FlameGraph vs Sampler
A data-driven comparison of two Data visualization apps & tools: popularity, development activity, licensing and installation. Updated .
FlameGraphStack trace visualizer that generates interactive SVG flame graphs from profiling data.
SamplerTerminal dashboard that runs shell commands and visualizes their output, configured with YAML.
Key differences
- FlameGraph has 1.3× as many GitHub stars as Sampler (19.8K vs 14.8K).
- FlameGraph is written primarily in Perl, Sampler in Go.
- FlameGraph is the older project: its repository was created in 2011, Sampler's in 2019.
- FlameGraph has had no commits since Oct 20, 2024.
- Sampler has had no commits since Oct 6, 2022.
By the numbers
- FlameGraph
- Sampler
Show data as a table
| Metric | FlameGraph | Sampler |
|---|---|---|
| GitHub stars | 19,785 | 14,810 |
| Commits, last 12 months | 0 | 0 |
| Contributors | 61 | 14 |
| Forks | 2,110 | 667 |
Development activity
Commits per month to each default branch, last 12 complete months.
- FlameGraph
- Sampler
Show data as a table
| Month | FlameGraph | Sampler |
|---|---|---|
| Oct 2025 | 0 | 0 |
| Nov 2025 | 0 | 0 |
| Dec 2025 | 0 | 0 |
| Jan 2026 | 0 | 0 |
| Feb 2026 | 0 | 0 |
| Mar 2026 | 0 | 0 |
| Apr 2026 | 0 | 0 |
| May 2026 | 0 | 0 |
| Jun 2026 | 0 | 0 |
| Jul 2026 | 0 | 0 |
| Aug 2026 | 0 | 0 |
| Sep 2026 | 0 | 0 |
Side by side
| Attribute | FlameGraph | Sampler |
|---|---|---|
| Description | Stack trace visualizer that generates interactive SVG flame graphs from profiling data. | Terminal dashboard that runs shell commands and visualizes their output, configured with YAML. |
| Category | Data visualization apps & tools | Data visualization apps & tools |
| License | – | GPL-3.0 |
| Language | Perl | Go |
| Status | Inactive | Inactive |
| Latest release | v1.0 () | v1.1.0 () |
| Last commit | ||
| Repository created | ||
| Open issues | 121 | 57 |
| Install | – | go get github.com/sqshq/sampler |
Which should you choose?
Popularity and activity are only part of the story. Consider which ecosystem you work in, the chart types and interactions you need, how much data you render, and whether the license fits your project. Both tool pages list alternatives if neither is quite right.
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FlameGraph
Stack trace visualizer that generates interactive SVG flame graphs from profiling data.
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Sampler
Terminal dashboard that runs shell commands and visualizes their output, configured with YAML.