fast key-value DB in Go. Contribute to dgraph-io/badger development by creating an account on GitHub.

    2017 · github.com · its alternatives →

  15. 15

    Hey HN! I just released go-nbd, a lightweight Go library for effortlessly creating NBD servers and clients. Its a neat tool for creating custom Linux block devices with arbitrary backends, such as a file, byte slice or what I'm planning to use it for, a tape drive. While there are a few partially abandoned projects like this out there already, this library tries to be as maintainable as possible by only implementing the most recent handshake revision and baseline functionality for both the client and the server, while still having enough support to be useful. I'd love to get your feedback :)

    2023 · github.com · its alternatives →

  16. 16

    A fast, multi-threaded Redis® and Valkey alternative written in Rust: drop-in compatible, with full-text and vector search built in - kividbio/kividb

    4d ago · github.com · its alternatives →

  17. 17AS
  18. 18

    Fast PUT/GET/DELETE in-memory key-value store for lookaside caching - jonhoo/cucache

    2015 · github.com · its alternatives →

  19. 19

    This project presents a new data structure for storing ordered integer maps. The proposed data structure is a compressive, cache-friendly, radix tree that has performance comparable to an unordered map (`std::unordered_map`) and is an order of magnitude faster than an ordered map (`std::map`).

    2024 · github.com · its alternatives →

  20. 20

    Fast caching software with a focus on low latency and cpu efficiency. - tidwall/pogocache

    2025 · github.com · its alternatives →

  21. 21AS

    A Simple GPU Hash Table

    2020 · nosferalatu.com · its alternatives →

  22. 22

    Hey all, I recently published this Go package, and would like to show off as well as get feedback!

    2024 · github.com · its alternatives →

  23. 23GA

    I built GRSH because I wanted a modern, memory-safe shell that feels native to FreeBSD but works seamlessly on macOS. While there are many shells out there, GRSH is my take on a minimal, fast, and secure command interpreter written entirely in Rust. It's designed for users who want the safety guarantees of Rust without the overhead of more bloated alternatives. I'm currently working on the official FreeBSD port. I’d love to get feedback on the shell's behavior and performance from the community. Github: https://github.com/antoniomalara301289/grsh

    Jan 2026 · grimreaper.icu · its alternatives →

  24. 24

    As the creator of TerarkDB (acquired by ByteDance in 2019), I have developed ToplingDB in recent years. ToplingDB is forked from RocksDB, where we have replaced almost all components with more efficient alternatives(db_bench shows ToplingDB is about ~8x faster than RocksDB): * MemTable: SkipList is replaced by CSPP(Crash Safe Parallel Patricia trie), which is 8x faster. * SST: BlockBasedTable is replaced by ToplingZipTable, implemented by searchable compression algo, it is very small and fast, typically less than 1μs per lookup: * Keys/Indexes are compressed using NestLoudsTrie(a…

    2025 · github.com · 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 →