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Head-to-head · Speedrun Timer Software

OpenSpeedRun vs Annelid

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
OpenSpeedRun #5 in Speedrun Timer Software 7.9/10 Free plan Free plan✓ 2 of 3 features Visit OpenSpeedRun
Annelid #8 in Speedrun Timer Software 7.9/10 Free plan Free plan✓ 1 of 3 features Visit Annelid

OpenSpeedRun leads on 1 check, Annelid on 0, and 3 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Free planboth
  • Most featuresOpenSpeedRun · 2 of 3

OpenSpeedRun and Annelid score identically on our rubric (7.9 out of 10) for speedrun timer software; OpenSpeedRun sits at #5 and Annelid at #8 in our editorial ranking, so the choice comes down to fit.

OpenSpeedRun offers leaderboard integration; Annelid doesn't publish it. On game support method, OpenSpeedRun gives you Manual where Annelid offers Community.

OpenSpeedRun is the better fit for desktop runners wanting autosplits and streaming tools. Annelid is the better fit for super Metroid runners using SNES hardware.

  • OpenSpeedRun fits best

    Desktop runners wanting autosplits and streaming tools

  • Annelid fits best

    Super Metroid runners using SNES hardware

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Side by side

Feature OpenSpeedRun 7.9/10 Visit ↗ Annelid 7.9/10 Visit ↗
At a glance
Editor score 7.9 7.9
Ranking #5 in Speedrun Timer Software #8 in Speedrun Timer Software
Best for Desktop runners wanting autosplits and streaming tools Super Metroid runners using SNES hardware
Pricing model Free Free
Starting price Not published Not published
Free plan ✓ ✓
Free trial — —
Deployment Desktop Desktop
Platforms Windows, Linux, macOS Windows, macOS, Linux
Integrations 5 integrations 3 integrations
Built for Solo, Small business Solo
Features OpenSpeedRun 2/3 · Annelid 1/3
Auto-splitting ✓ ✓
Frame-accurate timing — Not published
Leaderboard integration ✓ (best) Not published
Specs
Supported platforms windows, linux, macos Windows, macOS, Linux
Game support method Manual Community
Our review
Pros
  • Autosplits via RetroArch memory protocol or Linux process memory
  • OBS browser-source overlays through a local WebSocket server
  • Imports and exports LiveSplit files and attempt history
  • Autosplits Super Metroid on SNES through qusb2snes or SNI
  • Runs on Windows, macOS, and Linux
  • Imports and edits LiveSplit layouts and splits files
Cons
  • Game-specific autosplitter addresses and split configurations are user-supplied
  • Autosplitting is limited to RetroArch or Linux process memory
  • macOS binaries are described as currently untested
  • Autosplitter currently supports only Super Metroid
  • SNES autosplitting depends on qusb2snes or SNI
  • Maintainer says it has only been tested on Linux
Our verdict

OpenSpeedRun is a free, open-source desktop speedrun timer for solo runners and small groups on Windows, Linux, and macOS. Its graphical timer, split editor, and theme and configuration editors cover the core timing workflow, while…

Read the review →

Annelid is a free desktop speedrun timer and autosplitter aimed at Super Metroid runners, particularly those playing on SNES hardware. It supports manual splits and global hotkeys as well as game-specific autosplitting. The autosplitter…

Read the review →
  1. OpenSpeedRunSpeedrun Timer Software 7.9Free plan
  2. AnnelidSpeedrun Timer Software 7.9Free plan

Strengths and trade-offs

  • OpenSpeedRun — where it wins

    • Autosplits via RetroArch memory protocol or Linux process memory
    • OBS browser-source overlays through a local WebSocket server
    • Imports and exports LiveSplit files and attempt history

    Where it doesn't

    • Game-specific autosplitter addresses and split configurations are user-supplied
    • Autosplitting is limited to RetroArch or Linux process memory
    • macOS binaries are described as currently untested

  • Annelid — where it wins

    • Autosplits Super Metroid on SNES through qusb2snes or SNI
    • Runs on Windows, macOS, and Linux
    • Imports and edits LiveSplit layouts and splits files

    Where it doesn't

    • Autosplitter currently supports only Super Metroid
    • SNES autosplitting depends on qusb2snes or SNI
    • Maintainer says it has only been tested on Linux

More comparisons

All speedrun timer software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update