science

OpenSubtitles

OpenSubtitles is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand OpenSubtitles rather than just read about it. In short: OpenSubtitles is a website dedicated to the aggregation of subtitles for audiovisual works. In 2022, OpenSubtitles was one of the 5,000 most accessed websites from the internet.

Key takeaways

OpenSubtitles belongs to science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect OpenSubtitles to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of OpenSubtitles from memory before moving on to harder problems.

Reference excerpt

OpenSubtitles is a website dedicated to the aggregation of subtitles for audiovisual works. In 2022, OpenSubtitles was one of the 5,000 most accessed websites from the internet.

History OpenSubtitles was created in 2005 by the Slovak programmer Braňo. In 2018, the Federal Court of Australia issued an injunction demanding the blockage of 181 sites linked to online piracy, including OpenSubtitles. The case was filed by companies such as Village Roadshow, Disney, Twentieth Century Fox, Paramount Pictures, Columbia Pictures, Universal Pictures and Warner Bros. In October 2021, OpenSubtitles was hacked, with the attacker obtaining the personal data of nearly seven million subscribers. The hacker asked for Bitcoin as ransom. The company agreed, but the database was leaked on 18 January 2022.

Services OpenSubtitles offers subtitles in several languages. It uses an IMDb ID as a basis for research, and it is possible to search for a subtitle using many methods, including multisearching. The website is available in XML format. OpenSubtitles is also able to collaborate with torrent clients, such as myBittorrent and BitTorrent. Their subtitles can also be downloaded and uploaded via SubDownloader. The program is open source and programmed in Python.

Popularity Shortly after its creation, OpenSubtitles was already the most popular subtitles resource on the internet. In 2018, 69% of IMDb identifiers were associated with subtitles in at least two languages. Many websites and programs use OpenSubtitles in their applications, including VLC media player, YouTube and Stremio. Since 2020, OpenSubtitles has been used to train LLMs, including Anthropic's Claude, Meta Platforms' Open Pre-trained Transformer, Nvidia's NeMo Megatron, and other companies, such as Apple Inc., Salesforce, Bloomberg L.P., EleutherAI, Databricks, Cerebras, etc.

Worked examples

Example 1 — a first encounter with OpenSubtitles

Start with the simplest possible case. Write down what OpenSubtitles claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to OpenSubtitles before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about OpenSubtitles ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of OpenSubtitles

In research: OpenSubtitles appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses OpenSubtitles in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: OpenSubtitles is common in secondary-school and first-year university syllabi. It links to neighbouring topics Aggregation websites, Download websites, English-language websites, so understanding it makes those chapters shorter.
In everyday life: Look for OpenSubtitles outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study OpenSubtitles in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what OpenSubtitles means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain OpenSubtitles out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is OpenSubtitles in simple terms?

OpenSubtitles is a website dedicated to the aggregation of subtitles for audiovisual works. In 2022, OpenSubtitles was one of the 5,000 most accessed websites from the internet.

Why does OpenSubtitles matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study OpenSubtitles?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on OpenSubtitles.