Source: https://seerepo.com/compare/RSSNext/Folo/vs/SigNoz/signoz
Markdown source: https://seerepo.com/compare/RSSNext/Folo/vs/SigNoz/signoz.md
Description: Folo and signoz share 4 technologies: React, Vite, Sentry, and PostHog. Folo is written in TypeScript and signoz in Go.

# Folo vs signoz

Folo and signoz share 4 technologies: React, Vite, Sentry, and PostHog. Folo is written in TypeScript and signoz in Go.

- [RSSNext/Folo](https://seerepo.com/r/RSSNext/Folo): 🧡 Folo is the AI RSS Reader
- [SigNoz/signoz](https://seerepo.com/r/SigNoz/signoz): SigNoz is an open-source, OpenTelemetry-native observability platform for your team and their AI agents. Get logs, metrics, and traces in one tool with features like APM, distributed tracing, log management, infra monitoring, etc. Combined with SigNoz MCP and a native AI teammate (in SigNoz Cloud) it helps you build more resilient apps.

## What they share and what sets them apart

- In common: React, Vite, Sentry, PostHog
- Only in Folo: Firebase
- Only in signoz: Gorilla, Postgres, Redis, Google

## Side by side

| | Folo | signoz |
|---|---|---|
| Size | 272,930 lines written, 2,523 code files | 1,090,543 lines written, 4,718 code files |
| Who writes it | 9.1% of its commits signed by AI. With Claude Code and GitHub Copilot | 1.2% of its commits signed by AI. With Claude Code, GitHub Copilot, and Cursor |
| Activity | Last push October 30, 2026, 7,375 commits, 39,204 stars | Last push November 1, 2026, 6,568 commits, 32,495 stars |
| Tests | 255 test files. 12.6% of its code files have a test that imports them | 1,865 test files. 36.4% of its code files have a test that imports them |

- Size: Lines written by people and agents, without generated ones; code files, without tests.
- Who writes it: A commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
- Activity: From GitHub and its history, on the day SeeRepo read it.
- Tests: The files that test the code, and the share of code files a test imports.

## Frequently asked questions

### Which is bigger, Folo or signoz?

signoz, with 1,090,543 lines written; Folo has 272,930.

The proof: [SigNoz/signoz's code at commit a621fb2](https://github.com/SigNoz/signoz/tree/a621fb2b49acd8ee352eb61ba2976bd34afdf402)

### Which has more GitHub stars, Folo or signoz?

Folo, with 39,204 stars; signoz has 32,495.

The proof: [RSSNext/Folo on GitHub](https://github.com/RSSNext/Folo)

### Which has more tests, Folo or signoz?

signoz, with 1,865 test files; Folo has 255.

The proof: [SigNoz/signoz's code at commit a621fb2](https://github.com/SigNoz/signoz/tree/a621fb2b49acd8ee352eb61ba2976bd34afdf402)

### Which was updated more recently, Folo or signoz?

signoz: its last push was on November 1, 2026, and Folo's on October 30, 2026.

The proof: [SigNoz/signoz's commits on GitHub](https://github.com/SigNoz/signoz/commits)

### Which has more commits signed by AI, Folo or signoz?

Folo: an AI signed 9.1% of its commits, with Claude Code and GitHub Copilot; in signoz, 1.2%.

The proof: [the commits each tool signed in RSSNext/Folo](https://seerepo.com/r/RSSNext/Folo/ai)

## Sources

- RSSNext/Folo: Read on October 31, 2026, at commit 70a630a (https://github.com/RSSNext/Folo/tree/70a630a62a46de8aed945d7f11812a292df7fab1)
- SigNoz/signoz: Read on November 1, 2026, at commit a621fb2 (https://github.com/SigNoz/signoz/tree/a621fb2b49acd8ee352eb61ba2976bd34afdf402)

## What is your repo built with?

Any public repo, with no account: https://seerepo.com/r/owner/repo/built, with the owner and name it has on GitHub.