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Dev tools · alternatives · 2026

24 alternatives to SigNoz

Open source alternative to Datadog

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. SigNoz launched in 2021; newer entries below may have overtaken it.

  1. 1

    We just released a major upgrade to SigNoz with support for Logs management based on ClickHouse. Would love to get any feedback from the community here on what you think and any questions you may have for us Many big companies like Uber and Cloudflare have been shifting to ClickHouse as their main workhorse for Logs management seeing much better performance. for e.g Cloudflare recently shifted from Elastic to ClickHouse and are seeing 8x improvement in memory/cpu resource requirement in ingestion. This is our first release with Logs support and we have added support for: - Filtering…

    2022 · github.com · its alternatives →

  2. 2SA
  3. 3

    🔥 The free & Open Source DocuSign alternative. Contribute to OpenSignLabs/OpenSign development by creating an account on GitHub.

    2023 · github.com · its alternatives →

  4. 4

    200+ open source alternatives to popular B2B tools

    2021 · btw.so · its alternatives →

  5. 5

    Hello folks, We are launching OpenObserve. An open source Elasticsearch/Splunk/Datadog alternative written in rust and vue that is super easy to get started with and has 140x lower storage cost compared to elasticsearch. It offers logs, metrics, traces, dashboards, alerts, functions (run aws lambda like functions during ingestion and query to enrich, redact, transform, normalize and whatever else you want to do. Think redacting email IDs from logs, adding geolocation based on IP address, etc). You can do all of this from the UI, no messing up with configuration files. OpenObserve…

    2023 · github.com · its alternatives →

  6. 6

    The best open-source alternatives for you next maker project

    2020 · opensourcestash.com · its alternatives →

  7. 7

    Discover open source alternatives to your proprietary SaaS

    2022 · opensourcealternative.to · its alternatives →

  8. 8

    Complete open-source monitoring and observability platform. - OneUptime/oneuptime

    2024 · github.com · its alternatives →

  9. 9
    SSOReady▲144

    Open source developer tools for enterprise single sign-on

    2024 · github.com · its alternatives →

  10. 10

    Open source Datadog alternative

    2023 · oneuptime.com · its alternatives →

  11. 11
    Signadot▲187

    Hi again HN, we’re Arjun and Anirudh, founders of Signadot (YC W20). Signadot helps teams developing microservices test their changes using lightweight environments called “Sandboxes”. We use a relatively new approach, using traffic labeling (using OpenTelemetry) and request routing (using a Service Mesh) to isolate environments in a shared Kubernetes cluster. Today, we’re launching a new feature to help developers with local testing of microservices during the iterative development process. When we initially launched in September last year…

    2022 · signadot.com · its alternatives →

  12. 12
    Stek.io▲161

    Easily install open source software to get things done!

    2017 · its alternatives →

  13. 13OS

    hey makers, I've spent the whole night to compile this list out of > winners of Product Hunt > best dev tools on DevHunt > recently active on GitHub > most internet backlinks > most mentions as "alternative to .." Let me know if I should add anything there.

    2023 · osssoftware.org · its alternatives →

  14. 14
    Nhost▲237

    The open source Firebase alternative with GraphQL

    2022 · nhost.io · its alternatives →

  15. 15

    Open source API security platform

    2022 · metlo.com · its alternatives →

  16. 16
    OpenFang▲255

    Open-Source Agent Operating System

    Mar 2026 · openfang.sh · its alternatives →

  17. 17

    Hi HN, we are Deepak and Sama, co-founders of BoxyHQ (https://boxyhq.com/). BoxyHQ provides an open-source platform for developers to quickly integrate enterprise features into their software solutions. These include SAML Single Sign-On (SSO), Audit logs, with more to come :) Every B2B startup faces a common challenge when it comes to selling into the Enterprise; they need to allocate time and resources to support all the requirements to make their offering enterprise-grade. Supporting these requirements is a significant undertaking for the engineering team, especially since…

    2022 · boxyhq.com · its alternatives →

  18. 18
    Datadog▲75

    Modern monitoring for your infrastructure, apps, and logs

    2014 · datadoghq.com · its alternatives →

  19. 19

    Open source business application platform for fast development - openkoda/openkoda

    2024 · github.com · its alternatives →

  20. 20
    Scoutflo▲228

    The first-ever commercial open-source marketplace - for Free

    2023 · atlas.scoutflo.com · its alternatives →

  21. 21

    Deploy a Datadog alternative for your app in minutes

    2025 · tinybird.co · its alternatives →

  22. 22

    Analytics, insights, and feature flags in one platform

    2025 · databuddy.cc · its alternatives →

  23. 23

    Open source alternative to Algolia, now with a SaaS version

    2021 · cloud.typesense.org · its alternatives →

  24. 24

    Let your customers set up enterprise SSO & audit logs easily

    2023 · ory.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 →