MailTrackerBlocker
apparition47
Email tracker, read receipt and spy pixel blocker plugin for macOS Mail (10.11-13.x)
Productivity AutomationSkill source unconfirmed
1.1KGitHub
OPENAGENTSKILL / DIRECTORY
AI Agent Skills
Find a skill for your next task. Explore tools for Codex, Claude Code, Cursor and more.
Results · “cost-tracker”
1–3 / 3
More filters · 1
Candidates in this shortlist, not the full registry. GitHub stars belong to repositories, not individual skills.
Results: 3
Activitywatch
ActivityWatch
The best free and open-source automated time tracker. Cross-platform, extensible, privacy-focused.
Productivity AutomationSkill source unconfirmed
18.5KGitHub
Online
CollaboraOnline
Issue tracker only. Active development is on Gerrit at https://gerrit.collaboraoffice.com/.
Productivity AutomationSkill source unconfirmed
3.3KGitHub