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Cursor
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Omni Calculator
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Free, no-signup calculators for the money side of building software and freelancing
Which is more popular?
Based on our record, OpenAI Codex CLI seems to be more popular. It has been mentioned 40 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | github.com | devfinancetools.com |
| Pricing | — | |
| Company | — | 2026 |
| Listed in |
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DevFinanceTools is a collection of free, no-signup calculators for the money side of building software and freelancing. Everything runs in your browser — no account, no tracking beyond basic page-view analytics — and every tool shows its formulas and benchmarks so you can check the maths...
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OpenAI Codex CLI
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Recommendations tracked on public social media and blogs since March 2021.


The second CLI (Codex) records tokens and quota in session files, but the laptop sleeps and moves, so Prometheus can't reliably scrape it. That's exactly the Pushgateway case: a systemd user timer parses the session files every 5 minutes... - Source: dev.to / 24 days ago
Since when? https://learn.chatgpt.com/docs/codex/cli https://github.com/openai/codex Looks like it's still a more-or-less-open-source product called Codex CLI. FWIW, there have been issues with various versions of ChatGPT not knowing... - Source: Hacker News / about 1 month ago
Codex is open source: https://github.com/openai/codex. - Source: Hacker News / about 2 months ago
Tracking DevFinanceTools since Aug 2026.
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