Dev tools · alternatives · 2026

24 alternatives to Bluzelle - smart in-memory cache

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Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Bluzelle - smart in-memory cache launched in 2019; newer entries below may have overtaken it.

1. 1
   I open-sourced the in-memory PostgreSQL I built at work for E2E tests▲379

   In-memory Postgres for unit/E2E tests. Contribute to hexclave/pgmock development by creating an account on GitHub.

   2024 · github.com · its alternatives →

2. 2
   Simple in-memory key/value store written in Elixir using Shards▲80

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

   2016 · github.com · its alternatives →

3. 3
   A local-first memory store for LLM agents (SQLite)▲48

   Local persistent memory store for LLM applications including claude desktop, github copilot, codex, antigravity, etc. - CaviraOSS/LongMemory

   Dec 2025 · github.com · its alternatives →

4. 4
   Pocache, preemptive optimistic caching for Go▲97

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

   2024 · github.com · its alternatives →

5. 5
   go-storage▲86

   An application-oriented unified storage layer for Golang.

   2021 · github.com · its alternatives →

6. 6
   Pogocache – Fast caching software▲93

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

   2025 · github.com · its alternatives →

7. 7
   The Cache▲86

   Inside the world of consumer tech

   2023 · readcaffeine.com · its alternatives →

8. 8
   MemoryCustodian▲145

   Repo-native memory for coding agents

   Jul 2026 · github.com · its alternatives →

9. 9
   Concurrency-safe file-backed element store in Go▲19

   File backed element store with caching and async writes - sebcat/store

   2015 · github.com · its alternatives →

10. 10
    A LRU cache using go generics▲57

    LRU cache using go generics. Contribute to dboslee/lru development by creating an account on GitHub.

    2022 · github.com · its alternatives →

11. 11
    Parseable Log Storage▲79

    Over the past few months, we've been building Prism; a fast, developer-first observability UI that's deeply integrated with our open-source database, Parseable. Prism is designed for engineers who debug distributed systems, sometimes at odd hours, and need answers right now, without having to deal with five different tools. Backstory: We spoke to dozens of observability practitioners in large enterprises. Across the board, we heard two things: (1)The RoI on observability tools is hard to justify. (2)OSS leads to tool sprawl, metrics in Grafana, logs in ELK, traces… somewhere. We wanted a…

    2022 · parseable.com · its alternatives →

12. 12
    Gostore, a simplistic and minimalist storage made with Golang▲15

    Simplistic and minimalist storage. Contribute to Jibaru/gostore development by creating an account on GitHub.

    2023 · github.com · its alternatives →

13. 13
    Efficient cache for gigabytes of data written in Go▲5

    Efficient cache for gigabytes of data written in Go. - allegro/bigcache

    2016 · github.com · its alternatives →

14. 14
    Fast memcached clone in Go using Cuckoo hashing▲20

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

    2015 · github.com · its alternatives →

15. 15
    Skizze – High-throughput probabilistic data structure service▲53

    A probabilistic data structure service and storage - skizzehq/skizze

    2016 · github.com · its alternatives →

16. 16
    Foyer, Hybrid in-memory and disk cache in Rust▲18

    Hybrid in-memory and disk cache in Rust. Contribute to foyer-rs/foyer development by creating an account on GitHub.

    2025 · github.com · its alternatives →

17. 17
    CasCache – multi-generational cache with optimistic concurrency control▲20

    Fence based CAS for Go with read-time validation, stale-write protection, pluggable codecs, and local or Redis backends. - unkn0wn-root/cascache

    2025 · github.com · its alternatives →

18. 18
    InBloom – Portable Bloom Filters in Java, Python and Go▲45

    Cross language bloom filter implementation. Contribute to EverythingMe/inbloom development by creating an account on GitHub.

    2015 · github.com · its alternatives →

19. 19
    Monotone – bottomless embeddable storage for events (GA)▲19

    Embeddable Cloud-Native Storage for events and time-series data. (GA release)

    2024 · monotone.studio · its alternatives →

20. 20
    Cache-Pot▲7

    A superfast memory layer built for AI agents

    Jul 2026 · cache-pot.thatdevguy.in · its alternatives →

21. 21
    MainMemory – Wannabe Main Memory Database and More▲21

    Wannabe Main Memory Database and More. Contribute to ademakov/MainMemory development by creating an account on GitHub.

    2017 · github.com · its alternatives →

22. 22
    Golang – Level 7 Load Balancer and Cache▲18

    HTTP load balancer and cache. Contribute to CoderCookE/goaround development by creating an account on GitHub.

    2019 · github.com · its alternatives →

23. 23
    A simple distributable object-storage system in Go▲19

    Simple Object Storage (I wish I could call it Steve's Simple Storage, or S3 ;) - skx/sos

    2016 · github.com · its alternatives →

24. 24NA
    NimbusBase, a HTML5 application data storage powered by Dropbox▲28

    2012 · nimbusbase.com · its alternatives →

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 →